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When Trouble Happens
1. Error display
Indoor unit malfunction display code
Please keep this manual carefully and safely.
Outdoor unit malfunction display code
When the wire remote controller display E1,Can check the outdoor unit control board LED1 or outdoor
unit malfunction display code to sure outdoor unit malfunction.
Indoor unit malfunction Display code
Float switch or water motor abnormal E0
Outdoor unit abnormal E1
Liquid temperature sensor is abnormal
E3
Gas temperature sensor is abnormal
E4
Indoor unit adress abnormal
(Firstly you saw E5 in controller LCD,
and then the failure code is changed
from E5 to E9)
E5
The communication with electronic
expansion box is abnormal
E7
The communication between the
wire remote controller and indoor
unit control board is abnormal
E8
The communication between indoor
and outdoor unit is abnormal
E9
Water temp. sensor is abnormal (Only
used for the twin energy source function)
E0
Display codeIndoor unit malfunction
Remote controller Timer and Operation indicator malfunction code
When the unit running, Timer indicator flash stand for indoor unit malfunction
When the operation indicator flashing stand for outdoor unit malfunction,Operation indicator flashing
times can't determinant outdoor unit malfunction ,You must check the outdoor unit control board LED1
flashing times or outdoor unit malfunction display code to sure outdoor unit malfunction.
Others malfunction manual plese read the outdoor unit manual.
E6
Indoor unit EEPROM data is abnormal
Timer indicator
Flashing times
Indoor unit malfunction
Flashing once
The liquid tube temperature sensor is abnormal
Flashing twice
The gas tube temperature sensor is abnormal
Flashing 3 times The environment temperature sensor is abnormal
Flashing 4 times The communication with outdoor unit is abnormal
Flashing 5 times
The ommunication with the electronic expansion valve control board is abnormal
Flashing 10 times
Indoor unit PG fan motor is abnormal
Flashing 11 times
Indoor unit water overflow or float switch is abnormal
Flashing 12 times Indoor unit EEPROM data is abnormal
Flashing 15 times Water temp. sensor is abnormal
£¤Only used for the twin energy source function£'