16
2.7 Simplified Troubleshooting
Complaint
Possible Reason
Remedy
No action for
starter motor
I. Fuse breaks.
2. No power in battery.
3. Defective action of brake switch.
4 Short circuit of starter relay.
Replace
Charging
Replace
Replace
No sparking or
poor sparking
I . Defective spark plug.
2. Defective CDI & ignition coil unit.
3. Defective magneto stator coil.
4. Loose connection of lead wire.
Replace
Replace
Replace
Connect
Unable or
Difficult to start
Plug not sparking
I. Damaged spark plug or spark plug cap.
2. Dirty or wet spark plug.
3. Defective CDI &ignition coil unit or stator coil.
4.Open or short in high-tension cord.
5. Defective ignition switch.
No fuel reaching the carburetor
I. No gasoline in fuel tank.
2.Clogged hole in the fuel tank cap.
3.Clogged or defective fuel cock.
4.Clogged fuel hose or defective vacuum hose.
Compression too low
I. Excessively worn cylinder or piston rings.
2.Spark plug too loose.
3. Broken,cracked or otherwise failed piston.
Replace
Clean & dry
Replace
Replace
Replace
Replace
Clean
Clean or replace
Clean or replace
Replace
Tighten
Replace
Noisy engine
I . Piston or cylinder worn down.
2. Combustion chamber fouled with carbon.
3. Piston pin,bearing or piston pin worn.
4. Worn or burnt crankshaft bearings.
Replace
Clean
Replace
Replace
Engine idles
poorly
I. Stiff piston ring in place.
2. Excessively worn cylinder or piston rings.
3. Gas leaks from crankshaft oil seal.
4. Defective CDI & ignition coil unit.
5. Clogged jets in carburetor.
Replace
Replace
Replace
Replace
Clean or adjust
Содержание Hornet 50
Страница 9: ...9 2 3 Special Tools ...
Страница 10: ...10 2 3 Special Tools ...
Страница 11: ...11 2 3 Special Tools ...
Страница 13: ...13 2 5 Circuit Drawing ...
Страница 17: ...17 ...
Страница 18: ...18 ...
Страница 20: ...20 2 8 2 Troubleshooting for poor skip of spark plugs ...
Страница 23: ...23 2 8 5 Poor acceleration and horse power ...