久保田U20-3微挖工厂手册.pdf

WORKSHOPMANUAL

KUBOTAEXCAVATOR

U20-3

U25-3

CodeNo.97899-60740

Downloadedfromwww.Mmanualssearchengine

Downloadedfromwww.Mmanualssearchengine

ssCONTENTS

IGeneral

IIMachinebody

•MechanismSectionII-M-1

•ServiceSectionII-S-1

IIIEngine

•05-MSeriesEngineIII-1

•MechanismSectionIII-M-1

•ServiceSectionIII-S-1

IVHydraulicSystem

•MechanismSectionIV-M-1

•ServiceSectionIV-S-1

VElectricalSystem

•MechanismSectionV-M-1

•ServiceSectionV-S-1

Downloadedfromwww.Mmanualssearchengine

Downloadedfromwww.Mmanualssearchengine

U20-3,U25-3WSMGeneral

I.General

A.BodyandengineidentificationmarksI-2

B.Safetyprecautionsforservicing,disassemblyandreassemblyI-3

a.SafetymeasuresbeforestartingworkI-3

b.SafetymeasuresduringworkI-3

c.PreparationfordisassemblyI-4

d.PrecautionsfordisassemblyandreassemblyI-4

C.IMPORTANTSAFETYPROCESSANDCRITICALFUNCTIONALPROCESSI-5

a.EssentialAdhesivesI-5

b.ImportantSafetyProcessSI-5

c.ImportantCriticalFunct