top of page

A Guide to Laser Coupling Alignment for Motors

  • Writer: Frank S. Papa
    Frank S. Papa
  • Nov 14, 2025
  • 2 min read
A large industrial motor undergoes an alignment. The equipment sits in a blue plastic case, and a wrench sits next to it.

Laser coupling alignment is a high-precision method for aligning two or more rotating shafts. This process uses lasers to get the shafts into a near-perfect straight line. Proper alignment is crucial for the optimal performance and longevity of your motors. When shafts are correctly aligned, the machinery operates smoothly, efficiently, and safely. Neglecting this maintenance task can lead to significant operational problems and costly downtime. Check out this guide to laser coupling alignment for motors.


Common Misalignment Issues

Misalignment is a primary cause of machinery failure. When motor shafts are not aligned properly, it creates excess stress on couplings, bearings, and seals. This stress leads to premature wear and tear. You might notice increased vibration and higher operating temperatures, which are clear signs of a problem.


Over time, these issues can lead to catastrophic failures, resulting in costly repairs and lost production. Angular and parallel misalignment are the two most common types, and both can severely damage your equipment if not corrected.


Step-by-Step Laser Alignment Process

The laser alignment process is systematic and precise. First, a technician mounts the laser emitter and detector on the motor and the driven machine’s shafts. The technician then performs an initial measurement by rotating the shafts. The laser system captures data and calculates the exact amount of misalignment.


Next, the technician makes real-time vertical and horizontal adjustments to the machinery’s position. The system provides live feedback, guiding the technician until the alignment is within tolerance.

Finally, a concluding measurement verifies the alignment, and the system generates a report for documentation. For complex machinery, it is wise to consult a professional electric motor supplier or repair service.


Illinois Electric Works is here to help with all your repair needs. We’re a top shop in the Midwest for industrial equipment repair. Contact us today to see how we can help!


Benefits of Proper Alignment

The advantages of precise laser alignment are significant. Properly aligned motors run more efficiently, consume less energy, and reduce operational costs. The reduction in vibration and friction extends the life of bearings, seals, and couplings.


This improved reliability means fewer unexpected breakdowns and more predictable maintenance schedules. Ultimately, maintaining proper alignment helps your equipment perform at its best, boosting productivity and protecting your investment.


Protect Your Motors

Laser coupling alignment is a fundamental practice for maintaining the health of your rotating machinery. By proactively addressing misalignment, you prevent serious mechanical issues, reduce energy consumption, and extend the lifespan of your equipment. Regular alignment checks should be an integral part of your maintenance strategy to keep your operations running smoothly and efficiently.

 
 
 

Comments


Shop Address

2161 Adams St, Granite City, IL 62040, USA

Main Office: (618) 451-6900

Fax: (618) 451-6940

Follow

  • googlePlaces
  • facebook
  • linkedin
  • youtube
  • yelp

Boss, MO Office

1874 Hwy AC, Salem, MO 65440, USA

Sales Office: (618) 578-8272

Fax: (618) 451-6940

Marion, IL Office

1404 North Logan St, Marion, IL, 62959, USA

Sales Office: (618) 751-1072

Fax: (618) 451-6940

©2024 by Illinois Electric Works Inc. 

bottom of page