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Main control board, Remove components – Rockwell Automation 20B PowerFlex 700 Drives - Frame 10 Components Replacement User Manual

Page 40

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40

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

Chapter 3

Inverter Assembly Component Replacement Procedures

Main Control Board

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. Unscrew the green/yellow ground wire from the Communications Panel.
4. Remove the nuts, screws, and washers (two each) that secure the

Communications Panel to the Main Control Panel.

5. Disconnect the ribbon cable that connects the Human Interface Module

(HIM) Cradle/Board to the Main Control Board.

6. Securely hold the Communications Panel and release the cable from the

DPI Port 2 clamp. Set the Communications Panel aside.

7. Disconnect the ribbon cable that connects the Main Control Board to the

Power Interface Board.

Screw for green/yellow
Ground Wire

Cable at DPI Port 2 Clamp

Communication Panel
Mounting Nuts (2)

Communication Panel
Mounting Screws and
Washers (2 each)

HIM Cradle/Board
(Located over
Main Control Board)

Ribbon Cable
from T-Comm Board (J3)
to Main Control Board (J3)