Appendix | 158 |
Scheduled Routine Maintenance for the AOC 15/50
Monthly (ground level inspection):
∙Visually inspect the wind turbine and site for obvious problems.
∙Record the meter and run time readings.
∙Inspect the dynamic brake components for discoloration or failure.
Six months after turbine installation:
∙Visually inspect the tower fasteners and carry out a random torque check.
∙Check and clean the electrical connections.
∙Check the blade bolt washer alignment and all accessible fasteners, especially the tower top bolts, blade bolts and yaw bearing bolts.
∙Inspect the yaw bearing and yaw lock.
∙Inspect the tip brakes.
∙Check the torque of the hinge block nuts and the tip brake plate fasteners.
∙Inspect the generator.
∙Inspect the gearbox for leaks and vent clogging.
∙Check the oil level in the site glass.
∙Inspect the main shaft for cracking.
∙Inspect the rotary transformer.
Annually
∙Check oil level in the site glass.
∙Grease the yaw bearing and yaw lock.
∙Clean the blades.
Every two years (or after severe events):
∙As for the inspection carried out after the first six months of operation
∙Clean the blades.
∙
∙Inspect and replace the anemometers if necessary.
∙Inspect all exposed cables
Every five years:
∙As for the inspection carried out every two years.
∙Overhaul the wind turbine generator if the oil samples and/or inspection records indicate this to be necessary.
NOTICE: Use of the material contained in this document is subject to the warning on page Iv and the disclaimer on page v of this document.
DOC012R02 | AOC 15/50 User Manual | Nov 2001 |