Step 3: remove the existing fan assembly – Rockwell Automation 20P PowerFlex DC Drive Frame D Series A to Series B Fan Replacement User Manual

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Rockwell Automation Publication 20P-IN074A-EN-P - October 2014

PowerFlex DC Drive Frame D Series A to Series B Fan Replacement

2. Loosen, but do not remove, the six hexalobular screws that secure the top

air flow plate to the drive, and slide the plate forward to lift it off the
screws. The tightening torque is noted in the illustration for reassembly.

Step 3: Remove the Existing
Fan Assembly

1. Remove the wires that are connected to the terminal block at XF on the

fan loss detection circuit board (located at the top of the drive, to the left
of the fan blower).

IMPORTANT

The air flow plate cannot be removed from the drive unless the AC input wiring
and bus bar extensions (if installed) are removed. However, the plate must be
removed to remove the fan assembly bracket below it.

Tool size: T20
1.5 N•m (13 lb•in)

Pull plate forward to lift off screws.

Top View of Drive

Fan Loss Detection Board

Loosen screws.

Loosen screws.

IMPORTANT

Mark all connections and wires before removal to avoid incorrect wiring during
reassembly.

V2

V1

C1

PE

XF

XC

XE

K1

Remove wires from

terminal block XF.

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