NO. 140 MOTOR GRADER Every 500 Service Hours Or 3 Months Caterpillar


Every 500 Service Hours Or 3 Months
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1.1. (28)Transmission And Flywheel Clutch
2.1. (29)Hydraulic Control System
3.1. (30)Diesel Engine Crankcase

(28)Transmission And Flywheel Clutch

1. Stop engine. Remove filter housing drain plug and drain oil.

2. Remove housing cover and element.

3. Remove used element.

4. Check cover seal. Use new one if necessary.

5. Install new element. Tighten nut to 10 ± 2 lb. ft. (1,4 ± 0,3 mkg).

6. Install element and cover.

7. Clean and install drain plug.

8. Start engine and check oil level.

9. Add oil as necessary.

(29)Hydraulic Control System

1. Park machine. Lower all equipment and stop engine.
2. Loosen filler cap.

3. Remove filter housing drain plug and allow to drain.

4. Remove filter base, spring, seat and element.

5. Inspect filter base and plug seals. Replace if necessary.
6. Clean filter housing.

7. Install base, spring, seat and new element.

8. Clean and install filter housing drain plug.

9. Tighten filler cap.

10. Start engine and run for 2 minutes. Stop engine and check oil level.

11. Fill to top of filler neck.
12. Install filler cap tightly.

(30)Diesel Engine Crankcase

1. Disconnect breather hose.

2. Remove breather and wash in clean solvent. Dry with pressure air.

3. Install breather. Tighten bolt to 10 ± 2 lb. ft. (1,3 ± 0,3 mkg). Connect breather hose.