1

Welcome (Product Acceptance and Registration)

  • Product serial number / model / OEM reference code identification.
  • Creating a barcoded work order
  • Digital traceability system (traceability ID)
  • Technical record of customer complaint parameters
  • Preliminary visual damage assessment
  • Physical integrity check
  • Part entry photography and recording

2

Disassembly (Removal)

  • Torque-controlled disassembly
  • Fuselage-shaft-propeller separation
  • Deformation control of bushing housings.
  • Body crack inspection
  • Exhaust and intake housing thermal damage inspection.
  • Surface integrity analysis of sealing surfaces
  • Part classification

3

Fault Analysis

  • Bushing housing inner diameter measurement
  • Shaft outer diameter measurement
  • Spindle misalignment measurement
  • Propeller balance distortion analysis
  • Burn mark inspection
  • Lubrication channel blockage analysis
  • Foreign body damage examination
  • Thermal deformation detection
  • Root cause classification

4

Cleaning

  • Cleaning with chemical baths
  • Ultrasonic cleaning
  • Carbon dissolving process
  • Micro sandblasting (without damaging the part)
  • Surface oxide removal
  • Internal channel cleaning

5

Parts Replacement

  • Zodiac sign set replacement
  • Bed surface tolerance adjustment
  • Felt and sealing elements
  • Spindle grinding/replacement
  • Propeller inspection/replacement
  • OEM compatible part standard

6

Balance

  • Front balance
  • Dynamic balance
  • VSR 400 testing machine
  • 300,000 rpm test
  • High-speed vibration analysis
  • ISO balance tolerance control

7

Assembly

  • Torque-controlled assembly
  • Precision tolerance assembly
  • Spindle axis alignment
  • Free rotation test
  • Mechanical friction measurement

8

Working Conditions Tests

  • Complete dynamometer tests
  • Simulation of real operating conditions.
  • Pressure tests
  • Lubrication simulation
  • Thermal load simulation
  • Performance curve validation

9

Reporting

  • Technical revision report
  • Measurement results documentation
  • Balance test report
  • VSR test outputs
  • Dynamometer test data
  • Parts replacement list
  • Warranty certificate