Toshiba RAS-18UKX - Page 36

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FILE NO. SVM-01010
8-5-4. Wiring connection
1. Remove the electric parts cover from the outdoor
unit.
2. Connect the connecting cable to the terminal as
identified with their respective matched numbers on
the terminal block of indoor and outdoor unit.
3. When connecting the connecting cable to the
outdoor unit terminal, make a loop as shown
installation diagram of indoor and outdoor unit, to
prevent water coming in the outdoor unit.
4. Insulate the unused cords (conductors) with water
coming in the outdoor unit. Process them so that
they do not touch any electrical or metal parts.
<Stripping length of connection cable>
L
N
L
N
1
2
3
Power
supply
cord
Earth line
Screw
Terminal block
Connecting cable
Terminal block
Screw
Cord clamp
Cord clamp
Earth line
Fig. 8-5-8
Model
RAS-18UKX/
RAS-18UK-AR
RAS-24UKX/
RAS-24UK-AR
Power source
Maximum running
current
Plug socket &
fuse rating
Power cord
50 Hz, 220 – 240V Single phase
16A 18A
20A 20A
• 4 mm
2
(H07RN-F or 245 IEC 66)
or 3.5 mm
2
(AWG-12)
Power supply cord
Earth line
Connecting cable
Gas side
Gas side
(Ø15.88 mm)
Gas side
(Ø12.7 mm)
Liquid side
(Ø6.35 mm)
Service port
Tightening torque
65 to 80 N•m
(6.5 to 8.0 kgf•m)
60 to 62 N•m
(6.0 to 6.2 kgf•m)
16 to 18 N•m
(1.6 to 1.8 kgf•m)
9 to 10 N•m
(0.9 to 1.0 kgf•m)
Hexagonal wrench
is required.
<Packed valve handling precautions>
• Open the valve stem all the way out; but do not try to
open it beyond the stopper.
• Securely tighten the valve stem cap with torque in
the following table:
Fig. 8-5-7
A
A
5 mm
4 mm
Same as
Gas side
• Hexagonel wrench : A (Unit : mm)
NOTE: Connecting cable
• Wire type : More than 1.5 mm
2
(H07RN-F or 245
IEC66) or 1.3 mm
2
(AWG-16)
CAUTION
• Wrong wiring connection may cause some
electrical parts burn out.
• Be sure to comply with local codes on running the
wire from outdoor unit to indoor unit (size of wire
and wiring method etc.)
• Every wire must be connected firmly.
RAS-18UKX / 18UAX
RAS-18UK-AR / 18UA-AR
RAS-24UKX / 24UAX
RAS-24UK-AR / 24UA-AR
TO CHARGE REFRIGERANT
No need to charge
refrigerant
Need to charge
refrigerant
15 m or less
Over 15 m up to
20 m (20g/m)
15 m or less
Over 15 m up to
25 m (20g/m)
60 70
10
10
10
10
L N
1 2 3
60 70