{"product_id":"jandy-110-f-thermal-regulating-valve-for-jxiq™-heaters-r0589701","title":"Jandy 110° F Thermal Regulating Valve for JXiQ™ Heaters R0589701","description":"\u003cdiv\u003e\n\u003ch2\u003eJandy R0589701 – 110° Thermal Regulator Valve\u003c\/h2\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Jandy R0589701 is an OEM thermal regulator valve designed for use with Jandy JXi, JXiQ and ASME pool\/spa heaters. It is factory-calibrated to regulate water temperature at 110 °F and helps maintain safe, efficient heater operation by controlling internal flow.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory-calibrated to maintain approximately 110 °F water temperature.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Jandy JXi, JXiQ and ASME certified heaters.\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant construction suited for pool and spa chemical environments.\u003c\/li\u003e\n\u003cli\u003eMechanical operation (no electronics) provides reliable performance and long life.\u003c\/li\u003e\n\u003cli\u003eRestores proper thermal control and reduces risk of heater overheating or short-cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: R0589701\u003c\/li\u003e\n\u003cli\u003eCalibration Temperature: ~110 °F (43 °C)\u003c\/li\u003e\n\u003cli\u003eApplication: Jandy JXi \/ JXiQ \/ ASME heaters\u003c\/li\u003e\n\u003cli\u003eConstruction: Durable metal alloy designed for heater water system environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis regulator replaces worn or faulty thermal control valves in Jandy JXi, JXiQ and ASME-certified gas heaters. Before ordering, verify the heater model and ensure the existing regulator is the correct part. Installing the correct part helps ensure the heater remains within safe temperature limits.\u003c\/p\u003e\n\u003ch3\u003eInstallation Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTurn off heater power and close water supply before servicing.\u003c\/li\u003e\n\u003cli\u003eDrain or relieve water from the heater body to safe level.\u003c\/li\u003e\n\u003cli\u003eRemove the old regulator valve from the heater manifold.\u003c\/li\u003e\n\u003cli\u003eInstall the new R0589701 regulator in the proper orientation, following the manufacturer torque and sealant instructions.\u003c\/li\u003e\n\u003cli\u003eRestore water flow, power up the heater, and monitor temperature operation and heater performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTroubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeater short-cycles or shuts off early:\u003c\/strong\u003e Check that the regulator is properly seated and calibrated, and that flow through the heater matches specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeater outlet water too cool:\u003c\/strong\u003e Verify the regulator is functioning and not stuck open allowing bypass of the heat exchanger.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeaks at regulator location:\u003c\/strong\u003e Inspect the sealing surface, ensure correct torque and that the regulator is fully compatible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance Tip\u003c\/h3\u003e\n\u003cp\u003eInspect the regulator whenever the heater is serviced. If the thermostat begins to drift or the heater experiences unusual cycling, replacing the thermal regulator can resolve issues before major component failure. Regular inspection and timely replacement help maintain safe and efficient heater operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":46797823901871,"sku":"R0589701","price":99.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/freshized.com\/products\/jandy-110-f-thermal-regulating-valve-for-jxiq%e2%84%a2-heaters-r0589701","provider":"Freshized","version":"1.0","type":"link"}