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WRENCH 0003561 - Caterpillar

0003561 WRENCH Caterpillar parts WRENCH
Alternative (cross code) number:
Caterpillar 0003561 WRENCH

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Do not change the coolant until you read and understand the cooling system information in Special Publication, SEBU6250, "Caterpillar Machine Fluids Recommendations".Failure to do so could result in damage to the cooling system components.
Mixing ELC with other products will reduce the effectiveness of the coolant.This could result in damage to cooling system components.If Caterpillar products are not available and commercial products must be used, make sure they have passed the Caterpillar EC-1 specification for pre-mixed or concentrate coolants and Caterpillar Extender.
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.
Note: This machine was filled at the factory with Caterpillar Extended Life Coolant.If the coolant in the machine is changed to Extended Life Coolant from another type of coolant, see Special Publication, SEBU6250, "Caterpillar Machine Fluids Recommendations".
Open the access panel on top of the engine compartment.
Illustration 1 g01012493
Slowly loosen pressure cap (1) in order to release pressure from the cooling system.
Remove the pressure cap.
Illustration 2 g01006723
Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information that pertains to containing fluid spillage.
Remove access covers (3) that are underneath the radiator.
Open drain valve (2) and allow the coolant to drain into a suitable container. The drain valve is located on the bottom of the radiator.
Flush the cooling system. Follow Step 6.a through Step 6.h in order to properly flush the cooling system.
Close drain valve (2) .
Fill the cooling system with clean water.
Install pressure cap (1) .
Start the engine and run the engine until the engine reaches operating temperature.
Stop the engine and allow the engine to cool.
Loosen pressure cap (1) slowly in order to relieve any pressure in the cooling system.
Open drain valve (2) and allow the coolant to drain into a suitable container.
Flush the radiator with clean water until the draining water is transparent.
Close the drain valve and install the access cover underneath the radiator.
Add the Extended Life Coolant. Refer to the following topics:
Special Publication, SEBU6250, "Caterpillar Machine Fluids Recommendations"
Operation and Maintenance Manual, "Capacities (Refill)"
Start the engine. Operate the engine without the cooling system pressure cap until the water temperature regulator opens and the coolant level stabilizes.
Maintain the coolant level to the bottom of the filler tube.
Inspect the gasket of the cooling system pressure cap. If the gasket is damaged, replace the pressure cap.
Install the cooling system pressure cap.
Stop the engine.
Close the access panel on top of the engine compartment.

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