98
Treating of wiring connecting port
Using the attached heat insulator, seal the connecting
port of wiring. If sealing is not executed, dewing may
be caused.
• As shown in the figure, seal the wire connecting
port with attached heat insulator. If sealing is
insufficient, dewing is caused in the electric parts
box.
n 1-way air discharge cassette type
Wiring the indoor unit
Be sure to connect wires matching the terminal numbers. Incorrect connection causes a trouble.
<SH type> <YH type>
n 2-way air discharge cassette type
Remote controller
wiring
Cord clamp
R(L) S(N)
U
1
U
2
ABXY
Remote
controller
A B
Indoor unit
power supply
Cord clamp
Cord clamp
(For power supply)
Adhered surface
Notched part
Wire connecting port
R(L)
R(L)
S(N)
S(N)
U
1
U
2
AB
U
1
U
2
AB
Earth screw
Electric parts box
Cord clamp
Earth screw
Power supply cable
Inter-unit wire
R
(L)
S
(N)
DON’T APPLY 220-240V
FOR INTER-UNIT FOR AI-NET
FOR REMOTE CONTROL
U1 U2 A B X Y
Cable clamp
Wire
Cord clamp
Terminal block
Electric parts box
Wire
Screw B
Screw A
C
Cable
Heat insulator
(Required at site)
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