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Amco Veba 924NG User Manual

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ORIGINAL INSTRUCTIONS

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Summary of Contents for Amco Veba 924NG

  • Page 1 7844181-00 03/20 ORIGINAL INSTRUCTIONS subject to change without notice...

  • Page 3: Table Of Contents

    USER MANUAL 924NG NDEX WARNINGS ........................A.1 PERSONAL PROTECTIVE EQUIPMENT ....................A.1 MECHANICAL HAZARDS ........................A.2 A.2.1 STRUCTURAL RESISTANCE ........................A.2 A.2.2 CRUSHING HAZARD ..........................A.4 A.2.3 CUTTING HAZARD ........................... A.5 A.2.4 IMPACT HAZARD ............................. A.6 A.2.5 OIL LEAK HAZARD ........................... A.7 A.2.6...
  • Page 4 USER MANUAL 924NG NDEX B.7.7 OPENING PROCEDURE ........................B.38 B.7.8 HOW TO READ THE LOAD CHART ....................... B.39 B.7.9 LIFTING OPERATIONS .......................... B.39 B.7.10 CLOSING PROCEDURE ......................... B.40 B.7.11 HOW TO FOLD THE STABILIZERS WITH MANUALLY OPERATED EXTENSIONS ......B.42 B.7.12...

  • Page 5: Warnings

    USER MANUAL 924NG ARNINGS WARNINGS PERSONAL PROTECTIVE EQUIPMENT During normal crane operations the users must wear: - helmet - safety gloves - industrial footwear - overalls secured using buttons and without loose or baggy parts - high visibility clothing IN ADDITION + oil-proof gloves and safety goggles during maintenance tasks.

  • Page 6: Mechanical Hazards

    USER MANUAL 924NG ARNINGS MECHANICAL HAZARDS The most common mechanical hazards due to a failure to follow the instructions in this user manual are listed below. A.2.1 STRUCTURAL RESISTANCE The structural resistance may be impaired by the following adverse working conditions:...
  • Page 7 USER MANUAL 924NG ARNINGS LIFTING COMPONENT - Excessive forces if lifting components other than hook are used IP PROTECTION LEVEL - Electric system faults (safety and controls) WARNINGS - Do NOT use the crane if the operating conditions are incompatible with the instructions given in this manual.

  • Page 8: Crushing Hazard

    USER MANUAL 924NG ARNINGS A.2.2 CRUSHING HAZARD Crushing hazards derive from moving components on the crane: • body crushing between the crane and vehicle • upper limb crushing between base and crane booms • body crushing between stabilisers and a stationary object during stabilizer opening •...

  • Page 9: Cutting Hazard

    USER MANUAL 924NG ARNINGS - Do NOT place lower limbs between the stabiliser legs and the vehicle. Do NOT place hands near the stabiliser extensions during retraction. - Do NOT perform maintenance when the crane is moving or when the power take-off is enabled.

  • Page 10: Impact Hazard

    USER MANUAL 924NG ARNINGS A.2.4 IMPACT HAZARD Residual hazard associated with: • impact with the crane boom during unfolding/folding • impact with the moving load • impact with the stabilisers • impact caused by an accidental release of the load WARNINGS - Take care not to bump against moving parts on the crane.

  • Page 11: Oil Leak Hazard

    USER MANUAL 924NG ARNINGS A.2.5 OIL LEAK HAZARD Hydraulic fluid leaks can cause burns, irritation to the skin and eyes and can even penetrate under the skin. These hazards are associated with incorrect tightening of fittings, rubbing of hoses against metal parts, excessive bending of hoses, incorrect disconnection of hoses during maintenance, incorrect repairs, ageing, etc.

  • Page 12: Loss Of Stability

    USER MANUAL 924NG ARNINGS A.2.6 LOSS OF STABILITY Loss of stability can cause serious damage to property and injury to persons. Carefully follow the stabilizing procedure specified in this user manual. Do NOT tamper with safety devices. Stabilize the crane on firm ground.
  • Page 13 USER MANUAL 924NG ARNINGS - Do NOT place the stabilizer feet near drains, manholes, wells, electric conduits and in general on any surface unable to support the maximum stabilizer force. - When working on bridges the stabilizer feet must be placed at least one metre from the edge.

