Component Repair Business

Component Repair Business

In addition to the production of new components for aircraft engines the activities of Pratt&Whitney Rzeszów include MRO (Maintenance, Repair, Overhaul) services. Through these services damaged components are made fully airworthy again. The repair is carried out by a Component Repair Business (CRB), a repair station approved by the Aviation Regulatory Organization on the basis of Part 145. CRB specializes in the repair of components of category C7 main engines manufactured by Pratt & Whitney as well as the APU engines (Auxiliary Power Unit) manufactured by Pratt & Whitney Aero Power. The department’s capacity covers a wide range of standard repairs and specialized repairs, including the replacement of required sections and/or elements.


In the repair process are used the following technologies:

  • Chemical cleaning processes (removal of carbon deposits, corrosion, paint and thermally sprayed coatings)
  • Machining (manual and CNC)
  • Turning
  • Milling
  • Grinding
  • Drilling
  • EDM
  • Welding (manual and automatic)
  • Resistance welding
  • Brazing (vacuum and torch)
  • Heat Treatment
  • Thermal spraying (wire-arc and plasma)
  • Laser (cutting, drilling)
  • Cold work
  • Abrasive blasting (grit blasting, bead peening)
  • Galvanic and conversion coating
  • Painting
  • Flow tests (oil, air)
  • Pressure tests
  • Composite repairs

Quality control includes:

  • Dimensional inspection including CMM
  • Fluorescent penetrant inspection - Level III
  • X-ray inspection

Metallographic laboratory evaluation