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36C D6D TRACK-TYPE TRACTOR Desmontagem e MontagemNo. de Formulário SENR2828-00 Data de Publicação 1983/01/01 Data de Atualização 1993/06/19

Adjustment For Final Drive Bearings 

Adjustment For Final Drive Bearings 

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1. Remove the nut and bolt that hold lock (5) in position.

2. Remove lock (5).

3. Remove cap (2) and lock (4).

4. Use tool (A) to loosen adjustment nut (1). Turn the nut in a clockwise direction to loosen it. (Rightside of machine). On the left side of the machine turn the adjustment nut in a clockwise directionalso to loosen it.

5. Tighten nut (3) to a torque of 600 to 700 lb.ft. (810 to 950 N·m).

6. Install lock (4) to hold nut (3) in position. Install cap (2).

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7. Start the machine and turn the sprocket slowly while adjustment nut (1) is tightened with tooling(B) to a torque of 2400 ± 50 lb.ft. (3240 ± 70 N·m). Tighten nut (1) in a counterclockwise direction.On the left side of the machine the nut is tightened in a counterclockwise direction also.

8. Turn adjustment nut (1) clockwise with tooling (B) (about six to ten lugs) to lower the torque to

300 ± 10 lb.ft. (410 ± 14 N·m).

9.) Use tooling (B) to tighten adjustment nut (1) again to a torque of 350 ± 10 lb.ft. (470 ± 14 N·m).

10. Make a mark on nut (1) and the holder assembly. Tighten nut (1) in a counterclockwise direction45° more.

11. Install lock (5) in one of the notches on adjustment nut (1).

12. Install the nut and bolt that holds the lock in position in the adjustment nut.

Copyright 1991, 2008 Caterpillar Inc.All Rights Reserved.

Página 3 de 3Copyright 1991, 2008 Caterpillar Inc. All Rights Reserved.

23/10/2008file://C:\SIS\TMP\sis2851prt html