Samsung ND022QHXEA User Manual page 33

7.
Attach the pipe to the wall using clamps(optional).
Installation plate
8.
Select the insulation of the refrigerant pipe.
 Insulate the gas side and liquid side pipe referring to the
thickness according to the pipe size.
 The thickness according to the pipe size is a standard of
the indoor temperature of 27°C and humidity of 80%.
If installing in an unfavorable conditions, use thicker one.
 Insulator's heat-resistance temperature should be more
than 120°C.
Minimum thickness
of insulation (mm)
Pipe size
(mm)
PE foam
Ø6.35~Ø15.88 13
- 25
CAUTION
Install the insulation not to get wider and use the

adhesives on the connection part of it to prevent
moisture from entering.
Wind the refrigerant pipe with insulation tape

if it is exposed to outside sunlight.
Install the refrigerant pipe respecting that the

insulation does not get thinner on the bent part or
hanger of pipe.
Add the additional insulation if the insulation

plate gets thinner.
Additional insulation
34_ installing your air conditioner
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Remarks
EPDM
foam
If you install the pipe
10
underground, at the seaside,
a spa or on the lake, use 1 grade
thicker one according to the
19
pipe size.
Hanger
Refrigerant pipe insulation
a
a×3
Installing and Connecting the Drain
Hose of the Indoor Unit
When installing the drain hose for the indoor unit,
check if condensation draining is adequate.
When passing the drain hose through the 65mm hole
drilled in the wall, check the following:
The hose must
NOT slant upwards.
Do NOT bend the hose in
different directions.
Ditch
Do NOT place the end of the
drain hose in a hollow.
The end of the drain hose must
NOT be placed under water.
5cm
less
Keep a clearance of at least
5cm between the end of the
hose and the ground.
2010-4-8 10:53:37