Keeping Your Electric Motors Running Strong
Electric motor maintenance tips are essential for manufacturing facilities that rely on these workhorses day in and day out. Without proper care, motors can fail unexpectedly, causing costly downtime and production losses.
Here are the key maintenance practices to extend motor life:
- Regular inspections – Check for unusual noises, vibrations, and heat
- Proper lubrication – Avoid both over and under-greasing bearings
- Clean environment – Remove dust and debris regularly
- Electrical connection checks – Ensure tight, corrosion-free connections
- Temperature monitoring – Prevent overheating and insulation damage
- Vibration analysis – Detect bearing wear and misalignment early
- Maintain documentation – Record all maintenance activities
Electric motors are the backbone of industrial manufacturing operations, powering everything from conveyor systems to precision spindles. With bearing troubles accounting for 50-65% of all electric motor failures, implementing a structured maintenance program isn’t just good practice—it’s essential for operational reliability.
“Treated correctly, electric motors can last a long, long time,” notes industry experts. “In many cases, motors fail prematurely not because of design, manufacturing, or installation issues, but from poor lubrication practices.”
A proper preventive maintenance plan helps ensure many hours of trouble-free operation while avoiding the high costs associated with unexpected equipment downtime. For manufacturing facilities that depend on precision spindles and electric motors, routine maintenance is the difference between smooth operations and costly repairs.
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Top Electric Motor Maintenance Tips
Implementing a comprehensive maintenance strategy for your industrial manufacturing spindles and electric motors isn’t just smart business—it’s essential for keeping your operation running smoothly. Our experience at MZI Precision has shown that thoughtful preventive maintenance can add years to your motors’ lives while significantly reducing those costly, unexpected downtimes. Let me share some of the most valuable electric motor maintenance tips we’ve gathered through decades of spindle repair and rebuilding work.
Implement a Preventive Electric Motor Maintenance Program
Think of preventive maintenance as health insurance for your motors. Just like regular checkups help catch health issues before they become serious, a structured maintenance program identifies potential motor problems before they lead to catastrophic failures.
Start by creating a detailed inventory where each motor gets its own unique ID—like giving each its own medical chart. Document everything about these workhorses: specifications, where they live in your facility, and their complete operational history. This information becomes invaluable when troubleshooting issues down the road.
Develop a maintenance schedule that makes sense for your operation. Consider how critical each motor is to your production, what kind of environment it operates in, its typical workload, and what the manufacturer recommends. Some motors working in harsh conditions might need monthly attention, while others can go longer between checkups.
When motors are running at their best, take baseline measurements of electrical readings and mechanical parameters. These become your reference points—the “healthy” numbers you’ll compare against during future inspections.
Make sure your maintenance team knows exactly what they’re doing. Proper training on inspection techniques and safety protocols isn’t just good practice—it could save lives and equipment.
As one of our veteran maintenance engineers likes to say, “Planning for your motor’s life will pay dividends versus just letting it happen.” With proper care, industrial motors designed for 20+ years of service actually achieve that lifespan instead of failing prematurely.
Regularly Inspect and Tighten Electrical Connections
Loose or corroded electrical connections are silent killers of motors. They create voltage imbalances, increase resistance, and can even cause electrical arcing that damages motor windings.
Safety always comes first. Before you even think about inspecting electrical connections, disconnect power and follow proper lockout/tagout procedures. Your most important maintenance asset is a healthy, uninjured technician.
During visual inspections, look for telltale signs of trouble: discoloration that suggests overheating, any hint of corrosion, connections that have worked themselves loose, or damaged insulation. These visual clues often reveal problems before they cause failure.
When tightening connections, resist the urge to muscle them down as tight as possible. Use a calibrated torque wrench to achieve the manufacturer’s specified values. Over-tightening can be just as damaging as loose connections, potentially cracking terminals or stripping threads.
For more detailed assessment, use a multimeter to check phase-to-phase resistance. Uneven readings often point to winding damage or connection issues that need addressing. Every couple of years, perform insulation resistance tests (megger tests) to verify that motor winding insulation remains intact.
Motors working in challenging environments—those with vibration, moisture, or temperature swings—typically need more frequent electrical checks than those in stable, controlled settings.
Proper Electric Motor Maintenance Tips for Lubrication
If there’s one area where proper maintenance makes the biggest difference, it’s lubrication. The statistics are eye-opening: over 90% of electric motor bearing failures stem from improper lubrication, with overgreasing being the number one culprit.
