On 12/18/2013 8:31 PM, Stormin Mormon wrote:
On 12/18/2013 12:01 PM, micky wrote:
My oil furnace, forced air, no boiler, just got a new nozzle and its
electrodes adjusted etc., and when first turned on, it ran 90 minutes
and stopped. In a little while it started up again for 20 minutes and
stopped. And a little after that it started up again, but this time
it never got going and tripped the circuit in it that's reset by the
red button.

snip


Call back the tech who did the work. Could be bad
electrode setting, clogged filter, leak in the
fuel line. Or....


Make/model/year is beneficial information.