Challenge is entirely
run by steam, from steering the ship to generating power, there are a total of four
ancillary steam engines and two steam pumps on board.
The ancillary steam engines are
Windlass made by Emerson and Walker No 62232. Used to raise and lower the
anchor and to winch ropes.
Steering engine made by Donkin and Co. No E 4390. This is virtually power
steering for Challenge and enables the ship to be steered almost with your
little finger. you will see on pictures of the helm that there are two wheels,
one very large wheel for steering by hand and a much smaller wheel used in
conjunction with the steering engine.
made by Shanks os Arbroath, Engine No E42198
engine (Condenser), made by Drysdale no E 439