Governor Department

Simms diesel has been a Woodward governor company authorised independent service facility since 1989 and is the only located in New Zealand. We can carry out service, testing, and full overhauls on most types of hydro mechanical Woodward governors including types:
- SG
- PSG
- TG10
- UG8
- UG40
- PGPL
- PGA
- 3161
- EG3P
We can also supply you with new electronic actuators and speed controls etc.
All governors are tested to full factory specifications on a genuine Woodward test stand and only genuine Woodward spare parts are used.
We offer a 2-3 day turn around on most full overhauls.