Panasonic CS-PS9JKT

61
14.4.18 F93 (Compressor Rotation Failure)
Malfunction Decision Conditions
A compressor rotation failure is detected by checking the compressor running condition through the position
detection circuit.
Malfunction Caused
• Compressor terminal disconnect
• Outdoor PCB malfunction
Troubleshooting
Normal?
When F93 indication ha
pp
ens
For safety reason and to prevent component
breakdown, always switch off the power
before remove and connect the component.
Turn off power supply. Disconnect U, V
and W wires
• IPM defective
•
Replace outdoor unit PCB
NO
YES
Check with inverter checker.
•
Replace compressor