Panasonic OCU-CR200VF5 Service Manual page 33
Outdoor type refrigeration unit
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Troubleshooting for Each Error Code
E 7 2
Indication
Probable
Inverter instantaneous excess current (E62) occurred 10 times in 1 hour.
Cause
Check
Refer to E62.
Corrective
Refer to E62.
Action
E 7 4
Indication
Probable
Inverter overload (E64) occurred 10 times in 1 hour.
Cause
Check
Refer to E64.
Corrective
Refer to E64.
Action
E 7 6
Indication
Probable
Inverter out-of-sync detection (E66) occurred 10 times in 1 hour.
Cause
Check
Refer to E66.
Corrective
Refer to E66.
Action
E 7 8
Indication
Probable
PFC abnormal detection (E68) occurred 10 times in 1 hour.
Cause
Check
Refer to E68.
Corrective
Refer to E68.
Action
Detected
Inverter excess current (10th Trip)
Content
Detected
Inverter overload (10th Trip)
Content
Detected
Inverter out of sync (10th Trip)
Content
Detected
PFC abnormal (10th Trip)
Content
33
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