Owner manual

Rockwell Automation Publication PFLEX-IN029B-EN-P - August 2014 69
PowerFlex 700H and 700S Drives - Frame 10 Procedures Chapter 2
Main DC Fan Power Supply System (SK-H1-DCFANBD1) Removal and
Installation
Note: PowerFlex 700H and 700S frame 10 drives have two fan power supplies.
You can retrofit an existing AC fan system or replace a DC fan system with a new
DC fan system. See Energy-related Products Fan Efficiency Directive on page 12
for guidelines on replacing an existing fan system with a new DC fan system.
Note: Retain the fan power supply sheet metal bracket for reuse.
Follow these steps to remove and replace an existing fan system with a new DC
fan system.
1. Review the General Precautions on page 17
.
2. Remove power from the drive. See Remove Power from the Drive on page
59
.
3. Move the control frame and remove the air flow plate and protective
covers from the drive. See Move the Control Frame and Remove the Air
Flow Plate and Protective Covers on page 60
.
4. Remove the appropriate main fan assembly. See Remove the Main AC or
DC Fan Power Supply Assemblies on page 63
.