Error Code Diagnostics - Gree GWH12TB-D3DNA1A Installation, Service & Troubleshooting

C5 Error Code
C5
Jumper Cap Malfunction
Status:
Wireless remote will not send command to
indoor unit.
Start Troubleshooting
Is there a jumper cap on the
controller?
Yes
Is the jumper cap
inserted correctly?
Yes
Replace the jumper
Is system
operating properly
Replace the main
control board
End Troubleshooting
78

Error Code Diagnostics

No
No
cap
Yes
No
1. No jumper cap inserted on board
2. Jumper cap not fully seated
3. Jumper cap damaged
4. Bad control board
Install a matching
jumper cap
Yes
Is system
operating properly
Re-insert the jumper
cap
No
Is system
operating properly
Picture of jumper cap
Yes
Yes