  • Page 14: Slipping And Falls

    USER MANUAL 924NG ARNINGS - Do NOT tamper with electrical, electronic and hydraulic safety devices on the machine. Check that all safety and protection devices are installed and functioning correctly before using the crane. - When a load is lifted for the first time proceed slowly and carefully to ensure that the area of stability for the machine has been identified correctly.

  • Page 15: Electric Shock Hazard

    USER MANUAL 924NG ARNINGS ELECTRIC SHOCK HAZARD A.3.1 CONTACT WITH LIVE COMPONENTS There is an electric shock hazard for the user under the following conditions: • if the crane comes into contact with electrical power lines • if the crane is struck by lightning WARNINGS - The crane should only be operated at a distance D of at least 7 m from electrical power lines.

  • Page 16: Static Electricity

    USER MANUAL 924NG ARNINGS A.3.2 STATIC ELECTRICITY The crane can accumulate static electricity. This generally occurs when the material placed between the stabiliser feet and the ground is an insulator e.g. wood, the crane is used near radio transmitters or high frequency switching systems and when a storm is approaching.

  • Page 17: Vibration Hazards

    USER MANUAL 924NG ARNINGS VIBRATION HAZARDS There are no significant vibration hazards in that a loader crane is used for short periods and therefore there is no significant effect on the operator. HAZARDS DUE TO TOXIC SUBSTANCES These hazards are associated with: •...

  • Page 18: Ergonomic Hazards

    USER MANUAL 924NG ARNINGS ERGONOMIC HAZARDS A.8.1 MANUAL OPERATIONS WARNINGS - Do not place the body under excessive strain when operating the crane. If manual operations are required (e.g. pivoting stabilizer legs, lifting manual extensions or other components) or the load must be moved by hand, do NOT lift a weight of more than 25 kg (20 kg for women).

  • Page 19: Unexpected Start-Up And Switch-Off

    USER MANUAL 924NG ARNINGS UNEXPECTED START-UP AND SWITCH-OFF Impact, crushing, load loss and stability loss hazards exist as a result of accidental crane start-up and switch-off. WARNINGS - Before using the crane check that there is enough fuel and the battery is in good condition.
  • Page 20 USER MANUAL 924NG ARNINGS - Before moving the vehicle always check that: • The crane is folded correctly in transport position (1). • The stabilizer extensions are fully retracted and locked (2). If the extensions are locked using a pin, this must be inserted perfectly in the extension.

  • Page 21: Coupling Faults

    USER MANUAL 924NG ARNINGS A.11 COUPLING FAULTS There is a serious risk of damage to property and injury to persons in the event of incorrect coupling of mechanical and hydraulic components between the crane and the vehicle, between the crane and the lifting components and between the lifting components themselves.
  • Page 22 USER MANUAL 924NG ARNINGS - Visually check that the screws of the slewing cylinders, all nuts and bolts in general are tightened properly. - Check that pins and screws used on the extensions and on other lifting tools are assembled and secured correctly.

  • Page 23: Hazards Due To Incorrect Lifting Operations

    USER MANUAL 924NG ARNINGS A.12 HAZARDS DUE TO INCORRECT LIFTING OPERATIONS Residual hazards exist as a result of incorrect lifting operations: • Loss of stability • Uncontrollable load, overload, exceeding the overturning limit • Uncontrollable speed of movements, oscillation of the load •...
  • Page 24 USER MANUAL 924NG ARNINGS - Lifting of loads not placed on rigid and fixed supports unless the user knows the weight of the load being moved: e.g. lift truck releasing an excessive load on the hook; lifting a floating load, etc.
  • Page 25 USER MANUAL 924NG ARNINGS - Using the machine under adverse weather conditions (e.g. high winds). - Placing the load on surfaces with unsuitable strength, area or inclination. - Handling of loads at heights is strongly unrecommended: the load could bump against the booms and oscillations of load and booms could cause a sudden increase of the lifting/tipping moment.

  • Page 26: How To Transport The Crane

    USER MANUAL 924NG ARNINGS A.13 HOW TO TRANSPORT THE CRANE Before installation, the crane must be moved safely, in order to avoid falls and impacts with objects and persons. During transport of the crane, the carrier must follow the instructions below: •...

