Gree GVC48ALXL-M3NTC7A - Page 59

56
Installation and Maintenance
Service Manual
Outdoor unit
9. Malfunction of Protection of Outdoor unit Jumper Cap C4
Start
Is there jumper cap on the mainboard?
Is the jumper cap inserted correctly
and tightly?
Replace the jumper cap with
the same model
Appearance of the
jumper cap
Assemble the jumper
cap with the same model
Insert the jumper
cap tightly
Is malfunction
eliminated
Is malfunction
eliminated
Is malfunction
eliminated
Replace the mainboard
with the same model
End
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No