KIT- 4668498 - Caterpillar

At operating temperature, the hydraulic tank is hot and under pressure.Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin.Remove the filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand. Remove the filler cap slowly in order to relieve pressure.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Lower the bulldozer and the ripper to the ground.
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Right side of cab
Slowly remove hydraulic tank filler cap (2) in order to relieve the system pressure.
Remove retaining nut (1).Hydraulic Tank
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Remove the cover and remove oil filter (4) from the filter housing. Perform the following steps.
Properly dispose of the filter element.
Apply a thin coat of oil to the seal on the new filter element. Hand tighten bottom filter nut (4A).Note: No deformation of the retainer from tightening is allowed.Note: Loosening of filter nut (4A) from machine applications is normal for continued performance.
Install the filter element into the filter housing.
Replace the cover and install retaining nut (1) to tightening torque of 60 7 N m (44 5 lb ft).
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Remove retainer ring (5) from the oil filler tube.
Remove strainer (6) from the oil filler tube.
Wash the screen in a clean nonflammable solvent.
Inspect seal (7) on the filler cap. Replace the seal if the seal is worn or if the seal is damaged.
Install the strainer, the retainer ring, and filler cap (2).
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(3) Hydraulic tank sight glass
Maintain the hydraulic oil to the "FULL" mark in the sight glass.Steering Charge Filter
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Open the access door on the left side of the machine that is forward of the fuel tank.
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Steering charge filter
Remove the filter element that is next to the window washer reservoir with a strap type wrench.
Clean the filter element mounting base. Remove any part of the filter element gasket that remains on the filter element mounting base.
Install the new steering charge filter element by hand.Note: Instructions for the