Always use the lubricant specified by the manufacturer. Electric motor greases typically have specific properties—usually a base oil viscosity around 100 centistokes at 40°C, thickened with polyurea or lithium complexes. Using the wrong grease is like putting diesel in a gasoline engine—technically it’s fuel, but it’s going to cause problems.
Determining the right amount of grease is more science than art. The formula G = 0.114 × D × B (where D is the bearing’s outside diameter and B is its width) will tell you exactly how much grease you need in ounces. Then calibrate your grease gun by weighing its output—typically about 18 shots per ounce for a manual gun.
When it’s time to grease, follow a methodical process. If possible, do it while the motor is warm and running. Clean both the grease fittings and gun tip—introducing dirt defeats the purpose of fresh lubricant. Remove the grease relief plug, then apply grease slowly, about 3-5 seconds per shot. Let excess grease exit through the relief port, run the motor for 30-40 minutes to distribute the grease evenly, and only then replace the relief plug.
Mixing different greases is asking for trouble. As one of our technicians colorfully puts it, it’s like mixing “gunpowder and alcohol—you can’t shoot it and it tastes terrible.” Incompatible greases can break down, turning solid grease into oil and leading to bearing failure.
Not every motor needs regular greasing. Smaller motors (under 30 horsepower) often use sealed bearings that are permanently lubricated. Always check if your motor is designed to be greased before attempting maintenance.
“Never overlubricate,” is advice we can’t stress enough. Excess grease doesn’t just waste money—it can force grease into motor windings, degrading insulation and potentially causing electrical failures.
For more detailed guidance on this critical aspect of maintenance, check out How to Grease Your Electric Motor Bearings.
Keep Motors Clean and Environmentally Protected
Environmental factors can dramatically impact motor performance and lifespan. Dust restricts airflow and causes overheating, while moisture leads to corrosion and electrical shorts—neither of which your motors appreciate.
Establish a regular cleaning schedule using compressed air or a vacuum to remove dust and debris. Never use liquid cleaners on motors—that’s introducing moisture to a system that doesn’t want it. Focus on keeping the motor exterior, cooling fins, air intake vents, and fan covers clear of buildup.
Protect against moisture by ensuring your motors have the right enclosure rating for their environment. In dusty settings, Totally Enclosed Fan Cooled (TEFC) motors offer better protection. For humid environments, consider using space heaters when motors aren’t running to prevent condensation. Make sure drain holes remain clear in motors designed with them.
Regularly inspect seals and gaskets for signs of deterioration. These seemingly minor components form the first line of defense against environmental intrusion.
We once worked with a client whose motor was literally buried under accumulated dirt and process materials. After a thorough cleaning, the operating temperature dropped by more than 25°F—a change that likely added years to that motor’s service life.
Electric Motor Maintenance Tips: Monitor Temperature and Vibration
Temperature and vibration monitoring are like having your finger on the pulse of your motors. Excessive heat degrades insulation and lubricants, while abnormal vibration typically signals mechanical issues like misalignment or bearing wear.
Use infrared thermometers to regularly check motor surface temperature during operation. Compare these readings against your baseline data and manufacturer specifications. Rising temperatures over time may indicate inadequate ventilation, bearing problems, electrical issues like overload or voltage imbalance, or lubrication problems.
Most motors are designed to operate with a temperature rise of 80°C above ambient. When temperatures exceed this range, it’s time for immediate investigation—not next week or next month.
For vibration, start with basic monitoring using a vibration meter to check overall levels. Industry standards suggest vibration should stay below 0.05 inch-per-second overall for frequencies between 0-120,000 CPM. As you become more sophisticated, implement spectrum analysis to identify specific issues by their vibration signatures.
Different problems create different vibration patterns: bearing defects have specific frequency patterns, misalignment typically shows at 1× and 2× running speed, unbalance predominantly appears at 1× running speed, and looseness generates multiple harmonics.
“Regular monitoring of temperature and vibration can detect problems months before they lead to failure,” as one of our maintenance experts often reminds clients. “This provides ample time for planned repairs rather than emergency replacements.”
For deeper insights into these predictive maintenance techniques, take a look at the Scientific research on predictive maintenance.
Proper Storage of Electric Motors
Even when not in use, motors need proper care. Improper storage leads to bearing damage, corrosion, and insulation deterioration that can make a motor unusable before it ever gets installed.
