Rockwell Automation 20P PowerFlex DC Drive - Frame B AC Line Snubber Board and High Wattage Resistors - Manual (Page 8)

8 PowerFlex® DC Drive - Frame B AC Line Snubber Board and High Wattage Resistors
6. Carefully disconnect the cables from connectors XA, XR and XFCD at
the top of the Control board.
7. Loosen the two captive screws at the top of the Control EMI shield and
lower the shield.
Important: If the drive is not in a vertical position, the Control EMI
shield will not remain open without a means of restraint.
Disconnect
cables
Loosen screws