– 11 –
• For the master unit, set SW2 on ”0”. For a slave
unit, set SW2 on ”1~3”.
• A master unit is an indoor unit with the power line
connected directly from the outdoor unit.
Indoor
unit
SW2
0
1
2
3
Outdoor
unit
Master
R
Slave
Slave
Slave
q w e
q w e
q w e
q w e
q w e
q w e
q w e
q w e
q w e
S T N E
Fig. 44 [Example]
Fig. 46
9. FINISHING
(1) Install the filter guide.
(2) Install the intake grilles.
(3) Install side covers A and B (if the unit is installed in a
half-concealed orientation, only install side cover A).
(4) Install the air filters.
10. CUSTOMER GUIDANCE
Explain the following to the customer in accordance
with the operating manual:
(1) Starting and stopping method, operation switching,
temperature adjustment, timer, air flow adjustment,
and other remote controller operations.
(2) Air filter removal and cleaning.
(3) Give the operating and installation manuals to the
customer.
11. REMOTE CONTROLLER INSTALLATION
• Insert the end of a flat blade screwdriver at the
arrow parts of the groove at the side of the remote
controller case and remove the remote controller
case top by turning the screwdriver.
• Disconnect the remote controller cord from the
remote controller terminal board.
(1) When remote controller exposed
1) Make a notch in the thin part (
part of Fig. 45) at
the remote controller case top and bottom with
nippers, file, etc.
2) Connect the remote controller cord to the remote
controller terminal board specified in (Fig. 46).
3) Clamp the remote controller cord sheath with the
binder (small) as shown in Fig. 46.
4) Cut off the excess binder.
(2) When remote controller cord embedded
1) Embed the remote controller cord and box.
2) Pass the remote controller cord through the hole
at the remote controller case bottom and install
the cord to the box (Fig. 47).
3) Connect the remote controller cord to the remote
controller terminal board specified in (Fig. 46).
• After wiring work is complete, return the remote
controller case top to its original state.
°
C
NON STOP
CLOCK
TEMP
AUTO
TIMER
MODE
SET
START/STOP
CLOCK ADJUST
SET TIME
TEMP./DAY
FAN
CONTROL
MASTER
CONTROL
2
1
HIGH
COOL
DEFROST TEST
DAY OFF
Fig. 45
Remote controller
terminal board
Black
Red
White
Remote con-
troller cord
Binder (small)
Fig. 47 [Example]
Remote controller
case bottom
Remote
controller cord
Remote controller
case top
(1) Do not bundle the remote controller
cord, or wire the remote controller
cord in parallel, with the indoor unit
connection wire (to the outdoor
unit) and the power supply cord. It
may cause erroneous operation.
(2) When installing the remote con-
troller and cord near a source of
electromagnetic waves, separate the
remote controller from the source of
the electromagnetic waves and use
shielded cord.
(3) Do not touch the remote controller
PC board and PC board parts directly
with your hands.