Store motors in clean, dry areas with stable temperatures between 65°F and 120°F (18°C to 49°C) and non-condensing humidity levels. Even when not operating, protect motors from vibration, which can damage bearings over time.
Before storage, thoroughly clean the motor, apply protective coating to machined surfaces, fill oil reservoirs as recommended, and energize space heaters if the motor is equipped with them.
During storage, rotate the shaft manually several times each month. This simple practice prevents bearing fretting corrosion and “false brinelling”—permanent indentations that form when bearings sit motionless for extended periods. Periodically check that space heaters are working and inspect for any signs of moisture or pest intrusion.
Before installation, measure insulation resistance, drain and replace any oil present, and conduct a thorough inspection to verify the motor is in “as new” condition. Follow manufacturer guidelines for removing any preservatives.
“Monthly manual rotation of stored motor shafts is crucial to mitigate fretting corrosion,” as one of our senior technicians always reminds customers. This five-minute monthly task can prevent significant damage during inactive periods.
Advanced Predictive Maintenance Techniques
The world of electric motor maintenance is evolving beyond basic preventive care. Today’s advanced predictive techniques allow maintenance teams to become almost clairvoyant about motor health, spotting problems months before they cause failures. These sophisticated electric motor maintenance tips help manufacturing facilities save money while dramatically improving reliability.
Predictive Electric Motor Maintenance Tips: Vibration Analysis
Think of vibration analysis as your motor’s heartbeat monitor. Every motor has a unique vibration signature when healthy, and just like a doctor listening to irregular heartbeats, trained technicians can detect when something’s amiss.
Modern vibration analysis goes far beyond simply placing your hand on a motor to feel excessive shaking. Spectrum analysis breaks down vibration patterns into frequency components that tell specific stories about what’s happening inside. Bearing problems create distinctive high-frequency patterns, while misalignment shows up as vibrations at specific multiples of running speed. An unbalanced rotor generates predominant vibration at exactly the running speed, while electrical issues often appear at twice the line frequency.
The real power comes from tracking these patterns over time. A gradual increase in certain frequencies might indicate a bearing slowly deteriorating, giving maintenance teams weeks or even months to plan a replacement during scheduled downtime.
One manufacturing plant finded this when routine vibration monitoring detected early signs of bearing fluting in a critical pump motor. Rather than facing an unexpected breakdown that would have halted production, they scheduled repair during a planned maintenance window, saving thousands in emergency repair costs and lost production.
Infrared Thermal Imaging in Maintenance
If vibration analysis is like listening to your motor, thermal imaging is like seeing its hidden pain points. This technology allows maintenance technicians to visualize heat patterns that reveal problems invisible to the naked eye.
Electrical connections that appear fine visually might show up as bright hotspots in a thermal image, indicating resistance that could eventually lead to failure. Bearings beginning to fail often heat up long before making noise or vibrating excessively. Even motor windings developing insulation problems can be detected as uneven heat patterns across the motor body.
The key to effective thermal imaging lies in consistency. By capturing baseline images when motors are running normally, technicians can spot subtle changes that indicate developing problems. One manufacturing facility finded a motor running 15°F hotter than identical motors in the same application—investigation revealed a partially blocked cooling vent that would have eventually caused overheating failure.
Modern infrared cameras have become remarkably user-friendly and can capture accurate readings from safe distances—even allowing technicians to monitor motors in hard-to-reach locations or operating at dangerous voltages without exposure to hazards.
Leveraging IIoT and Machine Learning
The most exciting frontier in motor maintenance involves bringing motors into the digital age through the Industrial Internet of Things (IIoT) and machine learning. This approach transforms maintenance from periodic human inspections to continuous automated monitoring.
Small, affordable sensors now allow continuous tracking of motor vibration, temperature, current draw, and even acoustic signatures. These sensors transmit data wirelessly to central systems where machine learning algorithms analyze patterns far more thoroughly than human technicians could manage.
The real magic happens when these systems begin recognizing subtle patterns that humans might miss. An algorithm might notice that a particular combination of slightly liftd temperature, minor current fluctuations, and barely detectable vibration changes has preceded failures in similar motors. The system then alerts maintenance teams weeks before traditional methods would detect any problem.
Beyond early detection, these systems offer several compelling advantages:
Machine learning significantly reduces false alarms by understanding normal variations in operating conditions. A motor working harder during peak production periods might show liftd temperatures that would trigger concerns in a simple threshold-based system, but machine learning recognizes this as normal behavior.
