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Unit installation
Installer reference guide
28
CTXM-A, FTXM-A, ATXM-A
Daikin room air conditioner
4P518023-17P – 2023.06
NOTICE
Do NOT use nippers to remove the pipe port cover, as this would damage the front
grille.
6.4 Connecting the drain piping
In this chapter
6.4.1 General guidelines
▪
Pipe length.
Keep drain piping as short as possible.
▪
Pipe size.
If drain hose extension or embedded drain piping is required, use
appropriate parts that match the hose front end.
Ø16
Ø18
NOTICE
▪
Install the drain hose with a downward slope.
▪
Traps are NOT permitted.
▪
Do NOT put the end of the hose in water.
▪
Drain hose extension.
To extend the drain hose, use a field supplied hose with
inner Ø16 mm. Do NOT forget to use a heat insulation tube on the indoor section
of the extension hose.
a
a
b
c
Ø16
Ø16
a
Drain hose supplied with the indoor unit
b
Heat insulation tube (field supply)
c
Extension drain hose
▪
Ridgid polyvinyl chloride pipe.
When connecting a ridgid polyvinyl chloride pipe
(nominal Ø13 mm) directly to the drain hose as with embedded piping work, use
a field supplied drain socket (nominal Ø13 mm).
a
b
c
Ø18