– 138 –
7. OUTDOOR UNIT WIRING
(1) The power cord is not supplied with
the outdoor unit. Use 2.5 mm
2
to 3.5
mm
2
H07RN-F or equivalent as the
connection cord.
(2) Use VW-1, 12 mm diameter, 0.5 to
1.0 mm thick, PVC tube as the insu-
lation tube.
(1) Remove the outdoor unit terminal cover.
(2) Process the end of the connection cords to the
dimensions shown in Fig. 27 and bend the end of
each cord as shown in Fig. 26.
(3) Connect the end of the connection cord fully into the
terminal block and fasten with the screws.
(4) Fasten the sheath with a cord clamp.
(5) Install the terminal cover.
(1) Before starting work, check that
power is not being supplied to
indoor unit and the outdoor unit.
(2) Match the terminal block numbers
and connection cord colors with
those of the indoor unit side.
Erroneous wiring may cause burning
of the electric parts.
(3) Connect the connection cords firmly
to the terminal block. Imperfect
installation may cause a fire.
(4) Always fasten the outside covering
of the connection cord with cord
clamps. (If the insulator is clamped,
electric leakage may occur.)
(5) Always connect the ground wire.
Fig. 26 Stripped length
12 to 13 mm
(Connection
cord)
Earth wire
(Power cord)
Cooling model
Terminal
board
Power cord
Control box
Cord holder
Insulation tube
Connection cord
N
L
1
(L)
2
(N)
3
Earth wire
After passing the connection cord through the
insulation tube, fasten it with the cord clamp
Insulation tube
Connection cord
Cord clamp
Insulation tube
1. CONNECTION DIAGRAM
6
1
(L)
2
(N)
3
4
5
6
1
(L)
2
(N)
3
4
5
L
N
1
(L)
2
(N)
3
1
(L)
2
(N)
3
L
N
Green/Yellow
Connection cord
Green/Yellow
Connection cord
Indoor unit
side terminal
Power supply
Outdoor unit
side terminal
Indoor unit
side terminal
Power supply
Outdoor unit
side terminal
Heat & Cool model
(Reverse cycle)
Cooling model
Fig. 27
Heat & Cool model
(Reverse cycle)
Fig. 28
Green/
Yellow
70 mm
20 mm
Connection cord
Terminal
block