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Holder 4.74 manual Tighten nuts and bolts, Tighten wheel nuts, Nm Check the electrical system

Models: 4.74

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Operating instructions

Maintenance every 125 hours

Tighten nuts and bolts

-Tighten the pump, axle and engine fasteners.

-Tighten fasteners to the specified torque according to tables in the maintenance data.

Tighten wheel nuts

-Tighten all wheel nuts on the front and rear wheels (1 and 2).

C 4.74

Torque	215 Nm	2
		2
Check the electrical system	1	Bild_C251
Check the electrical system

CAUTION

When working on the electrical system, al- ways disconnect the ground lead of the bat- tery!

-Raise the dump body (loading platform*) and secure it against accidental lowering.

-Check cables, plugs and cable ducts for damage and security.

-Have any damaged parts replaced by an authorized workshop.

* Option

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Image 173

Holder 4.74 manual Tighten nuts and bolts, Tighten wheel nuts, Nm Check the electrical system

Contents

Operating Instructions Operating instructions General notes on serviceForeword DevelopmentExplanation of terminology Date of issue and manual version NovemberForeword Table of contents Page Intended Use Instructions for the vehicleSite of operation Unintended applicationsResidual hazards and risks Instructions for the vehicleDriver’s licence Operating instructionsDriver’s licence classes Over 32 km/hOperating instructions Operating instructions Operating instructions General notes on safety SafetySafety notes for later installations Work clothingGear oil, engine oil, diesel fuel Safety precautions for handling fuels and oilsEmissions Exhaust gases Battery acidHydraulic oil, brake fluid Heat BatteryVehicle dimensions Dimensional drawing Technical dataTable of dimensions C Technical dataNormal track 1040 mm Vehicle Track width e Total width f Dimension TypeTrack widths Tires Weights Max Type Weight Engine specifications Tires Type Technical dataTraction hydraulics Front power lift Assembly Suppl. information Description SteeringBrakes Trailer hitchWorking hydraulics with Steering Assembly Suppl. information Description Rear power liftLoading platform Electrical system Assembly Suppl. information Description PTOsFuel system Vehicle overallPage Exhaust gas identification Noise levelFront left view DescriptionViews Vehicle14 Rear right view DescriptionVehicle Operating controls Driver’s stationRight front controls console Right rear console controls Hand throttle Rear console controlsPedals JoystickHeater until Steering wheel adjustmentMultifunctional display, legend 10 9 8Controls in cabin at front bottom Controls in cabin at front topDoor controls Door opener Controls in cabin at rearIdentification plates Location of plates and labelsMounting instructions for licence plates Overview of options and variants selection Assembly Additional information Dimension/Order No./TypeAssembly Supplementary information Dimension/Order No./Type Accessories Page Taking into operation Daily checks and services prior to taking into operationCheck and clean the cooler and debris screens Taking into operation Turn on the battery isolating switchCheck the engine oil level Do not fill too much oilCheck the tire inflation pressure Check the trailer hitch option if requiredCheck the hydraulic oil level Approx L Filling fuelCheck the brake fluid level Adjust the steering wheelDo not adjust the steering wheel while driv- ing Do not adjust the seat while driving. Risk of accidents Adjust the driver’s seat with mechanical suspensionAdjusting the backrest inclination Adjusting the driver’s seat with pneumatic suspen- sionAdjusting the lumbar padding Adjusting the seat horizontally Adjusting the driver’s weightAdjusting the horizontal suspension Check the lights and rear view mirror Filling washing waterStarting the engine Start the engine BildC164 Check the brakes and steering for proper operation Before starting to drive Driving safety rulesOperation Driving with hydrostatic drive and digital electronics OperationDriving Table of driving ranges OperationStop Selecting on-road travel transport speed Setting the working speed of programs 3Operating instructions Adjusting the fine control knob Driving with SDS Special Drive System Release the inching pedal again after passing Operating the inching pedalObstacle Vehicle will resume the previously selected Speed Changing the direction of travelDisengaging the differential lock Engaging the differential lockTwo-stage steering SteeringBrakes Applying the service brakeApplying the parking brake Parking brake is not intended to be usedReleasing the parking brake An alarm is sounded when driving with Hand brake appliedDriving on slopes UphillStationary operation Special operating instructionsPlace the vehicle n level ground in both di- rections Removal of hydraulic oil for stationary operation215 Nm Adjusting the track widthSpecial operating instructions Operation in winter Oil preheating Ballast weightsWinter diesel fuel Engine oil for winter operationPage Possible implements Safety instructions for handling implementsOperating the implements Additional information on implements Operating the implementsFront implement Rear implement or front/rear combinationsOperating instructions Attaching implements Adjusting the length of the pintle hook bar Adjusting the pintle hooks and pintle hook barsBoth threads must be screwed in equally far Adjusting the upper linkEquipment must not hit the cabin Connecting hydraulic lines Removing implements Installing the cardan shaftsOperating the joystick Joystick operation Sideshifting the front power lift Operating the front power liftTilting the front power lift Operating the front power lift with keyboard Operating the tilting device with the keyboard Switching the front power lift to double-actingOperating