GAS GAS TXT RACING 125CC 2020, Owner'S Manual

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Owner's Manual
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Troubleshooting
FAULT CAUSE SOLUTION
1 Engine does not run - Seized cranksha ! .
- Seized cylinder / piston / crank pin
bearing.
- Seized transmission assembly.
- Motorcycle inac" ve for long " me
- Dirty or wet spark plug.
- Flooded engine.
- Incorrect air / petrol mixture.
- Open exhaust valve
- Go to a specialized workshop.
- Go to a specialized workshop.
- Go to a specialized workshop.
- Drain old fuel from tank. When fuel tank full of new fuel, it
will start immediately.
- Dry spark plug or change it.
- To vent engine, accelerate to maximum and operate kick-
start pedal 5 to 10 " mes. Then start engine as described
above. If engine does not start, unscrew spark plug and
dry.
- Clean fuel tank ven" la" on. Adjust air fi lter duct.
- Check exhaust valve and correct.
2 Engine starts but then stops - Incorrect air supply.
- Lack of fuel.
- Close choke. Clean fuel tank ven" la" on. Adjust air fi lter
duct.
- Fill fuel tank.
3 Engine overheats - Insuffi cient coolant in circuit.
- Radia tor dirty or par" ally clogged.
- Add coolant and check water" ghtness of cooling system.
- Clean radia tor fi ns or replace it.
4 Engine func" ons unevenly - Dirty, broken or incorrectly " ghtened
spark plug.
- Problem with spark plug cap or cable
has insuffi cient contact with cap.
- Damag ed igni" on rotor.
- Water in fuel.
- Check condi" on of spark plug and clean, " ghten or
replace.
- Check condi" on of spark plug cap. If deteriorated, change
it.
- Change rotor.
- Drain fuel from tank and add new.
5 Engine lacks power or
accelerates badly
- Fuel supply faulty.
- Dirty air fi lter.
- Damaged or leaking exhaust.
- Dirty carbure% or jets.
- Worn or damaged cranksha!
bearings.
- Clutch slips.
- Clean and check fuel system.
- Clean or replace air fi lter. Check.
- Check exhaust system for damage, renew fi breglass thread
in muffl er if necessary.
- Remove carbure% or and clean jets.
- Change cranksha! bearings.
- Check clutch. - Go to a specialized workshop.
TROUBLESHOOTING
NOTE
This is not an exhaus! ve list of faults, just some of the most common.