Midea MHA-V6W/D2N8-B User Manual

M thermal Split
106 202004
Midea M thermal Split
Service Manual
Procedure 4.25.4
bH
Power supply problem. After 5
minutes of power-
off interval,
power on again and observe
whether it can be recovered.
Yes
Increase the power voltage to the
required range.
No
PED
1
board broken.
Yes
Replace PED PCB and power on again.
No
IPM module broken.
Yes
Replace IPM module and power on again.
Notes:
1. PED is port CN22 on the hydronic box main PCB (labeled 11 in Figure 4-2.7: MHA-V12(14,16)W/D2RN8-B outdoor unit inverter module ).
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Midea MHA-V6W/D2N8-B Specifications

General

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