{"product_id":"goodman-100-000-btu-92-gas-furnace-21-width-upflow-horizontal-single-stage-115v-r32-1","title":"Goodman - 100,000 BTU 92% Gas Furnace - 21\" Width - Upflow \/ Horizontal - Single Stage - 115V - R32 - GR9S921005CN","description":"\u003ch2\u003e\u003cspan\u003eGoodman - 100,000 BTU 92% Gas Furnace - 21\" Width - Upflow \/ Horizontal - Single Stage - 115V - R32 - GR9S921005CN\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe GR9S921005CN Goodman gas furnace features high-quality construction and efficient operation at a great value. The GR9S921005CN single-stage, 9-speed furnace utilizes Goodman's superior heat exchanger design to provide efficient, reliable heating to your home. If you're looking to cut your energy bills and improve your comfort without breaking the bank, your search stops with the Goodman GR9S921005CN.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eThis furnace is ideal to heat a medium to large house (depending on climate)\u003c\/li\u003e\n\u003cli\u003e100,000 BTU 92% efficient natural gas furnace\u003c\/li\u003e\n\u003cli\u003eRequires plastic\/PVC flue venting\u003c\/li\u003e\n\u003cli\u003eComplies with Clean Air Act New Refrigerant Requirements\u003c\/li\u003e\n\u003cli\u003eCan be used in the upflow or horizontal orientation\u003c\/li\u003e\n\u003cli\u003eCan be converted to an LP furnace with a conversion kit (sold separately)\u003c\/li\u003e\n\u003cli\u003eInnovative design for electrical efficiency, safety, and lower sound output\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/h5\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-cly1{text-align:left;vertical-align:middle}\n.tg .tg-wa1i{font-weight:bold;text-align:center;vertical-align:middle}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" class=\"tg-wa1i\"\u003eGoodman 92% 100,000 BTU Single Stage Gas Furnace - 21\" Width - Upflow \/ Horizontal\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eSKU\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eGR9S921005CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eWeight (in lbs)\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e141.000000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eAHRI Certificate Number\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e215224969\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eAirflow Direction\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUpflow\/Horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eExhaust Flue Requirement\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003ePlastic \/ PVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eR-32 Compliant\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBrand\/Manufacturer\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eGoodman\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eProduct Features\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eNew Refrigerant Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eFurnace Efficiency \/ AFUE\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e92%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eHeating BTU\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e100,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBlower Motor\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e9 Speed - ECM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eMaximum CFM\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e2000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUpflow\/Horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eElectrical\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e115 V. 1 Phase 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eMax Breaker Size\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e25 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eMin. Breaker Size\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e16.7 Amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBurner Stages\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eSingle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eFuel Type\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003ePropane, Natural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eHeight\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e34.