Rockwell Automation 20B PowerFlex 700 Drive - Frame 7 Components Replacement - Manual (Page 49)

Rockwell Automation Publication 20B-IN017B-EN-P - September 2011 49
Component Replacement Procedures Chapter 3
Bus Capacitor Refer to the figures in Component Diagrams and Torque Specs on page 13 for
these instructions.
Remove Components
1. Read and follow the Safety Precautions on page 9 and Important Initial
Steps on page 11 .
2. Perform Remove Transitional Bus Bar on page 23 .
3. Label and remove all wires and connectors from the Bus Capacitor Bus
Bar.
4. Remove nuts and washers fastening the Bus Capacitor Bus Bar.
5. Remove the Bus Capacitor Bus Bar.
6. Remove Capacitors by pulling them out.
Install Components
1. Replace screw posts for each new Capacitor using a 3 mm angle hex
wrench.
2. Place Capacitors into position in drive.
3. Place Capacitor bank bus onto Capacitors.
4. Install washers and nuts onto posts.
Note: Install all posts, washers, and nuts before tightening.
5. Reconnect all wires and connectors.
6. Reassemble remaining components in reverse order.
7. Replace all safety shields and enclosure covers before applying power to
the drive.