Midea MHA-V6W/D2N8-B User Manual

M thermal Split
202004 89
Notes:
1. If the fan motor is running and the DC voltage between terminals P and N on inverter module declined, Relay on the main control board of outdoor unit is
open.
2. When replacing an inverter module, a layer of thermally conductive silica gel should be painted on IPM module (on the reverse side of the inverter module
PCB). Refer to Figure 4-4.2.
Figure
4
-
4.
4
:
Relay location of
main PCB for refrigerant system
Single phase 4/6/8/10k
W
unit
Single phase
12
/
14
/
16
k
W
unit
Relay
L5/L8/L9 troubleshooting 4.20.8
L5/L8/L9
The wire is not connected properly
NO
Ensure wire is connected properly
Yes
Inverter module PCB has malfunctioned
Yes
Replace inverter module PCB
1
No
Replace the compressor
1. When replacing an inverter module, a layer of thermally conductive silica gel should be painted on IPM module
(on the
reverse side of the inverter module PCB). Refer to Figure 4-4.2.
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Midea MHA-V6W/D2N8-B Specifications

General

Brand	Midea
Model	MHA-V6W/D2N8-B
Category	Air Conditioner
Language	English