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CAUTION
• If you need a pipe longer than specified in piping
codes and standards, you must add refrigerant to the
pipe. Otherwise, the indoor unit may freeze.
• While removing burrs, put the pipe face down to
make sure that the burrs do not get in to the pipe.
Liquid service port
<High pressure>
Inclined
NOTE
• Excessive torque may cause gas leakage. When
extending the pipe with welding or brazing, ensure
that nitrogen is used during the welding or brazing
process. The joint must be accessible and serviceable.
CAUTION
• Tighten the flare nut at the specified torque. If the
flare nut is over-tightened, it may break to cause
leakage of refrigerant gas.
40
English
RC_DB68-06033A-01.indd 40
Gas service port
<Low pressure>
Correct
Cracked
Uneven
Damaged
thickness
surface
<Flare nut>
Step 2.8 Fixing the installation plate
You can install the indoor unit on a wall, window frame,
or gypsum board.
WARNING
• Make sure that the wall, window frame, or gypsum
board can withstand the weight of the indoor unit. If
you install the indoor unit in a place where it is not
strong enough to withstand the unit's weight, the unit
could fall and cause injury.
When fixing the indoor unit on a wall
Fix the installation plate to the wall giving attention to
the weight of the indoor unit.
Plastic anchor
Wall
20 mm
Model
A
30
✴✴09/12✴✴
38
✴✴18/24✴✴
NOTE
• If you mount the plate to a concrete wall using plastic
anchors, make sure that gaps between the wall and
the plate, created by projected anchor, is less than 20
mm.
When fixing the indoor unit on a window frame
1 Determine the positions of the wooden uprights to be
attached to the window frame.
2 Attach the wooden uprights to the window frame
giving attention to the weight of the indoor unit.
3 Attach the installation plate to the wooden upright
using tapping screws.
(Unit : mm)
B
C
D
96
38
30
126
70
38
Pipe bundle hole: Ø 65 mm
5/27/2016 5:16:25 PM
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