Removal Of Motorized Valve - Daikin FTX25JVEA9 Service Manual

Outdoor Unit
2.5

Removal of Motorized Valve

Procedure
before disassembling work.
Step
"
Before taking this
procedure, make sure
there is no refrigerant gas
left in the refrigerant
pipes.
"
Cut off the wire harness
clamp.
1. Removing the motorized
valve coils
Pull out the three
1
motorized valve coils.
"
In remounting the
motorized valve coils, pay
attention to their
directions. Orient them so
that the harness
connections be at the
horizontally coming pipes.
2. Disconnecting the
peripheral components
Disconnect the HPS
1
lead.
To protect the 4-way
2
valve coil, detach it out
of position.
Remove the check
3
valve putty at two
locations.
332
Warning Be sure to wait 10 minutes or more after turning off all power supplies
Procedure
Si18-201
Points
Reassembling precautions
1 Use non-oxidizing brazing
method. If nitrogen gas is not
available, braze the parts
speedily.
2 Wrap the motorized valve
itself with wet cloth. Splash
water over the cloth against
becoming too hot (keep it
below 120°C).
"
In pulling the pipes, be
careful not to overtighten
them with pliers. The pipes
may get deformed.
If the gas welding machine fails
to remove the motorized valve,
take the steps below.
1. Disconnect the brazed pipe
sections that are readily
easy to separate and join
together later.
2. With a small copper tube
cutter, cut off the internal
pipes to easily take out the
motorized valve.
Note:
Never use a hack saw. Cuttings
may come into the pipes.
Removal Procedure