- General repairs to gear-units according to Technical Maintenance Standards.
- Repairs to the casings as a result of relative movement between the outer race of the bearing of the output shaft and its contact surface on the gear-unit body.
- Bearing immobilisation modification to prevent the outer race of the bearing from rotating in its relative position in the casing.
- Other corrective work.
Number of gear-units worked on. 120 gear-units