CHAPTER 6: ADDITIONAL INFORMATION
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Fault A121: Motor
Controller Fault
AC MCB
Phase A High
Gate Driver Fault
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A122: Motor
Controller Fault
AC MCB
Phase B High
Gate Driver Fault
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A123: Motor
Controller Fault
AC MCB
Phase C High
Gate Driver Fault
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A124: Motor
Controller Fault
AC MCB
DC Link Bus
Overvoltage
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A125: Motor
Controller Fault
AC MCB Phase C Current
Sensor
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A126: Motor
Controller Fault
AC MCB PFC Driver Fault
Loose Cable Connection
Check cable connections
Drive Motor
Contact dealer or TRUE service
MCB
Fault A127: Motor
Controller Fault
AC MCB
Elevation Peak
Over Current
Console displays Fault
Calibration not saved.
Incline disabled.
Power cycle
Check cable connections
Run incline calibration
Incline Potentiometer value
out of range
Set incline motor 0% grade
value
Acme Nut Jammed
Contact dealer or TRUE service
Motor Bearings
Fault A128: Motor
Controller Fault
AC MCB
PFC Over
Temperature
High Belt Deck Friction
Lubricate treadbelt
Contact dealer or TRUE service
Low Line Voltage
Check AC line voltage
Fault SC00: Lower
Board Communication
Fault
Smart
Card
Controller
Communication
Error
Loose Cable Connection
Check cable connections
Smart Card
Contact dealer or TRUE service
Motor Control Board
Fault SC01: Lower
Board Communication
Fault
Smart
Card
Console
Communication
Timeout Error
Loose Cable Connection
Check cable connections
Smart Card
Contact dealer or TRUE service
Console