{"id":1946,"date":"2026-04-13T14:23:01","date_gmt":"2026-04-13T12:23:01","guid":{"rendered":"https:\/\/hugentoblerheizungen.ch\/wordpress\/?page_id=1946"},"modified":"2026-04-17T07:53:43","modified_gmt":"2026-04-17T05:53:43","slug":"blog-heizung-laeuft-nicht","status":"publish","type":"page","link":"https:\/\/hugentoblerheizungen.ch\/wordpress\/blog-heizung-laeuft-nicht\/","title":{"rendered":"Heizung l\u00e4uft nicht"},"content":{"rendered":"<p><title>Heizung l\u00e4uft nicht \u2013 7 Ursachen &#038; was tun<\/title><br \/>\n<meta name=\"description\" content=\"Heizung l\u00e4uft nicht? Die 7 h\u00e4ufigsten Ursachen &#038; was Sie sofort tun k\u00f6nnen. Tipps vom Fachmann. Ren\u00e9 Hugentobler AG Wil SG. Notdienst: 071 944 30 70\">\n<link rel=\"canonical\" href=\"https:\/\/hugentoblerheizungen.ch\/wordpress\/blog-heizung-laeuft-nicht\/\">\n<meta property=\"og:title\" content=\"Heizung l\u00e4uft nicht \u2013 7 h\u00e4ufige Ursachen &#038; was tun\"><br \/>\n<meta property=\"og:type\" content=\"article\"><br \/>\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": [\"Plumber\", \"HVACBusiness\"],\n  \"name\": \"Ren\u00e9 Hugentobler AG\",\n  \"telephone\": \"+41719443070\",\n  \"url\": \"https:\/\/hugentoblerheizungen.ch\/\",\n  \"address\": {\"@type\": \"PostalAddress\", \"streetAddress\": \"Mettlenstrasse 9\", \"addressLocality\": \"Z\u00fcberwangen\", \"postalCode\": \"9523\", \"addressRegion\": \"St. Gallen\", \"addressCountry\": \"CH\"},\n  \"areaServed\": [\"Wil SG\",\"Zuzwil\",\"Uzwil\",\"Flawil\",\"Hosenruck\",\"Kanton St. Gallen\",\"Ostschweiz\"],\n  \"openingHours\": \"Mo-Fr 07:30-17:00\",\n  \"aggregateRating\": {\"@type\": \"AggregateRating\", \"ratingValue\": \"5.0\", \"ratingCount\": \"47\"}\n}\n<\/script><br \/>\n<script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Was tun wenn die Heizung nicht heizt?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Thermostat pr\u00fcfen, Wasserdruck kontrollieren (Soll: 1.5\u20132 bar), Reset-Taste am Brenner dr\u00fccken. Hilft nichts: Notdienst anrufen \u2013 071 944 30 70, 24\/7 in Wil SG, Uzwil, Flawil und Zuzwil.\"}},\n{\"@type\":\"Question\",\"name\":\"Wie schnell kommt der Notdienst in Wil SG?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Von Z\u00fcberwangen aus sind wir in wenigen Minuten in Wil SG, Uzwil, Flawil, Zuzwil und Hosenruck \u2013 Reaktionszeit in der Regel unter 90 Minuten, 24\/7. Tel: 071 944 30 70.\"}},\n{\"@type\":\"Question\",\"name\":\"Was bedeutet die rote St\u00f6rungsanzeige am Brenner?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Reset-Taste einmal dr\u00fccken. Leuchtet sie wieder: Fachmann rufen. Taste nicht mehrmals dr\u00fccken \u2013 das kann \u00d6l in den Feuerraum pumpen.\"}}]}\n<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Article\",\"headline\":\"Heizung l\u00e4uft nicht \u2013 7 h\u00e4ufige Ursachen & was tun\",\"author\":{\"@type\":\"Organization\",\"name\":\"Ren\u00e9 Hugentobler AG\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Ren\u00e9 Hugentobler AG\"},\"datePublished\":\"2026-04-15\"}<\/script>\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Outfit:wght@300;400;500;600;700&#038;family=Fraunces:ital,wght@0,400;0,600;1,400&#038;display=swap\" rel=\"stylesheet\">\n<style>\n\/* GLOBAL MOBILE OVERFLOW FIX *\/\nhtml, body { overflow-x: hidden !important; max-width: 100vw !important; }\n* { max-width: 100% !important; word-wrap: break-word !important; }\nimg, video, iframe { max-width: 100% !important; height: auto !important; }\nnav, .topbar, .hero, section, footer, .custom-footer { overflow-x: hidden !important; max-width: 100vw !important; }\n.container { width: 100% !important; max-width: 1100px !important; padding-left: 16px !important; padding-right: 16px !important; margin-left: auto !important; margin-right: auto !important; }<\/p>\n<p>\/* Reset WordPress interference *\/\n.entry-content, .page-content, #page, .site, #content, .ast-container, .ast-separate-container, .entry-header, .ast-article-post { all: unset !important; display: block !important; padding: 0 !important; margin: 0 !important; max-width: 100% !important; width: 100% !important; }\n.entry-title { display: none !important; }\nbody { margin: 0 !important; padding: 0 !important; }<\/p>\n<p>:root {\n  --blau: #3A9BD5; --blau-dunkel: #1A3A52; --blau-hell: #EAF4FB;\n  --orange: #E8521A; --orange-hell: #FEF0EA;\n  --weiss: #ffffff; --grau-hell: #F7F8FA; --grau-mittel: #E8EAED;\n  --text-dunkel: #1A2332; --text-mittel: #4A5568; --text-hell: #718096;\n  --radius: 12px; --radius-lg: 20px;\n}<\/p>\n<p>* { margin: 0; padding: 0; box-sizing: border-box; }\nhtml { scroll-behavior: smooth; }\nbody { font-family: 'Outfit', sans-serif; background: var(--weiss); color: var(--text-dunkel); line-height: 1.6; font-size: 16px; }<\/p>\n<p>.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }\n.btn-primary { display: inline-flex; align-items: center; gap: 8px; background: var(--orange); color: #fff; padding: 14px 28px; border-radius: 50px; font-family: 'Outfit', sans-serif; font-size: 15px; font-weight: 600; text-decoration: none; border: none; cursor: pointer; transition: background 0.2s, transform 0.15s; }\n.btn-primary:hover { background: #c94415; transform: translateY(-1px); }\n.section-eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--orange); margin-bottom: 8px; }\n.section-title { font-family: 'Fraunces', serif; font-size: clamp(26px, 4vw, 38px); font-weight: 600; color: var(--blau-dunkel); line-height: 1.2; margin-bottom: 16px; }\n.section-sub { font-size: 17px; color: var(--text-mittel); max-width: 580px; line-height: 1.7; }<\/p>\n<p>\/* TOPBAR *\/\n.topbar { background: var(--blau-dunkel); color: #fff; padding: 8px 0; font-size: 13px; }\n.