Removal Of Indoor Heat Exchanger - Daikin FTXN25KEV1B Service Manual

SiBE041102_A
1.7

Removal of Indoor Heat Exchanger

Procedure
Step
1. Disconnect the refrigerant
piping.
Remove the screws
1
which fix the indoor unit
to the installation plate.
Lift the indoor unit with
2
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
Be sure to stop the
compressor before
disconnecting the refrigerant
pipe. If the refrigerant pipe is
disconnected with the
(R8014)
compressor running and the
stop valve opened, air may be
sucked in to generate an
over-pressure in the
refrigeration cycle, thus
resulting in pipe rupture or
accidental injury.
(R8015)
Drain hose
(R8016)
From the viewpoint of global
environmental protection,
make sure to use a vacuum
pump for air purging.
(R8017)
Indoor Unit
Points
Remove the electrical box
according to the "Removal
of Electrical Box / Vertical
Blades".
Caution
If the drain hose is
embedded in the wall,
disconnect the drain hose
beforehand.
Place a plastic sheet under
the drain hose as remaining
drain may leak.
Caution
When the pipings are
disconnected, protect the
both openings from entering
moisture.
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