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eWidth\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eDepth\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e28.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eManual\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(43, 0, 255);\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0794\/3104\/1346\/files\/GR9S96_GD9S96_GR9S92-Install-Manual.pdf?v=1759926129\" target=\"_blank\"\u003eInstallation Manual\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0794\/3104\/1346\/files\/GR9S92_Spec_Sheet_1.pdf?v=1760003144\" target=\"_blank\"\u003e\u003cstrong\u003eSpecifications Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"24x72x\" data-start=\"27\" data-end=\"327\"\u003e\n\u003cp data-start=\"29\" data-end=\"327\"\u003e\u003cstrong data-start=\"29\" data-end=\"70\"\u003eHigh‑Efficiency Heating You Can Trust\u003c\/strong\u003e\u003cbr data-start=\"70\" data-end=\"73\"\u003eThe \u003cstrong data-start=\"79\" data-end=\"103\"\u003eGoodman GR9S921005CN\u003c\/strong\u003e delivers \u003cstrong data-start=\"113\" data-end=\"152\" data-is-only-node=\"\"\u003e100,000 BTU with a 92 % AFUE rating\u003c\/strong\u003e, meaning most of the fuel you pay for turns into usable heat—helping \u003cstrong data-start=\"222\" data-end=\"269\"\u003elower energy costs while keeping homes warm\u003c\/strong\u003e in cooler months. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ijyt1\" data-start=\"329\" data-end=\"627\"\u003e\n\u003cp data-start=\"331\" data-end=\"627\"\u003e\u003cstrong data-start=\"331\" data-end=\"375\"\u003eStraightforward Single‑Stage Performance\u003c\/strong\u003e\u003cbr data-start=\"375\" data-end=\"378\"\u003eWith a \u003cstrong data-start=\"387\" data-end=\"413\"\u003esingle‑stage gas valve\u003c\/strong\u003e, this furnace provides \u003cstrong data-start=\"437\" data-end=\"475\" data-is-only-node=\"\"\u003econsistent, dependable heat output\u003c\/strong\u003e whenever the thermostat calls—ideal for homeowners who want reliable performance without modulation complexity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1g2c1t7\" data-start=\"629\" data-end=\"914\"\u003e\n\u003cp data-start=\"631\" data-end=\"914\"\u003e\u003cstrong data-start=\"631\" data-end=\"665\"\u003eVersatile Installation Options\u003c\/strong\u003e\u003cbr data-start=\"665\" data-end=\"668\"\u003eIts \u003cstrong data-start=\"674\" data-end=\"714\"\u003eupflow and horizontal airflow design\u003c\/strong\u003e fits a variety of spaces (attics, basements, closets) without the need for major duct modifications, granting more flexibility in retrofit or new HVAC layouts. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"fo1hd1\" data-start=\"916\" data-end=\"1185\"\u003e\n\u003cp data-start=\"918\" data-end=\"1185\"\u003e\u003cstrong data-start=\"918\" data-end=\"955\"\u003eQuiet, Efficient Air Distribution\u003c\/strong\u003e\u003cbr data-start=\"955\" data-end=\"958\"\u003eThe \u003cstrong data-start=\"964\" data-end=\"996\"\u003emulti‑speed ECM blower motor\u003c\/strong\u003e improves airflow control and lowers energy use compared with traditional motors, resulting in \u003cstrong data-start=\"1091\" data-end=\"1144\" data-is-only-node=\"\"\u003equieter circulation and better whole‑home comfort\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"uxre97\" data-start=\"1187\" data-end=\"1492\"\u003e\n\u003cp data-start=\"1189\" data-end=\"1492\"\u003e\u003cstrong data-start=\"1189\" data-end=\"1235\"\u003eDurable Construction for Long Service Life\u003c\/strong\u003e\u003cbr data-start=\"1235\" data-end=\"1238\"\u003eHeavy‑gauge steel cabinet, \u003cstrong data-start=\"1267\" data-end=\"1296\"\u003ealuminized heat exchanger\u003c\/strong\u003e, silicon nitride igniter, and self‑diagnostic control board help ensure reliable season‑after‑season performance with easier troubleshooting for HVAC pros. