Danfoss VLT FC103 Drive Fault Codes List
Access the complete reference guide for Danfoss VLT FC 103 refrigeration drive fault codes. Learn to diagnose compressor trips, high discharge temp alarms, and use MCT 10 software. Danfoss FC 103 Fault Codes Reference Table Fault Code Cause & Solution Warning 1 10 Volts Low Cause : The control card voltage is less than 10 V from terminal 50. Remove some of the load from terminal 50, as the 10 V supply is overloaded. Maximum 15 mA or minimum 590 Ω. - A short circuit in a connected potentiometer or incorrect wiring of the potentiometer can cause this condition. Troubleshooting : - Remove the wiring from terminal 50. - If the warning clears, the problem is with the wiring. If the warning does not clear, replace the control card. WARNING 2 Live zero error Cause : This warning or alarm only appears if programmed in parameter 6-01 Live Zero Timeout Function. The signal on 1 of the analog inputs...