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }\n.topbar-left { display: flex; gap: 20px; flex-wrap: wrap; }\n.topbar-item { display: flex; align-items: center; gap: 6px; color: rgba(255,255,255,0.85); }\n.topbar-right { display: flex; gap: 12px; align-items: center; }\n.topbar-tel { background: var(--orange); color: #fff; padding: 4px 14px; border-radius: 20px; font-weight: 600; font-size: 13px; text-decoration: none; }\n.topbar-notdienst { color: #4ade80; font-weight: 500; font-size: 12px; }<\/p>\n<p>\/* NAV *\/\nnav { background: var(--weiss); padding: 14px 0; border-bottom: 1px solid var(--grau-mittel); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 12px rgba(0,0,0,0.06); }<\/p>\n<p>\/* BEWERTUNGEN *\/\n.bewertungen { padding: 80px 0; background: var(--grau-hell); }\n.bewertungen-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; flex-wrap: wrap; gap: 16px; }\n.google-score { display: flex; align-items: center; gap: 12px; }\n.google-stars { font-size: 22px; color: #F59E0B; letter-spacing: 2px; }\n.google-num { font-size: 32px; font-weight: 700; color: var(--blau-dunkel); }\n.google-label { font-size: 12px; color: var(--text-hell); }\n.bewertungen-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }\n.bewertung-card { background: var(--weiss); border-radius: var(--radius); padding: 22px; border: 1px solid var(--grau-mittel); }\n.bewertung-stars { color: #F59E0B; font-size: 14px; margin-bottom: 10px; }\n.bewertung-text { font-size: 14px; color: var(--text-mittel); line-height: 1.7; font-style: italic; margin-bottom: 14px; }\n.bewertung-name { font-size: 13px; font-weight: 600; color: var(--blau-dunkel); }\n.bewertung-ort { font-size: 12px; color: var(--text-hell); }<\/p>\n<p>\/* FAQ *\/\n.faq { padding: 80px 0; background: var(--weiss); }\n.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 48px; }\n.faq-item { background: var(--grau-hell); border-radius: var(--radius); padding: 20px 24px; border: 1px solid var(--grau-mittel); cursor: pointer; }\n.faq-item.open { border-color: var(--blau); background: var(--weiss); }\n.faq-q { font-size: 14px; font-weight: 600; color: var(--blau-dunkel); display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }\n.faq-icon { width: 22px; height: 22px; border-radius: 50%; background: var(--blau-hell); color: var(--blau); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 16px; line-height: 1; font-weight: 400; transition: transform 0.2s; }\n.faq-a { font-size: 13px; color: var(--text-mittel); line-height: 1.7; margin-top: 12px; display: none; }\n.faq-item.open .faq-a { display: block; }\n.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--blau); color: #fff; }<\/p>\n<p>\/* REGIONEN *\/\n.regionen { padding: 60px 0; background: var(--grau-hell); }\n.regionen-inner { display: flex; gap: 48px; align-items: center; flex-wrap: wrap; }\n.regionen-left { flex: 1; min-width: 280px; }\n.regionen-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }\n.region-tag { display: flex; align-items: center; gap: 6px; background: var(--blau-hell); border: 1px solid rgba(58,155,213,0.2); color: var(--blau-dunkel); padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 500; }<\/p>\n<p>\/* FOOTER *\/\n.site-footer, #colophon, .ast-site-footer-wrap { display: none !important; }\n.custom-footer { background: #1A3A52 !important; color: #fff !important; padding: 48px 0 24px !important; display: block !important; width: 100% !important; }\n.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }\n.footer-logo-name { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 4px; }\n.footer-logo-sub { font-size: 13px; color: rgba(255,255,255,0.5); margin-bottom: 16px; }\n.footer-desc { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.7; max-width: 280px; }\n.footer-col-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: rgba(255,255,255,0.4); margin-bottom: 14px; }\n.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }\n.footer-links a { font-size: 14px; color: rgba(255,255,255,0.65); text-decoration: none; transition: color 0.15s; }\n.footer-links a:hover { color: #fff; }\n.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }\n.footer-bottom-text { font-size: 13px; color: rgba(255,255,255,0.4); }\n.footer-bottom-links { display: flex; gap: 20px; }\n.footer-bottom-links a { font-size: 13px; color: rgba(255,255,255,0.4); text-decoration: none; }\n.footer-bottom-links a:hover { color: rgba(255,255,255,0.8); }<\/p>\n<p>\/* WHATSAPP FLOAT *\/\n.whatsapp-float { position: fixed; bottom: 24px; right: 24px; z-index: 200; background: #25D366; color: #fff; width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.4); text-decoration: none; transition: transform 0.2s, box-shadow 0.2s; }\n.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }<\/p>\n<p>\/* SUBPAGE EXTRAS *\/\n.subpage-hero { background-color:#1A3A52!important; padding:80px 0 60px!important; display:block!important; width:100%!important; }\n.subpage-hero h1 { font-family:'Fraunces',serif!important; font-size:clamp(28px,4vw,46px)!important; color:#fff!important; font-weight:600!important; line-height:1.2!important; margin-bottom:16px!important; }\n.subpage-hero h1 em { font-style:italic!important; color:#7ECEF4!important; }\n.subpage-hero p { font-size:18px!important; color:rgba(255,255,255,0.75)!important; max-width:580px!important; line-height:1.7!important; }\n.subpage-hero .hero-badge { display:inline-flex!important; align-items:center!important; gap:8px!important; background:rgba(255,255,255,0.1)!important; border:1px solid rgba(255,255,255,0.2)!important; color:rgba(255,255,255,0.9)!important; padding:6px 14px!important; border-radius:20px!important; font-size:12px!important; font-weight:500!important; margin-bottom:20px!important; }\n.subpage-hero .hero-badge-dot { width:6px!important; height:6px!important; border-radius:50%!important; background:#4ade80!important; }\n.content-section { padding:72px 0!important; }\n.content-section.bg-grey { background:#F7F8FA!important; }\n.content-section h2 { font-family:'Fraunces',serif!important; font-size:clamp(24px,3vw,34px)!important; font-weight:600!important; color:#1A3A52!important; margin-bottom:12px!important; }\n.content-section .eyebrow { font-size:12px!important; font-weight:700!important; letter-spacing:2px!important; text-transform:uppercase!important; color:#E8521A!important; margin-bottom:8px!important; }\n.content-section