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and 90UGF series furnaces
swapping out the internal components is often more efficient than sweating out the entire valve body
reducing startup lag and preventing unburned gas accumulation
dry-firing
Rheem-Ruud 62-21426-02 Pilot Safety Refrigerant and 90UGF series furnacesThe Rheem Ruud 62 21426 02 Pilot Safety is a critical OEM flame monitoring component engineered for high performance gas water heaters and specific HVAC furnace configurations. As a veteran grade pilot safety switch, this device utilizes a 48 inch capillary tube to provide precise thermal feedback to the gas control system. It acts as a primary fail safe by monitoring the presence of the pilot flame; if a "flame out" condition occurs, the internal
