Posts by: Chris Troutt

Mechanical Looseness Identification

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By on November 2, 2018

A common vibration signature on equipment is looseness. There are two types of looseness: structural/fastener, fit between rotating components. For this discussion, we will focus on structural and fastener looseness.  Typically, it is highly directional, occurs at 1xRPM, and will look similar to this spectrum. In this case, the vibration was confined to the vertical […]

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Vibration Sensor Mounting Tips

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By on September 13, 2018

Accelerometers by nature are sensitive tools. This sensitivity is heavily influenced by how the sensor is mounted. Standard accelerometers are mounted several ways based on need and application. Typical route-based data collecting will be done with a rare earth magnet. The magnet can be either flat or a two-pole type. This provides good data with […]

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Permanent Mounted Sensors

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By on June 20, 2018

At the wrap up of a recent Hawk/SMC class the discussion was around what rotating assets to collect vibration data on going forward. The conversation quickly turned to a few keys assets that had the ability to impact large percentages of the downstream processes. The area technicians said that even though the machine was very […]

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Why Your Maintenance and Reliability Team Needs a Hype Man

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By on October 18, 2017

A hype man in rap and hip hop supports the primary rappers with exclamations and interjections, and attempts to increase the audience’s excitement. Emmanuel C. M. says, “the hype man is essential to a live performance. He is an integral piece to the whole show.  It’s his job to be the support for the performer, give the performer energy […]

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Soft Foot Caused by a C-face Motor

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By on February 12, 2013

Our service group received a call from a water treatment plant in the western US for assistance to align a gearbox with C-face motor to a rotary lobe pump. After numerous failed attempts and multiple hours of frustration they had determined the gearbox to be Bolt Bound.   We were asked to bring turned down bolts and […]

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Persistence Pays!

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By on April 11, 2012

Not too long ago I was called to one of our sister shops to perform a laser shaft alignment on a 3600 RPM skid-mounted end-suction ANSI pump. Easy, right? Honestly, I made a few mistakes right off the bat: Thinking this would be easy (and starting right before quitting time). Taking for granted that all […]

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