Toshiba RAS-24UKX Service Manual page 36

TO CHARGE REFRIGERANT
RAS-18UKX / 18UAX
RAS-18UK-AR / 18UA-AR
No need to charge
15 m or less
refrigerant
Need to charge Over 15 m up to
refrigerant 20 m (20g/m)
<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:
Tightening torque
Gas side
Gas side 65 to 80 N•m
(6.5 to 8.0 kgf•m)
(Ø15.88 mm)
60 to 62 N•m
Gas side
(Ø12.7 mm) (6.0 to 6.2 kgf•m)
16 to 18 N•m
Liquid side
(1.6 to 1.8 kgf•m)
(Ø6.35 mm)
9 to 10 N•m
Service port
(0.9 to 1.0 kgf•m)
• Hexagonel wrench : A (Unit : mm)
Hexagonal wrench
is required.
Fig. 8-5-7
8-5-4. Wiring connection
1. Remove the electric parts cover from the outdoor
RAS-24UKX / 24UAX
unit.
RAS-24UK-AR / 24UA-AR
2. Connect the connecting cable to the terminal as
15 m or less
identified with their respective matched numbers on
the terminal block of indoor and outdoor unit.
Over 15 m up to
3. When connecting the connecting cable to the
25 m (20g/m)
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>
A
5 mm
4 mm
Same as
Gas side
Cord clamp
Power supply cord
Model
Power source
Maximum running
current
Plug socket &
fuse rating
Power cord
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.
NOTE: Connecting cable
• Wire type : More than 1.5 mm
IEC66) or 1.3 mm
– 35 –
FILE NO. SVM-01010
Terminal block
Screw
Earth line
Power
supply
cord
L N
60 70 60
Earth line
Connecting cable
Fig. 8-5-8
RAS-18UKX/
RAS-18UK-AR
50 Hz, 220 – 240V Single phase
16A
20A
2
• 4 mm (H07RN-F or 245 IEC 66)
or 3.5 mm 2 (AWG-12)
2 (AWG-16)
Terminal block
Earth line
Screw
Cord clamp
Connecting cable
1 2 3
70
RAS-24UKX/
RAS-24UK-AR
18A
20A
2
(H07RN-F or 245