Hitachi RAS-25CNH2 Service Manual page 8

OPERATION INDICATOR
POWER SWITCH
INDOOR UNIT INDICATORS
TEMPORARY SWITCH
Use this switch to start and stop when the remote
controller does not work.
By setting the temporary switch, the operation is done
G
in previously set operation mode.
When the operation is done using the temporary switch
G
after the power source is turned off and turn on again,
the operation is done in automatic mode.
OPERATION LAMP
This lamp lights during operation.
The OPERATION LAMP flashes in the following cases
during heating.
(1) During preheating
For about 2–3 minutes after starting up.
(2) During defrosting
Defrosting will be performed about once an hour
when frost forms on the heat exchanger of the
outdoor unit, for 5–10 minutes each time.
TIMER LAMP
This lamp lights when the timer is working.
SIGNAL RECEIVER
There will be a beep sound when this receiver receives
signal from remote controller.
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