TM 5-3895-382-24
Problem 30
The alternator charges the battery at a voltage that is too
high.
Probable Cause
1.
The alternator or the regulator has loose electrical
connections.
Tighten all electrical connections to the alternator and
the regulator.
2.
The regulator is defective.
Replace the regulator.
Problem 31
The alternator is noisy.
Probable Cause
1.
The drive belt for the alternator is worn or damaged.
Replace the drive belt for the alternator.
2.
The drive pulley for the alternator Is loose or worn.
Inspect the pulley for wear and damage. Tighten the
nuts of the pulley to the correct torque. Replace a
damaged pulley.
3.
The drive belt and the drive pulley are not in alignment.
Adjust the alignment.
4.
The bearings of the alternator are worn or damaged.
Replace the bearings.
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