Panasonic CS-S9TKV Service Manual page 119

15.4.23 F95 (Cooling High Pressure Abnormality)
Malfunction Decision Conditions
During operation of cooling, when outdoor unit heat exchanger high temperature data (61°C) is detected by the
outdoor pipe temperature sensor.
Malfunction Caused

Outdoor pipe temperature rise due to short circuit of hot discharge air flow.

Outdoor pipe temperature rise due to defective of outdoor fan motor.

Outdoor pipe temperature rise due to defective outdoor pipe temperature sensor.

Outdoor pipe temperature rise due to defective outdoor unit PCB.
Troubleshooting
When F95 indication happens
Check the outdoor unit installation
condition (during cooling or soft-dry
operation).
Is there any improper heat radiation?
Is outdoor fan motor operating?
Check the outdoor pipe temperature
sensor.
Does it conform to the sensor
characteristic charts?
YES
NO
NO
YES
NO
YES
For safety reason and to prevent component
breakdown, always switch off the power
Caution
before remove and connect the component.
Reinstall the outdoor unit
Remove the obstacle(s)
Clean the outdoor heat exchanger
Replace the outdoor fan motor.
Replace compressor
Replace outdoor unit PCB
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