951 TRAXCAVATOR Every 1000 Service Hours Or 6 Months Caterpillar

(24)Transmission System - Change Oil, Breathers and Wash Screens

1. Remove guard.

2. Remove drain plug and drain oil.

3. Remove cover.

4. Separate cover, housing spring and screen. Wash screen in clean solvent.

5. Install new cover gasket.

6. Install screen, spring and housing to cover. Be sure pin in housing is aligned with hole in cover.

7. Install cover.

8. Install drain plug.

9. Change filter elements (see item 17).

10. Remove, discard and use new plastic breather. If a metal breather, remove, wash, oil and replace (see item 17).

11. Remove floor plate and transmission fill cap.

12. Fill compartment. (Refill capacity on page 36). Start engine and check oil level. Oil should be to FULL mark on gauge.

13. Install fill cap and floor plate.

(25)Bevel Gear And Steering Clutch Compartment - Change Oil

1. Remove drain plugs and drain oil.

2. Clean and install drain plugs.

3. Remove, discard and use new plastic breather. If a metal breather, remove, wash, oil and replace (see item 22). Earlier Traxcavators had breather located on top of fill plug.

4. Change filter element and wash screen. (See item 22.)

5. Remove seat and filler cap.

6. Fill compartment. (Refill capacity on page 36.) Start engine and check oil level. Oil should be to FULL mark on gauge.

7. Install fill cap and seat.

(26)Final Drives - Change Oil

1. Remove fill plugs.

2. Remove drain plugs.

3. Drain oil from final drives.

4. Install drain plugs.

5. Fill compartments to level of fill plug opening (Refill capacity on page 36).

6. Install fill plugs. Check oil level after a few minutes of operation. Add oil if necessary.

(27)Transmission Control Linkage

Lubricate 2 fittings.

(28)Sprocket Hub Bearings

Check Adjustment:

1. Remove guards.

2. With a 5 foot (1,5m) bar between the track roller frame and the sprocket. Pry on the bar. If play is noticeable, adjust bearings.

To Adjust Bearings

1. Remove lock.

2. Loosen clamp.

3. Remove cap and lock.

4. Loosen adjusting nut (turn clockwise).

5. Tighten retaining nut to 350 ± 50 lb. ft. (48,4 ± 6,9 mkg).

6. Tighten adjusting nut (turn counterclockwise). Use a 5 foot (1,5 m) extension on wrench.

7. Install lock and cover.

8. Install lock.

9. Tighten clamp.

10. Install guards.

NOTE: Adjust both sprocket hub bearings in a similar manner.