  • Page 27: Warnings For Use With Manual Extensions

    USER MANUAL 924NG ARNINGS A.14 WARNINGS FOR USE WITH MANUAL EXTENSIONS There are additional specific hazards for cranes with manual extensions as listed below: • Hazards resulting from structural failure of a manual extension • Crushing and cutting hazard for fingers during mounting, extraction, retraction.
  • Page 28 USER MANUAL 924NG ARNINGS - Do NOT insert fingers inside free housings of securing components (in particular housings for locking pins of manual extensions). - Avoid boom positions causing the unpinned extension to move at high speeds. Keep away from the extension’s trajectory.

  • Page 29: Warnings For Use With Jib

    USER MANUAL 924NG ARNINGS A.15 WARNINGS FOR USE WITH JIB There are additional specific hazards for cranes equipped with a jib, as listed below: • Crushing and cutting hazard for upper limbs between moving parts of the jib. • Impact hazard with property and people during opening and closing of jib.

  • Page 30: Warnings For Use With Bucket - Grapple

    USER MANUAL 924NG ARNINGS A.16 WARNINGS FOR USE WITH BUCKET - GRAPPLE There are additional specific hazards for cranes equipped with bucket as listed below: • Crushing and cutting hazard for upper and lower limbs in the bucket and moving parts.
  • Page 31 USER MANUAL 924NG ARNINGS - The working area must be big enough to contain the tool when operating at the maximum opening (Db < A). - Only use the crane to lift free loads. Do NOT press objects or material with the tool.

  • Page 32: Warnings For Use With Drill

    USER MANUAL 924NG ARNINGS A.17 WARNINGS FOR USE WITH DRILL There are additional specific hazards for cranes equipped with a drill as listed below: • Entrapment, crushing and cutting hazard for upper and lower limbs on the drill body. • Flying loose material hazard caused by drill operation.

  • Page 33: Buser Manual

    USER MANUAL 924NG USER MANUAL PREMISE Dear Customer, Thank you for buying our product. We have done everything we can to supply you with an excellent and safe product. Please follow the instructions given below to ensure that your crane operates safely: - Follow the warnings as well user and maintenance instructions.

  • Page 34: Identification

    MANUFACTURER H.C.E. s.r.l. Unico Socio Via Einstein 4, 42028 POVIGLIO (RE) ITALY CRANE TYPE: 924NG NO CE CONTROLS  NO RDC (without radio remote control)  RDC (with NO CE radio remote control)  TOP (with Basic/Graphic radio remote control) CE CONTROLS ...

  • Page 35: Description And Documentation

    USER MANUAL 924NG DESCRIPTION AND DOCUMENTATION B.3.1 ENCLOSED DOCUMENTATION Assembly must be performed by an authorised assistance centre in accordance with the instructions in the installer manual released by the manufacturer and the vehicle setup specifications. The installer must provide training for operators concerning all aspects of crane functioning at the moment of machine delivery in accordance with ISO 9926-1.

  • Page 36: Service Conditions

    USER MANUAL 924NG B.3.3 SERVICE CONDITIONS The machine is designed to operate under the following conditions: Service conditions DESCRIPTION RANGE Environmental temperature -10°C ÷ 40°C In-service wind Wind state: Light (EN 13001-2) (see B.8.4 for special conditions) Max. mean wind speed: 34 km/h...

  • Page 37: Main Components

    USER MANUAL 924NG B.3.4 MAIN COMPONENTS A list of the main crane components is given below in accordance with EN 12999: MAIN COMPONENTS Column boom cylinder boom boom cylinder boom Extension cylinders Hydraulic extensions Stabilizer cylinder Stabilizer extension Oil tank...

