Hitachi RAS-20CNHZ2 Service Manual page 28

FOR USER'S INFORMATION
The Air Conditioner And The Heat Source In The Room
! Caution
If the amount of heat in the room is above the cooling
capability of the air conditioner (for example: more
people entering the room, using heating equipments
and etc.), the preset room temperature cannot be
achieved.
When the power is resumed after a power failure,
the indoor unit will still remain "OFF". To operate the
unit, please press the "ON/OFF" button again.
When the indoor unit is not to be used for a long
period of time, please switch off the power from the
mains. If the power from mains remains "ON", the
indoor unit still consumes about 8W in the operation
control circuit even if it is in "OFF" mode.
Warning
!
To protect the whole unit during lightning, please
stop operating the unit and remove the plug from the
socket.
After Power Failure
Not Operating For A Long Time
When Lightning Occurs
– 27 –
After power
failure
Operate
OFF