Check Suction Line Sol Circuit (Zone)

Failure in the suction line solenoid valve circuit for a specific zone.

Possible causes

Burnt zone suction coil
Wiring failure between controller and zone
Defective zone relay
Corroded connection at remote evaporator

Recommended actions

Verify power supply to suction solenoid
Measure valve coil resistance
Check for short circuit signs in zone harness
Replace solenoid if no magnetism when energized

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Other Thermo King codes

00No Alarms Exist 02Check Evaporator Coil Sensor (Zone)03Check (Control) Return Air Sensor (Zone)04Check (Control) Discharge Air Sensor (Zone)05Check Ambient Temp Sensor 06Check Coolant Temp Sensor

View all Thermo King codes

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