Wind Turbine Annual Preventive Maintenance Checklist
This wind turbine annual preventive maintenance checklist ensures compliance with OEM annual service specifications, IEC 61400-1 wind turbine design requirements, OSHA 29 CFR 1910.269 electrical safety, and AWEA Best Practices for wind turbine maintenance. Designed for wind farm O&M teams and OEM service technicians to complete comprehensive annual service covering all major drivetrain, electrical, and structural components.
- Industry: Renewable Energy
- Frequency: Annually
- Estimated Time: Full day (8-10 hours per turbine)
- Role: Lead O&M Technician / OEM Service Technician
- Total Items: 30
- Compliance: OEM Annual Service Manual Requirements, IEC 61400-1 Wind Turbine Design Requirements, OSHA 29 CFR 1910.269 Electric Power Generation, AWEA Best Practices for Wind Turbine Maintenance, OSHA 29 CFR 1910.147 Lockout/Tagout
Tower and Structure
Tower structural integrity checks.
- Tower flange bolts torque-checked per OEM specification?
- No visible cracks at tower flanges or welds?
- Internal ladder, platforms, and safety cables in good condition?
- Internal tower lighting operational?
- Foundation area shows no cracking or settlement?
Drivetrain Components
Main shaft, gearbox, and generator checks.
- Main shaft bearing temperature and grease level checked?
- Gearbox oil changed or sampled per schedule?
- Gearbox filters replaced?
- High-speed shaft coupling inspected?
- Generator slip rings and brushes inspected (if DFIG)?
Blades and Pitch System
Blade and pitch mechanism annual check.
- All three blades visually inspected from ground and drone?
- Pitch bearings greased per OEM schedule?
- Pitch drives tested in pitch and feather modes?
- Emergency feathering (backup power/capacitor) tested?
- Pitch position sensors calibrated?
Yaw System
Nacelle yaw drive and braking.
- Yaw drives lubricated and operational?
- Yaw brake pads within service life?
- Yaw bearing greasing complete?
- Tower cable twist within limits (not over-twisted)?
- Wind vane and anemometer calibrated?
Electrical and Control Systems
Electrical cabinet and controls annual service.
- All electrical cabinets cleaned and inspected?
- Thermal imaging of all electrical connections performed?
- UPS/backup power tested for runtime?
- Safety chain tested end-to-end?
- Overspeed protection trip tested?
Service Completion
Annual PM documentation and sign-off.
- All OEM annual PM checklist items completed?
- Turbine restored to service and operating normally?
- CMMS/work order updated with all actions?
- OEM warranty documentation completed?
- Annual PM Notes
Related Renewable Energy Checklists
- Wind Turbine Icing and Cold Climate Operations Checklist
- Wind Turbine Nacelle Service and Lubrication Checklist
- Wind Meteorological (Met) Tower Inspection Checklist
- Wind Farm Noise and Vibration Monitoring Checklist
- Hydropower Dam Safety Inspection Checklist
- Hydropower Turbine and Runner Inspection Checklist
- EV Charging Station Inspection Checklist
- Microgrid Operations and Resilience Checklist
Related Wind Checklists
- Wind Turbine Daily Operations Checklist - FREE Download
- Wind Turbine Tower Climb Safety Checklist - FREE Download
- Wind Turbine Gearbox Preventive Maintenance Checklist - FREE Download
- Wind Turbine Blade Inspection Checklist - FREE Download
- Wind Farm Substation Inspection Checklist - FREE Download
- Wind Turbine Icing and Cold Climate Operations Checklist - FREE Download
- Wind Turbine Nacelle Service and Lubrication Checklist - FREE Download
- Wind Meteorological (Met) Tower Inspection Checklist - FREE Download
- Wind Farm Noise and Vibration Monitoring Checklist - FREE Download
- Wind Farm Medium Voltage Electrical Safety Checklist - FREE Download
Why Use This Wind Turbine Annual Preventive Maintenance Checklist?
This wind turbine annual preventive maintenance checklist helps renewable energy teams maintain compliance and operational excellence. Designed for lead o&m technician / oem service technician professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: annually.
Ensures compliance with OEM Annual Service Manual Requirements, IEC 61400-1 Wind Turbine Design Requirements, OSHA 29 CFR 1910.269 Electric Power Generation, AWEA Best Practices for Wind Turbine Maintenance, OSHA 29 CFR 1910.147 Lockout/Tagout. Regulatory-aligned for audit readiness and inspection documentation.
Frequently Asked Questions
What does the Wind Turbine Annual Preventive Maintenance Checklist cover?
This checklist covers 30 inspection items across 6 sections: Tower and Structure, Drivetrain Components, Blades and Pitch System, Yaw System, Electrical and Control Systems, Service Completion. It is designed for renewable energy operations and compliance.
How often should this checklist be completed?
This checklist should be completed annually. Each completion takes approximately Full day (8-10 hours per turbine).
Who should use this Wind Turbine Annual Preventive Maintenance Checklist?
This checklist is designed for Lead O&M Technician / OEM Service Technician professionals in the renewable energy industry. It can be used for self-assessments, team audits, and regulatory compliance documentation.
Can I download this checklist as a PDF?
Yes, this checklist is available as a free PDF download. You can also use it digitally in the POPProbe mobile app for real-time data capture, photo documentation, and automatic reporting.