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Tools that you need, What you need to do – Rockwell Automation 20P PowerFlex DC Drive - Frame A SCR Modules for Drive w/Power Traces Circuit Board User Manual

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PowerFlex® DC Drive - Frame A SCR Modules for Drives with a Power Traces Circuit Board

Tools That You Need

Phillips

®

screwdriver

Flathead screwdriver

Nut driver or wrench for hex stand-offs

Torque wrench

Phillips

®

is a registered trademark of Phillips Screw Company.

What You Need to Do

The SCR modules are located on the heat sink of the drive chassis, below all
circuit boards and components. To install the SCR modules:

❐ Step 1: Remove power from the drive
❐ Step 2: Remove the protective covers
❐ Step 3: Remove the Control EMI shield and Control board
❐ Step 4: Remove the Pulse Transformer and Switching Power Supply

boards

❐ Step 5: Remove the Power Traces board and AC Current

Transducers

❐ Step 6: Remove the existing SCR modules
❐ Step 7: Install the new SCR modules
❐ Step 8: Install the Power Traces board and AC Current Transducers
❐ Step 9: Install the Pulse Transformer and Switching Power Supply

boards

❐ Step 10: Install the Control EMI Shield and Control board
❐ Step 11: Replace the protective covers and document the change