Troubleshooting; Check Before Contacting Service Center - Gree GWHD(48S)NM3DO Owner's Manual

Super Free Match Series

11 Troubleshooting

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Caution!
◆ In the event of abnormal conditions (like, stinky smell), please shut off the power supply
immediately and then contact the appointed service center; otherwise, the abnormal running
would damage the air conditioner and also would cause electric shock or fire hazard .
◆ Do not repair the air conditioning personally but instead contact the professionally skilled
personnel at the appointed service center, as the incorrect repair would cause electric shock or
fire hazard etc.
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11.1

Check before Contacting Service Center

Please check the following items before contacting the maintenance serviceman.
Conditions
The unit does not
run at all
The unit stops
soon after it starts
Cooling or heating
is abnormal
If the air conditioner still runs abnormally after the above check and handling, please contact
the local appointed service center and also give a description of the error occurred as well as the
model of the unit.
Causes
Broken fuse or breaker is off
Power off
Power supply plug is loose
The batteries voltage of the remote
controller is insufficient
Remote controller is out of the control
scope
Air inlet or outlet of indoor unit or
outdoor unit is blocked
Air inlet or outlet of indoor unit or
outdoor unit is blocked
Temperature setting is improper
Air speed is set too low
Improper airflow direction
Door or window is open
Under direct sunshine
Too many people in the room
Too many heat sources indoors
The filter screen is dirt or blocked
Replace the damaged fuse or
Restart the unit after power
Plug the power supply properly
Replace with new batteries
The distance shall be within 8m
Adjust the setting of remote
controller or wire controller
Adjust the setting of remote
controller or wire controller
Adjust the setting of remote
controller or wire controller
Close the door or window
Hang curtain or blinders over the
Reduce the heat sources
24
Corrective actions
close the breaker
supply resumes
Remove the obstacles
Remove the obstacles
window
Clean the filter screen