Hitachi Zaxis 17u-5a User manual

Serial No.

ZX17U-5A 020001 and up

ZX26U-5A 030001 and up

PRINTED IN THE NETHERLANDS 2020, 04

ZX17U-5A • 26U-5A HYDRAULIC EXCAVATOR OPERATOR’S MANUAL ENMABA-3-2

URL:http://www.hitachi-c-m.com

17U-5A

26U-5A

Hydraulic Excavator

ENMABA-3-2

PART NO.

Operator’s Manual

INTRODUCTION

Read this manual carefully to learn how to operate and

service your machine correctly. Failure to do so could

result in personal injury or equipment damage.

This standard specification machine can be operated

under the following conditions without being modified.

Atmospheric Temperature: −20 °C to 40 °C (−4 °F to 104 °F)

Altitude: 0 m to 1500 m (0 ft to 4900 ft)

In case the machine is used under conditions other than

described above, consult your authorized dealer.

This manual should be considered a permanent part of

your machine and should remain with the machine when

you sell it.

This machine is of metric design. Measurements in this

manual are metric. Use only metric hardware and tools as

specified.

• SIUnits(InternationalSystemofUnits)areusedinthis

manual.

ForreferenceMKSsystemunitsandEnglishunitsare

alsoindicatedinparenthesesaftertheSIunits.

Example:24.5MPa(250kgf/cm²,3560psi)

Right-hand and left-hand sides are determined by

facing in the direction of forward travel.

Write product identification numbers in the Machine

Numbers section. Accurately record all the numbers

to help in tracing the machine should it be stolen.

Your dealer also needs these numbers when you order

parts.Ifthismanualiskeptonthemachine,alsofilethe

identification numbers in a secure place off the machine.

BesuretousefuelthatcomplieswithJISK-2204,EN-590

orASTMD-975whichcontains15ppmorlowersulfur.

Also use fuel that complies with solid contamination level

ofclass18/16/13ofISO4406-1999(solidcontamination

includes dust). If the fuel specified above is not used,

exhaustgasthatexceedstheregulationvaluesmaybe

discharged, causing serious problem on the engine.

Consult your nearest Hitachi dealer.

Warranty is provided as a part of Hitachi’s support

program for customers who operate and maintain their

equipment as described in this manual. The warranty is

explainedonthewarrantycertificatewhichyoushould

have received from your dealer.

This warranty provides you the assurance that Hitachi

willbackitsproductswheredefectsappearwithinthe

warranty period. In some circumstances, Hitachi also

provides field improvements, often without charge to

the customer, even if the product is out of warranty.

Should the equipment be abused, or modified to

change its performance beyond the original factory

specifications, the warranty will become void and field

improvements may be denied. Settingfueldelivery

above specifications or otherwise overpowering machines

will result in such action.

Onlyqualified,experiencedoperatorsofficiallylicensed

(according to local law) should be allowed to operate

the machine. Moreover, only officially licensed personnel

should be allowed to inspect and service the machine.

PRIOR TO OPERATING THIS MACHINE, INCLUDING

COMMUNICATION SYSTEM, IN A COUNTRY OTHER

THAN A COUNTRY OF ITS INTENDED USE, IT MAY

BE NECESSARY TO MAKE MODIFICATIONS TO IT SO

THAT IT COMPLIES WITH THE LOCAL REGULATORY

STANDARDS (INCLUDING SAFETY STANDARDS)

AND LEGAL REQUIREMENTS OF THAT PARTICULAR

COUNTRY. PLEASE DO NOT EXPORT OR OPERATE

THIS MACHINE OUTSIDE OF THE COUNTRY OF ITS

INTENDED USE UNTIL SUCH COMPLIANCE HAS BEEN

CONFIRMED.

PLEASE CONTACT HITACHI CONSTRUCTION

MACHINERY CO., LTD. OR ANY OF OUR AUTHORIZED

DISTRIBUTOR OR DEALER IF YOU HAVE ANY

QUESTIONS CONCERNING COMPLIANCE.

