VESPA LX 125 150 Euro 3 User Manual page 53

Filters, jets or carburettor dirty or
clogged.
Insufficient battery charge
IGNITION PROBLEM
No spark from spark plug. Due to
the presence of high voltage, this
check should only be carried out by
an expert.
LACK OF COMPRESSION
Spark plug adapter "worn", valve
clearance not adequate; worn
piston gas rings
HIGH CONSUMPTION AND LOW PERFORMANCE
Air filter blocked or dirty.
Contact an Authorised Service
Centre.
Recharge the battery.
Check that the electrodes are
properly adjusted (0.7÷ 0.8 mm).
Check that the electrodes are
clean (clean with pure petrol and
metal brush or with emery cloth).
Check the spark plug insulator:
Replace the spark plug if the
insulator is cracked or broken. If
the spark plug is in good
conditions, contact an Authorised
Service Centre.
Contact an Authorised Service
Centre.
Clean with water and shampoo and
impregnate with petrol and specific
oil (section «Removing the air
filter»)
53