Because of the size of the engine, it is started using power from the waterwheel , which is on the opposite side of the mill, through the main drive shaft.
A sluice gate, half hidden behind the roof of the mill, controls the water to power the waterwheel .
It is no different in function from the waterwheel on the old mill.
By 1812 Jefferson had three threshing machines in operation, two powered by horses and one by a waterwheel .
On weekends, you can witness the mill in operation; the waterwheel provides a never-ending display of splashes in the sunlight.
Near the bridge is an old mill complete with a waterwheel which has been restored by the same Trust which looks after the Heritage Centre.
The huge waterwheel drove two pumps and the lathe.
The remains appear to represent the base of the wheel pit for a vertical waterwheel .
Surviving machinery includes a waterwheel , shaft and stones, although it hasn't worked since the 1920s.
Her father eventually made a waterwheel down by the river to charge a car battery and ran a radio from that.