TROUBLESHOOTING CHART:See appropriate section in manual unless directed to Sears service centerPROBLEM CAUSE CORRECTIONLoss of power 1 Cutting too much grass/too fast. 1 Raise cutting height/reducespeed.2 Throttle in cold weather starting 2 Move throttle control to fastposition (I_). position (_11).3 Build-up of grass, leaves and 3 Clean underside of mowertrash under mower, housing.4 Dirty air filter. 4 Clean/replace air filter.5 Low oil level/dirty oil. 5 Check oil level/change oil.6 Faulty spark plug. 6 Clean and regap or change sparkplug.7 Dirty fuel filter. 7 Replace fuel filter.8 Stale or dirty fuel.9 Water in fuel.89Empty fuel tank and refill tank wig-fresh, clean gasoline.Empty fuel tank and carburetor,refill tank with fresh gasoline andreplace fuel filter.10 Spark plug wire loose. 10 Connect/Tighten spark plug wire.11 Dirty engine air screen/fins. 11 Clean engine air screen/fins.12 Dirty/clogged muffler. 12 Clean/replace muffler.13 Loose or damaged wiring. 13 Check all wiring.14 Engine valves out of adjustment. 14 Contact a qualified service center.Excessive vibration 1 Worn, bent or loose blade. 1 Replace blade. Tighten blade bolt2 Bent blade mandrel. 2 Contact a qualified service center.3 Loose/damaged part(s). 3 Tighten loose part(s).Replace damaged parts.Engine continues torun when operatorleaves seat withattachment clutchengaged1 Faulty operator-safety presencecontrol system.Check wiring, switches andconnections. If not corrected,contact a qualified service center._i AUTION: DO NOToperate machine untilproblem is corrected.Poor cut - unevencutting1 Worn, bent or loose blade.2 Mower deck not level.3 Buildup of grass, leaves, andtrash under mower.4 Bent blade mandrel.5 Clogged mower deck vent frombuild-up of grass, leaves, andtrash around mandrels.1 Replace blade. Tighten blade bolt2 Level mower deck.3 Clean underside of mowerhousing.4 Contact a qualified service center.5 Clean around mandrels toopen vent holes.35