Shindaiwa 68242-94311 Owner's/Operator's Manual page 18

Troubleshooting Guide
What To Check
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Excessive vibration.
Engine overspeeding.
Engine speed is reduced.
18
ADDITIONAL PROBLEMS
Possible Cause
Clogged air filter.
Clogged fuel filter.
Lean fuel/air mixture.
Idle speed set too low.
Ignition 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.
Debris build up in impeller.
Loose or damaged impeller.
Loose or damaged engine mounts.
Blower intake or discharge ports or
tubes are clogged with debris..
Impeller blades are missing or
damaged.
Heat sensor is activated, due to
restricted air flow at intake cover.
Remedy
Clean or replace the air filter.
Replace the fuel filter.
Consult with an authorized servicing dealer.
Adjust: 2,000 (±200) min .
-1
Reset the switch and re-start.
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.
Idle engine until cool.
Clean debris from impeller as required.
Inspect and replace impeller as required.
Tighten or replace engine mounts as required.
Inspect and remove debris.
Consult with a authorized servicing dealer.
Stop the engine. Clean debris blocking
intake cover. Restart. Idle more than 1
minute. If engine speed is reduced again,
consult with an authorized servicing
dealer.