WIRE A 0678429 - Caterpillar

Illustration 13 g01622818
Remove bolt (16) and remove two bolts (18). Remove plate (17). Do not discard plate (17) .
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Remove step (19). Do not discard step (4) .
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Remove plate (20) and plate (21) .
Grind the area flat.
Illustration 16 g01622817
Place 328-2527 Bracket (8) onto step (19). Place plate (17) onto 328-2527 Bracket (8) .
Illustration 17 g01622618
Place 328-2523 Bracket (23) onto step (19) .
Illustration 18 g01622819
Secure plate (22) and 328-2527 Bracket (8) onto step (19) with two 198-4777 Hard Washers (12) and two 8T-4185 Bolts (11) .Note: Do not tighten the bolts to the final torque.
Illustration 19 g01622821
Secure 328-2523 Bracket (23) onto step (19) with two 7X-7729 Washers (9) and two 8T-4196 Bolts (10) .Note: Do not tighten the bolts to the final torque.
Illustration 20 g01622822
(C) 66 mm (2.60 inch) (D) 441 mm (17.36 inch)
Place step (19) onto the machine at the location that is shown in Illustration 20.
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Secure step (19) onto hand rail (24) with 198-4778 Hard Washer (13) and 8T-4194 Bolt (14) .
Illustration 22 g01622827
Weld the area that is shown in Illustration 10. The weld should be a 3 mm (0.12 inch) wide fillet weld. Weld all the way around the inside of the plate. Do not start welding on the radii and do not stop welding on the radii.
Paint the areas that were welded.
Illustration 23 g01622828
Apply 8T-0065 Silicone Sealant to the outside of 328-2527 Bracket (8) and the outside of 328-2523 Bracket (23) .
Illustration 24 g01622964
Torque two bolts (10) to a torque of 55 N m (41 lb ft). Torque two bolts (11) to a torque of 55 N m (41 lb ft). Torque bolt (14) to a torque of 100 N m (74 lb ft).