All information, illustrations and specifications in this manual are based on the latest product information available at the

timeofpublication.Therightisreservedtomakechangesatanytimewithoutnotice.

T

MACHINE NUMBERS

SAFETY

SAFETY SIGNS

COMPONENTS NAME

OPERATOR’S STATION

BREAK-IN

OPERATING THE ENGINE

DRIVING THE MACHINE

OPERATING THE MACHINE

TRANSPORTING

MAINTENANCE

MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS

STORAGE

TROUBLESHOOTING

SPECIFICATIONS

OPTIONAL ATTACHMENT

INDEX

VISIBILITY MAP

INDEX

ENMABA-3-2

GETTING ON/OFF THE MACHINE

CONTENTS

MACHINE NUMBERS ........................................................................1

SAFETY...............................................................................................S-1

RecognizeSafetyInformation ....................................................S-1

UnderstandSignalWords.............................................................S-1

FollowSafetyInstructions............................................................S-2

PrepareforEmergencies...............................................................S-3

WearProtectiveClothing..............................................................S-3

ProtectAgainstNoise ....................................................................S-4

Inspect Machine ..............................................................................S-4

GeneralPrecautionsforCab........................................................S-5

UseHandrailsandSteps ...............................................................S-6

AdjusttheOperator'sSeat...........................................................S-6

EnsureSafetyBeforeRisingfromorLeavingOperator’s

Seat .................................................................................................S-7

FastenYourSeatBelt......................................................................S-7

MoveandOperateMachineSafely...........................................S-8

OperateOnlyfromOperator'sSeat ..........................................S-8

JumpStarting ...................................................................................S-9

Keep Riders off Machine...............................................................S-9

PrecautionsforOperations.......................................................S-10

InvestigateJobSiteBeforehand .............................................S-11

InstallOPGGuard.........................................................................S-12

Restriction of Attachment Installation .................................S-13

ProvideSignalsforJobsInvolvingMultipleMachines....S-13

ConfirmDirectionofMachinetoBeDriven........................S-13

DriveMachineSafely................................................................... S-14

Avoid Injury from Rollaway Accidents..................................S-16

AvoidInjuryfromBack-OverandSwingAccidents.........S-17

KeepPersonClearfromWorkingArea..................................S-18

NeverPositionBucketOverAnyone .....................................S-18

Avoid Undercutting.....................................................................S-19

Avoid Tipping................................................................................. S-19

NeverUndercutaHighBank....................................................S-20

DigwithCaution........................................................................... S-20

OperatewithCaution .................................................................S-20

AvoidPowerLines........................................................................S-21

PrecautionsforLightning.......................................................... S-21

ObjectHandling ........................................................................... S-22

ProtectAgainstFlyingDebrisandFallingObject............. S-23

ParkMachineSafely.....................................................................S-24

HandleFluidsSafely−AvoidFires............................................S-24

TransportSafely ............................................................................ S-25

PracticeSafeMaintenance........................................................S-26

WarnOthersofServiceWork ...................................................S-27

SupportMachineProperly........................................................S-28

StayClearofMovingParts ........................................................S-28

PreventPartsfromFlying ..........................................................S-29

Avoid Injury from Attachment Falling Accident ............... S-29

PreventBurns.................................................................................S-30

ReplaceRubberHosesPeriodically........................................ S-31

AvoidHigh-PressureFluids....................................................... S-31

PreventFires...................................................................................S-32

EvacuatinginCaseofFire..........................................................S-34

BewareofExhaustFumes..........................................................S-34

PrecautionsforWeldingandGrinding .................................S-35

AvoidHeatingNearPressurizedFluidLines.......................S-36

Avoid Applying Heat to Lines Containing Flammable

Fluids ...........................................................................................S-36

PrecautionsforHandlingAccumulator(ZX26U-5A)........S-36

RemovePaintBeforeWeldingorHeating........................... S-37

BewareofAsbestosandSiliconDustandOther

Contamination.........................................................................S-37