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"mqvc6j\" data-start=\"1494\" data-end=\"1754\"\u003e\n\u003cp data-start=\"1496\" data-end=\"1754\"\u003e\u003cstrong data-start=\"1496\" data-end=\"1534\"\u003eModern Compliance \u0026amp; R‑32 Readiness\u003c\/strong\u003e\u003cbr data-start=\"1534\" data-end=\"1537\"\u003eDesigned to meet \u003cstrong data-start=\"1556\" data-end=\"1603\"\u003ecurrent refrigerant and emissions standards\u003c\/strong\u003e and built for compatibility with R‑32‑ready HVAC systems, this furnace aligns with emerging regulatory trends.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"75\" data-end=\"366\"\u003e\u003cstrong data-start=\"75\" data-end=\"146\"\u003eQ1: What heating capacity and efficiency does this furnace deliver?\u003c\/strong\u003e\u003cbr data-start=\"146\" data-end=\"149\"\u003eA: The \u003cstrong data-start=\"156\" data-end=\"180\"\u003eGoodman GR9S921005CN\u003c\/strong\u003e provides \u003cstrong data-start=\"190\" data-end=\"232\"\u003e100,000 BTU input (~92,100 BTU output)\u003c\/strong\u003e with a \u003cstrong data-start=\"240\" data-end=\"259\"\u003e92% AFUE rating\u003c\/strong\u003e, meaning most fuel is converted to heat for efficient performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"368\" data-end=\"578\"\u003e\u003cstrong data-start=\"368\" data-end=\"411\"\u003eQ2: What type of operation does it use?\u003c\/strong\u003e\u003cbr data-start=\"411\" data-end=\"414\"\u003eA: It uses a \u003cstrong data-start=\"427\" data-end=\"453\"\u003esingle‑stage gas valve\u003c\/strong\u003e, delivering consistent, full‑capacity heat whenever the thermostat calls for warmth. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"835\"\u003e\u003cstrong data-start=\"580\" data-end=\"640\"\u003eQ3: What blower motor and airflow features are included?\u003c\/strong\u003e\u003cbr data-start=\"640\" data-end=\"643\"\u003eA: The furnace includes a \u003cstrong data-start=\"669\" data-end=\"711\"\u003emulti‑speed ECM blower motor (9‑speed)\u003c\/strong\u003e for smoother airflow control, quieter operation, and improved comfort distribution. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"837\" data-end=\"1055\"\u003e\u003cstrong data-start=\"837\" data-end=\"890\"\u003eQ4: What installation orientations are supported?\u003c\/strong\u003e\u003cbr data-start=\"890\" data-end=\"893\"\u003eA: It supports \u003cstrong data-start=\"908\" data-end=\"946\"\u003eupflow and horizontal installation\u003c\/strong\u003e, giving flexibility for attics, basements, closets, or crawl spaces. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1057\" data-end=\"1392\"\u003e\u003cstrong data-start=\"1057\" data-end=\"1104\"\u003eQ5: What are the key construction features?\u003c\/strong\u003e\u003cbr data-start=\"1104\" data-end=\"1107\"\u003eA: Features include a \u003cstrong data-start=\"1129\" data-end=\"1183\"\u003eheavy‑duty aluminized steel primary heat exchanger\u003c\/strong\u003e, \u003cstrong data-start=\"1185\" data-end=\"1223\"\u003estainless secondary heat exchanger\u003c\/strong\u003e, \u003cstrong data-start=\"1225\" data-end=\"1252\"\u003esilicon nitride igniter\u003c\/strong\u003e, \u003cstrong data-start=\"1254\" data-end=\"1287\"\u003eself‑diagnostic control board\u003c\/strong\u003e, and \u003cstrong data-start=\"1293\" data-end=\"1330\"\u003ecolor‑coded low‑voltage terminals\u003c\/strong\u003e for easier servicing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1394\" data-end=\"1641\"\u003e\u003cstrong data-start=\"1394\" data-end=\"1456\"\u003eQ6: What are the physical dimensions and electrical specs?\u003c\/strong\u003e\u003cbr data-start=\"1456\" data-end=\"1459\"\u003eA: The furnace measures approx. \u003cstrong data-start=\"1491\" data-end=\"1521\"\u003e21″ W × 28.75″ D × 34.5″ H\u003c\/strong\u003e, weighs around \u003cstrong data-start=\"1537\" data-end=\"1547\"\u003e141 lb\u003c\/strong\u003e, and operates on \u003cstrong data-start=\"1565\" data-end=\"1594\"\u003e115 V single‑phase, 60 Hz\u003c\/strong\u003e power. