Removal Of Heat Exchanger - Daikin FT25CV1A Service Manual

FT25/35CV1A, FTY25/35CVMA
1.5 Removal of
Procedure
Step
Conduct pump-down
operation.
Remove the installation
frame from the mounting
plate.
Remove the drain
1
Make curing so that the
residual drain water will
not leak out.
2 Disengage the
insulation tube and
disconnect the flare
nuts for the gas piping
and the liquid piping.
3 Disengage the indoor
unit from the installation
plate.
140
Heat Exchanger
Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Procedure
hose.
Si01-406
Points
Warning!
If gas leaks, repair the leak
location, then connect all
refrigerant from the unit.
Conduct vacuum drying, and
charge proper amount of
refrigerant.
Warning!
Do not mix any gas (including
air) other than the specified
refrigerant (R22) into
refrigerating cycle.
(Mixing of air or other gas
causes abnormal
temperature rise in
refrigerating cycle, and this
results in pipe rupture or
personal injuries.)
Pay attention so that the
residual drain will not make
a floor dirty.
In case that a drain hose is
buried inside a wall, remove
it after the drain hose in the
wall is pulled out.
Use two wrenches to
disconnect pipe.
After pipes are
disconnected, close all pipe
openings with caps to
prevent dust and moisture
from entering pipes.
Removal Procedure