Samsung NS071LDXEA Manual page 18

Drainpipe and drain hose installation AA
Drainpipe Connection
Without the drain pump
1. Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger space of 1.0~1.5m.
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.
With the drain pump
1. The drain pipe should be installed within 300mm to 550mm from the flexible hose and then lift down 20mm
or more.
2. Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger space of 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.
4
The flexible hose should not be installed upward position,
it may cause water flow back to the indoor unit.
Air vent
300mm or less
Flexible hose
Ceiling
Testing the drainage
Prepare a little water about 5 liter.
1
Pour water into the base pan in the indoor unit as
shown in figure.
2
Confirm that the water flows out through the drain hose.
18
1~1.5m
Flexible hose
Horizontal drainpipe
Ceiling
more than 1/100 slope
1~1.5m
200mm
or more
Hanger
20mm
or more
Within
300~550mm
Horizontal drainpipe
more than 1/100 slope
Hanger
NS035/052/071LDXEA
NS052/071/090/100/125/140SDXEA
NS090/100SSXE