CYLINDERHEAD
Dismantling,assemblingtherockerarmmechanism
Additionaljobs
–Removing,installingtheturbocharger,see173
–Removing,installingthecylinderheadcover,see213
–Removing,installingtherockerarmmechanism,see217
–Checkingandsettingthevalveclearance,see238
(1)Circlip
(2)Washer
(3)Rockerarm
(4)Locknut
(5)Rockerarmbracket
(6)Rockerarm
(7)Locknut
(8)Washer
(9)Circlip
(10)Adjustingscrew
(11)Adjustingscrew
Rockerarmmechanismtechnicaldata
Radialplay,rockerarm.................................................................................................0.030–0.066mm
Insidediameter,rockerarmbearing........................................................................Ø34.005–34.025mm
Outsidediameter,rockerarmshaft.........................................................................Ø33.959–33.975mm
Importantinformation
WARNING
Componentdamageduetoincorrectlytightenedscrew/boltconnections
•Ifimpactwrenchesareused,thesemayonlybeusedforpretighteningtomax.50%ofthe
speciedtighteningtorque
•Finaltighteningmustalwaysbeperformedmanuallyusingatorquewrench
AE63stedition219