983 TRAXCAVATOR Every 1000 Service Hours Caterpillar

(20)Transmission, Bevel Gear And Steering Clutch Compartment

Change Oil and Wash Suction Screen

1. Remove transmission and bevel gear drain plug.

2. Remove drain plugs from steering clutch compartments.

3. Lower hinged guard.

4. Remove drain plug from converter.

5. Remove cover and screen.

6. Separate screen from cover.

7. Wash screen in clean kerosene or diesel fuel.

8. Attach screen to cover and install cover, screen and drain plug in converter. Close guard.

9. Install steering clutch compartment drain plugs.

10. Install transmission and bevel gear drain plug.

11. Fill compartment. (Refill capacity on page 36.)

12. Check oil level and add oil if required. Operate Traxcavator a few minutes and recheck oil level.

(21)Sprocket Hub Bearings

Check Adjustment:

1. Remove guards.

2. Place a 5' (1,5 m) 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. Remove cap and lock.

3. Loosen adjusting nut (clockwise).

4. Tighten retaining nut to 500-600 lbs. ft. (70-80 mkg).

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

6. Install lock.

7. Install lock and cover.

8. Install all guards.

(22)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 operation. Add oil if necessary.