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ADDITIONAL PROBLEMS
Fuel tank empty.
Clogged fuel filter.
Water in the fuel.
Shorted spark plug or loose terminal.
Ignition failure.
Piston seizure.
Ground (stop) wire is disconnected or switch is
defective
Overheating due to incorrect spark plug
Clogged air filter.
Clogged fuel filter.
Lean fuel/air mixture.
Idle speed set too low.
Switch turned off.
Refuel. See Fuel section of manual.
Replace fuel filter.
Drain; replace with clean fuel. See Fuel
section of manual..
Clean or replace spark plug. Check the
Specifications page in this manual for the
proper spark plug for your unit. Tighten the
terminal.
Replace the ignition unit.
Consult with an authorized servicing
dealer
Test and replace as required.
Replace the spark plug. Check the
Specifications page in this manual for the
proper spark plug for your unit.
Clean or replace the air filter.
Replace the fuel filter.
Consult with an authorized servicing
dealer.
Reset the switch and re-start.
Overheated engine.
Engine idle too high.
Broken clutch spring or worn clutch spring
boss.
Loose attachment holder.
Warped or damaged attachment.
Loose gearcase.
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Cutting attachment moves at
engine idle.
Excessive vibration.
Attachment will not rotate.
Idle engine until cool.
Replace spring/shoes as required.
Inspect and re-tighten holders securely.
Inspect and replace attachment as
required.
Tighten gearcase securely.
Bent main shaft/worn or damaged bushings.
Shaft not installed in powerhead or gearcase.
Broken shaft.
Damaged gearcase.
Inspect and replace as necessary.
Inspect and reinstall as required.
Consult with a authorized servicing
dealer.
Troubleshooting Guide (continued)
What To Check Possible Cause Remedy
Adjust:3,000 (±300) min
-1
.
Adjust idle 3,000 (±300) min
1
.