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Removal of Electronic Expansion Valve
Si00-979
20
Removal Procedure
8. Removal of Electronic Expansion Valve
Procedure
Warning
Be sure to wait for 10 minutes or more after turning off all power
supplies before disassembling work.
Step
Procedure
Points
1
Remove the screw and
remove the four way
valve coil.
Preparation
Remove the sound blankets
according to "Removal of
Sound Blankets".
2
Pull out the electronic
expansion valve coil.
3
Remove the putty.
Warning
Be careful not to get yourself
burnt with the pipes and
other parts that are heated by
the gas brazing machine.
Warning
If the refrigerant gas leaks
during work, ventilate the
room. (If the refrigerant gas
is exposed to flames, toxic
gas may be generated.)
Caution
From the viewpoint of global
environment protection, do
not discharge the refrigerant
gas in the atmosphere. Make
sure to collect all the
refrigerant gas.
Before working, make sure
that the refrigerant gas is
empty in the circuit.
Be sure to apply nitrogen
replacement when heating
up the brazed part.
4
Heat up the 2 brazed
parts and disconnect
them in the order of (a)
(b).
Four way valve coil
(R5885)
(R14026)
Electronic expansion
valve coil
(R5893)
(b)
(a)
(R14030)