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Rockwell Automation 20Y PowerFlex 700H, 700S, and 700AFE Drive Fan Systems, Frames 9...14 User Manual

Page 78

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78

Rockwell Automation Publication PFLEX-IN029B-EN-P - August 2014

Chapter 2

PowerFlex 700H and 700S Drives - Frame 10 Procedures

Main AC Fan (20-PP01080) and Main DC Fan (SK-Y1-DCFAN1) Assembly
Removal and Installation

Follow these steps to measure the resistance between the main fan supply wires
and remove and replace the main fan, if necessary.

Notes:

The fan replacement kit only contains the fan motor and impeller
assembly. Therefore, the sheet metal housing for the fan must be reused.

To identify which fan is installed in your drive, see Fan Inverter System
Block Diagrams
on page

257

.

1.

Review the General Precautions on page

17

.

2.

Remove power from the drive. See Remove Power from the Drive on page

59

.

3.

Remove the bottom protective cover only from the drive. See Move the
Control Frame and Remove the Air Flow Plate and Protective Covers o
n
page

60

.

4.

Disconnect the fan power supply cable from the bottom of the fan
assembly for each main fan (see the illustration on the following page for
connection location).