TURBOCHARGER GP 3871145 - Caterpillar

2. Remove bolts and cover from filter housing.3. Remove and discard the used element.4. Clean the filter housing and drain plug with a clean, nonflammable solvent.5. Clean the housing base.6. Insert a new filter element into the filter housing.7. Inspect the filter housing seal. Replace the seal, if it is damaged.8. Install the cover on the filter housing.9. Install the drain plug in the filter housing. 10. Remove the magnetic strainer cover slowly. Allow the oil to drain.11. Remove the magnetic strainer assembly.12. Separate the magnet and tube assembly from screen. Wash screen and tube assembly in clean, nonflammable solvent. Allow magnet and tube assembly to dry.
Do not drop or rap magnets on hard objects, or damage can result. Replace damaged magnets.
13. Clean magnets with a cloth or stiff brush. Allow magnets to dry.14. Install magnets and tube assembly into the screen.15. Install the screen.16. Inspect the cover seal, replace if damaged.17. Install the cover and tighten bolts.18. Start the engine. Apply the service brake. 19. Slowly operate the transmission control lever to circulate the transmission oil.20. Move the transmission control lever in NEUTRAL. Engage the parking brake. Inspect for leaks. 21. Maintain the oil level between the marks in the sight gauge (1). Add the oil through fill tube (2) if necessary.22. Stop the engine.Hydraulic System
Change Filters
Remove the oil fill cap slowly to relieve the tank pressure before changing the filters. 1. Remove the filter cover.2. Inspect the cover seal. Replace if necessary.3. Remove and discard the three filter elements.4. Remove the screen. Wash screen in clean, nonflammable solvent.5. Install the screen and three new filter elements.6. Install the cover. 7. Maintain the hydraulic oil level above the ADD COLD mark in the sight gauge. Add oil if necessary.8. Inspect the fill cap gasket. Replace the gasket, if damaged. Install the oil fill cap.Fuel System
Clean and Change Filters
Do not fill fuel filters with fuel before installing them. Contaminated fuel will cause accelerated wear to fuel system parts.
The following procedure applies to both the tractor and scraper fuel systems.Wash the Primary Filter Element
The tractor's primary filter is located at the right front of the machine. The scraper's primary filter is located at the left rear of the machine.1. Open the access cover (if equipped). 2. Loosen the filter housing retaining bolt.3. Remove the housing and element.4. Remove the element from the case.5. Wash the element and housing in clean, nonflammable solvent.6. Dry the element using pressure air.7. Clean the filter case base.8. Inspect the seal. Replace if damaged.9. Insert the clean element.10. Install the element and case into housing.11. Tighten the retaining bolt to a torque of 24 4 N m (18 3 lb ft).12. Change the secondary fuel filter. (See next topic)Change Secondary Fuel Filter
The tractor's secondary filter is located at the right front of the machine. The scraper's secondary filter is located at the left rear of the machine. 1. Remove and discard the filter.2. Clean the filter mounting bases. Be sure all of the old