Removal Of Indoor Heat Exchanger - Daikin FTXN09KEVJU Service Manual

SiUS041111
1.7

Removal of Indoor Heat Exchanger

Procedure
Step
1. Disconnect the refrigerant
piping.
1 Remove the screws
which fix the indoor unit
to the installation plate.
2 Lift the indoor unit with
a wooden base.
3 Pull out the drain hose.
4 Disconnect the flare nut
for gas piping with 2
wrenches.
Removal Procedure
Warning Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Procedure
Wooden base
Extension drain hose
Connecting wires
Preparation
 Remove the electrical box
Be sure to stop the compressor
before disconnecting the
refrigerant pipe. If the refrigerant
pipe is disconnected with the
compressor running and the
stop valve opened, air may be
(R8014)
sucked in to generate an over-
pressure in refrigeration cycle,
thus resulting in pipe rupture or
accidental injury.
 If the drain hose is embedded in
(R8015)
 Place a plastic sheet under the
Drain hose
(R8016)
For global environmental
protection, make sure to use a
vacuum pump for air purging.
 When the pipings are
(R8017)
Indoor Unit: 09/12 Class
Points
according to the "Removal of
Electrical Box / Vertical Blades".
Caution
the wall, disconnect the drain
hose beforehand.
drain hose as remaining drain
may leak.
Caution
disconnected, protect both
openings from moisture entering
.
143