p { font-size:16px!important; color:#4A5568!important; line-height:1.75!important; max-width:660px!important; }\n.two-col { display:grid!important; grid-template-columns:1fr 1fr!important; gap:48px!important; align-items:start!important; }\n.three-col { display:grid!important; grid-template-columns:repeat(3,1fr)!important; gap:24px!important; }\n.feature-card { background:#fff!important; border-radius:16px!important; padding:28px!important; border:1px solid #E8EAED!important; }\n.feature-card .icon { width:52px!important; height:52px!important; border-radius:14px!important; background:#EAF4FB!important; display:flex!important; align-items:center!important; justify-content:center!important; margin-bottom:16px!important; }\n.feature-card h3 { font-size:18px!important; font-weight:700!important; color:#1A3A52!important; margin-bottom:8px!important; }\n.feature-card p { font-size:14px!important; color:#4A5568!important; line-height:1.65!important; max-width:100%!important; }\n.process-list { list-style:none!important; display:flex!important; flex-direction:column!important; gap:20px!important; }\n.process-item { display:flex!important; gap:16px!important; align-items:flex-start!important; }\n.process-num { width:36px!important; height:36px!important; border-radius:50%!important; background:#1A3A52!important; color:#fff!important; font-size:14px!important; font-weight:700!important; display:flex!important; align-items:center!important; justify-content:center!important; flex-shrink:0!important; }\n.process-text h4 { font-size:16px!important; font-weight:700!important; color:#1A3A52!important; margin-bottom:4px!important; }\n.process-text p { font-size:14px!important; color:#4A5568!important; max-width:100%!important; }\n.cta-section { background:#F7F8FA!important; padding:72px 0!important; text-align:center!important; }\n.cta-section h2 { font-family:'Fraunces',serif!important; font-size:clamp(24px,3vw,34px)!important; color:#1A3A52!important; margin-bottom:12px!important; }\n.cta-section p { font-size:17px!important; color:#4A5568!important; margin-bottom:32px!important; }\n.cta-big { display:inline-flex!important; align-items:center!important; gap:10px!important; background:#E8521A!important; color:#fff!important; padding:18px 40px!important; border-radius:50px!important; font-size:17px!important; font-weight:700!important; text-decoration:none!important; }\n.cta-big:hover { background:#c94415!important; }\n.tag-list { display:flex!important; flex-wrap:wrap!important; gap:8px!important; margin-top:16px!important; }\n.tag { display:inline-flex!important; align-items:center!important; gap:6px!important; background:#EAF4FB!important; color:#1A3A52!important; padding:6px 14px!important; border-radius:20px!important; font-size:13px!important; font-weight:500!important; }\n.check-list { list-style:none!important; display:flex!important; flex-direction:column!important; gap:10px!important; }\n.check-list li { display:flex!important; align-items:flex-start!important; gap:10px!important; font-size:15px!important; color:#1A3A52!important; }\n.check-list li::before { content:'\u2713'!important; width:22px!important; height:22px!important; border-radius:50%!important; background:#EAF4FB!important; color:#3A9BD5!important; font-size:12px!important; font-weight:700!important; display:flex!important; align-items:center!important; justify-content:center!important; flex-shrink:0!important; margin-top:2px!important; }<\/p>\n<p>\/* MOBILE *\/\n@media(max-width:900px){\n  .bewertungen-grid { grid-template-columns: 1fr; }\n  .faq-grid { grid-template-columns: 1fr; }\n  .footer-grid { grid-template-columns: 1fr; gap: 24px; }\n  .regionen-inner { flex-direction: column; }\n}\n@media(max-width:768px){\n  .nav-links{display:none!important;} .nav-desktop-cta{display:none!important;} .nav-mobile-cta{display:flex!important;}\n  .two-col,.three-col{grid-template-columns:1fr!important; gap:24px!important;}\n  .content-section{padding:40px 0!important;}\n  .subpage-hero{padding:40px 0 32px!important;}\n  .subpage-hero h1{font-size:clamp(22px,6vw,32px)!important;}\n  .subpage-hero p{font-size:14px!important;}\n  .cta-section{padding:40px 0!important;}\n  .cta-big{width:100%!important;justify-content:center!important;font-size:15px!important;padding:16px 24px!important;}\n  .container{padding:0 16px!important;}\n  .bewertungen-header{flex-direction:column!important;gap:12px!important;}\n  .custom-footer .footer-grid{grid-template-columns:1fr!important;gap:20px!important;}\n  .custom-footer .footer-bottom{flex-direction:column!important;text-align:center!important;}\n  .topbar .container{flex-direction:column;align-items:flex-start;gap:6px;}\n  html,body{overflow-x:hidden!important;max-width:100vw!important;}\n}\n@media(max-width:400px){\n  .subpage-hero h1{font-size:20px!important;}\n}\n<\/style>\n<p><!-- TOP BAR --><\/p>\n<div class=\"topbar\">\n<div class=\"container\">\n<div class=\"topbar-left\">\n<div class=\"topbar-item\">\n        <svg width=\"14\" height=\"14\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" viewBox=\"0 0 24 24\"><path d=\"M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0118 0z\"\/><circle cx=\"12\" cy=\"10\" r=\"3\"\/><\/svg><br \/>\n        Mettlenstrasse 9, 9523 Z\u00fcberwangen\n      <\/div>\n<div class=\"topbar-item\">\n        <svg width=\"14\" height=\"14\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" viewBox=\"0 0 24 24\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><path d=\"M12 6v6l4 2\"\/><\/svg><br \/>\n        Mo\u2013Fr 07:30\u201317:00\n      <\/div>\n<\/p><\/div>\n<div class=\"topbar-right\">\n      <span class=\"topbar-notdienst\">\u25cf Notdienst 24\/7<\/span><br \/>\n      <a href=\"tel:+41719443070\" class=\"topbar-tel\">071 944 30 70<\/a>\n    <\/div>\n<\/p><\/div>\n<\/div>\n<p><!