Removal Of Heat Exchanger - Daikin FTK25JV1NB Manual

Si-86.book Page 97 Friday, June 23, 2000 10:26 AM
SIE-86
1.5

Removal of Heat Exchanger

Procedure
Step
Conduct pump-down
operation.
Remove the installation
frame from the mounting
plate.
1 Remove the drain hose.
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 line
and the liquid line.
3 Disengage the indoor unit
from the installation plate.
4 Disengage the hooks of
the pipe retainer on the
back.
Removal Procedure
Warning Be sure to turn off all power supplies before disassembling work.
Procedure
For FTK25J, FTK35J, FTX25J, FTX35J
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.
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