Rockwell Automation 2100 CENTERLINE MCC Joining Splicing Vertical Sections - Manual (Page 9)

9 CENTERLINE ® 2100 Motor Control Centers Joining and Splicing Vertical Sections
Plug-In Unit Removal
To complete plug-in unit removal refer to publication, 2100-IN007x-EN-P,
Installing Units with Horizontal Operating Handles and publication
2100-IN014x-EN-P, Installing Units with Vertical Operating Handles.
The following is an overview of the removal process for a plug-in unit:
1. Open unit door by turning door latch a quarter turn. Door removal is
not necessary when removing a unit; however, if door removal is
desired, follow steps a-d below. Step b may be required even if the door
is not removed.
a. Open the door completely.
b. If present, remove control station housing by loosening the two (2)
captive screws located at the top and bottom of the control station
housing on the front of the unit door.
c. Remove hinge pins by sliding up with screwdriver.
d. Swing door to near closed position and lift off.
2. Loosen the screw type latches located at the front of the unit. Most units
have one (1) at the top and one (1) at the bottom, but units two space
factors and larger have two (2) at the top.
3. Detach necessary wiring from unit.
4. Place wire/terminal block in line with wiring clearance tunnel at lower
right of unit. Pull unit forward to unplug from bus, using the upper right
latch assembly and the lower left tab handle.
5. Remove the unit support pan. Refer to Figure 6.
a. Using a screwdriver, pry the plastic retaining clip from the right side
of the support pan. It is visible in the vertical wireway.
b. Lift right side of pan approximately four (4) inches.
c. Pull right side of pan forward to release from left rear slot.
d. Push back on left side of pan until it is free.
Publication
2100-IN010D-EN-P—February 2007