> They call it a "beater bar", apparently. These's a little switch to
> deactivate it. (It's actually just a lever that pulls the drive belt tight
> or slack.)
Yep, it's the bit that gets all the hairs tangled around it making it hard
to turn ;-) On mine the beater bar is powered by the air-flow, because it's
at the end of the pipe.
> The laws of thermodynamics seem to suggest this wouldn't work too well...
Use a balloon stretched over the exhaust pipe then :-)
Post a reply to this message
|