Bedford brake diagram

I have no experience with vacuum brakes anyone got a diagram of how it works before I start pulling them apart?

Here you go.

www.tpub.com/eqopbas/39.htm

g/day what year is your truck and would have pic of the vaccum brake unit.

not sure of year she's a bit of a bitsa.

J5 cabin with a TK engine, haven't been able to locate the chassis number to proper ID it

Here's a photo album showing various bits of the brakes system. (Photos were too large to upload here)
picasaweb.google.com/1098835315717846464...WLdA&feat=directlink

I take it that it's got a 300 petrol motor and so whats wrong with yours???, you might be able pick up a good 2nd hand one for reasonable money.

Engine works fine Dave, just the brakes aren't working, I'm guessing there's rust or gunk in the lines