True TC400 - Page 39

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Fault Code Category Description Cause Corrective Action
Fault A101: Motor
Controller Fault
AC MCB 2.5 VDC Ref Status Motor Control Board
Power cycle
Contact TRUE Product Support
Fault A102: Motor
Controller Fault
AC MCB 1.65 VDC Ref Status Motor Control Board
Power cycle
Contact TRUE Product Support
Fault A103: Motor
Controller Fault
AC MCB Phase B Current Sensor
Loose Cable Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A104: Motor
Controller Fault
AC MCB Phase A Current Sensor
Loose Cable Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A105: Motor
Controller Fault
AC MCB Phase C Circuit Open
Loose Cable Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A106: Motor
Controller Fault
AC MCB Phase B Circuit Open
Loose Cable Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A107: Motor
Controller Fault
AC MCB Phase A Circuit Open
Loose Cable Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A108: Motor
Controller Fault
AC MCB
DCLink Bus Overvoltage
(MAX_VDC1)
Loose Cable Connection
Power cycle
Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A109: Motor
Controller Fault
AC MCB
Critical DCLink Bus
Overvoltage (MAX_VDC2)
Loose Cable Connection
Power cycle
Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A110: Motor
Controller Fault
AC MCB DCLink Bus Under Voltage
Line Voltage Check AC line voltage
Motor Control Board Contact TRUE Product Support
Fault A111: Motor
Controller Fault
AC MCB Illegal Speed Command
Dirty or misaligned speed
sensor
Contact TRUE Product Support
Check AC line voltage
Low Line Voltage
Fault A112: Motor
Controller Fault
AC MCB Phase over current(RMS)
Loose Cable Connection
Power cycle
Check cable connections
Motor Control Board Contact TRUE Product Support
Fault A113: Speed
Sensor Fault
AC MCB Faulty Speed Sensor
Dirty or misaligned speed
sensor
Contact TRUE Product Support
Low Line Voltage Check AC line voltage
Fault A114: Motor
Over Temp
AC MCB Heat Sink Over Temperature Low Line Voltage Check AC line voltage