Other Topics

This Could Be Difficult!

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By on November 6, 2019

For the field portion of a recent training class, the decision was made to check the alignment on a plastic extruder. At first glance, checking the alignment of the motor shaft to gearbox input shaft is pretty straightforward. However, the output side of the gearbox had two shafts, so maybe this is not so straightforward. […]

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Balancing How To #5 – How A Correction Weight and Location is Calculated

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By on October 9, 2019

In our last “How To” we talked about the trial run – using a trial weight and location, to calculate the amount and location of a correction weight, which should correct the unbalance.  Most modern-day balancing tools do the math for you.  Even though these tools calculate the correction weight and location, it is good […]

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Flatness Measurement Repeatability Test

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By on September 24, 2019

When performing the Ariel ER-82 Top Plane Compressor Frame Measurement, surrounding reciprocating compressors in operation may cause repeatability issues due to excessive vibration. To compensate for high/excessive vibration the Sampling Time (measurement time at each measurement location) in the Fixturlaser NXA Ultimate can be lengthened as needed. The NXA has a built in Repeatability Test […]

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Long Distance Rough Alignment with the Coning Method

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By on August 7, 2019

Recently, VibrAlign was called to consult with a customer to recommend a procedure and alignment tools for a very long-distance vertical pump alignment.  First, we will describe the machine and then how we aligned it.  This large raw sewage pump machine train begins at the driver level.  In this plant, floor levels are described by […]

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The Importance of Mechanical Skills in the Data Center: HVAC

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By on July 30, 2019

Knowledge of HVAC systems is essential for data center workers since heating, ventilation, and air conditioning are so integral to the data center. A good HVAC technician will be familiar with a wide range of HVAC systems, controls, and installation methods. The skills needed for a thorough knowledge of HVAC include: Knowledge of refrigeration Knowledge […]

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Balancing How To #4 – Calculating a Trial Weight Mathematically

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By on July 26, 2019

In our last Balancing How-To, I stated that an initial trial weight is sometimes a guess.  Sometimes based on experience, and sometimes on common sense.  But if you prefer to be a little more scientific about it, there are ways to calculate a good trial weight. There are a few requirements to calculate a trial […]

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RESOURCES

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By on July 16, 2019

I read that Albert Einstein once said, “I don’t need to know everything, I just need to know where to find it when I need it.” If one did some research, that may not necessarily be true. However, if a question comes up, it’s always helpful to have resources to refer to. When it comes […]

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The Importance of Mechanical Skills in the Data Center: Bearing Replacement

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By on July 15, 2019

A key purpose of vibration analysis is to detect bearing problems before bearings fail and damage is done. This, of course, means that bearings will need to be replaced.  Proper bearing extraction and installation is important to extending the life of bearings as well. First, it is important to know when you need to replace […]

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The Importance of Mechanical Skills in the Data Center: Pump Maintenance and Overhaul

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By on July 8, 2019

Are you prioritizing a regular, predictive maintenance routine for pumps in your facility? Implementing a PdM plan is important for any piece of equipment in your facility. It is essential for sustained function and efficiency of pumps, especially since it is estimated that they account for 25 percent of total motor system energy in the […]

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The Importance of Mechanical Skills in the Data Center: Belt installation, Tensioning, and Sheave Alignment

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By on July 2, 2019

Proper belt installation and tensioning and sheave alignment are essential in order for a facility to function at optimum efficiency. A key thing to understand when it comes to belts is proper sizing. Whether you are using a correctly-sized belt for your machine will have a significant impact on the machine’s ability to function at […]

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Proper RPM Set Up with the OneProd Falcon

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By on June 26, 2019

One key bit of data required when collecting data or analyzing it is accurately pinpointing the RPM. When we set up schematics in the Machine Set Up module  we tell the software what the RPM is here. When setting up a machine in the Nest you can choose either fixed speed, variable speed with keyboard, […]

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The Importance of Mechanical Skills in the Data Center: Precision Shaft Alignment

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By on June 21, 2019

  Knowing how to perform a precision shaft alignment is important when it comes to maintenance skills. Whether you are using dial indicators or a laser alignment tool (if you are in the market for either, we have several options here), being able to achieve an accurate, repeatable alignment is key. A few reminders: The […]

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The Remarkable Power of a Positive Customer Experience

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By on June 14, 2019

Have you ever had a remarkable customer experience, a time when a company representative went above and beyond and made your day? These kinds of experiences are rare, which is unfortunate, but this is likely why we remember them and want to share them with others. Recently, VibrAlign’s COO experienced an example of this. While […]

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The Importance of Mechanical Skills in the Data Center: Precision Measurement

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By on June 6, 2019

We have been privileged to both sell tools and shaft alignment, vibration testing, and precision maintenance training for several different data centers throughout the US.  Most of the maintenance technicians we encounter have solid electronics and computer skills, but some are less experienced with mechanical skills. Thus, some of the challenges faced by these maintenance […]

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It’s the Little Things Revisited

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By on May 30, 2019

During a recent training class at the facility of a client who had their initial Shaft Alignment Best Practices training class 5 years prior, I found out none of the previous class attendees were still in maintenance. The “new” guys never had anyone show them the proper use of their laser and most had no […]

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