-- NAVIGATION --><\/p>\n<nav style=\"background:#fff;box-shadow:0 1px 12px rgba(0,0,0,0.08);position:sticky;top:0;z-index:1000;\">\n<div class=\"container\">\n<div style=\"display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:8px;\">\n      <a href=\"\/wordpress\/\" style=\"display:flex;align-items:center;gap:8px;text-decoration:none;flex-shrink:0;\"><br \/>\n        <img decoding=\"async\" src=\"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png\" alt=\"Ren\u00e9 Hugentobler AG \u2013 Sanit\u00e4r Wil SG, Uzwil, Flawil\" style=\"height:44px;width:auto;\" title=\"\"><\/p>\n<div style=\"display:flex;flex-direction:column;\">\n          <span style=\"font-size:14px;font-weight:700;color:#1A3A52;line-height:1.2;\">Ren\u00e9 Hugentobler AG<\/span><br \/>\n          <span style=\"font-size:11px;color:#718096;\">Heizung &#038; Sanit\u00e4r<\/span>\n        <\/div>\n<p>      <\/a><\/p>\n<div class=\"nav-links\" style=\"display:flex;gap:4px;align-items:center;\">\n        <a href=\"\/wordpress\/heizung-2\/\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;font-weight:700;text-decoration:none;border-radius:8px;background:#EAF4FB;\">Heizung<\/a><br \/>\n        <a href=\"\/wordpress\/sanitaer\/\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;font-weight:700;text-decoration:none;border-radius:8px;background:#EAF4FB;\">Sanit\u00e4r<\/a><br \/>\n        <a href=\"\/wordpress\/brenner-service-2\/\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;text-decoration:none;border-radius:8px;\">Brenner-Service<\/a><br \/>\n        <a href=\"\/wordpress\/#team\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;text-decoration:none;border-radius:8px;\">\u00dcber uns<\/a><br \/>\n        <a href=\"\/wordpress\/#bewertungen\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;text-decoration:none;border-radius:8px;\">Bewertungen<\/a><br \/>\n        <a href=\"#faq\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;text-decoration:none;border-radius:8px;\">FAQ<\/a><br \/>\n        <a href=\"#kontakt\" style=\"padding:8px 12px;font-size:13px;color:#1A3A52;text-decoration:none;border-radius:8px;\">Kontakt<\/a>\n      <\/div>\n<div class=\"nav-desktop-cta\" style=\"display:flex;gap:8px;align-items:center;\">\n        <a href=\"https:\/\/wa.me\/41795762141\" target=\"_blank\" style=\"display:flex;align-items:center;gap:6px;background:#25D366;color:#fff;padding:8px 14px;border-radius:50px;font-size:13px;font-weight:600;text-decoration:none;\" rel=\"noopener\"><br \/>\n          <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"currentColor\"><path d=\"M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347z\"\/><path d=\"M12 0C5.373 0 0 5.373 0 12c0 2.123.554 4.116 1.523 5.847L.057 23.886a.5.5 0 00.611.612l6.218-1.637A11.942 11.942 0 0012 24c6.627 0 12-5.373 12-12S18.627 0 12 0zm0 22c-1.907 0-3.694-.504-5.236-1.383l-.374-.22-3.894 1.025 1.025-3.77-.244-.394A9.955 9.955 0 012 12C2 6.477 6.477 2 12 2s10 4.477 10 10-4.477 10-10 10z\"\/><\/svg><br \/>\n          WhatsApp<br \/>\n        <\/a><br \/>\n        <a href=\"tel:+41719443070\" style=\"display:flex;align-items:center;gap:6px;background:#3A9BD5;color:#fff;padding:9px 16px;border-radius:50px;font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap;\"><br \/>\n          <svg width=\"14\" height=\"14\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" viewBox=\"0 0 24 24\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.67A2 2 0 012 0h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L6.09 7.91a16 16 0 006 6z\"\/><\/svg><br \/>\n          071 944 30 70<br \/>\n        <\/a>\n      <\/div>\n<div class=\"nav-mobile-cta\" style=\"display:none;align-items:center;gap:8px;\">\n        <a href=\"tel:+41719443070\" style=\"display:flex;align-items:center;justify-content:center;background:#E8521A;color:#fff;width:40px;height:40px;border-radius:50%;text-decoration:none;\"><br \/>\n          <svg width=\"16\" height=\"16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" viewBox=\"0 0 24 24\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.67A2 2 0 012 0h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L6.09 7.91a16 16 0 006 6z\"\/><\/svg><br \/>\n        <\/a><br \/>\n        <button onclick=\"toggleMenu()\" style=\"background:none;border:1px solid #E8EAED;border-radius:8px;padding:8px;cursor:pointer;display:flex;flex-direction:column;gap:4px;width:40px;height:40px;align-items:center;justify-content:center;\"><br \/>\n          <span style=\"display:block;width:18px;height:2px;background:#1A3A52;border-radius:2px;\"><\/span><br \/>\n          <span style=\"display:block;width:18px;height:2px;background:#1A3A52;border-radius:2px;\"><\/span><br \/>\n          <span style=\"display:block;width:18px;height:2px;background:#1A3A52;border-radius:2px;\"><\/span><br \/>\n        <\/button>\n      <\/div>\n<\/p><\/div>\n<div id=\"mobile-menu\" style=\"display:none;padding-bottom:12px;border-top:1px solid #E8EAED;margin-top:4px;\">\n      <a href=\"\/wordpress\/heizung-2\/\" style=\"display:block;padding:12px 4px;font-size:15px;color:#1A3A52;text-decoration:none;border-bottom:1px solid #F7F8FA;font-weight:600;\">\ud83d\udd25 Heizung<\/a><br \/>\n      <a href=\"\/wordpress\/sanitaer\/\" style=\"display:block;padding:12px 4px;font-size:15px;color:#3A9BD5;text-decoration:none;border-bottom:1px solid #F7F8FA;font-weight:700;\">\ud83d\udebf Sanit\u00e4r<\/a><br \/>\n      <a href=\"\/wordpress\/brenner-service-2\/\" style=\"display:block;padding:12px 4px;font-size:15px;color:#1A3A52;text-decoration:none;border-bottom:1px solid #F7F8FA;font-weight:600;\">\u2699\ufe0f Brenner-Service<\/a><br \/>\n      <a href=\"\/wordpress\/#team\" style=\"display:block;padding:12px 4px;font-size:15px;color:#1A3A52;text-decoration:none;border-bottom:1px solid #F7F8FA;\">\u00dcber uns<\/a><br \/>\n      <a href=\"#faq\" onclick=\"toggleMenu()\" style=\"display:block;padding:12px 4px;font-size:15px;color:#1A3A52;text-decoration:none;border-bottom:1px solid #F7F8FA;\">FAQ<\/a><br \/>\n      <a href=\"#kontakt\" onclick=\"toggleMenu()\" style=\"display:block;padding:12px 4px;font-size:15px;color:#1A3A52;text-decoration:none;border-bottom:1px