39
Thermo King
Warning

Check Water Valve Circuit

Failure detected in the heating water valve control circuit.

Possible causes

  • Defective water valve solenoid
  • Open circuit in the wiring
  • Mechanically stuck water valve
  • Controller board failure

Recommended actions

  • Measure water solenoid resistance
  • Check for 12V at the connector
  • Check mechanical movement of the valve
  • Inspect terminals for corrosion

Can't find your code? Talk to an expert

$150

One-on-one phone session with a Low Temp refrigeration tech. Emergency temporary assistance only.

Have a question? Ask the community

Thousands of refrigeration mechanics read and answer for free. Post your case in under 1 minute.

Need a professional diagnosis?

Low Temp Service — refrigeration experts in Florida.

Contact us