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This board is confirmed for use in a wide range of A-series and M-series outdoor units
providing a gas-tight fit and maintaining precise pressure drops required for liquid propane applications
Key Benefits: Eliminates Capillary Failure: Replaces fragile copper lines to stop leaks caused by extreme vibration and mechanical fatigue
What does an E002 or E-code on this controller indicate
Lennox 77W04 Gas Valve THPU32HP7Y This board is confirmed forThe Lennox 77W04 Gas Valve is a critical OEM component specifically engineered for multi stage heating systems requiring high precision fuel regulation. This 24v 2 stage gas valve (White Rodgers 36J55 254P1) is designed with a 1 2" NPT inlet and outlet, supporting both direct spark and hot surface ignition configurations. As a high performance HVAC replacement part, it handles a maximum pressure of 1 2 PSI with a factory set high fire of 3. 5" W. C.
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