solid #F7F8FA;\">Kontakt<\/a><br \/>\n      <a href=\"https:\/\/wa.me\/41795762141\" target=\"_blank\" style=\"display:flex;align-items:center;gap:8px;margin-top:12px;background:#25D366;color:#fff;padding:12px 16px;border-radius:50px;font-size:14px;font-weight:600;text-decoration:none;justify-content:center;\" rel=\"noopener\">WhatsApp schreiben<\/a>\n    <\/div>\n<\/p><\/div>\n<\/nav>\n<section class=\"subpage-hero\" style=\"background-color:#1A3A52!important;\">\n<div class=\"container\">\n<div class=\"hero-badge\" style=\"margin-bottom:20px;\">\n<div class=\"hero-badge-dot\"><\/div>\n<p>Ratgeber \u2013 Heizung &#038; Notfall-Tipps<\/p><\/div>\n<h1>Heizung l\u00e4uft nicht \u2013<br \/><em>7 h\u00e4ufige Ursachen<\/em> &#038; was tun<\/h1>\n<p>Kein Warmwasser, die Heizung springt nicht an? Wir erkl\u00e4ren die 7 h\u00e4ufigsten Ursachen und was Sie sofort selbst tun k\u00f6nnen \u2014 bevor Sie den Fachmann rufen.<\/p>\n<div style=\"display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;\">\n      <a href=\"tel:+41719443070\" style=\"display:inline-flex;align-items:center;gap:8px;background:#E8521A;color:#fff;padding:15px 28px;border-radius:50px;font-size:15px;font-weight:600;text-decoration:none;\"><svg width=\"16\" height=\"16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" viewBox=\"0 0 24 24\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.67A2 2 0 012 0h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L6.09 7.91a16 16 0 006 6z\"\/><\/svg>Jetzt anrufen<\/a><br \/>\n      <a href=\"#kontakt\" style=\"display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,0.1);border:1.5px solid rgba(255,255,255,0.3);color:#fff;padding:15px 28px;border-radius:50px;font-size:15px;font-weight:600;text-decoration:none;\">Offerte anfragen \u2192<\/a>\n    <\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"content-section\">\n<div class=\"container\">\n<div class=\"two-col\">\n<div>\n<div class=\"eyebrow\">Heizungsausfall \u2013 was tun?<\/div>\n<h2>Kein Warmwasser, keine Heizung \u2013<br \/>die h\u00e4ufigsten Ursachen<\/h2>\n<p style=\"margin-bottom:20px;\">Die gute Nachricht: In vielen F\u00e4llen ist die Ursache harmlos und l\u00e4sst sich in wenigen Minuten selbst beheben. Als Heizungsspezialist in der Region Wil SG, Uzwil, Flawil und Zuzwil kennen wir die h\u00e4ufigsten Gr\u00fcnde aus dem Alltag.<\/p>\n<ul class=\"check-list\">\n<li>Thermostat pr\u00fcfen \u2014 oft die einfachste L\u00f6sung<\/li>\n<li>Wasserdruck kontrollieren (Soll: 1.5\u20132 bar)<\/li>\n<li>Reset-Taste am Brenner einmal dr\u00fccken<\/li>\n<li>Heizk\u00f6rper entl\u00fcften wenn oben kalt<\/li>\n<li>Hilft nichts: Notdienst anrufen \u2014 wir kommen sofort<\/li>\n<\/ul><\/div>\n<div>\n<div style=\"background:#FCEBEB;border-radius:20px;padding:32px;border-left:5px solid #E8521A;\">\n<div style=\"font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:#E8521A;margin-bottom:8px;\">Notdienst 24\/7<\/div>\n<h3 style=\"font-size:22px;font-weight:700;color:#1A3A52;margin-bottom:12px;\">Nichts hilft?<br \/>Wir kommen sofort.<\/h3>\n<p style=\"font-size:15px;color:#4A5568;margin-bottom:20px;\">In Wil SG, Uzwil, Flawil, Zuzwil und Hosenruck sind wir in der Regel innert 60\u201390 Minuten bei Ihnen \u2014 t\u00e4glich rund um die Uhr.<\/p>\n<p>          <a href=\"tel:+41719443070\" style=\"display:inline-flex;align-items:center;gap:8px;background:#E8521A;color:#fff;padding:14px 28px;border-radius:50px;font-size:16px;font-weight:700;text-decoration:none;\"><br \/>\n            <svg width=\"16\" height=\"16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" viewBox=\"0 0 24 24\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.67A2 2 0 012 0h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L6.09 7.91a16 16 0 006 6z\"\/><\/svg><br \/>\n            071 944 30 70<br \/>\n          <\/a><\/p>\n<div style=\"font-size:13px;color:#718096;margin-top:10px;\">T\u00e4glich 24h \u2013 auch Sonn- &#038; Feiertage<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"content-section bg-grey\">\n<div class=\"container\">\n<div class=\"eyebrow\">Die 7 h\u00e4ufigsten Ursachen<\/div>\n<h2 style=\"margin-bottom:40px;\">Schritt f\u00fcr Schritt zur L\u00f6sung<\/h2>\n<div class=\"three-col\">\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#3A9BD5\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><path d=\"M12 8v4l3 3\"\/><\/svg><\/div>\n<h3>1. Thermostat falsch eingestellt<\/h3>\n<p>H\u00e4ufigste Ursache. Thermostat auf Wunschtemperatur stellen, Batterien wechseln, Zeitprogramm pr\u00fcfen.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#f0fdf4;border:1px solid #22c55e;color:#15803d;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u2713 Selbst behebbar<\/div>\n<\/p><\/div>\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#3A9BD5\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><path d=\"M12 2.69l5.66 5.66a8 8 0 11-11.31 0z\"\/><\/svg><\/div>\n<h3>2. Wasserdruck zu niedrig<\/h3>\n<p>Manometer unter 1 bar: F\u00fcllhahn \u00f6ffnen bis 1.5 bar. F\u00e4llt Druck regelm\u00e4ssig: Ursache vom Fachmann suchen lassen.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#f0fdf4;border:1px solid #22c55e;color:#15803d;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u2713 Kurzfristig selbst behebbar<\/div>\n<\/p><\/div>\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#E8521A\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><line x1=\"12\" y1=\"8\" x2=\"12\" y2=\"12\"\/><line x1=\"12\" y1=\"16\" x2=\"12.01\" y2=\"16\"\/><\/svg><\/div>\n<h3>3. Brenner-St\u00f6rung (rote Lampe)<\/h3>\n<p>Reset-Taste einmal dr\u00fccken. Leuchtet sie wieder auf: Fachmann rufen. Taste nicht mehrmals dr\u00fccken.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#FEF0EA;border:1px solid #E8521A;color:#E8521A;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u26a0 Fachmann wenn Reset nicht hilft<\/div>\n<\/p><\/div>\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#3A9BD5\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><polyline points=\"22 12 18 12 15 21 9 3 6 12 2 12\"\/><\/svg><\/div>\n<h3>4. Luft im Heizsystem<\/h3>\n<p>Heizk\u00f6rper oben kalt? Entl\u00fcftungsventil aufdrehen \u2014 Luft raus, Wasser kommt, schliessen. Druck pr\u00fcfen.