29 CS-800PTROUBLESHOOTINGWARNINGFuel vapors are extremely flammable andmay cause fire and/or explosion. Never testfor ignition spark by grounding spark plugnear cylinder plug hole, otherwise seriouspersonal injury may result.ProblemEngine — hard to start Cause Remedy— does not startEnginecranksFuel atcarburetorNo fuel atcarburetors &UEL