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Snubber resistors, Remove components – Rockwell Automation 20B PowerFlex 700 Drives - Frame 10 Components Replacement User Manual

Page 79

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Rockwell Automation Publication 20B-IN026B-EN-P - July 2013

79

Converter Assembly Component Replacement Procedures

Chapter 4

Snubber Resistors

See

Chapter 1 - Component Diagrams and Torque Specifications

to locate

components in these instructions.

Remove Components

1. Read and follow the

Safety Precautions on page 11

and

Important Initial

Steps on page 12

.

2. Remove safety shields and enclosure covers as needed.
3. Locate the Snubber Resistor(s) to be replaced.

4. Carefully label and disconnect all wires for the Snubber Resistor(s). See

AC Busbars on page

35

to locate the AC Busbar screws for the red wire(s).

5. Remove the Snubber Resistor(s) mounting screws.
6. Remove the Snubber Resistor(s) and dispose of properly.

Snubber Resistors (3) and Mounting Screws (2 each)

Snubber Board
J1 and J2 Connectors

Red Wire is connected to its Respective AC Busbar: R, S,
or T

R

S

T

R

S

T