These systems also optimize maintenance intervals based on actual conditions rather than conservative time-based schedules. A motor operating in ideal conditions might safely go longer between inspections, while one facing challenging environments receives more frequent attention.
“The future of motor maintenance lies in letting the motors tell us when they need attention,” explains one industry expert. “With IIoT sensors and machine learning, we’re finally giving them a voice to do exactly that.”
At MZI Precision, we’ve seen how these advanced techniques have transformed maintenance practices for our industrial manufacturing clients. The days of unexpected motor failures disrupting production can become a thing of the past with the right predictive maintenance program.
Understanding Maintenance Strategies: Preventive, Predictive, and Reactive
When it comes to keeping your electric motors running smoothly, choosing the right maintenance strategy makes all the difference. Think of it as selecting the right tool for the job—each approach has its sweet spot depending on your specific needs and resources.
At MZI Precision, we’ve seen how the right maintenance strategy can dramatically extend motor life and prevent those heart-stopping moments when production grinds to a halt. Let’s break down your options:
| Maintenance Strategy | Description | Advantages | Disadvantages | Best Application |
|---|---|---|---|---|
| Preventive | Scheduled maintenance based on time or usage intervals | Reduces unexpected failures; Extends equipment life; Planned downtime | May include unnecessary work; Potential for incidental damage during maintenance | Critical motors; Motors with predictable wear patterns |
| Predictive | Condition-based maintenance using monitoring technologies | Maximizes component life; Minimizes unnecessary maintenance; Reduces unexpected failures | Higher initial investment in monitoring equipment; Requires specialized training; Data interpretation challenges | High-value motors; Motors where failure has significant consequences |
| Reactive | “Run to failure” approach with repair only after breakdown | Lower upfront costs; Minimal planning required; 100% component life utilization | Unplanned downtime; Higher repair costs; Potential for collateral damage; Safety concerns | Non-critical motors; Easily replaceable motors; Motors where monitoring costs exceed replacement value |
Advantages and Disadvantages of Preventive Maintenance
Preventive maintenance is like getting your car serviced every 5,000 miles—whether it needs it or not. It’s about sticking to a schedule rather than waiting for signs of trouble.
Think of it as the “better safe than sorry” approach. You’ll sleep better knowing you’ve addressed potential issues before they cause a midnight emergency call. Regular service helps motors achieve their full lifespan potential, which can be 20+ years when properly maintained. Plus, you get to choose when the downtime happens, scheduling around your production needs.
The beauty of preventive maintenance lies in its simplicity. With clear schedules and procedures, even less experienced technicians can follow the plan effectively.
But there’s a downside to this approach. Sometimes you’ll replace parts that still had plenty of life left—like changing perfectly good oil just because the calendar says it’s time. Each time you perform maintenance, there’s also a small risk of introducing new problems. We call these “maintenance-induced failures,” and they happen more often than most people realize.
For best results with preventive maintenance, start with the manufacturer’s recommendations, but adjust based on your specific operating conditions. Keep detailed records of what you find during each service—this information is gold for refining your maintenance intervals over time.
Advantages and Disadvantages of Predictive Maintenance
Predictive maintenance is like having a doctor monitor your health with sophisticated equipment, only performing procedures when the tests show something’s actually wrong. It’s the smart approach to maintenance.
Electric motor maintenance tips from our experts consistently point to predictive maintenance as the most cost-effective strategy for critical equipment. By monitoring conditions like vibration, temperature, and electrical parameters, you can spot problems months before they cause failure.
One customer told us, “We found bearing deterioration six months before it would have failed—during our busiest season. That single catch paid for our entire monitoring system.”
Predictive maintenance means you’re maximizing every component’s useful life while still preventing failures. You’ll also gain deeper insights into why problems occur, helping you address root causes rather than just symptoms.
The catch? You’ll need to invest in monitoring equipment and software upfront. Your team will need training to collect and interpret the data correctly. And if they misread the signals or set incorrect alarm thresholds, you might miss developing problems.
To implement predictive maintenance successfully, start with your most critical motors where failure would be catastrophic. Establish clear baseline measurements when motors are known to be in good condition, and develop specific alarm thresholds based on equipment characteristics. Most importantly, ensure findings translate into appropriate maintenance actions—the best data in the world is useless if nobody acts on it.
