COMMONRAILSYSTEM
Checkingtheinjectorseat,railandleakageoillinesforleaks
(1)Leakageoilline
(2)Fuelline,leakageoilline-collector
(3)Fuelline,leakageoilline-collector
(4)Leakageoilline
Technicaldata
Pressurisation,driptest.........................................................................................................3.0-3.5bar
Pressuredrop..........................................................................................................0.1barin10minutes
Importantinformation
WARNING
Thecommon-railsystemcanbedamaged
•Allworkoncomponentsofthecommon-railsystemmustbeperformedbyspeciallytrained
personnelonly
•Theenginemustbestationaryforatleast5minutesbeforecommencingworkinordertoenable
depressurisationintherail,ordepressurisationmustbecheckedbymeansofMAN-cats
®
(desiredvalue0)
•Ensureabsolutecleanlinessinallareaswhencarryingoutallwork
•Beforeworkingonthecleansideofthefuelsystem,cleantheengineandtheenginecompartment
(e.g.steamcleaner).Thefuelsystemmustbesealedduringthisprocess.
•Avoidanymoisturewhatsoever
•Alwaysreplacerailconnectionsoncetheyhavebeenundone
•Donotreuseplugsforhigh-pressurelines,therailorinjectors,eveniftheyhaveonlybeenused
once
•Followthesequencedescribedwhentighteninginjectors,high-pressurelines,therailandrail
connections
AE63stedition125
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