What to do if my Ferris IS3000z engine starts hard or runs poorly?
- AAlison RuizAug 21, 2025
If your Ferris Lawn Mower engine starts with difficulty or doesn't run smoothly, the fuel mixture might be too rich. Try cleaning the air filter and checking the choke adjustment (throttle control). Also, inspect the spark plug for fouling or incorrect gapping; clean, gap, or replace it as needed.