Gree U-Match GU100W/A1-M, Руководство пользователя

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U-Match Series Duct Type Unit
44
NOTICE
：
①
. If you use remote control to turn off the unit and then immediately turn the
unit on again, compressor will need 3min to restart. Even if you press
“ON/OFF” button on the remote control, it won’t be started up right away.
②
. If there’s no display on the wired control, it’s probably because the
connection wire between the indoor unit and wired control is not
connected. Please check again.
4 Installation of Controller
Refer to the Installation Manual of the controller for more details.
5 Troubleshooting and Maintenance
5.1 Failures Not Caused by Faults of the AC
If your air-conditioning unit suffers from abnormal operation or failure, please
first check the following points before repair:
Failure
Possible Reasons
The unit cannot be
started.
1) The power supply is not connected.
2) Electrical leakage of air-conditioning unit causes
tripping of the leakage switch.
3) The operating keys are locked.
4) The control loop has failure.
The unit operates for a
while and then stops.
1) There is obstacle in front of the condenser.
2) The control loop is abnormal.
Poor cooling effect.
1) The air filter is dirty or blocked.
2) There is heat source or too many people inside the
room.
3) The door or window is open.
4) There is obstacle at the air intake or outlet.
5) The set temperature is too high.
6) There is refrigerant leakage.
7) The performance of room temperature sensor
becomes worse.
NOTICE:
Check the above items and adopt the corresponding corrective measures. If
the air conditioner continues to function poorly, please stop the air conditioner
immediately and contact Gree’s authorized local service center. Ask our
professional service staff to check and repair the unit.