  • Page 38: Controls

    USER MANUAL 924NG CONTROLS B.4.1 CONTROL STATIONS NO RDC-CRANE On main control valve side For NO CE only. 7844181-00 03/20 subject to change without notice...
  • Page 39 USER MANUAL 924NG NO RDC-CRANE On the opposite control valve side For NO CE only. 7844181-00 03/20 subject to change without notice...
  • Page 40 USER MANUAL 924NG RDC-CRANE EMERGENCY CONTROLS WITH DISPLAY On the main control valve side 7844181-00 03/20 subject to change without notice...
  • Page 41 USER MANUAL 924NG RDC-CRANE EMERGENCY CONTROLS WITHOUT DISPLAY On the main control valve side In case of work lights only. 7844181-00 03/20 subject to change without notice...
  • Page 42 USER MANUAL 924NG RDC-CRANE EMERGENCY CONTROLS On the opposite main control valve side RDC-CRANE WITH RADIO-CONTROLLED STABILIZERS BUTTONS FOR ACTIVATING THE STABILIZER CONTROLS VIA RADIO On both sides of the crane, close to the stabilizer controls. Activation of radio stabilizer...
  • Page 43 USER MANUAL 924NG RDC-CRANE WITH RADIO-CONTROLLED STABILIZERS EMERGENCY RADIO STABILIZER CONTROLS On the opposite main control valve side, under the cover. The serigraphs shown above are for explanations only: they are not applied on the cover. 7844181-00 03/20 subject to change without notice...

  • Page 44: Description Of Controls

    USER MANUAL 924NG B.4.2 DESCRIPTION OF CONTROLS FLOW DEVIATION LEVER (NO CE, NO RDC) • Lever UP: crane enabled, stabilizers disabled • Lever DOWN: crane disabled, stabilizers enabled KEY SWITCH SELECTOR (RDC, NO TOP) Stabilizers controls enabled Crane controls disabled...

  • Page 45: Outriggers Controls (Optional)

    USER MANUAL 924NG STABILIZERS CONTROLS ON THE MAIN CONTROL VALVE SIDE ON THE OPPOSITE MAIN CONTROL VALVE SIDE Stabilizer extension Stabilizer extension on the side where the on the side where the option option operator is working operator is working...

  • Page 46: Emergency Controls

    USER MANUAL 924NG B.4.5 EMERGENCY CONTROLS In case of failure, the operator can pass manually from the crane controls to the stabilizer controls and vice versa following the procedures below. CE, NO RDC CRANE Break the seal sticker, push and turn the manual actuator. Then screw the knurled knob under the main control valve (see figure below).
  • Page 47 USER MANUAL 924NG In addition, in case of stabilizers controlled by radio, activate the emergency stabilizers controls following this procedure: - mount (by screwing) on stabilizer control valve the two suitable levers supplied demounted: the first one on “IN” element; the second one on “MS” element corresponding to the cylinder to move.

  • Page 48: Safety Devices

    USER MANUAL 924NG SAFETY DEVICES B.5.1 OVERCENTER VALVES The overcenter valves are fitted on the 1 boom cylinder and on the 2 boom cylinder. Their purpose is to lower or block the load if the pressure into the cylinders reaches the setting value. So the crane structure is made safe.

  • Page 49: Moment Limiter

    USER MANUAL 924NG B.5.3 MOMENT LIMITER The purpose of the moment limiter is to protect the crane's structure from overload and ensure machine stability. It constantly detects the pressure in the 1st boom cylinder and intervenes when the lifting moment exceeds the setting value.

  • Page 50: Locking Devices For Stabilizer Extensions

    USER MANUAL 924NG B.5.4 LOCKING DEVICES FOR STABILIZER EXTENSIONS FOR ALL CRANE VERSIONS On both sides of the base an automatic lock is installed. Its purpose is to lock automatically the stabilizer extension in its fully closed position. To release the extension and pull it out, it’s necessary to pull the automatic lock and pull out the extension with the...

  • Page 51: Locking Device For Turning Stabilizer Legs

    USER MANUAL 924NG B.5.5 LOCKING DEVICE FOR TURNING STABILIZER LEGS Their purpose is to lock the rotation of the stabilizer legs in working and transport position. LOCKING DEVICE WITH LEVER FOR MANUAL TURNING STABILIZERS Locking pin Rotating lever LOCKING DEVICE WITH LEVER FOR AUTOMATIC TURNING STABILIZERS...

  • Page 52: Slewing Limiters

    USER MANUAL 924NG B.5.6 SLEWING LIMITERS The NO CE crane can be equipped with slewing limiter: its purpose is to block the crane rotation toward the prohibited working zone (for example in front of the truck cab). The installation of the slewing limiter after the crane sale must be made at an authorized assistance center.

