Common Malfunction And Troubleshooting; Check Before Contacting Service Center - Gree GMV5 Compact Series Owner's Manual

6 Common Malfunction and Troubleshooting

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

6.1 Check before Contacting Service Center

Conditions
The unit does not run
The unit stops soon after it
starts
Abnormal cooling or
heating
GM V5 Compact Series VRF Outdoor Unit
Causes
Broken fuse or opened breaker.
Power off.
Power supply plug is loose.
Insufficient energy of remote controller.
Remote controller out of the control scope.
Clogged air intake/outlet of indoor/outdoor
unit.
Clogged air intake/outlet of indoor/outdoor
unit.
Improper temperature setting.
Too low set of fan speed.
Incorrect airflow direction
Opened door or window.
Direct sunlight.
Too much people in the room.
Too much heat sources in the room.
Dirty filter screen.
Change the fuse or close the breaker.
Restart the unit when power on.
Plug the power supply properly.
Change new battery.
Keep the control distance within 8
meters
Clear the obstacle.
Clear the obstacle.
Adjust the setting of wireless remote
controller or wired controller.
Adjust the setting of wireless remote
controller or wired controller.
Adjust setting at wireless remote
controller or wired controller
Close the door or window.
Hang a curtain or blinds over the
window.
Reduce heat sources.
Clean the filter screen.
27
Corrective Actions