Hitachi RAS-(4-12)HNP(1)(E) - Page 409

10 Servicing
395
SMGB0087 rev.0 - 12/2013
10
10.5.15 Removing electrical components
10.5.15.1 Removing control PCB (PCB1) and relay PCB (PCB3)
1 Remove the service cover following “10.5.1Removingser-
vicecover”.
2 Remove all the wiring connected to the control PCB and the
relay PCB..
3 Remove the 6 holders for each PCB. Clamp the middle part
of the holders with long-nose pliers and remove it toward
front side.
Holder
Long-Nose Pliers
Noise Filter
Holder
Noise lter
Long nose pliers
Printed Circuit Board (PCB1)
Printed Circuit Board (PCB3)
Holder
Holder
10.5.15.2 Removing Inverter module
1 Remove the service cover following “10.5.1 Removing
servicecover”.
2 Open the P plate turning counter clockwise approximately
90° following “10.5.9Openingelectricalbox(P-Mounting
Plate)”.
• Check that the LED201 (red) on Inverter is OFF when
the P plate is opened.
3 Remove 4 screws M3, remove the bushes and remove
the spacers xing the inverter
NOTE
Whenmountingagainbesuretoplacethebushesandspa-
cers.
Holder
PCB
Spacer
Inverter PCB
Bush
M3 screw