The high speed jets in the carb are clogged and you are not getting enough fuel under load. Remove and clean carb. Flush tank before reinstalling.
John at Rona, September 2004
What size motor does it have? let me know and maybe I can help you fix it.E-mail me with the motor size and the cutting deck size please.My E-mail address is chetsbro1@cs.com and I will be glad to help.I have had the same problem with mine and I fixed it my self.