ACCUMULATOR GP-HYDRAULIC 3683015 - Caterpillar

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Open both of the engine access doors in order to open the radiator cooling fan housing. Open the radiator cooling fan housing in order to expose the radiator core.
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You can use compressed air, high-pressure water, or steam to remove dust and other debris from the radiator fins. The maximum air pressure for cleaning purposes must be reduced to 205 kPa (30 psi). The maximum water pressure for cleaning purposes must be below 275 kPa (40 psi). However, the use of compressed air is preferred. Refer to Operation and Maintenance Manual, "General Hazard Information" for Safety information about using pressurized air and water.
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If equipped, clean the air conditioner condenser on the top of the hood.