Removing Reversing And Solenoid Valves Coils - Hitachi RAS-2-HVNP Service Manual

10. Servicing
10.3.4.9 Removing reversing and solenoid valves coils
1 Remove the service cover following
D A N G E R
DO NOT touch electrical components while the LED1 (Red) is ON to avoid electrical shock. Wait until the LED
turns off.
2 Remove the connectors on the control PCB (PCB1) of the electrical box according to the following picture.
3 Remove the valve coils by removing 1 fixing screw for each coil.
PCB
P view
4 When reassembling, perform the procedure in the reverse way of removing.
N O T E
Fix the wires by plastic bands to the original position.
383
SMGB0079 rev.0 - 01/2013
Removing service cover in this chapter.
Electrical box
Hold the
coil of the
SVC and
Hold the coil
pull out
of the SVF
upward
and pull out
upward
Fixing screw
Upper cover
Rear cover
Reversing valve coil
Hold the coil of the
reversing valve and
pull out to the right
Hold the coil
of the SVA
and pull out
upward
Fixing screws
10