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(3) When tightening the flare nut, use two
spanners as shown in Fig. 5.3
Pipe diameter
Fig.5.3 Tightening Work of Flare Nut
(4) Insulate the refrigerant pipes as shown in
Fig. 5.4.
Thermal Insulation pipe
on-site configuration
Fig. 5.4 Insulation on pipes
(5) Evacuation and refrigerant charging procedures
should be performed according to "Installation &
Maintenance Manual " of the outdoor unit.
An excess or a shortage of
refrigerant is the
trouble to the units.
correct refrigerant quantity.
(6) When connecting the pipes, use the unit
spacer (factory-supplied) as shown in Fig. 5.5.
Unit Spacer
Approx.150mm
Fig. 5.5 Using the Unit Spacer
.
Torque (N m)
20
60
main cause of
Charge the
(7) Fix the plate of pipes (factory-supplied) as
shown in Fig. 5.6.
Plate for Pipe
6.
Drain 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.
Drain Pipe
Connection
for Vinyl Pipe
(VP16)
Fig. 6.1
07~17 Direction of Drain Piping
Must attach the cap to the left side drain pipe,
when the left side drain piping connection is
performed.
(2) For 07~17, when the left side drain piping
connection is performed, remove the cap of left side
drain pipe, and then attach this cap to the right side
drain pipe in order to change drain piping connection
from right side to left side.
Change Drain Piping Connection
Fig. 6.2 Left Side Connect
1
Stopper
Fig. 5.6
Contour of the Unit
168
Rear Side Connection for
Wiring and Piping
560
65 Hole for
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