the sideshift with the keyboard Transport safetyExternal operation of the front power lift Toggle button for Float Position Button Flow limiter for joystickOperating the rear power lift External operation of the rear power lift Operating the hydraulic couplings Operating the yellow and white hydraulic couplings Operating the green hydraulic couplingsOperating the blue hydraulic couplings Turning on the front PTO Turning on the rear PTO Gas pressure in the diaphragm accumu- lator is 30 bar Operating the hydraulic cushioning* front power liftAdjusting the hysteresis Turning the implement cushioning off Driving on-road with implement cushioningOperation with implement cushioning 102 Operating the implements Turning off the implement variable-displacement Pump Make sure no-one is standing in the danger zone at the rear Operating the hydraulic dumperSlowly increase the speed of the engine Operating priority flow valvePress button 4 only at low engine speed Turning off the priority flow valve Press button 3 only at low engine speed 109 Page Operating the driver’s cab Other activitiesOperating the roof hatch Opening the roof hatch Removing the roof hatchFront windshield wiper/washer Other activitiesTurning on windshield wiper/washer Turning on high beam Turn the preheat/starter switch to positionLights Turning on and operating the lights 13 14 Operating the horn Signalling to the left, signalling to the rightTurning on the top headlights Turning on the rotating beacon Operating the hazard warning flasher systemInterior light Turning on the interior light Turning on the flood lightFlood light must not be used in the public traffic area Radio* and loudspeakers Operating the radio Power socket Connecting equipment to the power socketHeating and ventilating Turning on the heater HeaterFresh air blower has 2 speeds Turning on the ventilationAir conditioning Cleaning the condenserOperating the air conditioning Air conditioningVehicle fuses Fuses123 Page Stopping Taking out of operationLeaving the vehicle Shutdown Taking out of operationDo not leave the cabin without taking the ig- nition key Leaving the vehicleTrailers, towing Bearing load Trailers, towingOperating the trailer hitch manually, attaching trailers Trailer hitch must be completely closed Driving with trailers Instructions for transport Transport, hoisting, towingHoisting instructions Do not step or stand under a suspended load. DangerTowing instructions Transport, hoisting, towingBrake cable is very taut risk of injury Secure the vehicle against rolling with chocksPage Adjusting the speedometer Indicators, adjustmentsPage Problems in engine and exhaust gas turbo Troubleshooting guideProblems in electronic and hydraulic driving systems Problem Cause RemedyTroubleshooting guide Troubleshooting guide Cause Remedy 141 Problems in the hydraulic system and steer- ing 143 Problems in the working hydraulic system 145 146 147 Page Qualification of service personnel General remarks on maintenanceService How to value the vehicle?Service Hours Date Signature Interval Operation General remarks on maintenanceFollowing services were carried out Handling fuels and lubricants Safety notes for maintenance152 Work on the electrical system Disconnect the battery ground leadJacking up Jack lift pointsTo lower it, return the changeover lever 1 to the left Securing the dump body loading platformRaise the cabin carefully Tilting the cabMaintenance after the first 500 hours Maintenance scheduleMaintenance every 500 hours Maintenance scheduleAnnual maintenance Maintenance every 1500 hoursMaintenance every 3000 hours Page Check the engine for leaks Maintenance during the first period of operationMaintenance after the first 50 hours Page Adjusting the speedometer Maintenance as requiredSwitch layout Tire size Combination Maintenance as requiredReplacement CleaningPage Clean the cooling system Clean with compressed air Periodic maintenance Maintenance every 125 hoursClean with cold cleaner or pressure washer Check the cooling systemCheck the high pressure hoses Maintenance every 125 hoursCheck the battery and cable terminals Check the brake fluid level for the foot brake Check the steering cylinder and orbitrolDo not operate the vehicle with a defective braking system Check the braking systemGrease the vehicle 215 Nm Check the electrical system Tighten nuts and boltsTighten wheel nuts Clean the fresh air filter Page Change the engine oil Maintenance every 500 hoursObserve the instructions for handling fuels and lubricants LitresCheck hose couplings for leaks Maintenance every 500 hoursChange the engine oil filter Check the heating system Page Check engine valve clearances Maintenance every 1000 hoursCheck the battery Check V-belt tension and condition Maintenance every 1000 hoursService V-belts only with the engine station- ary Fuel system is bled automatically Clean / replace the fuel pump strainerChange the fuel filter and fuel prefilter Do not inject too much grease to prevent damage to the seal Lubricating the cardan joint nipplesChange the hydraulic oil while at operating temperature Maintenance every 1500 hoursChange Maintenance every 1500 hoursClean Matically Air in the hydraulic system is bled autoPage Change the toothed belt Maintenance every 3000 hoursCheck the injection nozzles Page Change the brake fluid of the foot brake Annual maintenancePage Engine preservation Putting the vehicle back in service after lay-upLaying up Remove engine preservation Laying upFuel and lubricant recommendations Recommended engine oils and greases Fuel and lubricant recommendationsManufacturer Lubricating oil type GreasesFuels Brake fluidDo not use mineral oil Page Filling quantities Maintenance dataTightening torques Hexagon screws and studs Maintenance dataList of replacement parts Description Order No Bulbs 12 Lights Rating Maintenance data 202 100 Alphabetical index118 Alphabetical index205 206 207 208 209 210