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#f0fdf4;border:1px solid #22c55e;color:#15803d;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u2713 Selbst behebbar<\/div>\n<\/p><\/div>\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#E8521A\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><path d=\"M14.7 6.3a1 1 0 000 1.4l1.6 1.6a1 1 0 001.4 0l3.77-3.77a6 6 0 01-7.94 7.94l-6.91 6.91a2.12 2.12 0 01-3-3l6.91-6.91a6 6 0 017.94-7.94l-3.76 3.76z\"\/><\/svg><\/div>\n<h3>5. Umw\u00e4lzpumpe defekt<\/h3>\n<p>Kessel warm aber Heizk\u00f6rper kalt? Pumpe ist blockiert \u2014 manchmal durch manuelle Schraube l\u00f6sbar, sonst Fachmann.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#FEF0EA;border:1px solid #E8521A;color:#E8521A;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u26a0 Fachmann empfohlen<\/div>\n<\/p><\/div>\n<div class=\"feature-card\">\n<div class=\"icon\"><svg width=\"24\" height=\"24\" fill=\"none\" stroke=\"#E8521A\" stroke-width=\"1.8\" viewBox=\"0 0 24 24\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><\/svg><\/div>\n<h3>6. Sicherheitsventil ausgel\u00f6st<\/h3>\n<p>Wasser tropft aus einem Rohr an der Heizung? Sicherheitsventil hat ausgel\u00f6st \u2014 Fachmann rufen.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#FEF0EA;border:1px solid #E8521A;color:#E8521A;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u26a0 Fachmann n\u00f6tig<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"feature-card\" style=\"margin-top:20px;border-left:4px solid #3A9BD5;\">\n<h3>7. Kondensatleitung eingefroren<\/h3>\n<p>Bei starkem Frost kann die Kondensatleitung am Brennwertger\u00e4t einfrieren. Leitung mit warmem Wasser von aussen auftauen \u2014 nie F\u00f6hn oder Feuer. Dann Anlage neu starten. Tritt das regelm\u00e4ssig auf: Leitung im Herbst isolieren lassen.<\/p>\n<div style=\"display:inline-flex;align-items:center;gap:6px;background:#f0fdf4;border:1px solid #22c55e;color:#15803d;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-top:8px;\">\u2713 Selbst behebbar<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"content-section\">\n<div class=\"container\">\n<div class=\"two-col\">\n<div>\n<div class=\"eyebrow\">Heizungsausfall vorbeugen<\/div>\n<h2>Der Jahresservice sch\u00fctzt Sie \u2013<br \/>vor dem n\u00e4chsten Winter<\/h2>\n<p style=\"margin-bottom:20px;\">Die meisten Heizungsausf\u00e4lle w\u00e4ren vermeidbar. Ein j\u00e4hrlicher Brenner-Service kostet zwischen CHF 360 und CHF 560 \u2014 und erkennt fast alle Probleme bevor sie zum Ausfall f\u00fchren.<\/p>\n<ul class=\"check-list\">\n<li>Brenner-Jahresservice ab CHF 360 (Gas) \/ CHF 420 (\u00d6l)<\/li>\n<li>Wartungsvertrag ab CHF 310\/Jahr mit Jahreserinnerung<\/li>\n<li>Priorit\u00e4t bei Notf\u00e4llen f\u00fcr Vertragskunden<\/li>\n<li>T\u00e4glich in Wil SG, Uzwil, Flawil, Zuzwil &#038; Hosenruck<\/li>\n<\/ul><\/div>\n<div style=\"background:#F7F8FA;border-radius:20px;padding:32px;\">\n<div class=\"eyebrow\">Direktkontakt<\/div>\n<h2 style=\"margin-bottom:16px;\">Termin buchen<\/h2>\n<p style=\"font-size:15px;color:#4A5568;margin-bottom:24px;\">Jahresservice oder Notfall \u2014 wir sind f\u00fcr Sie da. Kein Callcenter, direkter Kontakt zu Ren\u00e9 oder Remo Hugentobler.<\/p>\n<p>        <a href=\"tel:+41719443070\" style=\"display:inline-flex;align-items:center;gap:8px;background:#1A3A52;color:#fff;padding:14px 28px;border-radius:50px;font-size:15px;font-weight:600;text-decoration:none;\">Jetzt anrufen \u2013 071 944 30 70<\/a><\/p>\n<div style=\"font-size:13px;color:#718096;margin-top:12px;\">Mo\u2013Fr 07:30\u201317:00 \u00b7 Notdienst 24\/7<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"content-section bg-grey\" id=\"faq\">\n<div class=\"container\">\n<div class=\"eyebrow\">H\u00e4ufige Fragen<\/div>\n<h2 style=\"margin-bottom:32px;\">FAQ<\/h2>\n<div style=\"max-width:760px;\">\n<div class=\"faq-item\" onclick=\"toggleFaq(this)\" style=\"background:#fff;border-radius:12px;padding:20px 24px;border:1px solid #E8EAED;cursor:pointer;margin-bottom:10px;\">\n<div class=\"faq-q\" style=\"font-size:15px;font-weight:600;color:#1A3A52;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;\">Was tun wenn die Heizung pl\u00f6tzlich nicht mehr heizt?<\/p>\n<div class=\"faq-icon\" style=\"width:22px;height:22px;border-radius:50%;background:#EAF4FB;color:#3A9BD5;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;transition:transform 0.2s;\">+<\/div>\n<\/div>\n<div class=\"faq-a\" style=\"font-size:14px;color:#4A5568;line-height:1.7;margin-top:12px;display:none;\">Zuerst Thermostat pr\u00fcfen, dann Wasserdruck kontrollieren (Soll: 1.5\u20132 bar), dann Reset-Taste am Brenner einmal dr\u00fccken. Hilft nichts: Notdienst 071 944 30 70 \u2013 wir sind 24\/7 in Wil SG, Uzwil, Flawil und Zuzwil erreichbar.<\/div>\n<\/div>\n<div class=\"faq-item\" onclick=\"toggleFaq(this)\" style=\"background:#fff;border-radius:12px;padding:20px 24px;border:1px solid #E8EAED;cursor:pointer;margin-bottom:10px;\">\n<div class=\"faq-q\" style=\"font-size:15px;font-weight:600;color:#1A3A52;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;\">Warum hat meine Heizung pl\u00f6tzlich keinen Druck mehr?<\/p>\n<div class=\"faq-icon\" style=\"width:22px;height:22px;border-radius:50%;background:#EAF4FB;color:#3A9BD5;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;transition:transform 0.2s;\">+<\/div>\n<\/div>\n<div class=\"faq-a\" style=\"font-size:14px;color:#4A5568;line-height:1.7;margin-top:12px;display:none;\">Druck unter 1 bar deutet auf ein Leck oder defektes Ausdehnungsgef\u00e4ss hin. Kurzfristig Wasser nachf\u00fcllen, aber die Ursache muss vom Fachmann gesucht werden \u2014 besonders wenn der Druck regelm\u00e4ssig abf\u00e4llt.