8. Installation
19
MULTI/SINGLE CAC
Indoor unit
ART COOL
Drain Piping
1.The drain hose should point downward for easy
drain flow
2.Do not make drain piping like the following.
* The feature can be changed according to type of model.
3. When extending the drain hose, use a
commercially available drain extension hose, and
be sure to insulate the extended section of the
drain hose which is indoors.
4. Make sure the diameter of the extension drain piping is the same as the indoor unit drain hose size or bigger.
5. In case of converging multiple drain pipes, install
them referring to figure.
6. Select diameter of drain piping which adapts to the capacity of the unit connected
Downward slope
Do not raise
Water
leakage
Accumulated
drain water
Air
Waving
Water
leakage
Tip of drain hose
dipped in water
Water
leakage
Ditch
Less than
50mm gap
Insulating tape
Additional extension drain piping
(Field supply part)
Indoor unit drain hose
Bigger Ø drain pipes
Extension drain piping
(Field supply part)
(Slope of at least 1/100)
100mm or more
