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EntelliGuard R Circuit Breaker Retrofill AKD-10 Installation Manual DEH41550 R06
Figure 19. Adjustment
Figure 20. Components
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 two nuts from one of the long bolts holding the primary
disconnect assembly together.
3.
Carefully slide out the bolt while removing the flat washer, spring, bushing, 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.
5.
Slide off the retainer clips.
6.
Take off the main retainer from the stud.
7.
Slide the main retainer over the stud.
8.
Install eccentric spacer and position spring clips on the stud.
9.
Set a pair of bow-tie spacers into a pair of fingers, place a pressure plate retainer over the spacers to
hold them in position, and then turn the subassembly over. Hook them into the main retainer.
10.
Slide a long bolt through the hole in the retainer, between the finger, and then through the clip and
eccentric stud spacer.
11.
Hold the bottom finger subassembly in place.
12.
Place two fingers around the bolt from the top, hooking the fingers into the main retainer. Then place a
bow-tie spacer in each finger and hold them in position with a pressure plate retainer.
13.
Place a spring, bushing, and flat washer over the bolt, then secure with the two nuts.
14.
Repeat Steps 7 through 13 for each set of fingers.
15.
Adjust the nut to get a spacing of 0.766—0.797 inch between the top of the upper retainer and the
bottom of the flat washer.
16.
Tighten the jam nut to lock in the adjustment.
17.
Clean finger assemblies, if necessary, with a clean, lint-free rag and isopropyl alcohol or acetone.
18.
Be sure to apply a thin film of Mobilgrease 28 (D50HD38) to the contact areas which slide onto the
switchgear stabs (See
Figure 21
, Step 2). This product is available in a 1-oz tube, GE Part #193A1751P1.