PreventBatteryExplosions .......................................................S-38

HandleChemicalProductsSafely...........................................S-39

DisposeofWasteProperly.........................................................S-39

Never Ride Attachment.............................................................. S-40

PrecautionsforCommunicationTerminal...........................S-40

VISIBILITY MAP ...........................................................................S-41

SAFETY SIGNS..............................................................................S-43

COMPONENTS NAME ..................................................................1-1

Components Name ........................................................................1-1

GETTING ON/OFF THE MACHINE ...........................................1-2

GettingON/OFFtheMachine.....................................................1-2

OPERATOR'S STATION .................................................................1-3

Layout..................................................................................................1-3

Layout..................................................................................................1-4

KeySwitch ....................................................................................1-5

SwitchPanel.................................................................................1-5

MonitorPanel ...................................................................................1-6

Alternator Indicator...................................................................1-6

Fuel Level Indicator...................................................................1-6

PreheatIndicator........................................................................1-6

OverheatIndicator ....................................................................1-7

EngineOilPressureIndicator.................................................1-7

Hour Meter...................................................................................1-7

Fuel Gauge ...................................................................................1-7

Coolant Temperature Indicator.............................................1-7

CabHeaterOperation(ZX26U-5A)(CabEquipped

Machine) .......................................................................................1-8

HeaterOperation.......................................................................1-8

BlowerOperation.......................................................................1-8

DefrosterOperation..................................................................1-8

Radio(ZX26U-5A)(Cabequippedmachine)(Optional)....1-9

AM/FMRadioOperation............................................................ 1-10

PartNameandFunction ......................................................1-10

RadioOperation......................................................................1-10

TuningProcedure ...................................................................1-11

StationPresettingProcedure..............................................1-11

DeletionofPresetMemory .................................................1-11

SoundAdjustment .................................................................1-12

DigitalClockSettingProcedure......................................... 1-12

DoorLockReleaseLever(ZX26U-5A)(Cabequipped

machine) ....................................................................................1-13

OpeningUpperFrontWindow(ZX26U-5A)(Cab

equipped machine)................................................................ 1-14

FrontWindow...........................................................................1-14

RemovingandStoringLowerFrontWindow ...............1-14

AdjustingtheSeat(Optional) ..................................................1-15

SeatFore-aftAdjustment.....................................................1-15

CONTENTS

SeatBackBox.................................................................................1-15

EmergencyExit(ZX26U-5A)(Cabequippedmachine)...1-16

SeatBelt...........................................................................................1-17

RoomLamp(ZX26U-5A)(Cabequippedmachine) .........1-17

BREAK-IN...........................................................................................2-1

BreakinginNewMachine ............................................................2-1

OPERATING THE ENGINE............................................................3-1

InspectMachineDailyBeforeStarting....................................3-1

BeforeStartingEngine ..................................................................3-2

StartingtheEngine.........................................................................3-3

CheckInstrumentsAfterStartingEngine...............................3-5

Using Booster Battery....................................................................3-6

StoppingtheEngine ......................................................................3-8

DRIVING THE MACHINE..............................................................4-1

TravelLevers(ZX17U-5A)..............................................................4-1

TravelLeversandPedals(ZX26U-5A).......................................4-3

TravelModePedal(ZX17U-5A)...................................................4-5

TravelModeSwitch(ZX26U-5A) ................................................4-6

Traveling.............................................................................................4-7

TravelingonSoftGround .............................................................4-8

RaiseOneTrackbyUsingBoomandArm ..............................4-9

Towing Machine ...........................................................................4-10

OperatinginWaterorMud.......................................................4-11

PrecautionsforTravelingonSlopes.......................................4-12

ParkingtheMachineonSlopes...............................................4-13

ParkingtheMachine ...................................................................4-13

OPERATING THE MACHINE .......................................................5-1

ControlLever(ISOPattern) ..........................................................5-1

Boom-SwingPedal..........................................................................5-2

