Hitachi SPX-RCDB User manual

1
Remote Controller Manual
Remote Controller manual Page 1~11
To obtain the best performance and ensure years of trouble free use, please read this instruction manual completely.
MODEL
SPX-RCDB
(RAR-5G2)

2
PRECAUTIONS FOR USE
● In case of power failure happen, Wired Remote Controller may not show current operating mode when power
comes back. However unit will continue to operate at previous setting mode.
● It is not recommended to use both Wireless Remote Controller and Wired Remote Controller at the same
time.
● Some features of Wireless Remote Controller are not available when use Wired Remote Controller as mentioned
below:
● Powerfull
● Information
● One touch clean
● Leave home
● Powerfull
● Information
● One touch clean
● Leave home
● Powerfull
● Information
● One touch clean
● Leave home
● Powerfull
● Information
● One touch clean
● Leave home
● Powerfull
● Information
● One touch clean
● Leave home
Standard Wireless Remote Controller Features not available on Wired Remote Controller
RAR-5E1
RAR-5E2
RAR-5E3
RAR-5E4
RAR-5E5
● Silent
● Weekly timer
● Auto swing (horizontal)
● Silent
● Weekly timer
● Silent
● Weekly timer
● Air purify
● Silent
● Weekly timer
● Extended
● Silent
● Weekly timer

3
ENGLISH
NAMES AND FUNCTIONS OF REMOTE CONTROLLER
■ This controls the operation function and timer setting of the room air conditioner.
Precautions for Use
O Do not put the remote controller in the following places.
O Under direct sunlight.
O In the vicinity of a heater.
O Handle the remote controller carefully. Do not drop it on the ß oor, and protect it from water.
O 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.
O If you press the MODE SELECTOR button during operation, the device may stop for about 3 minutes
for protection.
OPERATION LAMP
START/STOP Button
Press this button to start operation.
Press it again to stop operation.
Transmission Sign
The transmission sign blinks
when a signal has been
send.
RESET SWITCH
ROOM TEMPERATURE
Setting Button
Room temperature setting.
Value will change quicker
when keep pressing.
CANCEL Button
Cancel timer reservation.
FAN SPEED Button
This determines the fan
speed. Every time you press
this button, the intensity of
circulation will change from
(AUTO) to (HIGH)
to (MED) to (LOW)
to (SILENT)(This button
allows selecting the optimal
or preferred fan speed for
each operation mode).
MODE SELECTOR Button
Use this button to select the
operating mode. Every time you
press it, the mode will change
from (AUTO) to (HEAT)
to (DEHUMIDIFY) and to
(COOL) cyclically.
SLEEP Button
Use this button to set the sleep
timer. ( Page 10)
SET Button
Timer setting reservation.
OFF TIMER Button
Select the turn OFF timer.
ON TIMER Button
Select the turn ON timer. AUTO SWING Button
Controls the angle of the
horizontal air deß ector.

4
AUTOMATIC OPERATION
The device will automatically determine the mode of operation, HEAT or COOL depending on the current
room temperature. The selected mode of operation will change when the room temperature varies.
■ As the settings are stored in memory in the remote controller,
you only have to press the (START/STOP) button next time.
Press the MODE selector button so that the display indicates
the (AUTO) mode of operation.
OWhen AUTO has been selected, the device will automatically
determine the mode of operation, HEAT or COOL depending
on the current room temperature. However the mode of
operation will not change when indoor unit is connected
to multi type outdoor unit.
O If the mode automatically selected by the unit is not
satisfactory, manually change the mode setting (HEAT,
DEHUMIDIFY or COOL).
1
START
STOP
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.
(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.
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.
Press the (FAN SPEED) button to select AUTO, HIGH, MED, LOW
or SILENT.
Press the (START/STOP) button.
Operation starts.
Press the button again to stop operation.
2
Set the desired FAN SPEED with the (FAN SPEED) button (the
display indicates the setting).
    (AUTO) (HIGH) (MED)
(SILENT) (LOW)

