round the pilot assembly a few light taps. You will probably see a pinkish bit of colour as dust burns off and clears the jet. Repeat every five years.
If they want to know who told you, say a bloke down the pub.
Of course it maybe much like the sparkling plug in the bike and the ignition probe just needs a tweek to close the gap a bit.
All common sense really. Trump would let you do it.