5 Installation
Installation manual
8
(A)(F)TXP20~3 FTXF20~3 FTXF20~25B5V1B
Daikin room air conditioner
3P519299-1H – 2019.09
337
770
A
285
44.5
170
48
48
44.5
116.5
117
337
50
213
237
170
a
h
a
a
g
a
a
d
c
b
c
e
a
f
337
770
A
285
44.5
170
48
48
44.5
116.5
117
337
50
213
237
170
a
h
a
a
aa
g
a
a
d
c
b
c
e
a
f
(mm)
A
Class 20~35
a
Recommended mounting plate fixing spots
b
Pocket for the pipe port cover
c
Tabs for placing a spirit level
d
Through-the-wall hole Ø65 mm
e
Drain hose position
f
Position for the tape measure at symbol " "
g
Gas pipe end
h
Liquid pipe end
5.2.2
To drill a wall hole
CAUTION
For walls containing a metal frame or a metal board, use a
wall embedded pipe and wall cover in the feed-through
hole to prevent possible heat, electrical shock, or fire.
NOTICE
Be sure to seal the gaps around the pipes with sealing
material (field supply), in order to prevent water leakage.
1
Bore a 65 mm large feed-through hole in the wall with a
downward slope towards the outside.
2
Insert a wall embedded pipe into the hole.
3
Insert a wall cover into the wall pipe.
Ø65
a b
c
a
Wall embedded pipe
b
Putty
c
Wall hole cover
4
After completing wiring, refrigerant piping and drain piping, do
NOT forget to seal the gap with putty.
5.2.3
To remove the pipe port cover
To connect the piping on right-side, right-bottom, left-side or left-
bottom, the pipe port cover MUST be removed.
1
Cut off the pipe port cover from inside the front grille using a
coping saw.
2
Remove any burrs along the cut section using a half round
needle file.
NOTICE
Do NOT use nippers to remove the pipe port cover, as this
would damage the front grille.
5.2.4
To provide drainage
Make sure condensation water can be evacuated properly. This
involves:
▪ General guidelines
▪ Connecting the drain piping to the indoor unit
▪ Checking for water leaks
5.3
Connecting the refrigerant piping
DANGER: RISK OF BURNING
5.3.1
Guidelines when connecting the
refrigerant piping
Take the following guidelines into account when connecting pipes: