Title Page
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Site conducted
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Conducted on
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Prepared by
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Location
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Turbine number
System Inspection
Foundation Exterior
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Fractures / cracks
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Waterproofing
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Joint Sealing
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Bolting and caps
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Crane pad condition, access road
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Weeds, plants, vegetation etc
Tower - Exterior
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Turbine ID, appropriate signage
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General condition
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Corrosion, chips, damage
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Cleanliness, signs of nacelle leakage
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Signs of previous repairs
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External lighting
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Steps and handrails
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Door, door stay, seals and lock mechanism
Turbine ground Level
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General condition, cleanliness
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Corrosion, damage
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Door vents
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Lighting (including emergency)
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Auxiliary power supplies
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Floor plates secure
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Signage: Escape plan, site ERP, SLD, Danger, Mandatory PPE
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First aid, eyewash
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Fire extinguisher(s) present
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Cable condition and management
Turbine basement
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General condition, cleanliness
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Studs, nuts, Grout
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Earthing connections
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Cable ducts sealed
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Ladder, brackets
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Water ingress / dampness
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Cable bag for lift
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Anchor for lift line
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Cable layout (secure / not hazard)
HV switch gear
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Name plate, OEM, Model, Ratings, SF6 Qty.
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General condition, damage
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SF6 gauge and signs
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Anti-condensation heater
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Cable terminations with ID’s, Phase ID’s
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Mimic clearly indicated and correct
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CAT level signe
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Padlocks applied
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Voltage present Indicators
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Manual operation handles present
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Protection settings recorded, checked correct
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Check all mechanical operation and interlocks
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HV cable terminations and boot drain earths
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Check / witness torque of terminations
Lift General System
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General condition
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In date, last inspection
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Lighting, warning beacon
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Doors, barriers, interlocks, cable guides
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Attachment points, Inspected, Tagged date
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Safety signage and SWL
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Operating Instructions available
Main Ladder
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Inspect rungs and styles
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Ladder ID tag date
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Fall arrest system, date
Bottom Control Panel
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General condition, ID on door
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Panel door seals, lock
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Door earth strap
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Cable glands present, secure
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Cooling fans operation
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Fire detection, alarm, suppression
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Fibre patch panel
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Documentation, SLD available
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Safety signage, battery, capacitor stored energy warning
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Earth bonding
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Anti-condensation heater
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UPS
Tower - Level 1
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General condition
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Ladder rungs and styles
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Fall arrest system
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Access hatches
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Kicker plate, tower rubber, floor plates and brackets
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Barriers, gates
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Lighting inc. emergency
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Flange bolts, torque marks, water ingress, paint condition
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Anchor points painted and tagged
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Power socket outlets
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Earthing connections
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Signage
Lift platform Level 1
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Lift beam and bolting condition
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In date, last inspection
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Barriers, gates, interlocks
Tower - Level 2
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General condition
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Ladder rungs and styles
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Fall arrest system
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Access hatches
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Kicker plate, tower rubber, floor plates and brackets
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Barriers, gates
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Lighting inc. emergency
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Flange bolts, torque marks, water ingress, paint condition
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Anchor points painted and tagged
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Power socket outlets
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Earthing connections
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Signage
Lift platform Level 2
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Lift beam and bolting condition
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In date, last inspection
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Barriers, gates, interlocks
Tower - Level 3
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General condition
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Ladder rungs and styles
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Fall arrest system
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Access hatches
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Kicker plate, tower rubber, floor plates and brackets
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Barriers, gates
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Lighting inc. emergency
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Flange bolts, torque marks, water ingress, paint condition
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Anchor points painted and tagged
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Power socket outlets
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Earthing connections
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Signage
Lift Platform - Level 3
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Lift beam and bolting condition
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In date, last inspection
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Barriers, gates, interlocks
Tower level 4
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General condition
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Ladder rungs and styles
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Fall arrest system
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Access hatches
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Kicker plate, tower rubber, floor plates and brackets
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Barriers, gates
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Lighting inc. emergency
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Flange bolts, torque marks, water ingress, paint condition
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Anchor points painted and tagged
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Power socket outlets
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Earthing connections
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Signage
Lift platform - Level 4
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Lift beam and bolting condition
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In date, last inspection
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Barriers, gates, interlocks
YAW Platform
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General condition
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Floor plates and cleanliness
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Cable condition into nacelle
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Lighting operational
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Power socket outlets
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Barriers, access gate
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Yaw gear condition
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Yaw motor gear oil level
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Yaw encoder offsets
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Yaw claws, bolts torque marked
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Yaw claws, sliding Teflon bearing
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Automatic lubrication system
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Sensors check
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Signage
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Yaw deck ladder
Nacelle
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General condition
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CMS sensors
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Cable condition: top box
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Safety signage
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Mainframe and bolting
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E-Stops
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110v Aux power sockets
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Lighting (including emergency)
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Service hoist, secured when not in use
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Service hoist ID and tag
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Nacelle crane / runway / signs of damage
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Anchor points painted and tagged
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Fire extinguisher, type
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Rescue or escape kit
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First aid, eyewash
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Additional ladders
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Fire detection, alarm, suppression system if applicable
Top box Cabinet
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General condition of top box and other cabinets
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ID’s of cabinets clear
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Converter SKiip module condition (if applicable)
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Stator filters present and energised
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Cabinet cooling fans operational
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Filters in cabinets
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Cabinet door seals
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Safety signage: battery, capacitor – stored energy
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Earth bonding
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Anti-condensation heater
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Cable terminations with ID tags
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Circuit breaker condition
Drivetrain Check
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General condition
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Rotor locking system
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Torque marks on bolts
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Grease/oil catchers
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Rotating union
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Shaft encoders / proximity switches
Gearbox
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General condition
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Leaks
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Cooling hose condition
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CMS and PT100 cabling
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Oil level in glass
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Check lubrication and cooling for leaks
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Name plate info: Serial number etc.
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Air breather filter / desiccant filter
Generator
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General condition
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Grease outlet and tray condition
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PT100 and vibration sensor condition
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Cable glands secure
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Slipring compartment and brushes
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Shaft encoder secure
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Cooling system: leaks
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Auto greaser level, condition
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Dust extraction ducting
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Earthing connections
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Name plate info: Serial number etc.
Hydraulic system
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General condition
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PSSR inspection tags
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ID plate and pitch pump motor
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Leaks
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Appearance of oil / level
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Hose condition
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Oil filter condition
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Hydraulic tank air breather / desiccant filter
HV Transformer
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Check cooling fan / other ventilation is operational (if applicable). Check condition of filters (if applicable).
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General visual inspection of transformer, enclosure and vicinity for damage of any kind and humidity
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Inspection of the cables for tight fit, visual inspection of insulation for evidence of excessive heat (e.g. discoloration) or abrasions.
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Cleanliness of transformer, exposed terminations and vicinity.
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Check oil level (if possible if inspection does not include isolations)
Hub
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General condition
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Water ingress / corrosion
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Lighting
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Bearing grease system
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Lightning protection
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Spinner bolting / cracks
Pitch System
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Vision inspection cabinets int & ext.
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Hub cabinet support
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Cable condition, twists, breaks, damage
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Limit switches
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Check plug connections
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Leakage of hydraulic oil
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Hose condition
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Hydraulic manifold block
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Accumulator condition
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PSSR inspection tags
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Pitch ram condition
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Blade bearing seals int & ext.
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Grease collection bags / bottles
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Bearing auto greaser condition, level
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Blade bolt torque marks
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CMBB (Condition monitoring blade bearing) if applicable
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Cleanliness
Nacelle Roof
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General condition
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Blade condition
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Lifting points painted
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Anchor points painted and tagged
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Skylight condition and seals, handles, hinges
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Lightning protection
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Wind Sensors
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Aviation Lights
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External condition of spinner
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Cooling system radiator