PUMP GP-PISTON 3073068 - Caterpillar

Engine hood and engine hood parts can be hot while engine is running or immediately after engine shutdown. Hot parts or hot components can cause burns or personal injury. Do not allow these parts to contact your skin, when engine is running or immediately after engine shutdown. Use protective clothing or protective equipment to protect your skin.
Personal injury can result from hot coolant, steam and alkali.At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns.Remove cooling system pressure cap slowly to relieve pressure only when engine is stopped and cooling system pressure cap is cool enough to touch with your bare hand.Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns.Cooling System Coolant Additive contains alkali. Avoid contact with skin and eyes.
Open the engine access door on the right side of the machine.
Illustration 1 g06036269
The sight gauge is located near the cooling system pressure cap. The coolant level should be visible in the sight gauge.
If the coolant level is low, extended life coolant must be added. Note: Refer to Special Publication, SEBU6250, "Caterpillar Machine Fluids Recommendations"Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information on containing fluid spillage.
Slowly loosen the cooling system pressure cap in order to relieve system pressure.
Remove the pressure cap.
Add coolant. Maintain the coolant level to the proper level in the sight glass.
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Typical filler cap gaskets
Clean the cooling system filler cap and check the condition of the filler cap gaskets. Replace the cooling system filler cap if the filler cap gaskets are damaged. Reinstall the cooling system filler cap and close the access door.
Inspect the cooling system for leaks. Make any necessary repairs.