Loading ...
Loading ...
Loading ...
Troubleshooting
Symptom
Diagnostic
Unit will not operate
Is there a power failure?
Has a switch been turned off, a circuit breaker tripped or a fuse blown?
Is the timer operating?
Are the batteries used in the remote controller exhausted?
Are the batteries used in the remote controller loaded properly?
Poor cooling or heating
performance
Are the air filters dirty?
Is air flow unrestricted in & out of indoor & outdoor units?
Are the temperature and mode settings correct?
Are the windows or doors left opened?
Is fan speed on high and louvers allowing maximum flow?
Is direct or strong sunlight shinning into the room in cooling operation?
Are there other heating apparatus or computers operating, or too many people in the room in
cooling operation?
Is the SILENCE function is activated? Under SILENCE operation, noise reduction is prioritized and
the air-conditioning performance may become lower.
Indicator lamps continue flashing
The unit may stop operation or continue to run in a safety condition (depending on models).
Waiting for about 10 minutes, the fault may be recovered automatically, if not, disconnect the
power and then connect it in again. If the problem still exists, disconnect the power and contact
the nearest customer service center.
Error code appears in the
indoor unit, such as: E0,E1,E2....
P1,P2,P3.....or F1, F2,F3.....
Before you call for or request servicing, troubleshoot a problem by performing following checks:
If the problem persists even if you perform these checks or
diagnostics, immediately stop operation and contact the authorized
service center. Be sure to inform them of the detailed malfunctions
and unit model number.
WARNING
caution
In the case of ANY of the following, turn off the unit
immediately
• Power cord is damaged or abnormally warm.
• Burning odours are smelled.
• Loud or abnormal sounds are heard.
• A power fuse blows or a circuit breaker trips frequently.
• Water or other objects fall into or out of the unit.
Do not attempt to correct these items yourself. Contact
a authorized service provider.
20 Troubleshooting
Loading ...
Loading ...
Loading ...