Shindaiwa 270 Serie Manual Del Propietário página 19

Troubleshooting Guide (continued)
Symptom
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Cutting attachment rotates at
engine idle.
Excessive vibration.
ADDITIONAL PROBLEMS
Possible Cause
Clogged air cleaner element.
Clogged fuel filter.
Carburetor mixture too lean.
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.
Warped or damaged cutting attachment.
Bent main shaft/worn or damaged bushings.
Remedy
Clean the air cleaner element.
Replace the fuel filter.
Consult with an authorized servicing dealer.
Adjust: 3,000 (±250) RPM (min ).
-1
Reset the switch and re-start.
Refuel. See page 12.
Replace fuel filter.
Drain and refill with fresh, clean unleaded gasoline
with a pump octane of 87 or higher mixed with 50:1
Shindaiwa Premium 2-cycle mixing oil or with an
equivalent high quality 2-cycle mixing oil.
Clean and replace spark plug, tighten the terminal.
Consult with an authorized servicing dealer.
Test and replace as required.
Replace the spark plug with an Champion CJ8Y or
equivalent spark plug of the correct heat range.
(For electro magnetic compliance (EMC) use a
NGK BMR6A resistor plug.) Adjust the spark plug
electrode gap 0.024 inch (0.6 mm).
Idle engine until cool. Refer to page 20 (overheated
engine).
Set idle: 3,000 (±250) RPM (min
-1
Replace spring/shoes as required, check idle speed.
Inspect and repair tool as required.
Inspect and replace as necessary.
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