Wiring Connection - Toshiba RAS-18N3KVR-E Service Manual

CAUTION
•
KEEP IMPORTANT 5 POINTS FOR PIPING WORK
(1) Take away dust and moisture (Inside of the
connecting pipes.)
(2) Tight the connection (between pipes and unit)
(3) Evacuate the air in the connecting pipes using
a VACUUM PUMP.
(4) Check gas leak (connected points)
(5) Be sure to fully open the packed valves
before operation.
<Packed valve handling precautions>
• Open the valve stem all the way out, but do not try
to open it beyond the stopper.
Pipe size of Packed Valve
12.70 mm and smallers
15.88 mm
• Securely tighten the valve cap with torque in the
following table
Cap Cap Size (H)
H17 - H19
Valve Rod
Cap
H22 - H30
H14
Service
Port Cap
H17
Hexagon wrench
is required.
CAUTION
Service Port Cap
Valve Rod Cap
Size of Hexagon wrench
A = 4 mm
A = 5 mm
Torque
14~18 N.m
(1.4 to 1.8 kgf·m)
33~42 N.m
(3.3 to 4.2 kgf·m)
8~12 N.m
(0.8 to 1.2 kgf·m)
14~18 N.m
(1.4 to 1.8 kgf·m)
A
H
Fig. 10-4-8

10-4-5. Wiring connection

1. Remove the valve cover, the electric parts cover
and the cord clamp from the oudoor unit.
2. Connect the connecting cable to the terminal as
identified by the matching numbers on the terminal
block of indoor and outdoor unit.
3. Insert the power cord and the connecting cable
carefully into the terminal block and secure it tightly
with screws.
4. Use vinyl tape, etc. to insulate the cords which are
no going to be used.
Locate them so that they do not touch any electrical
or metal parts.
5. Secure the power cord and the connecting cable
with the cord clamp.
6. Attach the electric parts cover and the valve cover
on the outdoor unit.
10-4-5. Electrical Work
1. The supply voltage must be the same as the rated
voltage of the air conditioner.
2. Prepare the power source for exclusive use with the
air conditioner.
NOTE
• Wire type : More than H07RN-F or 60245 IEC66
<Stripping length of the connecting cable>
Terminal
block
30
– –
61
FILE NO. SVM-12070
2
(1.5 mm or more)
Connecting cable Power cord
1 2 3
40
30
Earth line
Connecting cable
Fig. 10-4-9
L N
40
Power cord