hi ha have a lawnboy walk behind and just bought it a couple yrs ago when i started it this year it runs for about 5 min fine then it runs very sluggish. if i wait for about 1/2 hour and restart it t does the sme thing again. can you help
Check the air hole in the fuel filler cap. Try running with the cap loose so some air gets in. Also fill it to the top to aid fuel getting to the carb.