Haier air conditioner | Edition: 20070116 |
E9: High work-intense protection
Electrify the machine again and turn it on with the remote controller, then check whether the wind temperature is below 65 and the malfunction is reported after the machine has run for some time?
No
Check whether the indoor unit blows poorly due to blocked filters or poor condition of the fan
No
Use some tools to measure the pressure of system
- 50 -
Yes
Yes
Yes
Check room temperature sensor. Methods is like E1
1)Clean the filters
2)Reinstall the fan.
The system is over charged with gas