Indoor Unit
SiENBE04-401A
162
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 (R-410A) 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 line and
the liquid line.
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.
Drain hose
(R2544)
Summary of Contents for FTKS20CVMB
Page 19: ...List of Functions SiENBE04 401A 10 List of Functions...
Page 45: ...Specifications SiENBE04 401A 36 Specifications...
Page 81: ...Control Specification SiENBE04 401A 72 Function and Control...
Page 111: ...Instruction SiENBE04 401A 102 System Configuration...
Page 155: ...Check SiENBE04 401A 146 Service Diagnosis...
Page 225: ...Outdoor Unit RK X H C ARK X H C R Y N C SiENBE04 401A 216 Removal Procedure...
Page 229: ...Others SiENBE04 401A 220 Others...