APRILIA DORSODURO 1200 ABS - ATC User Manual

•
Remove the valves.
Valve check
CAUTION
REPLACE THE VALVES ONE AT A TIME. DO NOT MIX THE COMPONENTS. EACH VALVE MUST
BE INSERTED INTO ITS SEAT, WHICH IS MARKED PRIOR TO REMOVAL.
VALVE STEM DEVIATION
Lift up the valve approx. 10 mm (0.39 in) from its
seat.
Measure the valve stem deviation in two perpen-
dicular directions and position the dial gauge as
shown in the figure.
If the measured deviation exceeds the specified
limit, determine if the valve or the guide must be
replaced.
Characteristic
Valve stem distortion
0.25 mm (0.0098 in)
If the valve stem, when measured with a micro-
meter, is worn to its limit and the clearance ex-
ceeds the specified limit, replace the valve.
If the valve stem lies within the specific limit, re-
place the valve guide.
Recheck the clearance after replacing the valve or
the guide.
Characteristic
Intake valve stem diameter
5.987 - 5.973 mm (0.2357 - 0.2352 in)
Exhaust valve stem diameter
5.975 - 5.960 mm (0.2352 - 0.2346 in)
Engine DORSODURO 1200 ABS - ATC
ENG - 256
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
email: info@motomatrix.co.uk

APRILIA DORSODURO 1200 ABS - ATC Specifications

General

Brand	APRILIA
Model	DORSODURO 1200 ABS - ATC
Category	Motorcycle
Language	English