HES has the capability to carry out wind turbine gearbox repair and overhaul.
Makes concerned are Hansen and Lohman.

Work includes:

Pinion Shaft inspection and repair.
Hollow shaft inspection and bearing change.
Sun Gear spline inspections
Planetary Gear bearing change.
Dimensional checks on Pins, Covers, Main Case, Planetary Gears, Pinion Shafts, Hollow Shafts, Intermediate Shafts, and Planetary Carrier.
Gear teeth messing checks.
Magnetic Particle Inspection to AS/NZ 1171-1998.

We have achieved our number one position by offering quick turnaround, top quality, state of the art upgrades all at modest prices. Typical turnaround is 4- 6 weeks but repairs can be done in as little as 5- 10 working days.