FILE NO. SVM-12056
Fig. 10-4-7
Packed valve at liquid side
Pressure gauge
Manifold valve
Packed valve at gas side
Vacuum pump
adapter for
counter-flow
prevention
-101 kPa (-76 cmHg)
Handle Lo
Compound pressure gauge
Charge hose
Connecting pipe
Vacuum
pump
Charge hose
Handle Hi
(Keep full closed)
Service port
(Valve core (Setting pin))
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.
(For R410A only)
(For R410A only)
(For R410A only)
Fig. 10-4-8
A
H
Hexagon wrench
is required.
Service Port Cap
Valve Rod Cap
Cap
Torque
Cap Size (H)
Valve Rod
Cap
Service
Port Cap
H17 - H19
H22 - H30
H14
H17
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)
<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 cap with torque in the
following table
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.
1.
The supply voltage must be the same as the rated
voltage of the air conditioner.
•
Wire type : More than H07RN-F or 60245 IEC66
NOTE
(1.5 mm
2
or more)
2. Prepare the power source for exclusive use with the
air conditioner.
10-4-
6
. Electrical Work
–
61
–
Summary of Contents for RAS-18N3AV2-E
Page 108: ...TOSHIBA CARRIER THAILAND CO LTD ...
