14■English
4) Follow the instructions below and perform wiring in the electrical wiring box.
Terminal block Terminal block
Indoor unitOutdoor unit
Power supply terminals (X1M)
1
2
3
1
2
3
Remote controller wiring (low voltage)
Match the numbers
X1M
Terminal block (X1M) for wiring between
the indoor and outdoor units
Connection method for wiring between
the indoor and outdoor units, and ground wiring
Connection method of wiring between
the indoor and outdoor units
Using AWG14 stranded and
insulated wire for connections
between indoor and outdoor units is
recommended. Local codes always
supersede recommendations.
Securely fix the wiring to the provided
wiring fixture with the clamp.
Connect the wiring through the electrical
wiring box up to the sheathed part.
Wiring between the indoor and outdoor
units (high voltage)
Ground wiring (high voltage)
F2
P1
P2
F1
Terminal block (X2M) for remote controller wiring
Remote controller wiring
No polarity
<Remote controller wiring method>
Prohibited
Remote controller wiring (No polarity)
Do not connect wiring
between the indoor and
outdoor units (high voltage).
(
)
Ground the shield part of shielded wire.
Refer to Note 2 in “2.Wiring example” (page 11).
H
Wiring intake (high voltage)
NOTE
Secure the wiring between the wiring intake and conduit with the
H
clamp so that the wiring will not become loose.
5) Mount the electrical wiring box cover and
wrap the
K
wire sealing pad (small) so that
the wiring through hole will be covered by
the sealing pad.
• Seal the clearance around the wirings with
putty or insulating material (eld supply).
(If insects and small animals get into the
indoor unit, short-circuiting may occur inside
the electrical wiring box.)
Remote controller wiring
Wiring through hole
Wire sealing pad (small)
Wiring fixture
K
6) Securely x each wiring with the provided
H
clamp material.
• See the installation manual supplied with
the outdoor unit.
Remote controller wiring
Clamp
H
English
01_EN_3P674701-1B.indd 14 2022/06/02 10:06:27
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