Motors and Foreign Materials

Make sure the plant engineer understands how dirt is affecting the equipment.

Your scheduled PM for the main drive motor for the palletizer system includes a current draw measurement. It’s within spec, but very near the high limit. So you ask production about scheduling downtime to address this. Because a critical run is scheduled for tomorrow, production wants repairs done today.

Insulation resistance testing on the windings provides results almost identical to those obtained six months ago. Laser alignment shows the motor was slightly out of alignment,

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