Maintenance every 1500 hours | Holder 4.74 guide

C 4.74

Operating instructions

Maintenance every 1500 hours

Change hydraulic oil for traction and working hydrau- lic system

NOTE

Change the hydraulic oil while at operating temperature.

-Place the vehicle on level ground. Raise the dump body.

CAUTION

Secure the dump body (loading platform)* against accidental lowering.

-Place a suitable oil container beneath the hydraulic oil tank.

-Relieve any pressure in the hydraulic system by operating the control levers.

CAUTION

Danger of scalding when draining hot hydraulic oil.

1

Bild_C259

-Unscrew the oil drain plug (1).

-Drain the oil.

Please ensure the oil is disposed of

properly.

-Flush the hydraulic oil tank with clean hydraulic oil if necessary.

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Holder 4.74 manual Maintenance every 1500 hours, Change the hydraulic oil while at operating temperature

Contents

Operating Instructions General notes on service Operating instructionsForeword Development Foreword Date of issue and manual version NovemberExplanation of terminology Table of contents Page Instructions for the vehicle Intended UseSite of operation Unintended applications Instructions for the vehicle Residual hazards and risks Operating instructions Driver’s licenceDriver’s licence classes Over 32 km/h Operating instructions Operating instructions Operating instructions Safety General notes on safetySafety notes for later installations Work clothing Safety precautions for handling fuels and oils Gear oil, engine oil, diesel fuel Hydraulic oil, brake fluid Battery acidEmissions Exhaust gases Battery Heat Technical data Vehicle dimensions Dimensional drawing Technical data Table of dimensions C Track widths Tires 1040 mm Vehicle Track width e Total width f Dimension TypeNormal track Weights Max Type Weight Engine specifications Technical data Tires Type Traction hydraulics Assembly Suppl. information Description Steering Front power liftBrakes Trailer hitch Loading platform Assembly Suppl. information Description Rear power liftWorking hydraulics with Steering Assembly Suppl. information Description PTOs Electrical systemFuel system Vehicle overallPage Noise level Exhaust gas identification Views Vehicle14 DescriptionFront left view Vehicle DescriptionRear right view Driver’s station Operating controls Right front controls console Right rear console controls Rear console controls Hand throttle Joystick Pedals Steering wheel adjustment Heater until 10 9 8 Multifunctional display, legend Controls in cabin at front top Controls in cabin at front bottom Controls in cabin at rear Door controls Door opener Location of plates and labels Identification plates Mounting instructions for licence plates Assembly Additional information Dimension/Order No./Type Overview of options and variants selection Assembly Supplementary information Dimension/Order No./Type Accessories Page Check and clean the cooler and debris screens Daily checks and services prior to taking into operationTaking into operation Turn on the battery isolating switch Taking into operationCheck the engine oil level Do not fill too much oil Check the trailer hitch option if required Check the tire inflation pressure Check the hydraulic oil level Filling fuel Approx L Do not adjust the steering wheel while driv- ing Adjust the steering wheelCheck the brake fluid level Adjust the driver’s seat with mechanical suspension Do not adjust the seat while driving. Risk of accidents Adjusting the lumbar padding Adjusting the driver’s seat with pneumatic suspen- sionAdjusting the backrest inclination Adjusting the horizontal suspension Adjusting the driver’s weightAdjusting the seat horizontally Filling washing water Check the lights and rear view mirror Starting the engine Start the engine BildC164 Check the brakes and steering for proper operation Operation Driving safety rulesBefore starting to drive Driving OperationDriving with hydrostatic drive and digital electronics Operation Table of driving ranges Stop Setting the working speed of programs 3 Selecting on-road travel transport speed Operating instructions Adjusting the fine control knob Driving with SDS Special Drive System Operating the inching pedal Release the inching pedal again after passingObstacle Vehicle will resume the previously selected Speed Changing the direction of travel Engaging the differential lock Disengaging the differential lock Steering Two-stage steering Applying the service brake BrakesApplying the parking brake Parking brake is not intended to be used An alarm is sounded when driving with Hand brake applied Releasing the parking brake Uphill Driving on slopes Special operating instructions Stationary operationPlace the vehicle n level ground in both di- rections Removal of hydraulic oil for stationary operation Special operating instructions Adjusting the track width215 Nm Ballast weights Operation in winter Oil preheatingWinter diesel fuel Engine oil for winter operationPage Operating the implements Safety instructions for handling implementsPossible implements Operating the implements Additional information on implements Rear implement or front/rear combinations Front implement Operating instructions Attaching implements Adjusting the pintle hooks and pintle hook bars Adjusting the length of the pintle hook bar Equipment must not hit the cabin Adjusting the upper linkBoth threads must be screwed in equally far Connecting hydraulic lines Installing the cardan shafts Removing implements Operating the joystick Joystick operation Tilting the front power lift Operating the front power liftSideshifting the front power lift Operating the front power lift with keyboard Switching the front power lift to double-acting Operating the tilting device with the keyboard Transport safety Operating the