8.3.10 DC Bus Bar Assembly
1. Remove 2 screws (T20) from the 2 snubbers.
2. Remove the snubbers.
3. Loosen and remove cables from bus bar assembly
and DC coil.
4. Remove 6 screws (T20) from the bus bar
assembly.
5. Remove the bus bar assembly.
Reinstall in the reverse order.
1 DC bus bar assembly
Illustration 8.18 DC Bus Bar Assembly
8.3.11 Heat Sink Fan Assembly
1. Remove gate cables from IGBTs.
2. Remove 2 screws (T20) from the heat sink fan
assembly.
3. Push the fan cable down through the gasket.
4. Carefully press the gasket down with a
screwdriver.
5. Remove the fan assembly.
Reinstall in the reverse order.
1 Fan cover plate
2 Fan assembly
Illustration 8.19 Heat Sink Fan Assembly
I-Frame Size Disassembly an...
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