Rockwell Automation MV SMC Flex Motor Controller (for Series K or later) - Manual (Page 206)

196 Rockwell Automation Publication 1560E-UM051F-EN-P - June 2013
Appendix F ArcShield Chimney Installation Instructions
Figure 102 - ArcShield Line-ups
Cabinet Preparation
In preparation for mounting a chimney, remove 1/4-20 fasteners from the Relief
vent on the top of the MV enclosure. Leave the (4) corner fasteners in place (see
Figure 104 ).
The chimneys are designed to fit over the fastener heads at the (4) corners of the
Relief vent. The corner fasteners are required to secure the Relief vent during
installation.
Figure 103 - Relief Vent Fasteners (top view) Figure 104 - Relief Vent
Relief Vent
Remove Fasteners
Do not remove
(4) corner
fasteners