Troubleshooting Guide - COMFORT-AIRE Century VMH09 SU Series Manual

Troubleshooting guide

OPERATION (RUN) indicator or
other indicators continue flashing.
If one of the following code appears on the
display area : E0,E1,E2,E3.....or P0,P1,P2,
Trouble
P3...., or F1,F2,F3.......
Fuse blows frequently or circuit breaker trips
frequently .
Other objects or water fall into the air conditioner.
Terrible odors are smelled or abnormal sounds
are heard.
Malfunctions
Unit does not Power cut
start
Fuse may have blown.
Battery in Remote controller may
have been exhausted.
The time you have set with timer
is incorrect.
Unit not cooling
Inappropriate temperature
or heating
setting.
(Cooling/ heating
models only)
Air filter is blocked.
room very well
Doors or Windows are open.
while air flowing
out from the air
Air inlet or outlet of indoor or
outdoor unit has been blocked.
conditioner
Compressor 3 minutes
protection has been activated.
If the trouble has not been corrected, please contact a local dealer or the nearest customer
service center. Be sure to inform them of the detailed malfunctions and unit model number.
Notes: Do not attempt to repair the unit yourself.
Always consult an authorized service provider.
Cause
14
14
User Manual - VMH 09/12/18/24 SU Series
TROUBLESHOOTING TIPS
The unit may stop operation or
continue to run in a safety condition
(depending on models). Wait 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.
Stop the air conditioner immediately,
disconnect the power and contact the
nearest customer service center.
What should be done?
Wait for power to be restored.
Replace the fuse.
Replace the battery.
Wait or cancel timer setting.
Set temperature correctly. For
detailed method please refer to
"Using remote control" section.
Clean the air filter.
Close the doors or windows.
Clear obstructions away first, then
restart the unit.
Wait.