Field Guides & Technical Blog

Practical knowledge for the field

Pump troubleshooting, oilfield equipment, and field diagnostics — written by people who work with their hands, not marketers.

Latest Articles
Field Guide

Rod Pump Troubleshooting — Common Failures and Field Fixes

Rod parting, fluid pound, gas interference, stuffing box leaks, polished rod wear — the five failure modes that account for most rod pump service calls, and what to check first on each one.

May 1, 2026 12 min read Read →
Field Guide

Pump Cavitation — Field Guide to Causes, Symptoms, and Fixes

That gravel-in-a-blender sound is cavitation — and it's destroying your impeller. The 5 causes, an on-site diagnostic checklist, and how to decide whether to fix in place or pull the pump.

April 28, 2026 11 min read Read →
Field Guide

How to Troubleshoot Common Centrifugal Pump Problems in the Field

Low flow, cavitation, vibration, seal leaks — the five most common centrifugal pump problems and how to diagnose each one fast. No fluff, just the checks that matter when you're on the clock.

April 19, 2026 10 min read Read →
Field Guide

How to Size a Hydrocyclone: A Field Operator's Quick Guide

Desander vs desilter, cone diameter to flow rate reference table, feed pressure requirements, and the sizing mistakes that cost you in mud and bit life. Practical selection guide for solids control.

April 22, 2026 8 min read Read →
Field Guide

How to Calculate Total Dynamic Head (TDH) for Pump Selection

TDH formula breakdown, worked example with real field numbers, and the five calculation mistakes that lead to wrong pump selection. Covers static head, friction losses, velocity head, and PSI-to-feet conversion.

April 23, 2026 9 min read Read →

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