Spark Plug - Gilera 633721 Workshop Manual

Maintenance
Crankcase breather - empty
AFTER 20,000 KM AFTER 40,000 KM AFTER 60,000 KM AND AFTER 80,000 KM
Safety locks - check
Bushing of driven pulley
Spark plug - replacement
Driving belt - replacement
Throttle lever - adjustment
Air filter - check
Air filter belt compartment - check
Engine oil - change
Valve clearance - check
Electrical system and battery - check
Coolant level - check
Brake fluid level - check
Engine oil - replacement
Brake pads - check condition and wear
Sliding block / variable speed rollers - change
Tyre pressure and wear - check
Vehicle and brake test - road test
Hub oil - check
Stand control roller - replace
Crankcase breather - empty
Suspensions - check
Steering - Check
Injection system pipework - visual check
Fuel filter - check

Spark plug

Check and replacement
CAUTION
THE SPARK PLUG MUST BE REMOVED WITH COLD EN-
GINE. THE SPARK PLUG SHOULD BE CHECKED EVERY
6,000 KM AND REPLACED EVERY 12,000 KM. THE USE OF
NON-CONFORMING IGNITION CONTROL UNITS AND
SPARK PLUGS OTHER THAN THOSE PRESCRIBED CAN
SERIOUSLY DAMAGE THE ENGINE.
Characteristic
Recommended spark plugs:
CHAMPION RG6YC - NGK CR 7 EKB
- Position the scooter on centre stand.
- Remove the side cover on the left-hand side of the scooter, loosening the three screws shown in the
figure.
MAIN - 32
Action
Action
Nexus 500 euro 3