  • Page 53: Gauges And Indicators

    USER MANUAL 924NG GAUGES AND INDICATORS B.6.1 GAUGES ON OIL TANK OIL LEVEL INDICATORS The oil tank is fitted with two visual level indicators in order to check the amount of oil in the tank. Maximum level Minimum level THERMOMETER CE cranes are fitted with a thermometer that shows the current oil temperature in degrees Celsius: •...

  • Page 54: Load Indicators

    USER MANUAL 924NG CLOGGING INDICATOR The CE tank filter and the high pressure filter (option) have clogging indicators that indicate when the filter cartridge has to be replaced (pressure gauge on red). RDC-cranes are always equipped with high pressure filter and clogging indicators.

  • Page 55: Level Indicator

    USER MANUAL 924NG PRESSURE GAUGES (OPTION FOR NO CE) The pressure gauges indicate the pressure of the 1.boom cylinder. • Green sector: 90% of lifting capacity is not reached • Yellow sector: 90% of lifting capacity is reached • Red sector: 100% of lifting capacity is reached B.6.3...

  • Page 56: Operating Hours Counter (No Ce, No Top)

    USER MANUAL 924NG B.6.4 OPERATING HOURS COUNTER (NO CE, NO TOP) The hours counter is installed at the control station on the main control valve side. Purpose of the counter is to indicate the total operating hours of the crane: the user shall perform the planned maintenance at the intervals shown in the Maintenance Record (see C.3).

  • Page 57: Operating The Crane

    USER MANUAL 924NG OPERATING THE CRANE B.7.1 PRELIMINARY CHECKS BEFORE OPERATION Before using the crane check that - crane's structure, safety devices and safety signs are intact. - there are no parts on the equipment which have not been checked or are not permitted.

  • Page 58: How To Deploy The Stabilizers With Manually Operated Extensions

    USER MANUAL 924NG B.7.3 HOW TO DEPLOY THE STABILIZERS WITH MANUALLY OPERATED EXTENSIONS LOCKING DEVICES OF STABILIZER EXTENSIONS Automatic lock Lock support Semi-automatic locking device Lever 3 up: the locking device 1 is engaged or ready to get engaged Lever 3 down: the locking device 1 in disengaged Operating the crane is allowed only when the stabilizers are deployed correctly.
  • Page 59 USER MANUAL 924NG 2) Lower the automatic lock 1, rotate and lay the lock support 2 on the pin. 3) Pull the suitable handle and extract completely the stabilizer extension till the semi-automatic locking device 3 does stop the beam extension, then shake it to be sure the locking device 3 is fully engaged.
  • Page 60 USER MANUAL 924NG 4) If the crane is fitted with turning stabilizer legs, rotate downwards the leg up to the vertical position (see B.7.5) 5) Extend the cylinder till to place the foot on the ground, without fully discharging the vehicle's suspension.

  • Page 61: How To Deploy The Stabilizers With Hydraulically Operated Extensions

    USER MANUAL 924NG B.7.4 HOW TO DEPLOY THE STABILIZERS WITH HYDRAULICALLY OPERATED EXTENSIONS LOCKING DEVICE OF STABILIZER EXTENSIONS Automatic lock Lock support Operating the crane is allowed only when the stabilizers are deployed correctly. Always use the controls on the side on which you are operating the crane.
  • Page 62 USER MANUAL 924NG 2) Lower the automatic lock 1, rotate and lay the lock support 2 on the pin. 3) By using the control lever below extract the stabilizer extension. The yellow warning sign on extension appears, if the extension is fully extracted.
  • Page 63 USER MANUAL 924NG 4) If the crane is fitted with turning stabilizer legs, rotate downwards the leg up to the vertical position (see B.7.5) 5) Extend the cylinder till to place the foot on the ground, without fully discharging the vehicle's suspension.

