3–20 Access Procedures
Publication 1336 IMPACT-6.8 – November, 2002
1. Disconnect the Inverter Assembly ground cable from the ground
plate at the bottom of the main frame.
2. Remove the 18 nuts fastening the flexible buses to the Spine.
3. Pull all the flexible leads to the right, out of the way.
4. Remove the Spine.
• Push the Spine carefully to the right.
• Lift it out of the drive without forcing it.
5. Disconnect any remaining wiring between the Inverter Assembly
and the Capacitor Bank Assembly.
Referring to Figure 3.12, perform the following steps:
Figure 3.12
Disconnecting Ground Cables
AB0984
Capacitor Bank
Assembly
Mounting Bolt
Wheel Chocks
Capacitor Bank Assembly
Ground Cable
Inverter Assembly
Ground Cable
Capacitor Bank
Assembly
1. Disconnect the Capacitor Bank Assembly Ground Cable.
2. Disconnect any ground wires that obstruct removal of the assembly.
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