Operation Indicator - Hitachi SJ Series Operation Manual

INDOOR UNIT INDICATORS

OPERATION INDICATOR

TEMPORARY SWITCH
Use this switch to start and stop when the remote controller does not work. [Use non-conductor stick (example
toothpick)]
By pressing the temporary switch, the operation is done in automatic operation mode.
●
When the operation is done using the temporary switch after the power source is turned off and turn on
●
again, the operation is done in automatic mode.
OPERATION LED
This LED lights during operation.
The OPERATION LED fl ashes/dimming in the following
cases during heating.
(1) During preheating
For about 2–3 minutes after starting up.
(2) During defrosting
Defrosting is performed about once every one hour
when frost forms on the heat exchanger of the outdoor
unit, for 5–10 minutes each time.
TIMER LED
This LED lights up when the timer is working.
FROST WASH LED
This LED lights when the Frost Wash function is in operation.
If the auto Frost Wash function is canceled and operation
is stopped, when the device is operated for a total of about
42 hours, the Frost Wash LED blinks to indicate that it is
time to operate the manual Frost Wash function.
(not applicable for Multi split connection)
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