On Jun 16, 12:19*pm, millinghill wrote:
My bernzomatic trigger-start torch ignites, but then the flame goes
out within 2 seconds even though gas is obviously still flowing. *I
use the torch to sweat copper pipes, but very infrequently. *Is there
something I need to clean or maintain? *Do I have to buy a new one
every year or so??

Advice appreciated.
Theodore

What happens if you try to relight it with a flame - like a match?
That wil tell you if the gas flow is sufficient. Maybe the gas is
coming out so fast it blows the flame out somehow. Buying a new one
each year is a stupid way to do things when the spark still works o
your present unit.