Shindaiwa M2510 Owner's/Operator's Manual page 14

Troubleshooting Guide (continued)
What To Check
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Cutting attachment moves
at engine idle.
Excessive vibration.
Attachment will not rotate.
Top of engine is getting
dirty and oily.
14
ADDITIONAL PROBLEMS
Possible Cause
Clogged air filter.
Clogged fuel filter.
Lean fuel/air mixture.
Idle speed set too low.
Switch turned off.
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
Overheated engine.
Engine idle too high.
Broken clutch spring or worn clutch
spring boss.
Loose attachment holder.
Warped or damaged attachment.
Loose gearcase.
Bent main shaft/worn or damaged
bushings.
Shaft not installed in powerhead or
gearcase.
Broken shaft.
Damaged gearcase.
Valve cover is leaking.
Remedy
Clean or replace the air filter.
Replace the fuel filter.
Consult with an authorized servicing
dealer.
Adjust: 3,000 (±300) min -1 .
Reset the switch and re-start.
Refuel. See "Filling the Fuel Tank" section
of manual.
Replace fuel filter.
Drain; replace with clean fuel. See "Filling
the Fuel Tank" 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.
Idle engine until cool.
Set idle: 3,000 (±300) min -1
Replace spring/shoes as required,
check idle speed.
Inspect and re-tighten holders securely.
Inspect and replace attachment as
required.
Tighten gearcase securely.
Inspect and replace as necessary.
Inspect and reinstall as required.
Consult with a authorized servicing
dealer.
Consult with an authorized
servicing dealer.
.