Samsung Big Duct Type Series Installation Manual page 15

Centralized Drainage
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.
With the drain pump
1
Install main air vent at the front of the farthest indoor unit from the main drain when installed
indoor units are more than 3.
2
You may need to install individual air vent to prevent water flow back at the top of each indoor unit
drainpipe.
Hanger
Main drainpipe
Testing the drainage
Prepare a little water about 2 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.
DVM Big Duct_EU_IM_DB68-05047A-01_EN_16.03.30.indd 15
Ceiling
Individual
air vent
Horizontal drainpipe
more than 1/100 slope
1~1.5m
Main air vent
550mm or
less
Centralized horizontal drainpipe
(more than 1/100 slope)
G_6
15
2016/4/7 15:54:24