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Step 10 Installing the drain hose and drain
pipe
1
Push the supplied drain hose as far as possible over the drain
socket.
2 Tighten the metal clamp as shown in the picture.
3 Wrap the supplied large sealing pad over the metal clamp and
drain hose to insulate and fix it with clamps.
4 Insulate the complete drain piping inside the building (field
supply).If the drain hose cannot be sufficiently set on a slope, fit
the hose with drain raising piping (field supply).
5 Push the drain hose up to insulation when connecting the drain
hose to drain socket.
Steel ring of drain hose
Joint of drain hose
Drain hose
Wrap thermal sleeve hose
Fix with Cable-Tie
Drain hose
Reducer
A-A'
Without the drain pump
1
Install horizontal drainpipe with a slope of 1/100 or more and fix
it by hanger space of 3.28 ~ 4.92 ft (1 ~ 1.5 m).
2 Install U-trap at the end of the drainpipe to prevent a nasty smell
to reach the indoor unit.
3 Do not install the drainpipe to upward position. It may cause
water flow back to the unit.
Flexible hose
Ceiling
With the drain pump
1
The drain pipe should be installed within 11.81 inch (300 mm) to
21.65 inch (550 mm) from the flexible hose and then lift down
0.79 inch (20 mm) or more.
2 Install horizontal drainpipe with a slope of 1/100 or more and fix
it by hanger space of 3.28 ~ 4.92 ft (1 ~ 1.5 m).
3 Install the air vent in the horizontal drainpipe to prevent water
flow back to the indoor unit.
NOTE
• You may not need to install it if there were proper slope in the
horizontal drainpipe.
4 The flexible hose should not be installed upward position, it may
cause water flow back to the indoor unit.
3.28 ~ 4.92 ft
Hanger
(1 ~ 1.5 m)
Horizontal drainpipe
more than 1/100 slope
15
English
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