Lennox Reversing Valve Energized In Heat Or Cool. What Is a Heat Pump Reversing Valve ? Linquip To run in the cooling mode, they took an interesting approach These heat pumps failed in heating, so a call for W1 would run the heat pump in heating mode
34W44 Lennox 34W44 24V Reversing Valve, 34W44 from www.supplyhouse.com
To run in the cooling mode, they took an interesting approach The heatpump is working gloriously in Heat mode, and has been since my service tech sealed the system and topped off the Freon r410a.
34W44 Lennox 34W44 24V Reversing Valve, 34W44
The thermostat manual just says: "…the thermostat jumper is set for an O reversing valve (energized in cooling) or a B reversing valve (energized in heating)" The lennox furnace control board has reversing valve energized in cooling mode, and if B/energized on heat system is connected to o, it would be getting the wrong signal, thinking it is in. Many of the asian made cold climate models being installed in canada have the reversing valve logic reversed and energized on heat, and it's called B
Lennox 42W59 Reversing Valve W/ 24V Coil. Will either indicate a charge issue or further investigation; 3 This terminal powers the reversing valve to control the direction of refrigerant flow in the system, either heat or cool but doesn't matter what I say it needs to match your unit configuration.
Lennox 75M49 Reversing Valve Solenoid Coil. The thermostat manual just says: "…the thermostat jumper is set for an O reversing valve (energized in cooling) or a B reversing valve (energized in heating)" The heatpump is working gloriously in Heat mode, and has been since my service tech sealed the system and topped off the Freon r410a.