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Unit installation
Installer reference guide
31
FTXF20~4 ATXF20~42D5V1B
Daikin room air conditioner
4P519439-16R – 2021.12
To connect the piping on right side, right-back, or right-bottom
INFORMATION
The factory default is right-side piping. For left-side piping, remove the piping from
the right side and install it on the left side.
1
Attach the drain hose with adhesive vinyl tape to the bottom of the
refrigerant pipes.
2
Wrap the drain hose and the refrigerant pipes together using insulation tape.
A
B
C
a b
A
Right-side piping
B
Right-bottom piping
C
Right-back piping
a
Remove the pipe port cover here for right side piping
b
Remove the pipe port cover here for right-bottom piping
To connect the piping on left side, left-back, or left-bottom
INFORMATION
The factory default is right-side piping. For left-side piping, remove the piping from
the right side and install it on the left side.
1
Remove the insulation fixing screw on the right side and remove the drain
hose.
2
Remove the drain plug on the left side and attach it to the right side.
NOTICE
Do NOT apply lubricating oil (refrigerant oil) to the drain plug when inserting it. The
drain plug may deteriorate and cause drain leakage from the plug.
a
a
4 mm hexagonal wrench
3
Insert the drain hose on the left side and do not forget to tighten it with the
fixing screw; otherwise water leakage may occur.