York S1-3390-00 Valve 320734-701 Ensuring correct HVAC furnace ignitor

Ensuring correct HVAC furnace ignitor troubleshooting involves checking the terminal connections and verifying 120V at the inducer signal to confirm the 41-602 is receiving proper power for ignition

Key Benefits: Ensures precise LP gas flow regulation for a stable pilot flame profile

provides precise timing and flame supervision for industrial and commercial burners

Over-tightening can deform the seal and lead to premature failure

while the NEMA 1 enclosure protects internal components in controlled environments

York S1-3390-00 Valve 320734-701 Ensuring correct HVAC furnace ignitorThe York S1 3390 00 Solenoid Valve is a heavy duty, pilot operated component engineered for precise refrigerant metering in commercial and residential HVACR systems. This assembly features a 3 8 ODF (Outside Diameter Female) sweat connection, allowing for a secure, leak free braze into the liquid or suction line without the need for extensive disassembly. Operating at 230V, the included solenoid coil facilitates rapid actuation, ensuring the system