566 StarCool Alarm Codes And Actions

566 FC undefined alarm
Description FC Undefined Alarm
Cause The FC has an undefined alarm/warning
Trouble
shooting		 Possible causes:
  • Defective FC.
  • Defective power cable from FC to compressor motor.
Accompanied alarms:
  • There may be other AL 5XX alarms.
Trouble shooting:
  1. The FC reports an undefined alarm/warning. See if there should be other FC alarms (AL 5XX) and if they can be deleted first.
  2. Turn the unit off for 10 min. and then start it again. If this alarm/warning becomes active again, the FC has a permanent internal fault and must be replaced.
If no FC replacement is available, the unit can be rewired for emergency
operation: See “Emergency Operation” p. 50
Criteria FC reports an undefined alarm

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