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FT25/35CV1A, FTY25/35CVMA
Si01-406
140
Removal Procedure
1.5
Removal of
Heat Exchanger
Procedure
Warning
Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work.
Step
Procedure
Points
Conduct pump-down
operation.
Remove the installation
frame from the mounting
plate.
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.
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 piping
and the
liquid piping
.
Use two wrenches to
disconnect pipe.
After pipes are
disconnected, close all pipe
openings with caps to
prevent dust and moisture
from entering pipes.
3
Disengage the indoor
unit from the installation
plate.
Summary of Contents for FT25CV1A
Page 7: ...Si01 406 vi Table of Contents...
Page 15: ...Functions Si01 406 4 List of Function...
Page 21: ...Specifications Si01 406 10 Specifications...
Page 205: ...Wiring Diagrams Si01 406 194 Appendix...
Page 209: ...Si01 406 iv Index...