The pump is carefully dismantled, and every critical component is measured using calibrated micrometers and dial indicators.
I can also help you draft a for a repair shop that mandates these API standards.
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Websites like or Techstreet often allow you to view the table of contents, scope, and first few pages of API 697 for free. While not the full document, this can provide key repair parameters. api 697 pump repair pdf free download
A repair interval is the ideal time to evaluate why a pump failed and implement upgrades to extend the Mean Time Between Failures (MTBF). Mechanical Seals (API 682 Compliance)
Guidelines for developing a detailed repair plan after shop-level inspections. This includes considering performance and reliability upgrades during the repair.
Components that do not meet strict API tolerances are either machined back to specification or replaced. The pump is carefully dismantled, and every critical
Uses cross-sectional figures to define acceptable measurement locations.
Excessive clearance reduces volumetric efficiency and increases internal recirculation. Tight clearance causes galling and seizure. Total Indicator Runout (TIR)
Verify that the seal flush plans (e.g., Plan 11, Plan 21, or Plan 53A) are clean, unobstructed, and properly instrumented to maintain the correct fluid environment at the seal faces. Bearing and Lubrication Systems The simple answer is: Websites like or Techstreet
Reassembling an API pump requires strict adherence to torque specifications and alignment checks.
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