The holder of GBS L-3 certificate are qualified to perform service and repair work on various types of WTG blades in accordance with:
- Global Blade Service Standard
- Service instructions from OEM.
The holder has knowledge to:
- Define common root causes for defects, damages' and wear and tear.
- Understand and use information for service from:
- Service Work Instructions,
- Technical Data Sheet
- Production drawings
And have competences to:
- Carry out repair according to OEM service and repair work instructions
- Repair on fiberglass and carbon fibre laminate with polyester or epoxy matrix
- External and internal repair of single skin laminate or sandwich construction, including replacement of relevant core materials
- Repair on blade structure for various types of blades Including:
- Shell laminate and core all positions
- Structural shell laminate
- Spar and web laminate
- Bonding of blade structure
- Reconstruct lightning protection system
- Relevant processes in terms of bonding, hand layup, vacuum consolidation,
infusion and prepreg for repair under field conditions
Document and report service and repair work carried out on site
