Wiring The Indoor Unit - Toshiba MMU-AP0091H Installation Manual

n 2-way air discharge cassette type
Remote
controller
A B
U U A
1 2
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>
R(L) S(N)
R(L) S(N)
Earth screw
Inter-unit wire
Electric parts box
Cord clamp
Earth screw
B X Y
Cord clamp
Remote controller
R(L) S(N)
wiring
Cord clamp
Indoor unit
power supply
U U A B
1 2
U U A B
1 2
Power supply cable
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.
Adhered surface
Screw A
Wire
Screw B
C
DON'T APPLY 220-240V
FOR INTER-UNIT FOR REMOTE CONTROL
U1 U2 A B
Heat insulator
(Required at site)
Cable
98
Wire connecting port
Cord clamp
(For power supply)
Notched part
<YH type>
Wire
Cord clamp Terminal block Electric parts box
R S
FOR AI-NET (L) (N)
X Y
Cable clamp