Effective October, 2000
Page 18
Before proceeding, identify the section(s) within
the Step that apply to the Breaker being
Retrofitted.
Step 9:
Installing the Trip Unit
A. Using Drilling Plan “D”, mark and drill two
(2) .312" diameter holes in the top flange of
the bottom right Breaker Channel.
Note: Cover the area below the location in
which the holes will be drilled to prevent the
drilling chips from falling into the Breaker.
A. Using Drilling Plan “E”, mark and drill two (2)
.312" diameter holes in the right side of the
middle Breaker Channel.
Note: Cover the area below the location in
which the holes will be drilled to prevent the
drilling chips from falling into the Breaker.
Framed
Frameless
2.75"
0.81"
3.38"
Right Front Breaker
Bottom Mounting Channel
0.312" Dia. (2)
Face Plate
Drilling Plan “D”
4.75"
Top
Front
4.00"
2.38"
0.312" Dia. (2)
Main Spring Bar
Slotted Side Hole
Drilling Plan “E”
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