Hitachi RAS-E08H2A Service Manual page 9

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NAMES AND FUNCTIONS OF EACH PART
REMOTE CONTROLLER
• This controls the operation of the indoor unit.
The range of control is about 7 meters. If indoor lighting is controlled electronically, the range of
control may be shorter, in some cases, the control signal may not be received.
This unit can be fixed on a wall using the fixture provided. Before fixing it, make sure the indoor unit
can be controlled from the remote controller.
• Handle the remote controller with care.
Dropping it or getting it wet may compromise its signal transmission capability.
• After new batteries are inserted into the remote controller, the unit will initially require approximately
10 seconds to respond to commands and operate.
● Signal emitting window/transmission sign
Point this window toward the indoor unit when controlling it.
The transmission sign blinks when a signal is sent.
● Display
This indicates the room temperature selected, current time, timer status,
function and intensity of circulation selected.
● START/STOP button
Press this button to start operation. Press it again to stop operation.
● AUTO SWING button
Controls the angle of the horizontal air deflector.
● FAN SPEED selector
This determines the fan speed. Every time you press this button, the intensity of
circulation will change from
(SILENT). (This button allows selecting the optimal or preferred fan speed for
each operation mode.)
● SLEEP button
Use this button to set the sleep timer.
● TEMPERATURE buttons
Use these buttons to raise or lower the temperature setting. (Keep pressed, and
the value will change more quickly.)
● TIME button
Use this button to set and check the time and date.
● RESET button
Press this button after the batteries are replaced or when some irregular
operation is found.
● FUNCTION selector
Use this button to select the operating mode. Every time you press it, the mode
will change from
to
(FAN) cyclically.
● FAN SPEED selector
● AUTO SWING button
● TIMER control
Use these buttons to set the timer.
● OFF-TIMER button
● ON-TIMER button
● RESERVE button
● CANCEL button
Precautions for Use
• Do not put the remote controller in the following places.
• In direct sunlight
• In the vicinity of a heater.
• Handle the remote controller carefully. Do not drop it on the floor, and
protect it from water.
• Once the outdoor unit stops, it will not restart for about 3 minutes (unless
you turn the power switch off and on or unplug the power cord and plug
it in again).
This is to protect the device and does not indicate a failure.
• If you press the FUNCTION selector button during operation, the device
may stop for about 3 minutes for protection.
(AUTO) to
(HI) to
(MED) to
(LOW) to
(AUTO) to
(HEAT) to
(DEHUMIDIFY) to
(COOL) and
Select the turn OFF time.
Select the turn ON time.
Time setting reservation.
Cancel time reservation.
– 6 –
VARIOUS FUNCTIONS
■ Auto Restart Control
• If there is a power failure, operation will be automatically restarted when the power is resumed with
previous operation mode and airflow direction.
(As the operation is not stopped by remote controller.)
• If you intend not to continue the operation when the power is resumed, switch off the power supply.
When you switch on the circuit breaker, the operation will be automatically restarted with previous
operation mode and airflow direction.
Note: 1. If you do not require Auto Restart Control, please consult your sales agent.
2. Auto Restart Control is not available when Timer or Sleep Timer mode is set.
AUTOMATIC OPERATION
The device will automatically determine the mode of operation, HEAT or COOL depending on the
initial room temperature. The selected mode of operation will change when the room temperature
varies.
Press the FUNCTION selector so that the display indicates the
(AUTO) mode of operation.
1
• When AUTO has been selected, the device will automatically
determine the mode of operation, HEAT or COOL depending
on the current room temperature.
• When AUTO is first selected, the device will determine the
current room temperature and select the proper operation
mode accordingly.
• When the air conditioner has adjusted the room's temperature
to the near preset temperature, it will begin to monitor
operation. If the room temperature subsequently changes,
the air conditioner will once again select the appropriate
operation (heating or cooling) to adjust the temperature to
the preset temperature. The monitoring operation range is
3°C relative to the preset temperature.
• If the mode automatically selected by the unit is not
satisfactory, manually change the mode setting (heat,
dehumidify, cool or fan).
Press the
START
Operation starts with a beep.
STOP
Press the button again to stop operation.
■ As the settings are stored in memory in the remote controller, you
only have to press the
You can raise or lower the temperature setting as necessary by
maximum of 3°C.
• The preset temperature and the actual room temperature may
vary somewhat depending on conditions.
Press the
(FAN SPEED) button to select AUTO, LOW and SILENT.
(START/STOP) button.
(START/STOP) button next time.
Press the temperature button and the temperature
setting will change by 1°C each time.
– 7 –

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