Spark Plug Dismantlement - APRILIA tuono v4 Owner's Manual

BE CARRIED OUT USING THE SPECIFIC TOOLS AND WITH THE ADEQUATE
KNOWLEDGE.
IT IS THEREFORE ESSENTIAL TO TAKE YOUR VEHICLE TO AN Official Aprilia
Dealer OR SPECIALISED TYRE WORKSHOP TO CARRY OUT THE OPERATIONS
ABOVE. NEW TYRES MAY BE COATED WITH A SLIPPERY COATING: RIDE
WITH CAUTION DURING THE FIRST KILOMETRES. DO NOT APPLY UNSUITA-
BLE LIQUIDS ON TYRES. WHEN TYRES ARE OLD, THE MATERIAL MAY HARD-
EN AND NOT PROVIDE ADEQUATE ROAD HOLDING, EVEN IF TYRES ARE
STILL WITHIN THE WEAR LIMIT.
SHOULD THIS OCCUR, REPLACE THE TYRES.
WARNING
ONLY USE TYRES RECOMMENDED BY Aprilia. THE USE OF DIFFERENT
TYRES, EVEN IF THEY ARE OF THE SAME SIZE, CANNOT GUARANTEE BIKE
RIDING PERFORMANCE.
Minimum tread depth:
front and rear 2 mm (0.079 in) (USA 3 mm - 0.118 in) or more if so required by appli-
cable legislation in the country where the vehicle is used.

Spark plug dismantlement

CAUTION
TO REMOVE, CHECK, CLEAN AND REPLACE SPARK PLUGS, PLEASE CON-
TACT AN Official Aprilia Dealer. IF YOU HAVE SUFFICIENT EXPERIENCE, FOL-
LOW THE INSTRUCTIONS IN THIS WORKSHOP BOOKLET, WHICH IS AVAILA-
BLE AT ANY DEALER.
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