----- Original Message ----- From: "Mack, David" <[email protected]> To: <[email protected]> Sent: Monday, August 17, 2009 2:10 PM Subject: RE: [canals-list] Stucke in Stoke...
> Andrew Instone-Cowie wrote: > >> This morning the gearbox decided that going forwards was now >> beneath its dignity, so now we are admiring the view from >> Longport Wharf pending reinstatement of forward propulsion! >> >> Fortunate that it didn't pack up yesterday in Harecastle tunnel... > > Most marine gearboxes are designed so that if the selection mechanism > fails they can be put into permanent forward gear. Not absolutely > necessary on the canals, but a source of some comfort to seagoing > boaters! That is certainly true with some hydraulic boxes like the Lister LH150. But it only applies to hydraulic failures. I would suspect that losing forward gear with any gearbox would be due to mechanical failure. Phil
