The followings are not malfunction
Water flowing
sound is heard.
When the air conditioner is started, when the compressor starts or
stops during operation or when the air conditioner is stopped, it
sometimes sounds "shuru shuru "or" gobo gobo". It is the flowing
sound of the refrigerant, and it is not a trouble.
Cracking sound is heard.
It smells.
This is caused by heat expansion or contraction of plastics.
Air which blows out from the indoor unit sometimes smells.
The smell results from residents of tobacco smoke or cosmetics stuck
inside of unit.
During operation,
white fog comes
out of indoor
unit.
It is switched into the FAN
mode during cooling.
The air condi-
tioner can not
be restarted
soon after it
stops.
Air does not blow or the fan
speed can not be changed
during dehumidifying.
Water or steam generates
from the outdoor unit during
heating.
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When the air conditioner is used at restaurant etc. where dense edible
oil fume is always exists, white fog sometimes blows out of air outlet
during operation.
In this case consult sales dealer for cleaning the heat exchanger.
To prevent frost from being accumulated on the indoor unit heat ex-
changer, it is sometimes automatically switched to the FAN mode
but it will soon return to the cooling mode.
Even if the operation switch is turned on, cooling
*
dehumidifying or heating is not operable for three
minutes after the air conditioner is stopped. Because
the protecting circuit is activated.
(During this time air conditioner operates in fan mode.)
When it is excessively cold during dehumidifying, the blower auto-
matically repeats reducing and lowering the fan speed.
This results when frost accumulated on the outdoor unit is removed
(during defrosting operation).
Shuru
Shuru
19
