82 Rockwell Automation Publication 750-IN100B-EN-P - July 2017
Chapter 4 Mechanical and Electrical Installation
2. Remove the three M12 x 13 mm hex nuts that secure the flex bus cables 
to the AC input fuse terminals and remove the flex bus cables. See 
Figure 45
.
Figure 45 - Chassis and AC Bus Connections
3. Remove the two M10 x 20 mm screws that secure the LCL filter module 
chassis to the control bus frame.
Leave the two M10 x 20 mm screws that secure the LCL filter module 
chassis to the floor mounting bracket while preparing the PowerFlex 
750-Series service cart.
4. Secure the service cart to the floor mounting bracket in the enclosure. 
See PowerFlex 750-Series Service Cart Instructions, publication 750-
IN105, for information on using the service cart.
5. Remove the two remaining M10 screws to release the LCL filter 
module.
6. Use the service cart, 20-750-MCART1, to remove the LCL filter 
module from the enclosure.
1
M10
17 mm
38 N•m (336 lb•in)
2
M10 x 20mm
T45
42.4 N•m (375 lb•in)
Leave these M10 screws in 
place while preparing the 
service cart.
Step 14