Midea MHA-V6W/D2N8-B User Manual

M thermal Split
58 202004
Midea M thermal Split
Service Manual
4.5 E3, E4, H2, H3, Ed, HA, H5, H9, Eb, E7,Ec Troubleshooting
Digital display output 4.5.1
Description 4.5.2
E3 indicates final outlet water temperature sensor error
E4 indicates a domestic hot water tank temperature sensor error.
H2 indicates a water side heat exchanger refrigerant outlet (liquid pipe) temperature sensor error.
H3 indicates a water side heat exchanger refrigerant inlet (gas pipe) temperature sensor error.
Ed indicates a water side heat exchanger water inlet temperature sensor error.
HA indicates a water side heat exchanger water outlet temperature sensor error.
H5 indicates a room temperature sensor error.
H9
indicates a circuit 2 water outlet temperature sensor error.
Eb indicates solar panel temperature sensor error
E7 indicates balance tank upper temperature sensor error
Ec indicates
balance tank nether temperature sensor error
M thermal Split stops running.
Error code is displayed on hydronic box main PCB and user interface.
Possible causes 4.5.3
Temperature sensor not connected properly or has malfunctioned.
Damaged hydronic box main PCB.
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Midea MHA-V6W/D2N8-B Specifications

General

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