5
ENGLISH
HEATING OPERATION
● Use the device for heating when the outdoor temperature is under 21°C.
When it is too warm (over 21°C), the heating function may not work in order to protect the device.
● In order to maintain reliability of the device, please use this device when outdoor temperature is above
15°C
Press the MODE SELECTOR button so that the display indicates
(HEAT).
Set the desired FAN SPEED with the (FAN SPEED) button
(the display indicates the setting).
Set the desired room temperature with the ROOM TEMPERATURE
setting button (the display indicates the setting).
The temperature setting and the actual room temperature may
vary depending on conditions.
Press the (START/STOP) button. Heating operation starts.
Press the button again to stop operation.
1
2
3
START
STOP
 (AUTO)   (HIGH) (MED)
(SILENT) (LOW)
Q As the settings are stored in the memory of the remote controller, you
only have to press the (START/STOP) button next time.
Q During AUTO fan, the fan speed automatically changes as below:
O When the difference between room temperature and setting temperature
is large, fan starts to run at HI speed.
O After room temperature reaches the preset temperature, fan speed
will be changed to lower speed to obtain optimum room temperature
condition for natural healthy heating.
Defrosting will be performed about once an hour when frost forms on the heat exchange of the outdoor unit,
for 5~10 minutes each time.
During defrosting operation, the operation lamp blinks in a cycle of 3 seconds on and 0.5 second off.
The maximum time for defrosting is 20 minutes.
However, if the indoor unit is connected to multi type outdoor unit, the maximum time for defrosting is 15
minutes.
(If the piping length used is longer than usual, frost is likely to form.)
Defrosting

6
DEHUMIDIFYING OPERATION
Use the device for dehumidifying when the room temperature is over 16°C.
When it is under 15°C, the dehumidifying function will not work.
Set the desired room temperature with the ROOM TEMPERATURE
setting button (the display indicates the setting).
The range of 20-26ûC is recommended as the
room temperature for dehumidifying.
Press the (START/STOP) button. Dehumidifying operation
starts. Press the button again to stop operation.
■ As the settings are stored in the memory in the remote controller, you
only have to press the (START/STOP) button next time.
START
STOP
Press the MODE SELECTOR button so that the display indicates
(DEHUMIDIFY).
Press (FAN SPEED) button to select SILENT or LOW fan
speed.
Q Dehumidifying Function
O When the room temperature is higher than the temperature setting: The device will dehumidify the room,
reducing the room temperature to the preset level.
When the room temperature is lower than the temperature setting: Dehumidifying will be performed at the
temperature setting slightly lower than the current room temperature, regardless of the temperature setting.
O The preset room temperature may not be reached depending on the number of people present in the room
or other room conditions.

7
ENGLISH
COOLING OPERATION
Use the device for cooling when the outdoor temperature is 10 ~ 43°C.
If indoor humidity is very high (80%), some dew may form on the air outlet grille of the indoor unit.
Press the MODE SELECTOR button so that the display indicates
(COOL).
Set the desired FAN SPEED with the (FAN SPEED) button
(the display indicates the setting).
Set the desired room temperature with the ROOM TEMPERATURE
setting button (the display indicates the setting).
The temperature setting and the actual room temperature may
vary depending on conditions.
Press the (START/STOP) button. Cooling operation starts.
Press the button again to stop operation. The cooling function
does not start if the temperature setting is higher than the current
room temperature (even though the (OPERATION) lamp lights).
The cooling function will start as soon as you set the temperature
below the current room temperature.
START
STOP
 (AUTO)   (HIGH) (MED)
(SILENT) (LOW)
Q As the settings are stored in the memory of the remote controller, you
only have to press the (START/STOP) button next time.
Q During AUTO fan, the fan speed automatically changes as below:
O When the difference between room temperature and setting
temperature is large, fan starts to run at HI speed.
O After room temperature reaches the preset temperature, fan speed
will be changed to lower speed to obtain optimum room temperature
condition for natural healthy cooling.

8
LEAVE HOME(LH) AND CLEAN (ONE TOUCH CLEAN) OPERATIONS
OLeave Home (LH) and CLEAN(One Touch Clean) operations activation buttons are not available on this device.
The operations shall be activated by wireless remote controller.
O Please refer to wireless 'Remote Controller Manual' to activate the operations.
NOTE
O If or is displayed on the wired remote controller display, the unit will operate Leave Home
(LH) operation mode or CLEAN (One Touch Clean) which shall be activated by wireless remote controller.
OPush start/stop button to stop Leave Home (LH) or CLEAN (One Touch Clean) operation.
AUTO SWING OPERATION
VERTICAL SWING
Q To start Vertical Auto Swing
Q To cancel Vertical Auto Swing
O Press AUTO SWING button. The deß ector(s) will start to swing up
and down.
O Press AUTO SWING button again. The deß ector(s) will stop in the
current position.
NOTE
ODuring cooling and dehumidifying operation, do not keep the deß ectors swinging or in the lower position
(in the case of vertical auto swing) for a long time. It may cause dew condensation on the deß ectors.

