I
_Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to I
come to a stop, disconnectspark plug wire and move wire away from spark plug. Remove key on I
electric start models. I
I
Failure to follow these instructionscan result in serious personal injury or property damage. I
TROUBLESHOOTING
Before performing any of the corrections in this Troubleshooting Chart, refer to the appropriate information contained in this
Manual or the Engine Owner's Manual for the correct safety precautions and servicing procedures. Contact your local autho-
rized Engine Service Dealer for engine service. Contact your local authorized dealer for service problems with the machine.
PROBLEM POSSIBLECAUSE CORRECTION
Enginedoesnotstart.
1,
2.
3.
4.
5,
6.
7.
8.
9.
10.
11.
Sparkplug wire disconnected, 1.
Defectiveor incorrectly gapped spark plug. 2.
Fueltank empty. 3.
Dirty carburetor or fuel line, 4,
Dirty air cleaner. 5,
Carburetor out of adjustment. 6,
Engineflooded. 7,
EngineThrottle Leverin incorrect position. 8,
Stalegasoline, 9,
Defective EngineThrottle Lever. 10,
Dirt or water in fuel tank. 11.
1,
2,
Reconnectwire.
Inspect/replacespark plug.
Add fuel,
Cleancarburetor or fuel line.
Cleanor replace,
Adjust carburetor, SeeEngineService Dealer.
Wait several minutes before starting,
Move Throttle Leverto FASTposition.
Drain old fuel and add fresh fuel.
See EngineService Dealer,
See EngineService Dealer.
Enginerunspoorly. 1. Badspark plug, Inspect/replacespark plug.
2. Dirty airfilter, Cleanor replace,
3. Carburetor out of adjustment. 3, Adjust carburetor. SeeEngineService Dealer.
4. Stalefuel, 4, Drain and replacewith fresh fuel.
5. Dirt or water in fuel tank, 5, See EngineServiceDealer.
6. Enginecooling system clogged. 6. Cleanfins.
Engineoverheats. 1. Enginecooling system clogged. 1. Cleanair cooling areasand behind debrisshield,
2. Carburetor out of adjustment. 2. Adjust Carburetor. SeeEngineService Dealer.
Enginedoes notshutoff. Throttle control misadjusted. SeeEngineServiceDealer.
Poormowingperformance. 1. Line length is too short or too long. 1. AdJuStline length to 18" long, When less
than 1/2 this length, replace the line.
2. Cutting height is too high or low for height 2. Adjust cutting height to approximately 1/3
of grass being cut, of the length of the grass,
3. Enginenot set at FASTspeed. 3. Move EngineThrottle Lever to FAST(Rabbit).
Machinevibrates. 1. Trimming headmounting bolt loose. 1, tighten bolt,
2. Line lengths are substantially different. 2, Adjust lines to approximately equal lengths.
3. Loosenuts or bolts, 3, Check all bolts and nuts, including engine bolts.
4. Brokenspindleheador trimmer head. 4. Replacebrokenpart.
Trimmerheaddoesnot Incorrectline installationfor mowing conditions. See"Changing]rimmer Lines"in Section5.
retain line.
Trimmer Headdoes not 1. Headbolts may be loose. 1, Tighten head bolts to 75 in/Ibs.
retain height setting. 2. Headis worn. 2. Replaceheadassembly.
ElectricStarter doesnot 1. Wires to battery unconnected. 1, Reconnect wires.
start engine (electric start 2. Battery not charged, 2, Chargebattery.
modelsonly). 3. Brokenwire in wiring harness. 3, Replacewiring harness.
4. Malfunctioning starter motor. 4. Contact local engine dealer.
Battery does notcharge 1. Brokenwire in enginerecharging circuit, 1, See EngineServiceDealer,
duringengine operation 2. Malfunctioning enginerecharging system. 2, See EngineService Dealer.
(electric start models). 3. Deadbattery. 3. Replacebattery.
Battery chargerdoesnot 1. Broken battery lead, 1, Replace battery lead,
charge battery (electric 2. Broken battery charger wire. 2, Replacebattery charger.
start models). 3. Deadbattery. 3. Replacebattery.
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