E-
18
Drain pipe and Drain hose Installation (Continued)
1
Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger
space of 3.28~4.92ft(1~1.5m).
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.
Drainpipe Connection
Without the drain pump
3.28~4.92ft
(1~1.5m)
Horizontal drainpipe
more than 1/100 slope
Ceiling
Hanger
Flexible hose
1
The drain pipe should be installed within 11.81inch(300mm) to 21.65inch(550mm)
from the flexible hose and then lift down 0.79inch(20mm) or more.
2
Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger
space of 3.28~4.92ft(1.0~1.5m).
3
Install the air vent in the horizontal drainpipe to prevent water flow back to
the indoor unit.
You may not need to install it if there were proper slope in the
horizontal drainpipe.
Note
4
The flexible hose should not be installed upward position, it may cause
water flow back to the indoor unit.
With the drain pump
Flexible hose
Air vent
11.8inch(300mm) or less
Horizontal drainpipe
more than 1/100 slope
Within
11.81~21.65inch
(300~550mm)
3.28~4.92ft
(1~1.5m )
7.87inch
(200mm)
or more
Ceiling
Hanger
0.79inch
(20mm)or more
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