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1643\" data-end=\"1884\"\u003e\u003cstrong data-start=\"1643\" data-end=\"1686\"\u003eQ7: What fuel and venting are required?\u003c\/strong\u003e\u003cbr data-start=\"1686\" data-end=\"1689\"\u003eA: It runs on \u003cstrong data-start=\"1703\" data-end=\"1718\"\u003enatural gas\u003c\/strong\u003e (field‑convertible to propane with an LP kit) and requires \u003cstrong data-start=\"1778\" data-end=\"1806\"\u003ePVC\/plastic flue venting\u003c\/strong\u003e typical of high‑efficiency equipment. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_ls_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"ivtl1q\" data-start=\"161\" data-end=\"422\"\u003e\n\u003cp data-start=\"163\" data-end=\"422\"\u003e\u003cstrong data-start=\"163\" data-end=\"203\"\u003eReplace Air Filters Every 1–3 Months\u003c\/strong\u003e – Regular filter changes maintain strong airflow, protect the blower, and prevent strain on internal components. Dirty filters reduce efficiency and can increase operating costs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"117x67w\" data-start=\"423\" data-end=\"659\"\u003e\n\u003cp data-start=\"425\" data-end=\"659\"\u003e\u003cstrong data-start=\"425\" data-end=\"459\"\u003eAnnual Professional Inspection\u003c\/strong\u003e – Have a licensed HVAC technician check burners, heat exchanger, gas pressure, PVC venting, and combustion safety to preserve 92 % AFUE performance and safety. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7bgicn\" data-start=\"660\" data-end=\"867\"\u003e\n\u003cp data-start=\"662\" data-end=\"867\"\u003e\u003cstrong data-start=\"662\" data-end=\"690\"\u003eClean Around the Furnace\u003c\/strong\u003e – Vacuum dust, lint, and debris near the furnace and intake vents; clear supply\/return grilles and ductwork to support balanced airflow. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qkngkg\" data-start=\"868\" data-end=\"1063\"\u003e\n\u003cp data-start=\"870\" data-end=\"1063\"\u003e\u003cstrong data-start=\"870\" data-end=\"906\"\u003eTest Thermostat \u0026amp; Safety Devices\u003c\/strong\u003e – Verify thermostat accuracy and test carbon monoxide (CO) detectors to ensure proper operation and comfort control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15556zh\" data-start=\"1064\" data-end=\"1274\"\u003e\n\u003cp data-start=\"1066\" data-end=\"1274\"\u003e\u003cstrong data-start=\"1066\" data-end=\"1102\"\u003eInspect Exhaust \u0026amp; PVC Vent Lines\u003c\/strong\u003e – Ensure the PVC intake\/exhaust pipes are free of blockages (leaves, nests, ice) and properly sealed to prevent combustion hazards. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vc720s\" data-start=\"1275\" data-end=\"1501\"\u003e\n\u003cp data-start=\"1277\" data-end=\"1501\"\u003e\u003cstrong data-start=\"1277\" data-end=\"1309\"\u003eCheck Flame Sensor \u0026amp; Igniter\u003c\/strong\u003e – Have a pro clean the flame sensor and test the hot surface igniter annually; these parts are critical for reliable ignition and efficient combustion. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15aw6gx\" data-start=\"1502\" data-end=\"1707\"\u003e\n\u003cp data-start=\"1504\" data-end=\"1707\"\u003e\u003cstrong data-start=\"1504\" data-end=\"1528\"\u003eDocument Maintenance\u003c\/strong\u003e – Keep records of filter changes, inspections, and professional service visits to maintain warranty coverage and help troubleshoot issues.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":46812786458761,"sku":"GR9S921005CN","price":2188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/2443\/9177\/files\/90_upflow_frontleft-800x800_1_16_326e3400-7038-45cb-ba0f-85565ea1218e.webp?v=1779806606","url":"https:\/\/mobility-ready.com\/products\/goodman-100-000-btu-92-gas-furnace-21-width-upflow-horizontal-single-stage-115v-r32-1","provider":"Supplies for Happy Tails","version":"1.0","type":"link"}