Look for 31 or 32 flash codes on the furnace control board

Durable Electrical Interface: Features a SPST switch rated for standard control circuit voltages with a robust 1/4" barb connection for secure vacuum tubing attachment

This OEM York replacement part features a factory-installed 24V 4W solenoid coil

Can this TXV be used with refrigerants other than R22

or heat exchanger interfaces

Carrier HN53HG240 Contactor 320788-703 Look for 31 or 32When you're dealing with high demand commercial HVAC systems, the Carrier HN53HG240 contactor is a critical replacement component for maintaining reliable performance. This 75 amp 3 pole contactor is engineered specifically for three phase equipment, featuring a robust 208V 240V coil designed to handle the heavy duty cycles of compressors and large motors. A veteran tech knows that cutting corners with generic controls leads to pitted contacts and