8 Finishing the indoor unit installation
Installation manual
9
FTXTJ-A(W)(B)
Daikin room air conditioner
3P695637-3C – 2023.03
7.3
To connect optional accessories
(wired user interface, central user
interface, etc.)
1
Remove the electrical wiring box cover (if needed, refer to the
Installer reference guide to opening procedure)
2
Attach the connection cable to the S21 connector and pull the
wire harness as shown in the following figure.
a
a
S21 connector
3
Put the electrical wiring box cover back and pull the wire
harness around it as shown in the figure above.
8
Finishing the indoor unit
installation
8.1
To insulate the drain piping,
refrigerant piping and
interconnection cable
f
g
h
a
b
c
d
e
a
Slit
b
Heat insulation pipe cover
c
Liquid pipe
d
Gas pipe
e
Drain pipe
f
Interconnection wire
g
Insulation tape
h
Vinyl tape
1
After the drain piping, refrigerant piping and the electrical wiring
are finished. Wrap refrigerant piping, interconnection cable and
drain hose together using insulation tape. Overlap at least half
the width of the tape with each turn.
d
e
c
b
f
a
2×
a
Drain hose
b
Interconnection cable
c
Mounting plate (accessory)
d
Refrigerant piping
e
Indoor unit fixing screw M4×12L (accessory)
f
Bottom frame
8.2
To pass the pipes through the wall
hole
1
Shape the refrigerant pipes along the pipe path marking on the
mounting plate.
a
b
c
c
d
e
a
Drain hose
b
Caulk this hole with putty or caulking material
c
Adhesive vinyl tape
d
Insulation tape
e
Mounting plate (accessory)
NOTICE
▪ Do NOT bend refrigerant pipes.
▪ Do NOT push the refrigerant pipes onto the bottom
frame or the front grille.
2
Pass the drain hose and refrigerant piping through the wall hole
and seal the gap with a putty.
Summary of Contents for FTXTJ30A2V1BW
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