SHIM 5358196 - 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 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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Operate the machine in order to warm the oil.Park the machine on level ground. Lower the bulldozer blade to the ground and apply slight downward pressure. Engage the parking brake and stop the engine.
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Remove the pressure in the hydraulic tank. Remove the small cap from the valve (1) on top of the tank. Press the stem in the center of the valve.
Remove the hydraulic tank filler cap (2) slowly in order to prevent the rapid escape of oil or air.
Wash the filler strainer and the filler cap in a clean nonflammable solvent.
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Remove the oil drain plug. The oil drain plug is located on the front of the hydraulic tank.
Attach a hose to a NPTF 1/2-14 pipe nipple. This nipple should have a length of 100 mm (4 inch).
Install the pipe nipple into the drain plug opening. Turn the valve stem (1/4 turn) in order to open the drain valve. Allow the oil to drain into a suitable container. Close the drain valve.
Remove the pipe nipple.
Clean the drain plug and install the drain plug. Tighten the drain plug to a torque of 60 7 N m (45 5 lb ft).
See Operation and Maintenance Manual, "Hydraulic System Oil Filter - Replace". Change the hydraulic system filter.
Install the filler strainer.
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See Operation and Maintenance Manual, "Refill Capacities" in order to determine the amount of hydraulic oil that is needed to fill the hydraulic oil tank. Fill the hydraulic oil tank.
Inspect the filler cap gasket. Replace the gasket if damage or wear is evident.
Install the filler cap.
Start the engine. Run the engine for a few minutes.
Maintain the oil level to the "FULL" mark in the sight gauge. Add oil, if necessary.
Stop the engine.