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EntelliGuard R Circuit Breaker Retrofill AKD-8 Installation Manual DEH41549 R05
Remove and Replace- AKR-75/100/125
The primary disconnect assembly is factory-adjusted to apply a 95 ± 10 lb. force to a 1/2-inch thick copper
bar, inserted between the upper and lower fingers. Set this force range, in the field, by tightening the nuts to
set the spring dimension shown in
Figure 35A/35B
. Note that this dimension is measured between the top of
the retainer and the underside of the washer. Also note that no bar is inserted between the fingers when
setting this dimension.
Figure 36A
/36B shows the cluster components.
Figure 35A. Adjustment-3200A only (Double springs)
Figure 36A. Components-3200A
Figure 35B. Adjustment-4000A/5000A
Figure 36B. Components-4000A/5000A
1.
Using proper safety procedures and wearing required Personal Protective Equipment (PPE), remove
breaker from compartment, and place it on a solid work surface in a well-lit location.
2.
To uninstall the primary disconnects, remove the Adjusting nut from one of the long bolts holding the
primary disconnect assembly together.
3.
Carefully slide out the bolt while removing the flat washer, spring, upper retainer, bow-tie spacers,
lower retainer, and fingers from the bottom of the assembly.
4.
Do the same for the other assembly bolt and components.
