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Fig.5.3 Tightening Work of Flare Nut
Fig. 5.4 Insulation on pipes
6. Drain Piping
14
148(20)
44(0)
Torque(())
(3) When tightening the flare nut, use two
spanners as shown in Fig. 5.3
(4) Insulate the refrigerant pipes as shown in
Fig. 5.4.
(5) Evacuation and refrigerant charging procedures
should be performed according to “Installation &
Maintenance Manual ” of the outdoor unit.
(2) when the left-side drain pipe connection is
performed, remove the drain plug of left-side,
and then attach this plug to the right-side
in order to change drain piping connection
from right-side to left-side.
An excess or a shortage of
main cause of
Charge the
refrigerant is the
correct refrigerant quantity.
trouble to the units.
45
Contour of the Unit
Drain Pipe
Connection
for Vinyl Pipe
(VP16)
65
Hole for
Rear Side Connection for
Wiring and Piping
(1) The standard direction of drain piping connection is
right side as viewed from the discharge grilles.
However, it can be performed from the left side or rear
side.
Pipe Diameter
295(40)
59(80)
a
b
Fig. 5.5
Stopper
Plate for Pipe
(6) Fix the plate of pipes (factory-supplied) as
shown in Fig. 5.5.
Thermal Insulation Pipe
(Accessory)
• Please use pliers to pull out the drain plug
CAUTION
Insufficient insert may
water leakage.
result in
Drain pipeDrain plug
screw
•
Remove the fixing screw for right-side
drain pipe and draw out the drain pipe
for left-side. (This is an easier way to
remove the drain cap).
from drain boss.
•
Insert the drain plug into the right-side drain boss and seal
the jointed part with water-proof chloride sealing material.
screw
Insert the drain pipe into
the left-side drain boss
and fix the screw.
(B) Insert the drain plug and drain pipe
(A) Draw out the drain plug and drain pipe
Fig. 6.1
a
Model(kBtu/h)
unit:()
18~28
15
195
7-43/64
168
6-39/64
600
23-5/8
b
Direction of Drain Piping
600
23-5/8
07~12
140
5-33/64
590
23-15/64
7
2-91
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