Gree Error Code C5: Jumper/PCB Malfunction
Warning: Your Gree HVAC system has encountered a jumper or PCB malfunction, causing it to display the C5 error code. It's safe to operate, but professional repair is needed.
How to Fix Gree Code C5
- Step 1: Turn off your HVAC system at the thermostat and the main power switch.
- Step 2: Contact a professional HVAC technician for repair. Do not attempt to open the unit or repair the PCB yourself.
How to Reset Gree Code C5
- Turn off the unit using the remote control or wall controller.
- Turn off the circuit breaker for the outdoor and indoor units. Wait 60 seconds.
- Restore power at the breaker.
- Turn the unit on with the remote control. If the error returns, the fault needs professional diagnosis.
What does C5 mean?
The C5 error code on your Gree HVAC system indicates a malfunction with the jumpers or printed circuit board (PCB). This could be due to a faulty component on the board, a broken jumper wire, or even a software issue. The system is still safe to operate, but it's important to have it checked out by a professional to prevent further damage or system failure.
Affected Models
Replacement Parts
| Part | OEM Number | Est. Cost |
|---|---|---|
| PCB Assembly | Gree 4606511000 | — |
Related Codes on Same Models
| Code | Description | Severity |
|---|---|---|
| E1 | High Pressure Protection | Warning |
| E2 | Anti-Freeze Protection | Warning |
| E3 | Low Pressure Protection | Warning |
| E4 | Compressor Discharge Temp Protection | Warning |
| E5 | Over-Current Protection | Warning |
| E6 | Communication Error Indoor/Outdoor | Warning |
| E7 | Mode Conflict | Warning |
| E8 | Anti-High Temperature Protection | Warning |
| E9 | Cold Air Prevention | Warning |
| F0 | Blower Temp Sensor Malfunction | Warning |