Midea V6R VRF Series Service Manual page 137

V6R VRF 50Hz
Procedure
The capacity set on switch ENC2 on the
outdoor main PCB and the capacity given
on the unit's nameplate do not match
Some power wires or communication
wires of fan module are not connected
The fan motor is blocked or has failed
The power supply is abnormal
Replace the fan module resolves the
Replace the outdoor main PCB
136
P9 / H9
No
properly
No
No
No
error
No
Ensure the setting on switch ENC2
Yes
matches the unit capacity given on the
unit's nameplate
Ensure power and communication wires
Yes
are connected properly
Remove obstruction or replace the fan
Yes
Yes
Check the power supply equipment
motor