Man D2862 LE221 - Removing, Installing the Valve Stem Seals

CYLINDERHEAD
Removing,installingthevalvestemseals
Additionaljobs
–Checkingandsettingthevalveclearance,see238
–Removing,installingthecylinderheadcover,see213
–Removing,installingtherockerarmmechanism,see217
(1)Cylinderhead
(2)Valvespring
(3)Valvespringcap
(4)Valvecotters
(5)Valve
(6)Valvestemseal
(7)Valveguide
Technicaldata
Mountingbolts,rockerarmmechanism..................M12x80-10.9..................................Initialtorque90Nm
Mountingbolts,rockerarmmechanism..................M12x80-10.9...................................Finaltightening90°
Serviceproducts
WhiteTassemblypaste.....................................................................................................09.16012-0122
Importantinformation
WARNING
Componentdamageduetoincorrectlytightenedscrew/boltconnections
•Ifimpactwrenchesareused,thesemayonlybeusedforpretighteningtomax.50%ofthe
speciedtighteningtorque
•Finaltighteningmustalwaysbeperformedmanuallyusingatorquewrench
AE63stedition231