Questions & Answers for: Craftsman theory test

test again. If good spark when cold and no spark when hot, change the ignition coil. Proper part number (assuming your machine is still all original) Briggs & Stratton part #492341. For scenario b

...theory is that the unit was run without oil, but not so badly that it burned it up (hopefully) and that it only has a problem with compression. My background does not cover anything that doesn't run ...

...theory works on the same principle). What could be happening with your problem is that the choke is stuck closed or partially closed, and remains closed after the engine warms. When the choke is ...

...shift lever is in reverse and/or you are not on the seat, this is normal. Otherwise, either the seat switch or the reverse switch may be bad. You can jump the switches temporarily to test that