Galen Evans, PE


Gears and Bearings July 1, 1999

Correcting machine misalignment and soft foot by laser

Is your rotating shaft alignment program making it difficult to achieve excellent tolerances? Are alignments taking longer than they should? Does your laser alignment system sometimes give unpredictable results? If you answered yes to any of these questions, the following information will be useful. Alignment systems Shaft alignment awareness has dramatically increased in the last 15 yr. This interest is largely due to intensive education, training, and advertising by institutions and laser shaft alignment manufacturers. The payback on an investment in precision shaft alignment is well known and documented. Laser alignment systems range from low-cost, low-performance, and bare-bones models to sophisticated machinery drive-train packages with graphics and prompts.

By Galen Evans, PE
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