  • Page 64: How To Rotate Downwards The Manual Turning Stabilizer Legs

    USER MANUAL 924NG B.7.5 HOW TO ROTATE DOWNWARDS THE MANUAL TURNING STABILIZER LEGS LOCKING DEVICE OF TURNING LEGS Locking device with lever Lever 1 perpendicular to extension axis (down): the locking device is engaged Lever 1 parallel to extension axis (up): the locking device is disengaged Execute the following procedure: 1) Grasp the handle and turn counter-clockwise the lever (the locking device is disengaged).
  • Page 65 USER MANUAL 924NG 2) Rotate slightly the leg, holding the locking device 1 in disengaged state. 3) Then release the locking lever and rotate fully the leg downwards up to the vertical position: the locking device engages automatically (the lever turns clockwise and goes down). If the locking device doesn't engage, shake lightly the leg.

  • Page 66: How To Deploy The Automatic Turning Stabilizers

    USER MANUAL 924NG B.7.6 HOW TO DEPLOY THE AUTOMATIC TURNING STABILIZERS LOCKING DEVICES OF STABILIZER EXTENSIONS Automatic lock of stabilizer extension Lock support Locking device of stabilizer leg Operating the crane is allowed only when the stabilizers are deployed correctly.
  • Page 67 USER MANUAL 924NG 2) Lower the automatic lock 1, rotate and lay the lock support 2 on the pin. 3) Unlock the pin by rotating counterclockwise the lever until the pin guide reaches the unlocked position (see B.5.5). 7844181-00 03/20 subject to change without notice B.35...
  • Page 68 USER MANUAL 924NG 4) Operate the control lever for extracting the stabilizer extension. The yellow warning sign on extension appears, if the extension is fully extracted. 5) Operate the lever for extending the cylinder leg and rotate it slightly by only a few degrees.
  • Page 69 USER MANUAL 924NG 6) Then release the pin by rotating the lever clockwise completely. 7) Fully rotate the leg downwards to the vertical position: the locking device engages automatically (the pin guide reaches the locked position). If the locking device is not engaged, shake lightly the leg until you obtain the engagement.

  • Page 70: Opening Procedure

    USER MANUAL 924NG B.7.7 OPENING PROCEDURE 1) If the crane is in folded position, fully retract the 2nd boom cylinder (articulation cylinder). 2) Lift the 1st boom so that the 2nd boom can rotate freely. 3) Move the 2nd boom to the horizontal position.

  • Page 71: How To Read The Load Chart

    USER MANUAL 924NG B.7.8 HOW TO READ THE LOAD CHART 924NG A MC O VE BA 19°30' 1390 4130 2670 1890 1070 10.53 4.70 6.60 8.50 12.56 14.69 16.82 18.98 21.18 100% = 12400 daN 23.28 The load chart shows the rated loads (kg) that the crane can lift depending on working radius (m).

  • Page 72: Closing Procedure

    USER MANUAL 924NG B.7.10 CLOSING PROCEDURE The operator should close the crane from the column side to avoid collisions with moving parts of the crane. 1) Close the hydraulic extensions of the crane 2) Move the 1st boom so that the 2nd boom can rotate freely.
  • Page 73 USER MANUAL 924NG 4) Close the 2nd boom completely, operating the control lever of the articulation cylinder. 5) Lower the 1st boom until the recovery locks are in their seats. Block the crane. If, for transport, the crane is closed with the boom on the vehicle body, make sure that the crane cannot move.

  • Page 74: How To Fold The Stabilizers With Manually Operated Extensions

    USER MANUAL 924NG B.7.11 HOW TO FOLD THE STABILIZERS WITH MANUALLY OPERATED EXTENSIONS LOCKING DEVICES OF STABILIZER EXTENSIONS Automatic lock Lock support Semi-automatic locking device Lever 3 up: the locking device 1 is engaged or ready to get engaged Lever 3 down: the locking device 1 in disengaged The stabilizers can be closed exclusively after the booms are closed in transport position.
  • Page 75 USER MANUAL 924NG 2) If the crane is fitted with turning stabilizer legs, rotate the leg up to its transport position (see B.7.13) 3) Turn the lever 3 downwards up to its vertical locking position: the locking device is disengaged.

