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Rockwell Automation 20P PowerFlex DC Drive - Frame A Pulse Transformer Circuit Board User Manual

Page 7

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PowerFlex® DC Drive - Frame A Pulse Transformer Circuit Board

7

1. Remove the slotted air flow plate from the top of the drive:

For 38A and 55A drives @ 230V AC input and 35A, 45A, and 52A

drives @ 460V AC input, remove the four screws that secure the
slotted air flow plate to the top of the drive, remove the fan cable from
connector XV on the Switching Power Supply board and remove the
plate and connected fan.

For all other drives, remove the two screws that secure the slotted air

flow plate to the top of the drive and remove the plate.

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Remove screws

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Air flow plate

Remove screw

Remove screw