On Tue, 30 Dec 2008 15:46:42 +0000, Bruce wrote:

More likely to be waxing or icing in the fuel.

These days diesel has anti waxing additives so that is no longer a
problem. I'm not sure if those additives are there all year though, so of
the tranny has "summer" diesel in it...

Wait for warmer weather?

Just light a small fire under the fuel tank and use a blow lamp on (metal)
fuel lines. B-)

--
Cheers
Dave.