Hitachi YUTAKI Series - Removing Solenoid Valve

251
RHUE-(3~6)A(V)HN
SMGB0066 rev.0 - 12/2009
Servicing
Service Manual
9
 
Remove the service cover and the rear service panel 1.
according to the sections “Removing Service Cover”
and “Removing lower part of service panel and rear
panel”,describedinthischapter.
Collecttherefrigerantfromthecheckjointaccordingto2.
the section “Removing compressor” in this chapter.
Remove the solenoid valve coil according to the 3.
section “Removing coils for reversing valve and
solenoidvalve(SVA1,SVA2andSVF)”inthischapter.
Removethebrazingandarenutsasshowninthe4.
gurebelow.Usingablowtorchandpreviouslycooling
the pipe side with wet cloth in order to avoid brazing
material entering the reversing valve.
Solenoid Valve (SVA1): 2 brazing parts -
Solenoid Valve (SVA2): 2 brazing parts -
Perform the brazing to remove and reassemble the 5.
solenoid valve.
Protect the connecting wires and pipe insulation from 6.
thebrazingame.
Removethearenutswithtwospannerstoavoid7.
twisting.
Reassemble the parts in the reverse order of removing 8.
order of removing procedures.
FixthesolenoidvalveSVFasshowninthegure
below.
Brazing
Brazing