Advantages and Disadvantages of Reactive Maintenance
Reactive maintenance is the “if it ain’t broke, don’t fix it” philosophy. You simply run equipment until it fails, then repair or replace it.
This approach offers the lowest upfront maintenance costs—you’re not spending time or money on maintenance until absolutely necessary. Planning is minimal, and you’ll get 100% utilization from every component. Some facilities operate with minimal maintenance staff using this approach.
However, the downsides are significant. Failures occur without warning, often at the worst possible times (there seems to be an unwritten law that equipment fails during rush orders or holiday weekends). Emergency repairs typically cost 3-5 times more than planned maintenance, and catastrophic failures can create serious safety hazards.
When a motor fails unexpectedly, it often damages other components too. We’ve seen simple bearing failures escalate to destroyed windings, bent shafts, and even damaged driven equipment. Overall motor lifespan is typically reduced significantly with this approach.
If you do opt for reactive maintenance, limit it to non-critical motors where failure won’t disrupt operations. Keep adequate spare parts on hand, and develop clear emergency response procedures to minimize downtime when failures inevitably occur.
As one of our senior technicians likes to say, “The choice between preventive, predictive, and reactive maintenance isn’t always an either/or decision. The smartest programs use all three approaches, applying each where it makes the most sense.”
At MZI Precision, we’ve helped countless manufacturing facilities develop maintenance strategies custom to their specific needs. Whether you’re managing critical spindles that can’t fail or looking to optimize maintenance costs across your facility, the right strategy makes all the difference in your operational reliability.
Frequently Asked Questions about Electric Motor Maintenance
How often should electric motors undergo routine maintenance checks?
The million-dollar question for any maintenance team is always about timing – when exactly should you be checking those motors? The truth is, there’s no one-size-fits-all answer, but we can provide some helpful guidelines based on our years of experience at MZI Precision.
Your maintenance schedule should be influenced by several key factors. Motors operating in harsh environments with dust, moisture, or extreme temperatures will need more frequent attention than those in clean, controlled settings. Similarly, motors that run continuously or experience frequent starts and stops face more stress than those operating under steady, light loads.
The importance of the motor to your operation also matters. Is this a motor that, if failed, would shut down your entire production line? Or is it powering something less critical? The more essential the motor, the more attention it deserves.
As a starting point, we typically recommend a tiered approach to motor maintenance. Weekly visual and auditory checks only take a few minutes but can catch developing issues early. Monthly checks should include basic vibration and temperature measurements to spot trends. Quarterly or semi-annual comprehensive inspections dig deeper into the motor’s condition, while annual checks should include complete electrical testing.
“Regular inspections are your first line of defense against unexpected failures,” our maintenance team often reminds clients. “Even five minutes of weekly attention can prevent major issues down the line.”
Manufacturer recommendations should always be your baseline – they designed the equipment and understand its needs better than anyone. From there, you can adjust based on your specific operating conditions and experience.
What are the common signs of electric motor failure that should not be ignored?
Motors rarely fail without warning – they typically send distress signals well before catastrophic failure occurs. The key is knowing what to look for and taking these signs seriously.
Unusual noises are often the first indication something’s wrong. A healthy motor has a consistent sound; when that changes, pay attention. Grinding or scraping often points to bearing issues, while humming or buzzing suggests electrical problems. Clicking or knocking sounds typically indicate mechanical looseness or misalignment.
Excessive vibration is another telltale sign. While all motors vibrate to some degree, changes in vibration patterns or intensity warrant investigation. A vibration that’s directional (stronger in one direction) or that changes with load can point to specific developing problems.
When a motor runs hotter than normal, it’s crying for help. If the housing is too hot to comfortably touch (above 70°C/158°F), you’re likely facing an issue. Look for other heat-related signs like burning odors, paint discoloration, or lubricant leakage.
On the electrical side, be wary if circuit breakers trip repeatedly, fuses blow, or you measure voltage imbalances between phases. Decreased insulation resistance readings are particularly concerning as they often precede major electrical failures.
Performance issues like reduced speed under load, difficulty starting, increased power consumption, or intermittent operation should never be ignored. These operational changes often indicate developing motor problems.
“Never ignore a motor that’s telling you something is wrong,” our technical team at MZI Precision often warns. “The difference between a minor repair and a complete rebuild often comes down to how quickly you respond to these warning signs.”