Blade Lever ........................................................................................5-3

PrecautionsforBladeOperation................................................5-4

SideFrameExtend/RetractLever(ZX17U-5Aonly) ..........5-5

PilotControlShut-OffLever ........................................................5-7

WarmingUpOperation.................................................................5-9

WarmingUpinColdWeather .....................................................5-9

OperatingBackhoe......................................................................5-10

GradingOperation.......................................................................5-11

AvoidAbusiveOperation ..........................................................5-12

AvoidExcavationUsingUpperstructureand/orBoom

SwingPower.............................................................................5-12

AvoidDrivingBucketTeethintoGround.............................5-13

AvoidStrikingWithBucket .......................................................5-13

Boom Cylinder may Hit Blade..................................................5-14

AvoidHittingBladeWithBucket.............................................5-15

AvoidCollidingBladeAgainstRocks.....................................5-15

AvoidCollidingBoomCylinderWithTrack..........................5-15

PrecautionsforInstallingWideBucketorSpecialType

Bucket .........................................................................................5-15

UseCorrectTrackShoe...............................................................5-16

Using Rubber Crawler.................................................................5-17

AvoidotherthanSpecifiedMachineOperations .............5-19

ShackleBracketUsage................................................................ 5-20

EmergencyBoomLoweringProcedure ...............................5-21

PrecautionsforAfterOperations............................................5-24

TRANSPORTING .............................................................................6-1

Transporting by Road ....................................................................6-1

Loading/UnloadingonaTruck...................................................6-2

Fastening Machine for Transporting ........................................6-5

Unloading ..........................................................................................6-6

Lifting Machine ................................................................................6-7

MAINTENANCE...............................................................................7-1

CorrectMaintenanceandInspectionProcedures...............7-1

ChecktheHourMeterRegularly................................................7-2

Layout..................................................................................................7-3

Maintenance Guide Table.............................................................7-4

PreparationsforInspectionandMaintenance .....................7-7

Access Covers....................................................................................7-8

Maintenance Guide ..................................................................... 7-14

PeriodicReplacementofParts.................................................7-18

KindofOils......................................................................................7-19

A. Greasing......................................................................................7-22

FrontJointPins ........................................................................7-22

BucketandLinkPins..............................................................7-22

SwingPostandOthers..........................................................7-22

BladePins(ZX26U-5A) ..........................................................7-24

SwingBearing..........................................................................7-25

SwingInternalGear................................................................7-26

Control Lever Universal Joint..............................................7-26

B.Engine..........................................................................................7-27

EngineOilLevel.......................................................................7-27

ChangeEngineOil..................................................................7-28

ReplaceEngineOilFilter.......................................................7-28

C. Transmission..............................................................................7-31

Travel Reduction Gear...........................................................7-31

D.HydraulicSystem.....................................................................7-34

CheckHydraulicOilLevel ....................................................7-38

DrainHydraulicOilTankSump ..........................................7-39

ChangeHydraulicOil............................................................. 7-40

CleanSuctionFilter ................................................................7-40

ReplaceFull-Flow(Return)FilterElement......................7-44

ReplacePilotOilFilterElement..........................................7-46

CheckHosesandLines .........................................................7-48

E.FuelSystem ................................................................................7-54

Recommended Fuel...............................................................7-54

CheckFuelLevel......................................................................7-55

CheckWaterSeparator .........................................................7-56

DrainFuelTankSump............................................................7-57

ReplaceFuelFilterElement.................................................7-58

CheckFuelHoses ....................................................................7-59

F. Air Cleaner...................................................................................7-60

AirCleanerElement ...............................................................7-60

G.CoolingSystem ........................................................................7-61

CheckCoolantLevel ..............................................................7-62

CheckandAdjustFanBeltTension...................................7-63

Change Coolant.......................................................................7-65

CleanRadiatorandOilCoolerCore..................................7-67

H.ElectricalSystem......................................................................7-68

Battery.........................................................................................7-68

