Panasonic CS-MRE7MKE Service Manual page 72

17.4.20. 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
• Faulty Outdoor PCB
• Faulty compressor
Troubleshooting
72