ENGINE
MECHANICAL
GENERALEM-2
SERVICESTANDARDEM-7
SPECIALTOOLSEM-17
SERVICEPROCEDURE
EngineDisassemblyCheckStandardEM-22
EngineDismountingandInstallationEM-24
EngineEM-26
CrankShaftPulleyEM-34
FlywheelandFlywheelHousingEM-36
TimmingGearandCamshaftEM-39
Piston,Crankshaft,CylinderBlockandoilPan..EM-45
LiquidGasketandOilApplicationPointsEM-57
TROUBLESHOOTINGEM-59
EM-2ENGINEMECHANICAL
GENERAL
Iinjectionnozzle
ConstructionandOperation
EngineProperCylinderhead
1.CombustionChamber
ThecombustionchamberismadeupofthecylinderheadandO-ring
toroidalpiston.Theholetypeinjectionnozzleismountedtothe
cylinderheadtogetherwiththenozzletube.
ThenozzletubeaccomplishesthefunctionofholdingthePiston
nozzleinpositionandcoolingit.Sincetheoutsideofthenozzle
tubeisexposedtothewaterjacket,thetopendofthetubeis
sealedoffwithanO-ringandthebottomisstakedtoprevent
waterleakage.
Combustionisaccomplishedbydirectinjectionoffuelintothe
combustionchamber.
Avalverecessismachinedonthetopofthepistonforproviding
aclearancebetweenthepistonandexhaustvalve.