Module 4 · Lesson 3

Pump commissioning and performance testing

Commission pumps safely and prove rotation, priming, flow, pressure, vibration and controls.

Learning outcomes

  • Explain the key principles of pump commissioning and performance testing.
  • Carry out a structured practical check or configuration task.
  • Recognise common faults, risks and evidence needed for diagnosis.

Before you begin

Commissioning sheet, calibrated instruments and manufacturer instructions.

Safety: Use site procedures, approved test equipment and competent supervision. Never bypass a protection or interlock without formal control.

Step-by-step learning

  1. Verify installation, valves, lubrication, guards, alignment and priming.
  2. Bump-test rotation under controlled conditions.
  3. Start with the correct valve position and watch pressure, flow, current and vibration.
  4. Record a baseline operating point for future maintenance comparisons.
Ian's practical tips:
  • Never run a centrifugal pump dry unless the manufacturer explicitly permits it.
  • Baseline records turn future fault finding from guesswork into comparison.

Fault-finding questions

  • What should be happening, and what evidence proves it?
  • Where is the last known correct signal, voltage, state or process condition?
  • What changed immediately before the fault?
  • Can the system be divided into smaller testable sections?

Practical activity

Create a one-page test record for this lesson. Include expected values, measured results, equipment used, risks controlled, defects found and the final proven condition.

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