Little Wonder 2300 - Manual (Page 12)

12.
Problem
6. Engine lacks power.
7. Engine overheats.
8. Engine noisy or knocking.
9. Engine stalls under load.
Cause
Air cleaner clogged.
Carburetor out of adjustment.
Muffler clogged.
Clogged exhaust ports.
Clogged spark arrestor
Poor compression.
Insufficient oil in fuel mixture.
Air flow obstructed.
Loose flywheel.
Spark plugs incorrect heat range.
Worn bearings, piston ring or cylinder walls.
Carburetor adjustment too “lean”.
Engine overheats.
Remedy
Clean air cleaner.
See “Carburetor Adjustment”.
Clean carbon from muffler.
Remove muffler, rotate engine until the
piston is at top of cylinder. With a wooden
scraper or blunt tool, remove all carbon
from exhaust ports. Be careful not to scratch
or damage piston or cylinder walls. Blow
out all loose carbon with compressed air.
Install muffler and gasket.
Clean
Contact your nearest authorized dealer.
Mix fuel as described in starting
instructions.
Clean flywheel, cylinder fins and screen.
Tighten flywheel nut.
Replace with plugs specified for engine.
Contact your nearest authorized dealer.
See “Carburetor Adjustment”.
Remove dust and dirt from between cylinder
fins.
A. Troubleshooting cont.
B. Engine Specifications
Dry Weight 2.54 kg, 5.6 lbs.
Type of Engine Air Cooled, Two stroke, Single-Cylinder, Gasoline Engine
Rotation Counterclockwise, viewed from TOP
Bore 32 mm (1.26 in.)
Stroke 28 mm (1.102 in. )
Spark Plug Champion RCJ6Y
Fuel Premixed two stroke fuel
Fuel Oil Ratio 50:1 ratio with KOMATSU ZENOAH oil
Gasoline Unleaded, 89 octane or higher
Displacement 22.5 cc (1.373 cu. in.)
Exhaust System Spark arrester muffler
Carburetor Walbro WYJ113
Ignition System There are no adjustments required for the ignition