KEEWAY MATRIX - 45 km/t User Manual

102
Complaint Symptom and possible causes Remedy
Medium- or
high-speed
trouble.
1. Main jet or main air jet is clogged.
2. Needle jet is clogged.
3. Fuel level is improperly set.
4. Throttle valve is not operating
properly.
5. Fuel filter is clogged.
Check and clean.
Check and clean.
Check and replace.
Check throttle valve for operation.
Check and clean.
Overflow and
fuel level
fluctuations.
1. Needle valve is worn or damaged.
2. Spring in needle valve is broken.
3. Float is not working properly.
4. Foreign matter has adhered to needle
valve.
5. Fuel level is too high or low.
Replace.
Replace.
Check and adjust.
Clean.
Adjust and replace.
ELECTRICAL
Complaint Symptom and possible causes Remedy
No sparking or
poor sparking.
1. Defective CDI & ignition coil unit.
2. Defective spark plug.
3. Defective magneto stator coil.
4. Loose connection of lead wire.
Replace.
Replace.
Replace.
Connect/tighten.
Spark plug soon
becomes fouled
with carbon.
1． Mixture too rich.
2． Idling speed set too high.
3． Incorrect gasoline.
4． Dirty element in air cleaner.
5． Spark plug loose.
6． Incorrect engine oil.
Adjust carburetor.
Adjust carburetor.
Change.
Clean.
Replace by hot type plug.
Replace.
Spark plug
electrodes
overheat or burn.
1. Spark plug too hot.
2. The engine overheats.
3. Spark plug loose.
4. Mixture too lean.
5. Not enough engine oil.
Replace by cold type plug,
Tune up.
Retighten.
Adjust carburetor.
Check oil pump.
Magneto does not
charge.
1. Open or short in lead wires, or loose lead
connections.
2. Shorted, grounded or open magneto coil.
3. Shorted or open regulator/rectifier.
Repair or retighten.
Replace.
Replace.
Magneto charge,
but charging rate
is below the
specifications.
1. Lead wires tend to get shorted or open-circuited or
loosely connected at terminal.
2. Grounded or open-circuited stator coils of magneto.
3. Defective regulator/rectifier.
4. Defective cell plates in the battery,
Repair or retighten.
Replace.
Replace.
Replace the battery.
Magneto
overcharges.
1. Internal short-circuit in the battery.
2. Resistor element in the regulator/rectifier damaged or
defective.
3. Regulator/rectifier unit poorly grounded.
Replace the battery.
Replace.
Clean and tighten ground connection.
Complaint
Symptom and possible causes
Remedy
Unstable
charging.
1. Defective regulator/rectifier.
2. Lead wire insulation frayed due to vibration,
resulting in intermittent shorting.
3. Magneto coil internally shorted.
Repair or replace.
Replace.
Replace.

KEEWAY MATRIX - 45 km/t Specifications

General

Brand	KEEWAY
Model	MATRIX - 45 km/t
Category	Scooter
Language	English