<\/div>\n<\/div>\n<div class=\"faq-item\" onclick=\"toggleFaq(this)\" style=\"background:#fff;border-radius:12px;padding:20px 24px;border:1px solid #E8EAED;cursor:pointer;margin-bottom:10px;\">\n<div class=\"faq-q\" style=\"font-size:15px;font-weight:600;color:#1A3A52;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;\">Was bedeutet die rote St\u00f6rungsanzeige am Brenner?<\/p>\n<div class=\"faq-icon\" style=\"width:22px;height:22px;border-radius:50%;background:#EAF4FB;color:#3A9BD5;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;transition:transform 0.2s;\">+<\/div>\n<\/div>\n<div class=\"faq-a\" style=\"font-size:14px;color:#4A5568;line-height:1.7;margin-top:12px;display:none;\">Der Brenner hat sich abgesichert. Reset-Taste einmal dr\u00fccken. Leuchtet sie nach kurzer Zeit wieder: Fachmann rufen. Reset-Knopf nicht mehrmals dr\u00fccken \u2014 das kann \u00d6l in den Feuerraum pumpen.<\/div>\n<\/div>\n<div class=\"faq-item\" onclick=\"toggleFaq(this)\" style=\"background:#fff;border-radius:12px;padding:20px 24px;border:1px solid #E8EAED;cursor:pointer;margin-bottom:10px;\">\n<div class=\"faq-q\" style=\"font-size:15px;font-weight:600;color:#1A3A52;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;\">Wie schnell kommt der Notdienst in Wil SG oder Uzwil?<\/p>\n<div class=\"faq-icon\" style=\"width:22px;height:22px;border-radius:50%;background:#EAF4FB;color:#3A9BD5;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:18px;transition:transform 0.2s;\">+<\/div>\n<\/div>\n<div class=\"faq-a\" style=\"font-size:14px;color:#4A5568;line-height:1.7;margin-top:12px;display:none;\">Von Z\u00fcberwangen aus sind wir in wenigen Minuten in Wil SG, Uzwil, Flawil, Zuzwil und Hosenruck. Reaktionszeit in der Regel unter 90 Minuten. Direktnummer: 071 944 30 70, 24\/7.<\/div>\n<\/div>\n<\/div><\/div>\n<\/section>\n<section class=\"content-section\" style=\"padding:32px 0!important;\">\n<div class=\"container\">\n<div style=\"display:flex;flex-wrap:wrap;gap:12px;align-items:center;\">\n      <span style=\"font-size:13px;font-weight:600;color:#1A3A52;\">Passende Leistungen:<\/span><br \/>\n      <a href=\"\/wordpress\/brenner-service-2\/\" style=\"display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #3A9BD5;color:#1A3A52;padding:8px 16px;border-radius:50px;font-size:13px;font-weight:500;text-decoration:none;\">\u2699\ufe0f Brenner-Service \u2192<\/a><a href=\"\/wordpress\/heizung-2\/\" style=\"display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #3A9BD5;color:#1A3A52;padding:8px 16px;border-radius:50px;font-size:13px;font-weight:500;text-decoration:none;\">\ud83d\udd25 Heizung &#038; W\u00e4rmepumpe \u2192<\/a><a href=\"\/wordpress\/notdienst-wil\/\" style=\"display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #3A9BD5;color:#1A3A52;padding:8px 16px;border-radius:50px;font-size:13px;font-weight:500;text-decoration:none;\">\ud83d\udea8 Notdienst Wil SG \u2192<\/a><a href=\"\/wordpress\/notdienst-uzwil\/\" style=\"display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #3A9BD5;color:#1A3A52;padding:8px 16px;border-radius:50px;font-size:13px;font-weight:500;text-decoration:none;\">\ud83d\udea8 Notdienst Uzwil \u2192<\/a>\n    <\/div>\n<\/p><\/div>\n<\/section>\n<section class=\"cta-section\" id=\"kontakt\">\n<div class=\"container\">\n<h2>Notdienst 24\/7 \u2013 Wil SG, Uzwil, Flawil &#038; Zuzwil<\/h2>\n<p>Rufen Sie uns an \u2013 wir sind innert 60\u201390 Minuten bei Ihnen.<\/p>\n<div style=\"display:flex;gap:16px;justify-content:center;flex-wrap:wrap;\">\n      <a href=\"tel:+41719443070\" class=\"cta-big\"><svg width=\"16\" height=\"16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" viewBox=\"0 0 24 24\"><path d=\"M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07A19.5 19.5 0 013.07 9.81a19.79 19.79 0 01-3.07-8.67A2 2 0 012 0h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L6.09 7.91a16 16 0 006 6z\"\/><\/svg>071 944 30 70 \u2013 Jetzt anrufen<\/a><br \/>\n      <a href=\"https:\/\/wa.me\/41795762141\" target=\"_blank\" style=\"display:inline-flex!important;align-items:center!important;gap:10px!important;background:#25D366!important;color:#fff!important;padding:18px 40px!important;border-radius:50px!important;font-size:17px!important;font-weight:700!important;text-decoration:none!important;\" rel=\"noopener\">WhatsApp schreiben<\/a>\n    <\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- FOOTER --><\/p>\n<div class=\"custom-footer\">\n<div class=\"container\">\n<div class=\"footer-grid\">\n<div>\n<div class=\"footer-logo-name\">Ren\u00e9 Hugentobler AG<\/div>\n<div class=\"footer-logo-sub\">Heizung &#038; Sanit\u00e4r \u2013 Wil SG, Ostschweiz<\/div>\n<div class=\"footer-desc\">Ihr pers\u00f6nlicher Partner f\u00fcr Heizung, Sanit\u00e4r und Brenner-Service seit 1989. Familienbetrieb in Z\u00fcberwangen \u2013 f\u00fcr Wil SG, Uzwil, Flawil, Zuzwil, Hosenruck und die ganze Ostschweiz.<\/div>\n<\/p><\/div>\n<div>\n<div class=\"footer-col-title\">Leistungen<\/div>\n<ul class=\"footer-links\">\n<li><a href=\"\/wordpress\/heizung-2\/\">Heizung Wil SG<\/a><\/li>\n<li><a href=\"\/wordpress\/brenner-service-2\/\">Brenner-Service<\/a><\/li>\n<li><a href=\"\/wordpress\/sanitaer\/\">Sanit\u00e4r Ostschweiz<\/a><\/li>\n<li><a href=\"\/wordpress\/#leistungen\">W\u00e4rmepumpe SG &#038; TG<\/a><\/li>\n<li><a href=\"tel:+41719443070\">Notdienst 24\/7<\/a><\/li>\n<\/ul><\/div>\n<div>\n<div class=\"footer-col-title\">Unternehmen<\/div>\n<ul class=\"footer-links\">\n<li><a href=\"\/wordpress\/#team\">\u00dcber uns<\/a><\/li>\n<li><a href=\"\/wordpress\/#bewertungen\">Bewertungen<\/a><\/li>\n<li><a href=\"#faq\">FAQ<\/a><\/li>\n<li><a href=\"#kontakt\">Kontakt<\/a><\/li>\n<li><a href=\"tel:+41719443070\">071 944 30 70<\/a><\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<div class=\"footer-bottom\">\n<div class=\"footer-bottom-text\">\u00a9 2026 Ren\u00e9 Hugentobler AG \u00b7 Mettlenstrasse 9 \u00b7 9523 Z\u00fcberwangen \u00b7 Kanton St. Gallen<\/div>\n<div class=\"footer-bottom-links\">\n        <a href=\"#\">Impressum<\/a><br \/>\n        <a href=\"#\">Datenschutz<\/a>\n      <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n<p><!