  • Page 76: How To Fold The Stabilizers With Hydraulically Operated Extensions

    USER MANUAL 924NG B.7.12 HOW TO FOLD THE STABILIZERS WITH HYDRAULICALLY OPERATED EXTENSIONS LOCKING DEVICE OF STABILIZER EXTENSIONS Automatic lock Lock support The stabilizers can be closed exclusively after the booms are closed in transport position. Always use the controls on the side on which you are operating the crane.
  • Page 77 USER MANUAL 924NG 3) Retract fully the stabilizer extension. The automatic lock 1 engages automatically. 7844181-00 03/20 subject to change without notice B.45...

  • Page 78: How To Rotate Upwards The Manual Turning Stabilizer Legs

    USER MANUAL 924NG B.7.13 HOW TO ROTATE UPWARDS THE MANUAL TURNING STABILIZER LEGS LOCKING DEVICE OF TURNING LEGS Locking device with lever Lever 1 perpendicular to extension axis (down): the locking device is engaged Lever 1 parallel to extension axis (up): the locking device is disengaged Execute the following procedure: 1) Grasp the handle and turn clockwise the lever (the locking device is disengaged).
  • Page 79 USER MANUAL 924NG 2) Rotate slightly the leg, holding the locking device 1 in disengaged state. 3) Then release the locking lever and rotate fully the leg upwards up to the vertical position: the locking device engages automatically (the lever turns clockwise and goes down). If the locking device doesn't engage, shake lightly the leg.

  • Page 80: How To Fold The Automatic Turning Stabilizers

    USER MANUAL 924NG B.7.14 HOW TO FOLD THE AUTOMATIC TURNING STABILIZERS LOCKING DEVICES OF STABILIZER EXTENSIONS Automatic lock of stab. extension Lock support Locking device of stab. leg The stabilizers can be closed exclusively after the booms are folded in transport position.
  • Page 81 USER MANUAL 924NG 2) Unlock the pin by rotating clockwise the lever until the pin guide reaches the unlocked position (see B.5.5). 3) Operate the lever for retracting the cylinder leg: fully retract the rod and rotate slightly the leg by only a few degrees.
  • Page 82 USER MANUAL 924NG 4) Then release the pin by rotating the lever clockwise completely. 5) Fully rotate the leg upwards to the vertical position: the locking device engages automatically (the pin guide reaches the locked position). If the locking device is not engaged, shake lightly the leg until you obtain the engagement.

  • Page 83: Use With Manual Extensions

    USER MANUAL 924NG B.7.15 USE WITH MANUAL EXTENSIONS The manual extensions can be used only with the hook to increase the crane's outreach. The maximum capacity of each manual extension is constant (see A.14), indicated in the load chart and marked on a plate applied on the extension itself.

  • Page 84: Use With Jib

    USER MANUAL 924NG B.7.16 USE WITH JIB The jib is an optional accessory which does not modify the intended use of the crane on which it is fitted. A list of the main jib components is given below: MAIN COMPONENTS...
  • Page 85 USER MANUAL 924NG UNFOLDING PROCEDURE 1) After having fully extended the extensions of basic crane, rotate the jib boom (2). 3) Extend hydraulic jib extensions until the hook reach the vertical line of the load to be lifted. FOLDING PROCEDURE 1) Fully retract the jib extensions, then retract the basic crane extensions (2).
  • Page 86 USER MANUAL 924NG MOMENT LIMITER FOR JIB It constantly detects the pressures in the 1st boom cylinder and in the jib articulaton cylinder. When an overload condition is reached, the crane movements are blocked according to the figure below. Maximum setting pressure reached in the 1 boom cylinder 2.boom and jib over the horizontal...
  • Page 87 USER MANUAL 924NG HOW TO ASSEMBLE THE JIB 1) Let align the boom extensions of the basic crane towards the jib attachment. 2) Slowly open the basis crane extensions until the pin holes are aligned (see figure). 3) Insert the locking pin and the split pin.

  • Page 88: Use With Bucket-Grab

    USER MANUAL 924NG B.7.17 USE WITH BUCKET-GRAB The bucket can only be operated when the crane opening procedure is complete. The control is used to open and close the bucket thus allowing to lift and release the load. The bucket is often secured to a hydraulic rotor that allows to rotate on its own axis. There is a separate control for this.

