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Operating and service manual
529
FC setup error
Description
Cause
FC Setup Warning
Trouble
shooting
(A37)
Possible causes:
Warning
The setup of the FC is rejected by the FC. Either communication problems or
phase fault
•
Defective FC.
Accompanied alarms:
•
There may be other AL 5XX alarms.
Trouble shooting:
1) The FC reports a failure in its factory setup data.
See if there should be other FC alarms (AL 5XX) and if they can be removed
first.
2) Turn the unit off for 10 min. and then start it again.
If this alarm 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. 51
Criteria
Controller
action
FC error reports its setup data
FC shut-down
Log
X
Alarm
X
Alarm light
Consequence
The compressor will not start
Elimination
Warning will be marked as inactive in alarm list when reset by FC.
Alarm may then be deleted.
Log data
Parm 1
Parm 2
Active/Inactive Freq FC
Parm 3
Parm 4
Parm 5
I FC
Psuc
Pdis
566
FC undefined alarm
Description
Cause
Trouble
shooting
FC Undefined Alarm
Off
Warning
The FC has an undefined alarm/warning
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. 51
Criteria
Controller
action
Consequence
FC reports an undefined alarm
FC shut-down
Log
X
Alarm
Unit stop
124 of 231 pages
X
Alarm light
Off