Removing The Valves And Rocker Arms - Ducati SCRAMBLER 800 Workshop Manual

Removing the valves and rocker arms

Remove the valve covers, the camshafts and the relevant caps (Removing the
camshafts).
Slide out spring (4) of the opening rocker arm (5).
Move rocker arm (5) to free the opening shim (6).
Screw tool no. 88713.2837 on the threaded end of the opening rocker arm shaft (7).
Slide out rocker arm shaft (7) and recover opening rocker arm (5) and the two shims (8) and (9).