Abnormal Noice & Vibration

1. Coupling may be loose.

Request customer to replace the coupling by tight one.

2. Foundation bolts may be loose or not proper size.

Request customer to replace and tighten by proper size bolts.

3. Alignment of the alternator to engine may not be proper.

Request customer to realign the alternator to engine.

4. Alternator bearings noisy or faulty.

The bearings has to replaced. Call the alternator at works.