Panasonic CS-E9PKEA Service Manual page 77

15.4.17 H98 (Error Code Stored in Memory and no alarm is triggered / no TIMER LED
flashing)
Malfunction Decision Conditions
•
Indoor high pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is
operating in heating operation.
•
Phenomena: unit is stopping and re-starting very often in heating mode
Malfunction Caused
•
Indoor heat exchanger thermistor
•
Clogged air filter or heat exchanger
•
Over-bent pipe (liquid side)
Troubleshooting
77