Opening Electrical Box (P Plate); Removing Reversing Valve Coil - Hitachi RAS-2-HVNP Service Manual

10. Servicing
10.4.1.9 Opening electrical box (P plate)
1 Remove the service cover following
2 Unplug all the connectors of the electrical box.
3 Remove 5 screws which fix the electrical box and open the P plate turning counter clockwise approximately 90°.
• Check that the LED201 (red) on the inverter PCB (PCB2) is OFF.
2 Fixing screws
2 Fixing Screws
D A N G E R
• DO NOT touch electrical components while the LED201 (Red) is ON to avoid electrical shock. Wait until the
LED turns off.
10.4.1.10 Removing Reversing valve coil
1 Remove the service cover, the bottom service cover, the rear cover and the upper cover following
cover, Removing bottom service cover and rear cover
2 Disconnect the PCN6 connector on the control PCB of the electrical box.
3 Remove 1 fixing screw to remove the reversing valve
coil.
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.
402
SMGB0079 rev.0 - 01/2013
Removing service cover
Power plate
Power Plate
Fixing screw
Fixing Screw
in this chapter.
Upper cover
Upper Cover
2 Fixing screws
2 Fixing Screws
and Removing upper cover.
Fixing screw for
Reversing valve
Removing service
Reversing valve