For contractors performing furnace gas valve replacement

Ensure the high-voltage lead is secure and inspect the ignition control board for proper voltage output to the electrode

ensuring it can handle the load required for large flanged globe valves

a different manifold orientation is required

This specific SKU typically refers to the control module itself

Lennox 10W35 Pressure Switch R-407A For contractors performing furnace gasThe Lennox 10W35 Pressure Switch is a mission critical OEM safety component designed for high pressure monitoring in Lennox HVAC systems. Engineered as a 590 PSI high pressure cut out switch, this manual reset pressure switch (M R) acts as a hard stop to protect the compressor and refrigerant circuit from catastrophic over pressure conditions. Operating on a 24V SPST circuit, it features 1 2 inch NPT HVAC pressure switch fittings and 25 inch yellow