Documentation review
Check manufacturer documentation
Review monthly reports issued since take-over date
Review maintenance reports issues since take-over date
Review of operational data
Technical Visual Inspection
General inspection from foundations and platform, to tower, hub and nacelle
Inspection of cabling and wiring where accessible
Inspection of equipment for electrical energy conversion
Inspection of main electric components and equipment (generator, electrical cabinets, cabling, switch gears, transformers)
Inspection of auxiliary systems (yaw, hydraulic, lubrication, electrical cabinets, cooling etc.)
Inspection of lifting equipment
Inspection of HSE elements including Health & Safety signs control
Detection of oil spills or leaking gearbox seals
Visual inspection of the access roads and crane platforms
Functional Tests
Tests of all turbine functions including but not limited to:
SCADA remote command
Safety chain elements (emergency stop buttons)
Control of nacelle position
Gear oil pumps and gearbox filter
Smoke detectors
Gearbox Inspections
Visual inspection of the generator
Visual inspection of the fixing bolts
Inspection of the slip ring room and magnetic plug inspection
Check the generator cooling system
Blade Inspections
Visual inspection by high-resolution camera
Remote inspection of the blade roots and fixing systems
Inspection of the earthing and lightening protection system
Photography of the observed elements