5. Electrical work
• If the cables have the same diameter, insert them into the
cut outs on both sides.
• If the cables have different diameters, insert them on one
side into separate spaces with one cable positioned above
the other.
<When wiring two indoor-outdoor connection cables>
Cut outs
WARNING
• Connecting two wires on one side is prohib-
ited.
• Connecting three wires or more to the same
terminal is prohibited.
• Connecting wires with different diameters is
prohibited.
When using a single cable, a round crimped terminal or other
terminal work is prohibited.
Fig. 5-6
Fig. 5-7
Fig. 5-4
5.2. Optional VALVE KIT electrical construction work
1. Loosen the one screw securing the electrical wiring service panel at the
cableentry (optional VALVE KIT lead wire), and then turn the service panel to the
position shown in the diagram. [Fig. 5-4
1
]
2. Loosen the two screws securing the electrical box cover, then slide the electrical
box cover. [Fig. 5-4
2
]
3. Insert the lead wire of the optional VALVE KIT into the indoor unit through the
wiring insertion port. (Fig. 5-5)
4. Connect to the optional lead wire circuit board connector. (Fig. 5-6)
• A connector is attached to CN8A, so remove it.
• The connection destinations of the lead wire connector of the optional VALVE
KIT are as follows.
Flow control valve (8pin white): CN8A
Pressure sensor-IN (6pin white): CNSA
Pressure sensor-OUT (3pin black): CNSB
5. Install a band on the optional lead wire, and perform measures against tension.
(Fig. 5-7)
6. Attach the electrical box cover as it was.
A
Electrical wiring service panel
B
Screw
C
Electrical box cover
D
Temporary hook for electrical box cover
E
Screw
F
Slide direction of the electrical box cover
G
Optional VALVE KIT lead wire
H
Cable clamp
I
Small band (included with the optional VALVE KIT)
Fig. 5-5
B
F
A
C
D
[
1
]
[
2
]
E
G
CN8A
CNSA
CNSB
H
I
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