sideshift with the keyboard External operation of the front power lift Flow limiter for joystick Toggle button for Float Position Button Operating the rear power lift External operation of the rear power lift Operating the hydraulic couplings Operating the blue hydraulic couplings Operating the green hydraulic couplingsOperating the yellow and white hydraulic couplings Turning on the front PTO Turning on the rear PTO Adjusting the hysteresis Operating the hydraulic cushioning* front power liftGas pressure in the diaphragm accumu- lator is 30 bar Operation with implement cushioning Driving on-road with implement cushioningTurning the implement cushioning off 102 Operating the implements Turning off the implement variable-displacement Pump Operating the hydraulic dumper Make sure no-one is standing in the danger zone at the rear Press button 4 only at low engine speed Operating priority flow valveSlowly increase the speed of the engine Turning off the priority flow valve Press button 3 only at low engine speed 109 Page Other activities Operating the driver’s cabOperating the roof hatch Opening the roof hatch Removing the roof hatch Turning on windshield wiper/washer Other activitiesFront windshield wiper/washer Lights Turning on and operating the lights Turn the preheat/starter switch to positionTurning on high beam 13 14 Turning on the top headlights Signalling to the left, signalling to the rightOperating the horn Operating the hazard warning flasher system Turning on the rotating beacon Flood light must not be used in the public traffic area Turning on the flood lightInterior light Turning on the interior light Power socket Connecting equipment to the power socket Radio* and loudspeakers Operating the radio Heater Heating and ventilating Turning on the heater Turning on the ventilation Fresh air blower has 2 speeds Cleaning the condenser Air conditioningOperating the air conditioning Air conditioning Fuses Vehicle fuses 123 Page Leaving the vehicle Taking out of operationStopping Taking out of operation ShutdownDo not leave the cabin without taking the ig- nition key Leaving the vehicle Trailers, towing Operating the trailer hitch manually, attaching trailers Trailers, towingBearing load Trailer hitch must be completely closed Driving with trailers Transport, hoisting, towing Instructions for transportHoisting instructions Do not step or stand under a suspended load. Danger Transport, hoisting, towing Towing instructions Secure the vehicle against rolling with chocks Brake cable is very taut risk of injuryPage Indicators, adjustments Adjusting the speedometerPage Troubleshooting guide Problems in engine and exhaust gas turboProblems in electronic and hydraulic driving systems Problem Cause Remedy Troubleshooting 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 General remarks on maintenance Qualification of service personnelService How to value the vehicle? Following services were carried out General remarks on maintenanceService Hours Date Signature Interval Operation Safety notes for maintenance Handling fuels and lubricants 152 Disconnect the battery ground lead Work on the electrical system Jack lift points Jacking up Securing the dump body loading platform To lower it, return the changeover lever 1 to the left Tilting the cab Raise the cabin carefully Maintenance schedule Maintenance after the first 500 hours Maintenance schedule Maintenance every 500 hours Maintenance every 3000 hours Maintenance every 1500 hoursAnnual maintenance Page Maintenance after the first 50 hours Maintenance during the first period of operationCheck the engine for leaks Page Maintenance as required Adjusting the speedometer Maintenance as required Switch layout Tire size Combination Cleaning ReplacementPage Periodic maintenance Maintenance every 125 hours Clean the cooling system Clean with compressed airClean with cold cleaner or pressure washer Check the cooling system Check the battery and cable terminals Maintenance every 125 hoursCheck the high pressure hoses Check the steering cylinder and orbitrol Check the brake fluid level for the foot brake Check the braking system Do not operate the vehicle with a defective braking system Grease the vehicle Tighten wheel nuts Tighten nuts and bolts215 Nm Check the electrical system Clean the fresh air filter Page Maintenance every 500 hours Change the engine oilObserve the instructions for handling fuels and lubricants Litres Change the engine oil filter Maintenance every 500 hoursCheck hose couplings for leaks Check the heating system Page Check the battery Maintenance every 1000 hoursCheck engine valve clearances Service V-belts only with the engine station- ary Maintenance every 1000 hoursCheck V-belt tension and condition Change the fuel filter and fuel prefilter Clean / replace the fuel pump strainerFuel system is bled automatically Lubricating the cardan joint nipples Do not inject too much grease to prevent damage to the seal Maintenance every 1500 hours Change the hydraulic oil while at operating temperature Clean Maintenance every 1500 hoursChange Air in the hydraulic system is bled auto MaticallyPage Check the injection nozzles Maintenance every 3000 hoursChange the toothed belt Page Annual maintenance Change the brake fluid of the foot brakePage Laying up Putting the vehicle back in service after lay-upEngine preservation Laying up Remove engine preservation Fuel and lubricant recommendations Fuel and lubricant recommendations Recommended engine oils and greasesManufacturer Lubricating oil type Greases Do not use mineral oil Brake fluidFuels Page Maintenance data Filling quantities Maintenance data Tightening torques Hexagon screws and studs List of replacement parts Description Order No Bulbs 12 Lights Rating Maintenance data 202 Alphabetical index 100 Alphabetical index 118 205 206 207 208 209 210