When you notice any of these symptoms, documenting them thoroughly helps maintenance teams pinpoint the root cause and determine the appropriate solution.
How can proper lubrication extend the life of electric motor bearings?
If bearings are the heart of your electric motor, then lubrication is the lifeblood that keeps them healthy. Proper lubrication practices can dramatically extend bearing life, while poor practices are often the leading cause of premature failure.
Good lubrication serves multiple crucial functions simultaneously. It creates a thin film that separates moving surfaces, preventing the metal-to-metal contact that causes wear. It carries heat away from bearing surfaces, preventing the temperature rise that degrades both the bearing and the lubricant itself. It forms a protective barrier against moisture and corrosive elements while also helping keep dirt and debris away from precision surfaces. As an added benefit, it even dampens minor shocks and vibrations that could otherwise damage bearing components.
To maximize bearing life through proper lubrication, start by selecting the correct lubricant. This isn’t the place to cut corners or make substitutions – always use the manufacturer-recommended grease type with the appropriate viscosity (typically 90-120 cSt at 40°C for electric motors).
Equally important is applying the right amount. Both over-greasing and under-greasing can lead to premature failures. Over-greasing causes churning, liftd temperatures, and potential seal damage, while under-greasing fails to provide adequate protection. Calculate the precise quantity based on bearing dimensions rather than guessing.
Establish an optimal relubrication frequency based on your specific operating conditions. Factors like temperature, speed, load, and environment all affect how quickly lubricant degrades. In some high-stress applications, monthly regreasing might be necessary, while other motors might go a year between applications.
Always follow proper application procedures – clean fittings thoroughly, remove relief plugs to allow old grease to exit, apply new grease slowly and methodically, and allow the motor to run for a period before replacing relief plugs.
We’ve seen how implementing these electric motor maintenance tips can transform reliability. At one manufacturing facility we worked with, motors were failing every 6-8 months due to bearing issues. After implementing ultrasonic-guided lubrication practices and switching to the correct grease type, bearing life extended beyond three years – a dramatic improvement that saved substantial downtime and repair costs.
When it comes to lubrication, consistency and attention to detail make all the difference. It’s not the most glamorous part of maintenance, but it’s certainly one of the most important.
Conclusion
Implementing these electric motor maintenance tips isn’t just about avoiding repair costs—it’s about keeping your production lines running smoothly day after day. At MZI Precision, we’ve seen how proper maintenance transforms equipment reliability and extends operational life.
Think of your maintenance program as an investment that pays dividends through consistent performance and fewer headaches. After all, wouldn’t you rather schedule maintenance on your terms instead of having a failed motor decide for you?
Remember these key takeaways from our discussion:
Be proactive, not reactive. The most successful manufacturing operations don’t wait for problems—they prevent them through regular inspections, proper lubrication schedules, and creating protective environments for their motors.
Technology is your friend. Modern tools like vibration analysis and thermal imaging aren’t just for the biggest operations anymore. These accessible technologies help you spot tiny problems before they become expensive nightmares.
Your bearings deserve special attention. With bearing issues causing well over half of all motor failures, your lubrication practices might be the most important maintenance you perform. Not too much, not too little—just right.
Documentation matters more than you think. Those maintenance logs aren’t just paperwork—they’re the story of your equipment’s life, telling you when patterns emerge and helping you optimize your approach over time.
One size doesn’t fit all. Some motors deserve the full predictive treatment, while others might reasonably run until replacement. Being strategic about which approach you take with each motor saves both time and money.
Trust your senses. When a motor starts making unusual noises or feels hotter than normal, it’s communicating with you. The best maintenance technicians develop an almost intuitive feel for when something isn’t right.
For manufacturing facilities that depend on precision spindles and electric motors, maintenance excellence directly translates to production quality and operational efficiency. It’s not an exaggeration to say that your maintenance practices can be a competitive advantage in your industry.
When you need expert assistance with electric motor repair, rebuilding, or maintenance challenges beyond your team’s capabilities, MZI Precision’s electric motor repair services provide the specialized knowledge to keep your equipment running at peak performance. With locations throughout California, we bring decades of experience in industrial manufacturing spindle repair and rebuilding to every job.
By following these comprehensive electric motor maintenance tips, you’re not just extending equipment life—you’re reducing energy consumption, minimizing downtime, and creating a more reliable manufacturing operation. That’s not just good maintenance—it’s good business.