Case 570T - Page 194

8-TROUBLESHOOTING
Problem
PossibleCauseCorrection
ConnectingrodaxesnotparallelStraightentheconnectingrods,checkthat
theaxesareparalleland,ifnecessary,re-
placetheconnectingrods
Cylinderknocksduetoanomalouswear
Borethecylinderbarrelsandassemblebig-
gercylinders
Noisycylinderpinduetoexcessiveclear-
anceinhubandconnectingrodbushing.
Bushingsfreeintheirseatontheconnect-
ingrod
Replacethepinwithabiggerone,repro-
cessthehubsonthecylinderandthebush-
ingontheconnectingrod.Replacethe
bushing
Tickingduetonoisydistribution
Checkthattherearenobrokensprings,
thatthereisnoexcessiveclearancebe-
tweentherodsandtherails,tappetsand
seats;adjusttheclearancebetweenvalves
androckers
Anomalousenginesmoke
ContactyourCASEDealer
Difcultstartingandpoor
performanceunderall
conditions
High-pressurepumpfaultyContactyourCASEDealer
Difcultstart,poor
performance,theengine
runswithonecylinder
less
Injectorwithshutterorsolenoidcore(me-
chanicalpart)stuckopen.
ContactyourCASEDealer
Startingtakestensof
seconds,muchwhite
exhaustsmoke,smellof
fuel
Injector(irreversibly)stuckopenContactyourCASEDealer
Brokenhigh-pressureline
frompumptocommon
rail
Anomalousvibrationscausedbyaloose
lineclamping
ContactyourCASEDealer
Theengineoperateswith
acylinderless,without
savingfailuresinthe
controlunit
Injectorstuckclosed
ContactyourCASEDealer
8-2