Drain Pipe Installation - Samsung AM0 SERIES Installation Manual

Drain pipe installation

The air handler "A" coil drain pan has two ¾" NPT female primary and two secondary connections (left or right hand). The
horizontal pan has two ¾" NPT female, one primary and one secondary. Piping from each fitting used is to have 2 inch
minimum trap and each run in such a manner as to provide enough slope for adequate drainage to a visible area. Do not
pipe these two fittings together into a common drain. Prime drain with water before operating the unit by pouring water
into the condensate pan. Cap unused connections.
2" minimum
2" minimum
Typical Condensate Traps
• Make sure to keep the drain hose from getting tangled or loosened (on the connection part).
• Insulate all condensate pipes connected to the indoor unit to prevent condensation
CAUTION
formation. Condensate formation on condensate pipes can lead to property damage and
unsafe environment conditions.
When passing the drain hose through the hole drilled in the wall, make sure to avoid following cases.
• Since the draining is of natural drain type, install the drain hose in downward direction.
CAUTION
• If you do not tie the drain hose with a cable tie, leakage may occur
• Drain pipe may get clogged if there is any foreign substances within the drain pan, so you must
remove any foreign substances after completing the installation.
AM0**JNZDCH/AA IM ENG_V1.5_07082015
2" minimum
Anti-syphon air vent
16
Refrigerant pipe
conections
Horizontal left
(right to left) drain
connections
Horizontal right
(left to right)
drain pan
opening