{"product_id":"oem-goodman-primary-limit-switch-for-wgfm195045s3bac-20162904","title":"OEM Goodman Primary Limit Switch for WGFM195045S3BAC — 20162904","description":"\u003cp\u003eProtect your furnace and home with the genuine \u003cstrong\u003eGoodman 20162904 Primary Limit Temperature Control\u003c\/strong\u003e, a direct-fit high-limit safety switch for the \u003cstrong\u003eWGFM195045S3BAC\u003c\/strong\u003e gas furnace. This automatic-reset control monitors heat-exchanger and plenum temperature and shuts down the burners if the furnace overheats — a common cause of no-heat calls, short cycling, and blower-runs-constantly complaints.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20162904\u003c\/li\u003e\n\u003cli\u003eType: Primary high-limit temperature control (auto-reset)\u003c\/li\u003e\n\u003cli\u003eFunction: Opens the gas valve circuit on over-temperature\u003c\/li\u003e\n\u003cli\u003eMounting: Furnace-specific bracket\/flange fit\u003c\/li\u003e\n\u003cli\u003eFit: Goodman WGFM195045S3BAC gas furnace\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 20162904 is calibrated to the precise trip temperature and mounting geometry Goodman specified for this heat exchanger. Generic limit switches often carry a different cut-out temperature or footprint, which can cause nuisance lockouts or, worse, fail to protect against a genuine overheat. For a safety control, always choose the OEM-calibrated part.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Turn off power and gas at the furnace, photograph and disconnect the two wire leads, remove the mounting screws, and install the new limit in the identical position and orientation. Reconnect the leads, restore power, and verify a normal heating cycle with proper temperature rise. If you are not comfortable working around the gas valve and control board, hire a licensed HVAC technician.\u003c\/p\u003e\u003cp\u003eGenuine Goodman OEM control, in stock and guaranteed to fit the WGFM195045S3BAC.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058235294067,"sku":"GOODMAN-14292","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-primary-limit-switch-for-wgfm195045s3bac-20162904","provider":"National HVAC Parts","version":"1.0","type":"link"}