Before Calling For Service - Sharp UHL Series Operation Manual

BEFORE CALLING FOR SERVICE

The following conditions do not denote
equipment malfunctions.
UNIT DOES NOT OPERATE
The unit will not operate if it is turned on im-
mediately after it is turned off. The unit will not
operate immediately after the mode is changed.
This is to protect the unit. Wait 3 minutes before
operating the unit.
ODORS
Carpet and furniture odors that entered into the
unit may be sent out from the unit.
CRACKING NOISE
This sound is generated by the friction of the
unit expanding or contracting due to a tempera-
ture change.
MIST SEEN AT INDOOR AIR OUTLET
In cooling operation, this is caused by the differ-
ence between the room air temperature and the
air discharged.
THE OUTDOOR UNIT DOES NOT STOP
After stopping the operation, the outdoor unit
will rotate its fan for about a minute to cool
down the unit.
SWISHING NOISE
The soft, swishing noise is the sound of the
(For UHL models only)
ODOR EMITTED FROM THE
PLASMACLUSTER AIR OUTLET
This is the smell of ozone generated from
the Plasmacluster Ion generator. The ozone
concentration is very small, posing no adverse
effect on your health. The ozone discharged
into the air rapidly decomposes, and its density
in the room will not increase.
A LOW BUZZING NOISE
This is a sound of the unit generating Plasma-
cluster ions.
Check the following points before call-
ing for service.
The unit does not operate
• Check if the circuit breaker has tripped or the
fuse has blown.
The unit does not cool effectively
•
• Check the outdoor unit to make sure nothing
is blocking the air inlet or outlet.
• Check the thermostat is proper setting.
• Make sure windows and doors are closed
tightly.
The unit does not receive the remote
control signal
• Check whether the remote control batteries
have become old and weak.
• Try to send the signal again with the remote
control pointed properly towards the unit's
signal receiver window.
• Check whether the remote control batteries
are installed properly.
Please call for service when OPERA-
TION lamp and TIMER lamp on the unit
blink.
EN-12