INDOOR UNIT SIDE
UNIT A1 and A2
(1) Remove the intake grill (Fig. 50).
(2) Remove the front panel (Fig. 51 and 52).
(3) Remove the screw
1
, and remove Cover-C.
(4) Remove the screw
2
, and remove Cover-D.
(5) Remove the screw
3
, and remove the Conduit holder.
(6) Fasten the Inter-unit wire harness to the Conduit holder using the
Lock nut.
(7) Install the Conduit holder to its original state with the screw
3
.
Fig. 37
(8) Install Cover-D to its original state with the screw
2
.
(9) Install Cover-C to its original state with the screw
1
.
Fig. 38
Cover-C
Cover-D
Screw
Screw
Inter-unit wire harness
Cover-C
Cover-D
Screw
Screw
Inter-unit wire harness
Conduit
holder
Lock nut
UNIT B
(1) Remove the intake grill (Fig. 54).
(2) Remove the front panel (Fig. 55 and 56).
(3) Remove the control box cover (Fig. 39).
Removing the control box cover
Fig. 39
(4) Process the end of the connection cords to the dimension shown
in Fig. 40 and bend the end of each wire as shown.
(5) Connect the end of the connection cord fully into the terminal
board and fasten with the screw.
Fig. 40
1
2
3
4
5
6
Earth screw
Lock nut
Plug
Terminal board
25 mm
20 mm
Connection cord
(Inter-Unit line)
REMOTE CONTROL UNIT CODE SWITCHING
Fig. 41
JM1
JM2
JM3
A B C D
A
B
C
D
Indoor unit
Printed circuit board
AUTORESTART
REMOCON 2
REMOCON 1
Remote control unit
signal selector switch
Remote control unit
ACL
Match the remote control unit signal selector switch selection and
printed circuit board setting according to Table 5.
If these are not matched, the remote control unit cannot be
operated for the air conditioner.
Table 5
Jumper wire
JM 2
JM 3
Connect
Connect
Connect
Disconnect
Disconnect
Connect
Disconnect
Disconnect
After setting the remote control unit signal selector switch, press the
ACL button.
Remote control unit
signal selector switch
A (Primary setting)
B
C
D
(UNIT B model only)
