Panasonic OCU-CR200VF5 Service Manual page 32

Troubleshooting for Each Error Code
E 6 8
Indication
1. Wiring anomaly.
Probable
2. Input power supply anomaly.
Cause
3. PCB failed.
1. Check the connection to the inverter PCB.
Check
2. Check whether abnormality occurred in the power supply.
1. Correctly attach the connector to the inverter PCB.
2. Eliminate anomaly in the power supply.
Corrective
(1) Correct the connection of the power input wiring.
Action
(2) Eliminate the cause of power supply anomaly (Repair the power supply unit, etc.).
3. Replace the inverter PCB.
E 7 0
Indication
Probable
Inverter-PCB hardware anomaly (E60) occurred 10 times in 1 hour.
Cause
Check Refer to E60.
Corrective
Refer to E60.
Action
Detected
PFC abnormal (1st to 9th Trip)
Content
Detected
Inverter anomaly (10th Trip)
Content
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