with spark and a shot of ether you have no fire? that is weird!
wish i had something to advise you but ......
have been running 22r's and re's for 40 years or more and haven't
a clue.
all it takes for a engine to run is gas, air, and spark so this is strange.
good luck
DS

the consolidation of the states into one vast republic, sure to be aggressive abroad and despotic at home, will be the certain precursor of that ruin which has overwhelmed all those that have preceded. Robert E Lee
~Molɔ̀ːn Labé Skýla~