Air Conditioner Service Manual
38
11.3.3
Display E3, E7
Reasons:
1)
Outdoor pipe temp sensor, outdoor temp sensor & exhaust temp sensor connection terminal loose or not
plugged in.
Solution:
Check the connecter of sensor and slot, if loose or not plugged in, please connect again.
2)
Outdoor pipe temp sensor, outdoor temp sensor & exhaust temp sensor damage (short or broken).
Solution:
Check and replace the sensor.
3) Outdoor PCB damage.
Solution:
Check and replace the outdoor PCB.
11.3.4 Display E8
Reasons:
1)
Outdoor discharge pipe temp sensor connection terminal loose or not plugged in.
Solution:
Check the connecter of sensor and slot, if loose or not plugged in, please connect again.
2)
Outdoor pipe temp sensor damage.
Solution: Check and replace the sensor.
3) Outdoor PCB damage.
Solution: Check and replace the outdoor PCB.
11.3.5
Display E0,E5
Reason
:
Indoor / outdoor communication damage.
Solution:
1) Check if the indoor and outdoor connections are correct. The terminal L and N which connect to indoor
unit shall correspond to each other on indoor and outdoor units. Measure the voltage on outdoor
Fail
OK
Fail
OK
Содержание WM 09K
Страница 15: ...Air Conditioner Service Manual 14 6 Wiring diagram INDOOR UNIT Wall split type Cassette Duct type ...
Страница 16: ...Air Conditioner Service Manual 15 OUTDOOR UNIT ONE TO 2 TYPE ONETO 3TYPE ...
Страница 17: ...Air Conditioner Service Manual 16 ONE TO 4 TYPE ...
Страница 23: ...Air Conditioner Service Manual 22 CASSETTE TYPE INDOOR UNIT ...