BELT 3748497 - Caterpillar

9. Maintain the oil level to the FULL mark on the dipstick. Add the oil through fill tube if necessary.10. Stop the engine.11. Install the floor plate and close the access cover.Hydraulic System Filter
Change the Filter Element
At operating temperature, the hydraulic tank is hot and under pressure. Hot oil can cause burns.Remove the fill cap only when the engine is stopped, and the cap is cool enough to touch with your bare hand. Remove the fill cap slowly to relieve pressure.
1. Remove the oil fill cap to relieve the tank pressure.2. Remove the cover mounting bolts.3. Remove the cover, screen and filter assembly.4. Remove the retaining nut and screen.5. Remove and discard the filter elements.If stud was loosened during removal of the retaining nut, it will be necessary to tighten stud to 55 7 N m (40 5 lb ft).6. Wash the cover and screen in clean, nonflammable solvent.7. Inspect the seal on the cover and top of tank. Replace with new seals if used ones are damaged.8. Install a new filter element.9. Install the clean screen and retaining nut.10. Install the cover and filter assembly. Tighten the cover mounting bolts to 45 7 N m (32 5 lb ft). 11. Maintain the hydraulic oil to the FULL mark in the sight gauge.12. Install the oil fill cap.Engine Crankcase Oil Breather
Remove and Wash the Breather
Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin.
1. Loosen the breather outlet hose clamp and remove the hose from the breather cover.2. Remove the breather.3. Check the condition of cover seal. Replace with new seal if the used one is damaged.4. Wash the element and cover assembly in clean, nonflammable solvent.5. Shake, or use pressure air, to dry the element.6. Install the clean breather element cover assembly.7. Install the hose and clamp.Equalizer Bar Pads
Inspect and Replace If Necessary
Inspect the equalizer pads for cracked or large missing portions of rubber. Contact your Caterpillar dealer for replacement, or instructions.Fuel Tank Cap and Screen
Clean the Cap and Strainer
1. Remove the fuel tank fill cap and strainer.2. Disassemble the fuel cap. Wash cap and strainer in clean, nonflammable solvent.3. Inspect the tank cap seal. Replace the seal if damaged.4. Put a light coat of oil on the cap components.5. Assemble and install the cap.Fuel Filters
Wash Primary - Change Secondary
Pressure air can cause personal injury. When using pressure air for cleaning, wear a protective face shield, protective clothing and protective shoes.The maximum air pressure must be below 205 kPa (30 psi) for cleaning purposes.Use all cleaning solutions with care.Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire.Turn the disconnect switch OFF or disconnect the battery when changing fuel filters.
Do not fill fuel filters with fuel before installing them. Contaminated fuel will cause accelerated wear to fuel system parts.
Wash the Primary Filter
Shut off the fuel supply valve located under the fuel tank. 1. Loosen the filter housing case retaining bolt.2. Remove