Can you ohm the coil on the gas valve? It should show resistance. If 24-27V are applied the coil should open the valve, which you should hear/feel.

Could be a bad valve or could be a bad spot on the board.

Originally Posted by BrentD

I would not buy something that runs on any kind of primer given the possibility of primer shortages and even regulations. In fact, why not buy a flintlock? Really. Rocks aren't going away anytime soon.