In reply to harry-shutler:
> hah i wish it was me, atleas t that way id know what was wrong.
> As in, there is enough pressure, but the liqurad doesn't vapourise - exactly, but im still priming it the way ive been doing it for the past 10 years.
Do you wait whilst priming until it looks and sounds just like how it should when use it. I.e. prime longer.
Oh and try a gas-cartridge first. They don't need priming, but will show if there is a problem on the fuel-line, nozzle or even the vaporization-loop.