Rockwell Automation 1756-HSC ControlLogix High Speed Counter Module - Manual (Page 53)

Rockwell Automation Publication 1756-UM007C-EN-P - November 2011
Install and Wire the ControlLogix High-speed Counter Module 53
3. Hold the spot marked PULL HERE and pull the RTB off the module.
Remove the Module
from the Chassis
Follow these steps to remove a module from its chassis.
IMPORTANT
Do not wrap your fingers around the entire door. A shock hazard
exists.
20855-M
WARNING
When you insert or remove the module while backplane power
is on, an electrical arc can occur. This could cause an explosion
in hazardous location installations.
Be sure that power is removed or the area is nonhazardous
before proceeding. Repeated electrical arcing causes excessive
wear to contacts on both the module and its mating connector.
Worn contacts may create electrical resistance that can affect
module operation.