Man D2862 LE221 - Page 237

CYLINDERHEAD
Attachingthevalve-springcompressor
WARNING
Injectordamage
•Springcompressormustnotcomeinto
contactwiththeinjector
•PositiontheHolder[90](4)andHolder[91](5)on
thespringcapandtensionbyturningthethreaded
spindle(6)
•HooktheValve-springcompressor[89](2)inthe
Assemblydevice[87](3)
•PlacetheExtension[88](1)ontotheValve-spring
compressor[89](2)
Removingthevalvecotters
CAUTION
Riskofinjuryduetospringingbackof
thevalvesprings
•EnsurethattheHolder[90]and
Holder[91]areseatedcorrectlyon
thespringcap
•Donotremovethevalvecottersfrom
thevalvespringwithyourbarehands
•PushdowntheValve-springcompressor[89]with
Extension[88](1)
•Removethevalvecotters(3)fromthevalvestem
(4)withMagneticpick-uptool[92](2)
•ReleasetheValve-springcompressor[89](1)
•Removethevalvespringtogetherwiththewasher
andspringcap
•Repeatthesameprocedureforallthevalves
•Removethespecialtool
Removingthevalvestemseals
•PushtheAssemblydevice[93](2)overthevalve
stemseal(3)
•ClamptheAssemblydevice[93](2)
•Pullthevalvestemseal(3)offthevalveguidewith
theimpactweight(1)
AE63stedition235