FILTER GP-FUEL 4200263 - Caterpillar

Brake Discs
If the machine is equipped with brake wear indicators, record the initial measurement when the machine is new or when the brakes are rebuilt. Compare subsequent measurements to the initial measurement in order to determine the amount of wear.
Inspect the front brakes for wear and inspect the brake system for leakage.
Inspect the rear brakes for wear and inspect the rear brakes for system leakage. For information on the proper inspection procedures, refer to Systems Operation, Testing and Adjusting, UENR1129, "770G and 772G Hydraulic System", "Service Brake Discs - Check".Note: Refer to Guideline for Reusable Parts and Salvage Operations, SEBF8095, "Service Brakes for Off-Highway Trucks and Tractors" when you rebuild the brakes.Brake Pressure
Test the system pressure for the service brakes and retarder.For more information on the proper procedures, refer to Systems Operation, Testing and Adjusting, UENR1129, "770G and 772G Hydraulic System", "Service Brakes and Retarder System Pressure - Test" or contact your Caterpillar dealer.