82 Rockwell Automation Publication 750-TG100B-EN-P - June 2019
Chapter 5 Frame 6 Components
Heatsink Fan Assembly 
Replacement
Replace a heatsink fan assembly with kit catalog number SK-RM-HSFAN1-F6.
Remove the Heatsink Fan Assembly
Follow these steps to remove the heatsink fan assembly.
1. Review the Product Advisories on page 14
.
2. Remove power from the system. See Remove Power from the System on 
page 15
.
3. Remove the cover from the chassis. See Remove the Cover on page 76
.
4. If installed, remove the conduit box. See PowerFlex 755T Frames 5 and 6 
Conduit Box and Ground Plate Kits, Installation Instructions, publication 
750-IN112
.
5. Loosen the four captive screws that secure the fan assembly to the chassis 
and carefully pull the fan assembly away from the chassis.
6. Disconnect the fan power wire harness connector from the connector 
inside the chassis and remove the fan assembly.
IMPORTANT The heatsink fan power wire harness is connected inside the chassis. 
You cannot remove the fan assembly until you disconnect the fan 
power wire harness.
3
M4 x 8 mm
P2
2.6 N•m (23 lb•in)
3
4
Cover Shown Removed for Clarity Only.