Hitachi EV-1.5N1, Service Manual

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10. Servicing
435
SMGB0079 rev.0 - 01/2013
10
10.4.3.13 Removing electrical components
  
Removing control PCB (PCB1)
1 Remove the service cover following
Removing service cover
.
2 Remove all the wiring connected to the control PCB.
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.
3 Remove the 6 holders. Clamp the middle part of the holders
with long-nose pliers and remove it toward front side.
D A N G E R
DO NOT touch the electrical components on the PCB.
Pay attention not to bend or apply much force onto PCB
in order to avoid PCB failure.
Holder
Printed Circuit Board (PCB1)
Holder
Printed Circuit Board (PCB1)
  
Removing Inverter module
1 Remove the service cover following Removing service cover .
2 Open the P plate turning counter clockwise approximately 90° following Opening electrical box (P plate) .
• Check that the LED201 (red) on Inverter is OFF when the P plate is opened.
D A N G E R
DO NOT touch electrical components while the LED201 (Red) or LED1 (Red) are ON to avoid electrical shock.
Wait until the LEDs turn off.
3 Remove 4 screws M3, remove the bushes and remove the
spacers fixing the inverter.
N O T E
When mounting again be sure to place the bushes and spa-
cers.
Holder
PCB
Spacer
Inverter PCB
Bush
M3 screw