{"product_id":"hayward-h-series-heater-natural-gas-pilot-haxplt1931","title":"Hayward Natural Draft Millivolt Pilot for Gas Pool Heaters | HAXPLT1931","description":"\u003cp\u003eThe Hayward Natural Draft Millivolt (NA MV) Pilot (HAXPLT1931) is the OEM replacement pilot assembly for Hayward natural draft, millivolt-controlled gas pool heaters.\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0; color: #856404;\"\u003e\u003cstrong\u003eIMPORTANT: PROFESSIONAL SERVICE REQUIRED\u003c\/strong\u003e\u003cbr\u003eGas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high-voltage components without proper certification.\u003c\/p\u003e\n\n\u003cp\u003eThe pilot assembly provides the standing flame required to ignite the main burner on natural draft millivolt gas heaters. A failed or degraded pilot is a common cause of ignition failure and heater lockout. Replacing the OEM pilot restores reliable ignition performance.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eHayward Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eHAXPLT1931\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eNatural Draft Millivolt Pilot Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e610377521581\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePoolaroo Pro Tip\u003c\/h3\u003e\n\u003cp\u003eBefore replacing the pilot, inspect the thermocouple or thermopile as well — on millivolt heaters, a weak or failed thermocouple is frequently the root cause when a pilot won't stay lit. Replacing both components at the same service visit avoids a repeat call. Always shut off the gas supply and allow the heater to cool completely before beginning any service work. This component must be installed by a licensed pool professional or qualified HVAC technician.\u003c\/p\u003e\n\n\u003c!-- wft:processed:manual:2026-06-22 --\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":51774099620115,"sku":"HAXPLT1931","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/hayward-natural-draft-millivolt-pilot-for-gas-pool-heaters-haxplt1931.webp?v=1783428467","url":"https:\/\/poolaroo.com\/products\/hayward-h-series-heater-natural-gas-pilot-haxplt1931","provider":"Poolaroo","version":"1.0","type":"link"}