Samsung AM022 NMD Series Installation Manual page 28

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Table of Contents

Drain pipe and drain hose installation

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.

NOTE

4. The flexible hose should not be installed upward position, it may cause water flow back to the indoor unit.

Flexible hose

Air vent

200 mm or

300mm or less

20 mm or

Flexible hose

Within 300~550mm

Ceiling

1~1.5m

Horizontal drainpipe more