D4 TRACK-TYPE TRACTOR POWER SHIFT Every 500 Service Hours Or 3 Months Caterpillar

(26)Diesel Engine Crankcase - With Spin on Type Filter

1. Run engine long enough to warm the oil. Stop engine. Open drain valve and drain oil.

2. Remove old filter.

3. Clean filter housing base. Be sure all of old seal is removed.

4. Apply a thin film of clean oil to the seal of the new filter.

5. Install filter, tighten until filter seal just contacts filter base. Tighten filter an additional 3/4turn. Do not over tighten.

6. Close drain valve.

7. Remove breather. Wash breather in clean solvent.

8. Inspect seal, install new seal if necessary. Install breather. Tighten bolt to 10 ± 2 lb. ft. (1,4 ± 0,3 mkg).

9. Fill crankcase. See Refill Capacities.

10. Start engine and run at low idle to fill filter housing. Check oil level. Add oil if necessary.

11. Check for leaks.

Diesel Engine Crankcase - With Cartridge-Type Filter

1. Run engine long enough to warm the oil. Stop engine. Open drain valve and drain oil.

2. Remove filter housing drain plug.

3. Remove housing and element.

4. Inspect cover seal. Install a new seal if necessary.

5. Install new element. Install filter housing drain plug.

6. Close drain plug.

7. Remove breather. Wash breather in clean solvent.

8. Inspect seal. Install new seal if necessary. Install breather. Tighten bolt to 10 ± 2 lb. ft. (1,4 ± 0,3 mkg).

9. Fill crankcase. See Refill Capacities.

10. Start engine and run at low idle to fill filter housing. Check oil level. Add oil if necessary.

11. Check for leaks.

(27)Hydraulic Control System - Change Filter Element

1. Lower all equipment and stop engine. Loosen tank bleed plug to relieve pressure.

2. Remove filter cover and element. Inspect cover and use new seals if necessary.

3. Install new element. Install cover and tighten to 43 ± 4 lb. ft. (6 ± 0, 6 mkg).

4. Open bleed valve and start engine. Fill tank (refill capacity on Page 31).

5. Close bleed valve when oil flows without bubbles.

6. Operate equipment for a short time.

7. Check oil level and add oil if necessary.

(28)Fuel Tank

Drain water and sediment from tank through drain valve.

Remove and disassemble cap. Wash in solvent. Assemble cap, and oil filter lightly. Install cap.

(29)Transmission And Torque Converter Breathers

Remove both breathers and wash in clean solvent. Oil lightly and install breathers.