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Packed valve handling precautions
• Open the valve stem all the way out, but do not try to open it beyond the stopper.
• Securely tighten the valve stem cap with torque in the following table:
Gas side
50 to 62 N·m
(Ø12.70 mm)
(5.0 to 6.2 kgf·m)
Gas side
30 to 42 N·m
(Ø9.52 mm)
(3.0 to 4.2 kgf·m)
Liquid side
16 to 18 N·m
(Ø6.35 mm)
(1.6 to 1.8 kgf·m)
9 to 10 N·m
Service port
(0.9 to 1.0 kgf·m)
Wiring Connection
1. Remove the valve cover from the outdoor unit.
2. Connect the connecting cable to the terminals as identifi ed with their
respective matched numbers on the terminal block of indoor and outdoor
unit.
3. When connecting the connecting cable to the outdoor unit terminals, make
a loop as shown in the installation diagram of indoor and outdoor unit to
prevent water coming in the outdoor unit.
4. Insulate the unused cords (conductors) from any water coming in the
outdoor unit. Proceed them so that they do not touch any electrical or metal
parts.
Gas Leak Test
Valve cover
Electric parts
cover
Check places for the outdoor unit.
Setting of Remote Control
Selector Switch
When two indoor units are installed in the separated rooms, it is not
necessary to change the selector switches.
Remote control selector switch
• When two indoor units are installed in the same room or adjacent two
rooms, if operating a unit, two units may receive the remote control
signal simultaneously and operate. In this case, the operation can be
preserved by setting either one indoor unit or remote control to B set-
ting. (Both are set to A setting in factory shipment.)
• The remote control signal is not received when the settings of indoor
unit and remote control are different.
• There is no relation between A setting/B setting and A room/B room
when connecting the piping and cables.
Remote Control A-B Selection
To separate using of remote control for each indoor unit in case of 2 air
conditioner are installed nearly.
Remote Control B Setup.
1. Press RESET button on the indoor unit to turn the air conditioner ON.
2. Point the remote control at the indoor unit.
The hexagon wrench
is required.
OTHERS
OTHERS
Check places for
the indoor unit.
• Check the fl are nut connections
for the gas leak with a gas leak
detector or soap water.
Stripping length of the connecting cable
Terminal block
100 mm
Earth line
10 mm
Connecting cable
10 mm
50 mm
CAUTION
• Wrong wiring connection may cause some electrical parts burn out.
• Be sure to comply with local cords on running the wire from indoor unit
to outdoor unit (size of wire and wiring method, etc.).
• Every wire must be connected fi rmly.
NOTE
: Connecting cable
• Wire type : More than H07RN-F or 245 IEC66
3. Push and hold [CHK] button on the Remote Control by the tip of the pencil.
"00" will be shown on the display.
4. Press [MODE] during pushing [CHK]. "B" will show on the display and "00"
will disappear and the air conditioner will turn OFF. The Remote Control B
is memorized.
Note : 1. Repeat above step to reset Remote Control to be A.
2. Remote Control A has not "A" display.
3. Default setting of Remote Control from factory is A.
MODE
TEMP.
AUTO
COOL
DRY
HEAT
TEMP.
Test Operation
To switch the TEST RUN (COOL) mode,
press RESET button for 10 seconds.
(The beeper will make a short beep.)
Auto Restart Setting
This product is designed so that, after a power failure, it can restart automati-
cally in the same operating mode as before the power failure.
Information
The product was shipped with Auto Restart function in the off position.
Turn it on as required.
How to set the Auto Restart
• Press and hold the RESET button for about 3 seconds. After 3 seconds, the
electronic beeper makes three short beeps to tell you the Auto Restart has
been selected.
• To cancel the Auto Restart, follow the steps described in the section Auto
Restart Function of the owner's manual.
7
Terminal screw
1(L)
2(N)
3
4
screw
Earth
line
Cord clamp
FAN
AUTO
QUIET
B
B
RESET button
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