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Wiring (2)
• Do not turn ON the safety breaker until all
work is completed.
1)
Strip the insulation from the wire (3/4 inch
(20mm)).
2)
Connect the connection wires between the
indoor and outdoor units
so that the
terminal numbers match
. Tighten the
terminal screws securely. We recommend a
flathead screwdriver be used to tighten the
screws.
3)
Pull the wire and make sure that it does not disconnect. Then fix the wire in place with a wire stop.
When connecting the connection wires to the terminal board using a single
core wire, be sure to perform curling.
Problems with the work may cause heat and fires.
Stripping wire at terminal block
CAUTION (2)
Observe the notes mentioned below when wiring to the power supply terminal board.
Precautions to be taken for power supply wiring.
Use a round crimp-style terminal for connection to the power supply terminal board.
In case it cannot be used due to unavoidable reasons, be sure to observe the following
instruction.
Place the round crimp-style terminals on the wires up to the covered part and
secure in place.
• Ground terminal installation
Use the following method when installing
the round crimp-style terminal.
CAUTION (1)
Stranded wire
Round crimp-style
terminal
1
2
3
1 2 3
Safety
breaker
20A
Earth leakage
circuit breaker
Earth
Firmly fix the wires with
the terminal screws.
Outdoor unit
Indoor
unit
Power supply
60Hz 208-230V
L
1
L
2
If the length of a connection wire is
33ft (10m) or more, use AWG14 wire.
Use AWG 16 or AWG 14 wire
for inter-unit wiring.
Use AWG 14 wires.
Good
Wrong
Round crimp-
style terminal
Flat washer
Screw
Flat washer
Round crimp-
style terminal
Screw
(C) Tube
(Accessory)
(D) Binding band
(Accessory)
Secure the wires firmly
using the binding band, as
shown in the figure.
Secure firmly, making sure
no outside pressure is
exerted on the terminals.
Power supply terminal block
L
1
L
2
1
2
3
• Use the specified wires and
connect them securely.
• Shape the wires so that there
is no lifting of the service hatch
or other structural parts.
Summary of Contents for RKS30
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