Gree GWH09MA-K3NNA3F Service Manual page 59

(3) Jumper cap malfunction (C5)
56
Start
Is there jumper cap on the
controller?
yes
no
Is
the jumper cap inserted
correctly and
tightly?
yes
no
Replace it with a jumper
cap of the same model
Malfunction is
eliminated.
no
Replace the control
panel
End
no
Please install a
correct jumper
cap
Malfunction is
eliminated.
no
Insert the
jumper cap
tightly
Malfunction is
yes
eliminated.
yes
yes
Troubleshooting