Hitachi RAS-3HVRNS - Page 436

3 Remove the four (4) M3 screws for the PCB2 and then remove the PCB2 from the transistor module.
4 Remove the bushes and the collars from the PCB2. When remounting, attach those bushes and collars.
1
2
A
B
3
4
5
6
7
8
9
10
No. Part Quantity
1 P-Mounting Plate —
2 Opening Direction of P-Mounting Plate —
3 M5 Screw for Diode Module 2
4 M4 Screw for Radiation Fin 8
5 M4 Screw for CA 1
6 CA —
7 M3 Screw for PCB2 4
8 Bush for PCB2 4
9 PCB2 —
10 Spacer for PCB2M4 1
11 Collar for PCB2 Transistor 4
12 Screw for IPM 4
13 Module (IPM) —
14 Radiation Fins —
15 Fin Thermistor —
16 Diode Module —
A: Electrical box (View from Top).
B: Details for view from Top.
Removing Diode Module (DM)
Disconnect all the wirings connected to the diode module as shown below.
1 Disconnect the wirings of terminal +, - , U, V, W on the diode module.
2 Remove two (2) M5 fixing screws on the diode module.
3 Remove the diode module from the electrical box.
10 Servicing
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SMGB0060 rev. 1- 12/2010