Hitachi RAS-5182CH Service Seite 70

Heating operation
Air does not come out when
starting a heating opera-
ootion,
It is not-a trouble.The fan When starting the operation,
-is stopped to avoid cold the heat exchanger is cold
wind. ~ ~ and, therefore, the fan is
a stopped. Wait for 2-3 minutes.
Air does not come out
sometimes while in a heat-
ing operation
Defrosting is on. Wait for 5-
10. minutes. until the out-
door unit is defrosted.
The heating operation
starts with a LO fan speed
for 30 seconds. If the fan
speed is set to HI, the op-
eration starts with LO fan
speed, followed by MED
fan speed for 30 seconds
and then by HI fan speed.
The fan speed is set to "HI"
or "MED" but the heating
operation starts with a LO
fan speed.
The operation stops during
a heating operation while
the room temperature is set
at "30".
If a heating operation is
performed when the exte-
rior temperature is high, the
operation may stop to pro-
tect the equipment.
It is not a trouble.
When heating, the outdoor
fan is stopped to avoid
excessive pressure rise.
The outdoor fan does not
move at a heating operation
by the service switch.
EY of oY
affirmative, defrosting is performed before
stopping the operation.
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