York Predator Error 18

Compressor 2 Lockout

Compressor 2 entered lockout after repeated fault events.

Check contactor operation and verify crankcase heater status if equipped.

⚠️ Always disconnect power before servicing.

Need the full wiring diagram?

Step 1 is just the start. HVAC Hero reads the full York manual for you.

Free 7-day trial. No credit card required for demo.