Panasonic CS-S18JKQ - Page 65

65
14.4.21 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
Is outdoor fan motor operating?
When F95 indication ha
pp
ens
For safety reason and to prevent component
breakdown, always switch off the power
before remove and connect the component.
Check the outdoor unit installation
condition (during cooling or soft-dry
o
p
eration
•
Replace the outdoor fan motor.
NO
YES
Is there any improper heat radiation?
•
Replace compressor
•
Reinstall the outdoor unit
• Remove the obstacle(s)
•
Clean the outdoor heat exchange
r
Check the outdoor pipe temperature
sensor.
Does it conform to the sensor
characteristic charts?
•
Replace outdoor unit PCB
YES
NO
YES
NO