

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine OperationandMaintenanceManual
Foreword







SatFeb1821:42:51UTC+05302023







Copyright1993-2023CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
SatFeb1821:42:41UTC+05302023

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine
Copyright1993-2023CaterpillarInc. AllRightsReserved. PrivateNetworkForSISLicensees.
SatFeb1821:57:57UTC+05302023

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine OperationandMaintenanceManual
SMCS-
YoumustreadandunderstandthewarningsandinstructionscontainedintheSafetysectionofthis manualbeforeperforminganyoperationormaintenanceprocedures.
CoolingSystemCoolant
AddExtender
NOTICE
Excessiveadditive(greaterthantherecommended6%initial fill)togetherwithconcentrationsofantifreezegreaterthan60% causedepositstoformandcanresultinradiatortubeblockage andoverheating.
NOTICE
Donotchangethecoolantuntilyoureadandunderstandthe materialintheCoolingSystemSpecificationsSection.
This is the sample of the manual Click on the download link for complete Manual




Copyright1993-2023CaterpillarInc.
AllRightsReserved.
PrivateNetworkForSISLicensees.
SatFeb1822:02:03UTC+05302023

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine
YoumustreadandunderstandthewarningsandinstructionscontainedintheSafetysectionofthis manualbeforeperforminganyoperationormaintenanceprocedures.











Failuretoreplaceyourthermostatonaregularlyscheduled basiscouldcausesevereenginedamage.


Formerthermostatsmaybeusediftheymeettest specificationsshownintheServiceManualandarenot damagedorhaveexcessivebuildupofdeposits.
Caterpillarenginesincorporateashuntdesigncoolingsystem andrequireoperatingtheenginewithathermostatinstalled.If thethermostatisinstalledwrong,itwillcausetheengineto overheat.

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine
YoumustreadandunderstandthewarningsandinstructionscontainedintheSafetysectionofthis manualbeforeperforminganyoperationormaintenanceprocedures.









Airlinestoandfromtheairdryermustbeatatmospheric pressure.Releasetheairpressurefromtheairsystem completelybeforeperformingmaintenance. Copyright1993-2023CaterpillarInc. AllRightsReserved.
SatFeb1822:01:38UTC+05302023

Product:MOTORGRADER
Model:120HNAMOTORGRADER4MK
Configuration:120HMotorGrader4MK00001-UP(MACHINE)POWEREDBY3116Engine
YoumustreadandunderstandthewarningsandinstructionscontainedintheSafetysectionofthis manualbeforeperforminganyoperationormaintenanceprocedures.









This is the sample of the manual Click on the download link for complete Manual