Replacing Fuses....................................................................... 7-72

I. Miscellaneous.............................................................................7-73

CONTENTS

CheckandReplaceBucketTeeth ......................................7-73

ChangeBucket.........................................................................7-75

AdjustTrackSag(RubberCrawler)andCheckfor

Damage.................................................................................7-76

Replace Rubber Crawler.......................................................7-78

CheckandReplaceSeatBelt...............................................7-81

CleanCabFloor(ZX26U-5A)(Cabequipped

machine)...............................................................................7-82

Check,CleanandFunctionCheckofInjection

Nozzle....................................................................................7-83

Inspect and Adjust Valve Clearance.................................7-83

CheckandAdjustInjectionTiming ..................................7-83

MeasureEngineCompressionPressure..........................7-83

CheckStarterandAlternator..............................................7-83

CheckCrankcaseBreather...................................................7-83

CheckRadiatorCap................................................................ 7-83

Tightening and Retightening Torque of Nuts and

Bolts........................................................................................ 7-84

MAINTENANCE UNDER SPECIAL ENVIRONMENTAL

CONDITIONS....................................................................................9-1

MaintenanceUnderSpecialEnvironmentalConditions...9-1

STORAGE ........................................................................................10-1

StoringtheMachine....................................................................10-1

TROUBLESHOOTING.................................................................11-1

Troubleshooting ...........................................................................11-1

SPECIFICATIONS .........................................................................12-1

Std.Specification..........................................................................12-1

WorkingRanges............................................................................12-2

BucketTypesandApplicationsZX17U-5A..........................12-3

Std.Specification..........................................................................12-4

WorkingRanges............................................................................12-5

BucketTypesandApplicationsZX26U-5A..........................12-6

Noise Level Results ......................................................................12-7

Vibration Level...............................................................................12-7

ElectricFans....................................................................................12-7

Lifting Capacities..........................................................................12-8

OPTIONAL ATTACHMENT .......................................................13-1

HydraulicBreaker,HydraulicCrusherandQuick

Coupler.......................................................................................13-1

Attachment.....................................................................................13-2

PipingforBreakerandCrusher(Optional)..........................13-3

AttachmentPedal(HydraulicBreaker)(Optional)............13-4

PrecautionsforBreakerOperation......................................... 13-5

AttachmentPedal(HydraulicCrusher)(Optional)............13-9

PrecautionsforCrusherOperation ......................................13-10

NumericKeypadLock(Optional)..........................................13-13

INDEX...............................................................................................14-1

CONTENTS

MEMO

..................................................................................................................................................................................................

1

MACHINE NUMBERS

ThemanufacturingNos.explainedinthisgrouparethe

individual numbers (serial No.) given to each machine and

hydraulic components. These numbers are requested when

inquiringanyinformationonthemachineand/orcomponents.

FilltheseserialNos.intheblankspacesinthisgroupto

immediatelymakethemavailableuponrequest.

Machine

1. MODEL/TYPE

2. ProductIdentificationNumber

3. YearofManufacturing

4. Operatingmass(Noadditionalcounterweightversion)

5. Mass of additional counter weight

6. EnginepowerinKWaccordingtoISO14396:2002

Product Identification Number

PRODUCTIDENTIFICATIONNUMBER:

fNOTE:

SS3097499

*HCMABA50X00030001*

PRODUCTIDENTIFICATION

NUMBER(PIN)

Markstoindicatethe

startandendofthePIN

ZX26U-5A

ZX17U-5A MABA-00-001

MABA-00-002

ZX26U-5A

ZX17U-5A MABA-00-001

MABA-00-002

MACHINE NUMBERS

2

Engine

TYPE:

MFG.NO.:

Travel Motor

TYPE:

MFG.NO.:

ZX17U-5A

ZX26U-5A

ZX17U-5A

ZX26U-5A

MABA-00-003

MABA-00-004

MABA-00-005

MABA-00-006

Hitachi Zaxis 17U-5A User manual

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