On Sep 22, 10:09 am, "Dimitrios Paskoudniakis"
wrote:

- What might have caused the engine to conk out as it did, but it seems fine
now?


Gas cap vent, perhaps. If it does it again, try loosening the gas
cap.

- Is it worth extending the warranty?

$900 seems pretty steep for an extended warranty. That's almost as
much as a new mower.