Welcome to JUST ANSWER small engines, let me try to help you !!
Locate the black wire on the igniter and unplug it. This should be the kill wire. Then check for spark. If you have spark, the kill wire or ignition circuit is shorting out the spark,. Here is link to a wiring diagram, it is on the bottom of the opening page, you will need to scroll all the way to the bottom of the page.