Mini Split Error Codes & Troubleshooting (Cooper&Hunter)

Follow along as we break down troubleshooting for the most common mini split error codes.

NOTE: Troubleshooting, maintenance, and repairs should be performed only by a licensed HVAC technician.

E3.........................00:21... Indoor Fan Motor Malfunction
88 Flashing..........00:50... Main Control Board or Fan Motor
88 Not Flashing...01:10... Display or Wifi Adapter
E1.........................01:28... Communication Error
-- or P5.................02:08... Mode Conflict
E4 or E5...............02:42... Sensor Malfunction
EE.........................03:20... Water Level Alarm Malfunction
F0 or P1...............03:44... Overvoltage or Undervoltage
P0 or P2...............04:10... IPM Board or Compressor
P6.........................06:00... Pressure Protection

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