Service

Keep it running. Keep it compliant.

For a lot of our customers the sale is just the beginning. Our service team (field service technicians, regional service managers, coordinators and a growing bench) stays with your instrumentation for its entire life.

Equipment down right now? Call (800) 772-0878. Don’t wait on email. Down-equipment calls are triaged first.
ISO 17025
field and laboratory calibration
ISO 9001
quality management
A2LA
accredited laboratories
E+H certified
calibration tooling on site

What we do

Field commissioning

We commission new instrumentation on site, configure the parameters, and save the device database.

On most Endress+Hauser devices, having our team commission it extends the factory warranty from one year to three. And because the configuration is on file, future support starts with your device’s real history instead of a blank sheet.

On-site calibration & verification

Flow, pressure, temperature, level and liquid analysis: calibrated at your plant, to ISO 17025, on Endress+Hauser and third-party instruments alike.

We use Endress+Hauser’s certified calibration tooling, which is what makes traceable field work possible: your assets never leave the site. Verification can also extend your calibration intervals, so you calibrate on evidence rather than on the calendar.

Lab calibration & repair

For work that has to happen on a bench: calibration, repair, modification and failure investigation.

Routed to ISO 9001 and ISO 17025 accredited laboratories with A2LA accreditation, in the Houston and Indianapolis metro areas. Third-party instruments as well as E+H.

Dräger fixed gas detection

Commissioning, calibration, verification, troubleshooting and sensor replacement.

Every electrochemical sensor has a finite life whether or not it has ever seen gas. On a safety system, out of calibration doesn’t mean out of compliance. It means a detector that may not alarm. We track what’s due.

Diagnostics & troubleshooting

When a measurement doesn’t make sense and you need someone to think about it with you.

Our team works it with the factory’s application engineers. No charge for the conversation. Bring us the reading you don’t believe.

Training

Brand-neutral instruction, on your site or at a Process Training Unit.

On the instrumentation your people actually operate, not a generic curriculum. Useful when you’ve had turnover and the person who knew the loop has gone.

How a service request works

  1. 1

    Tell us what’s wrong

    The instrument, the tag, the site, and what it’s doing. A photo of the nameplate saves everyone a round trip. If it’s down, say so in the first line.

  2. 2

    We triage by urgency

    Urgent and down-equipment calls go first, and the right resource gets dispatched to match : a technician, a field service engineer, or the factory.

  3. 3

    One owner sees it through

    Every request has a named owner who follows it to a fix, not to a closed ticket. You hear from us before you have to ask.

  4. 4

    We keep your configuration

    Device settings are documented and saved. So when a unit is replaced or reprogrammed years later we rebuild it to spec instead of starting from scratch. That one habit has saved our customers more downtime than anything else we do.

In their words

Sometimes the answer is no, and you still get the effort.

An anonymous response from our customer survey.

I was looking for an O-ring for a control that we did not even purchase from Rust. They went above and beyond to put in a ticket … to find it. Ultimately, we were not able to secure the O-ring but I was impressed with how much effort they were willing to do for just a small and inexpensive part.
March 2025 · Verified NPS response

Out there this month

The legacy version of this page was wall-to-wall photographs. The instinct was right (this is a team that travels, and customers should see that), so it lives here instead, dated and captioned.

More from the field →

Who to call

Start here

Rust service dispatch

(800) 772-0878

Or send us the details and we’ll come back to you. Robert Jennings, our Vice President of Service, owns this team.

Factory technical support

Sometimes the fastest answer is the manufacturer’s own line. We’d rather you got an answer than waited on us to relay it.

Schedule service

Calibration due, or something not reading right?

Send the instrument and the site and we’ll get the right person to it. Include your calibration interval if you have one and we’ll track what’s next.

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