Check Remote Fan Speed (Zone)

The controller cannot detect or maintain the required speed for the remote zone fans.

Possible causes

Loose or broken fan belts
Remote fan motor with worn brushes or electrical failure
Speed sensor (tachometer) failure
Voltage drop to remote evaporators

Recommended actions

Physically inspect remote fans
Check motor condition and connections
Verify voltage at motor terminals
Clear codes and test in high speed mode

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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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