-- WHATSAPP FLOAT --><br \/>\n<a href=\"https:\/\/wa.me\/41795762141\" class=\"whatsapp-float\" target=\"_blank\" rel=\"noopener\" title=\"WhatsApp \u2013 Ren\u00e9 Hugentobler AG\"><br \/>\n  <svg width=\"26\" height=\"26\" viewBox=\"0 0 24 24\" fill=\"white\"><path d=\"M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347z\"\/><path d=\"M12 0C5.373 0 0 5.373 0 12c0 2.123.554 4.116 1.523 5.847L.057 23.886a.5.5 0 00.611.612l6.218-1.637A11.942 11.942 0 0012 24c6.627 0 12-5.373 12-12S18.627 0 12 0zm0 22c-1.907 0-3.694-.504-5.236-1.383l-.374-.22-3.894 1.025 1.025-3.77-.244-.394A9.955 9.955 0 012 12C2 6.477 6.477 2 12 2s10 4.477 10 10-4.477 10-10 10z\"\/><\/svg><br \/>\n<\/a><br \/>\n<script>\nfunction toggleFaq(el){\n  var o=el.classList.contains('open');\n  document.querySelectorAll('.faq-item.open').forEach(function(i){\n    i.classList.remove('open');\n    var a=i.querySelector('.faq-a');if(a)a.style.display='none';\n    var ic=i.querySelector('.faq-icon');if(ic){ic.style.transform='';ic.style.background='#EAF4FB';ic.style.color='#3A9BD5';}\n  });\n  if(!o){\n    el.classList.add('open');\n    var a=el.querySelector('.faq-a');if(a)a.style.display='block';\n    var ic=el.querySelector('.faq-icon');if(ic){ic.style.transform='rotate(45deg)';ic.style.background='#3A9BD5';ic.style.color='#fff';}\n  }\n}\ndocument.querySelectorAll('a[href^=\"#\"]').forEach(function(link){\n  link.addEventListener('click',function(e){\n    var id=this.getAttribute('href').slice(1);\n    var t=document.getElementById(id);\n    if(t){e.preventDefault();t.scrollIntoView({behavior:'smooth',block:'start'});}\n  });\n});\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Heizung l\u00e4uft nicht \u2013 7 Ursachen &#038; was tun Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-1946","page","type-page","status-publish","hentry"],"jetpack-related-posts":[{"id":1800,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/heizung-2\/","url_meta":{"origin":1946,"position":0},"title":"Heizung","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizung Wil SG | Ren\u00e9 Hugentobler AG \u2013 Uzwil, Flawil, Zuzwil Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service \u00dcber uns Bewertungen FAQ Kontakt WhatsApp 071 944 30 70 \ud83d\udd25 Heizung \ud83d\udebf Sanit\u00e4r \u2699\ufe0f Brenner-Service \u00dcber\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG \u2013 Heizung Wil SG, Uzwil, Flawil","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1921,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/heizungsservice-uzwil\/","url_meta":{"origin":1946,"position":1},"title":"Heizungsservice Uzwil","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizungsservice Uzwil | Ren\u00e9 Hugentobler AG \u2013 Jahresservice & Wartung Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service Kontakt WhatsApp 071 944 30 70 Heizungsservice Uzwil \u2013 Jahresservice & Wartung Heizungsservice Uzwil \u2013Ihr lokaler Spezialist Brenner-Jahresservice,\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1927,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/heizungsservice-flawil\/","url_meta":{"origin":1946,"position":2},"title":"Heizungsservice Flawil","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizungsservice Flawil | Ren\u00e9 Hugentobler AG \u2013 Jahresservice & Wartung Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service Kontakt WhatsApp 071 944 30 70 Heizungsservice Flawil \u2013 Jahresservice & Wartung Heizungsservice Flawil \u2013p\u00fcnktlich, gr\u00fcndlich, fair Brenner-Jahresservice\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1912,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/heizungsservice-wil\/","url_meta":{"origin":1946,"position":3},"title":"Heizungsservice Wil","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizungsservice Wil SG | Ren\u00e9 Hugentobler AG \u2013 Jahresservice & Wartung Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service Kontakt WhatsApp 071 944 30 70 Heizungsservice Wil SG \u2013 Jahresservice & Wartung Heizungsservice Wil SG \u2013Ihr\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1933,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/notdienst-hosenruck\/","url_meta":{"origin":1946,"position":4},"title":"Notdienst Hosenruck","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizung Notdienst Hosenruck 24h | Ren\u00e9 Hugentobler AG \u2013 Ihr Nachbar Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service Kontakt WhatsApp 071 944 30 70 Notdienst Hosenruck \u2013 24 Stunden, 7 Tage \ud83d\udea8 Notdienst Hosenruck \u2013Ihr\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1918,"url":"https:\/\/hugentoblerheizungen.ch\/wordpress\/notdienst-wil\/","url_meta":{"origin":1946,"position":5},"title":"Notdienst Wil","author":"Remo","date":"13. April 2026","format":false,"excerpt":"Heizung Notdienst Wil SG 24h | Ren\u00e9 Hugentobler AG \u2013 sofort erreichbar Mettlenstrasse 9, 9523 Z\u00fcberwangen Mo\u2013Fr 07:30\u201317:00 \u25cf Notdienst 24\/7 071 944 30 70 Ren\u00e9 Hugentobler AG Heizung & Sanit\u00e4r Heizung Sanit\u00e4r Brenner-Service Kontakt WhatsApp 071 944 30 70 Notdienst Wil SG \u2013 24 Stunden, 7 Tage \ud83d\udea8 Notdienst\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"Ren\u00e9 Hugentobler AG","src":"https:\/\/i0.wp.com\/hugentoblerheizungen.ch\/wordpress\/wp-content\/uploads\/2021\/09\/Logo-AG-250-246x246.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/pages\/1946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/comments?post=1946"}],"version-history":[{"count":3,"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/pages\/1946\/revisions"}],"predecessor-version":[{"id":1961,"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/pages\/1946\/revisions\/1961"}],"wp:attachment":[{"href":"https:\/\/hugentoblerheizungen.ch\/wordpress\/wp-json\/wp\/v2\/media?parent=1946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}