Hitachi RAC-50WXA, Operation Manual, Page: 3 / 281

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ENGLISH
PRECAUTIONS DURING OPERATION
O
Do not attempt to operate the unit with wet hands, this could cause fatal
accident.
O
When operating the unit with burning equipments, regularly ventilate the
room to avoid oxygen insuf ciency.
O Do not direct the cool air coming out from the air-conditioner panel to face
household heating apparatus as this may affect the working of apparatus
such as the electric kettle, oven etc.
O
Do not use any aerosol or hair sprays near the indoor unit. This chemical
can adhere on heat exchanger n and blocked the evaporation water ow
to drain pan. The water will drop on tangential fan and cause water splashing
out from indoor unit.
O Please ensure that outdoor mounting frame is always stable, rm and
without defect. If not, the outdoor unit may collapse and cause danger.
O Do not splash or direct water to the body of the unit when cleaning it as
this may cause short circuit.
O
When operating the unit with the door and windows opened, (the room humidity is always above
80%) and with the air de ector facing down or moving automatically for a long period of time,
water will condense on the air de ector and drips down occasionally. This will wet your furniture.
Therefore, do not operate under such condition for a long time.
O
If the amount of heat in the room is above the cooling or heating capability of the unit (for
example: more people entering the room, using heating equipments and etc.), the preset room
temperature cannot be achieved.
O
This appliance is not intended for use by young children or in rm persons unless they have been
adequately supervised by a responsible person to ensure that they can use the appliance safely.
O
Young children should be supervised to ensure that they do not play with the appliance.
O
Do not climb on the outdoor unit or put objects on it.
O
Please switch off the unit and turn off the circuit breaker during cleaning,
the high-speed fan inside the unit may cause danger.
O Turn off the circuit breaker if the unit is not to be operated for a long period.
C
A
U
T
I
O
N
O
The product shall be operated under the manufacturer speci cation and
not for any other intended use.
O Do not put water container (like vase) on the indoor unit to avoid water
dripping into the unit. Dripping water will damage the insulator inside the
unit and causes short-circuit.
O
Do not place plants directly under the air ow as it is bad for the plants.
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RAK-50PXA-RAC-50WXA (EN2).indd 3 3/28/13 12:41 PM