CAT-Belts - Inspect/Adjust/Replace

Belts - Inspect/Adjust/Replace784C and 785C Off-Highway Truck/TractorInspectionTo maximize the engine performance, inspect the belt for wear and for cracking. Check the belt tension. Adjust the belt tension in order to minimize belt slippage. Belt...

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CAT-Alternator Normal Operation

Systems Operation30SI Series and 34SI Series Alternator Normal OperationThe alternator is a brushless, heavy-duty integral charging system. The alternator has a built-in diode rectifier and a voltage regulator. The system produces DC current for electrical systems.The solid state integrated circuit voltage regulator that is built into the alternator limits the system voltage by switching the ground circuit for the field coil...

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Caterpillar-Alternator

Systems Operation3500B Engines for Caterpillar Built Machines AlternatorNever operate the alternator without the battery in the circuit. Making or breaking an alternator connection with heavy load on the circuit can cause damage to the regulator.Illustration Alternator components (typical example)(1) Regulator(2) Roller bearing(3)...

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