Thermo King 098916, Руководство по обслуживанию

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Diagnosis: Troubleshooting, Status Messages, Alarm Codes
158
Evaporator fan motor(s) does
not operate
Unit on defrost
Check operating mode indicator
LEDs
Unit in Economy mode (Frozen Load;
Null mode only)
Check setpoint, indicator lights and
Configuration menu of MP-3000a
controller to verify that Economy
mode is set to On
Loose line connection Tighten connections
Open motor internal thermal overload
protector
Check for seized bearings or
defective thermal overload
protector. Repair or replace as
necessary
Defective motor Replace motor
Defective low or high speed
evaporator fan contactor
Replace defective contactor
No low or high speed evaporator fan
output signal from controller output
module
Diagnose and replace output
module or controller
Condition Possible Cause Remedy