9
ENGLISH
TIMER RESERVATION
■ ON Timer and OFF Timer are available.
1OFF TIMER setting
● Select the OFF TIMER by pressing the (OFF)
Button.
● Setting timer will change according to the below
sequence when you press the button.
● The value change quicker if you keep pressing the
button.
OFF Timer Reservation
■ Operation stop at setting timer
2Press the (SET) button
● OFF TIMER is reserved.
● The (OFF) Mark starts lighting instead of blinking.
1ON TIMER setting
● Select the ON TIMER by pressing the (ON)
Button.
● At the beginning of setting, timer is set to 6 hours.
● Setting timer will change according to the below
sequence.
● The value change quicker if you keep pressing the
button.
ON Timer Reservation
1Press the (CANCEL) button
● As the timer settings are stored in remote controller
memory, you only have to press the (SET) button
in order to use the same setting next time.
CANCELLATION of Timer Reservation
2Press the (SET) button
● ON TIMER is reserved.
● The (ON) Mark starts lighting instead of blinking.
■ Oper at ion w ill s ta rt f o r set ting
temperature at setting timer (The
starting time may different depend
on the room temperature and set
temperature).
0.5 hour interval 1 hour interval
0.5 hour interval 1 hour interval

10
HOW TO SET THE SLEEP TIMER
Mode
Sleep timer
Indication
1 hour 2 hours 3 hours 7 hours
Sleep timer off
4 4 44
1
Sleep Timer: The device will continue working for the designated
number of hours and then turn off.
Press the SLEEP button.
The timer information will be displayed on the remote controller.
How to Cancel Reservation
Press the (CANCEL) button. The and (RESERVED) sign goes out.
Example: Setting 3 hours
sleep timer.
Explanation of the sleep timer
The device will control the FAN SPEED and room temperature
automatically so as to be quiet and good for people’s health.
● If you set the sleep timer after the off or on-timer has been
set, the sleep timer becomes effective instead of the off or
on-timer set earlier.
● You can not set other timer during sleep timer operation.
● After sleep timer time is up and when press sleep button
again, the sleep timer will be set as last setting.
● Sleep timer effective only once.
NOTE

11
ENGLISH
INSTALLATION OF WIRED REMOTE CONTROLLER
1. When connecting the wires via the wall’s
recessed slot;
Á Fix the bottom casing to the wall by
provided screw.
Á Assemble the top casing to the fixed
bottom casing.
(Refer to the illustration below for detail
installation)
Lead wires (3 strands)
are inserted through and
fastened via a rib-clip
Location of wall
mounting screw
Lead wires connector Wires
Wires
Lead wires
connector
Wall recessed wiring installation (Supplied)
Wall mounting screws (2 pieces to be used) (provided)
Inside top wiring installation (Alternative)
Wires
Wires
Lead wires
(3 strands)
Lead wires
connector
Wiring installation illustrations
2. When the wires to be connected from the inside top portion
of top casing;
Á Break off a perforated aperture located at the top portion
of the bottom casing by nipper. Smoothen the aperture
by cutter.
Fix the bottom casing to the wall by provided screw.
Á Connect the wires to the lead wires connector.
Á Mount the wires through the provided slot on top casing.
Á Assemble the top casing to the Þ xed bottom casing
(Refer to the illustration below for detail installation)
Wall
mounting
screws
(2 pieces)
(provided)
(a) Connection to the electrical box;
● Remove the cover of electric box
● Connect the connector of wired remote controller to CN1102 of electrical board
● Assemble back the cover of electrical box
(b) Wiring installation for wired remote controller (2 methods);
● Wired remote controller casing can be opened by pressing the slots with minus screw driver (see below
diagram)
● Decide the Þ xing location of remote controller so that the length of wire shall be within 15 meters.
CAUTION
!● Do not cut the provided wire. Excess wire should be properly wound and Þ tted at safe
place.
● Do not join the wire with additional wire.
Top casing
Bottom casing

12
MEMO
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