KYMCO ZX Service Manual page 22

2
. GENERAL INFORMATION
Remove auto bystarter
connecting wire and
check if bypass fuel line
is clogged.
Connect auto bystarter
wire to battery. Wait for
5 minutes, then connect
a hose to fuel enriching
circuit and then blow
the hose with mouth.
ENGINE LACKS POWER
Inspection/Adjustment
Start engine and
accelerate lightly for
observation.
No air leak
Not clogged
Clogged Not Clogged
Symptom
• Carburetor not securely
‚ Faulty intake manifold gasket
Air leaks
ƒ Deformed or broken
• Broken cable
‚ Dirty auto bystarter
Clogged
ƒ Faulty auto bystarter
• Faulty auto bystarter
ZX / SCOUT
tightened
carburetor O-ring
Probable Cause
2-18