  • Page 89: Use Under Special Service Conditions

    USER MANUAL 924NG USE UNDER SPECIAL SERVICE CONDITIONS Exceptionally, the crane can be operated even if the service conditions are not met, i.e when: - the stabilizers feet are deployed on a soft surface - the crane is operated in low-temperature environments - the inclination angle of the crane's base exceeds the max.

  • Page 90: Low-Temperature Environments

    USER MANUAL 924NG B.8.2 LOW-TEMPERATURE ENVIRONMENTS The crane is designed to withstand the maximum stresses when the environmental temperature is within the range given in B.3.3. When the environmental temperature is below the allowable range, then a derating factor shall be applied to the max. working pressure, as follows: = κ...

  • Page 91: In-Service Wind

    USER MANUAL 924NG B.8.4 IN-SERVICE WIND The crane is designed to withstand occasionals loads due to the wind effects. According to EN 13001-2, the crane can be safely operated under the following wind state: - Wind state: Light - Max. mean wind speed: v = 9.4 m/s (34 km/h, 5 Beaufort) If the wind speed should exceed the limit above, then a derating factor shall be applied to the max.
  • Page 92 USER MANUAL 924NG The following table shows the Beafort scale and its wind speed ranges. BEAUFORT SCALE Wind speed Beaufort Wind Symbol Effect force km/h Calm 0 - 0.2 0 - 1 Smoke rises vertically Light air 0.3 - 1.5...

  • Page 93: Maintenance

    USER MANUAL 924NG AINTENANCE MAINTENANCE WARRANTY TERMS The manufacturer declines all responsibility for damage to the crane caused by failed maintenance or lubrication. Preventive routine maintenance refers to machine use in non-abrasive and non- corrosive environments. Failure to abide by this stipulation shall result in all guarantees for faults being declared null and void.
  • Page 94 USER MANUAL 924NG AINTENANCE GREASING CHART Manual greasing of boom extensions' sliding surfaces Frequency of greasing: 200 working hours / 180 days Manual greasing of stabilizer extensions' sliding surfaces Frequency of greasing: 100 working hours / 90 days Greasing under pressure of nipples...

  • Page 95: Filling Up The Oil Tank

    USER MANUAL 924NG AINTENANCE C.2.2 FILLING UP THE OIL TANK Before using the crane, check the oil level in the tank: the level with horizontal crane at rest, must always be between the minimum and maximum level. If the level is under the minimum, fill up the tank.

  • Page 96: Planned And Extraordinary Maintenance

    USER MANUAL 924NG AINTENANCE PLANNED AND EXTRAORDINARY MAINTENANCE The owner of the crane is responsible for contacting an authorised assistance centre to perform the following maintenance activities: - planned maintenance - maintenance after inactivity - extraordinary maintenance All maintenance activities are scheduled and must be registered in the Maintenance Record: the maintenance schedule must be signed by the authorised assistance centre.

  • Page 97: Technical Sheet

    USER MANUAL 924NG ECHNICAL HEET TECHNICAL SHEET 7844181-00 03/20 subject to change without notice...

  • Page 98: Crane's Technical Data

    USER MANUAL 924NG ECHNICAL HEET CRANE'S TECHNICAL DATA Versions Max. net lifting moment 22.5 22.1 21.2 20.5 20.1 19.7 19.4 28290 daNm Max. dynamic moment 282.9 Capacity at min. hook [S2] 5265 5175 4885 4610 4430 4270 4130 hydraulic outreach...
  • Page 99 USER MANUAL 924NG ECHNICAL HEET Versions 4SJ3 5SJ3 6SJ2 Max. net lifting moment 17.8 16.9 10.4 daNm 28010 27160 26455 Max. dynamic moment 280.1 271.6 264.5 Capacity at min. hook [S2] 2430 2330 1165 hydraulic outreach grab [S1] Max rated capacity min.outreach...

  • Page 100: Winch Settings

    USER MANUAL 924NG ECHNICAL HEET WINCH SETTINGS TI1 - SINGLE LINE PULL Versions 4SJ3 5SJ3 6SJ2 Max line pull 1000 1000 1000 Start angle - pull% Final angle - pull% TI2 - SINGLE LINE PULL Versions Max line pull 2000...

  • Page 101: Overall Dimensions

    USER MANUAL 924NG ECHNICAL HEET OVERALL DIMENSIONS FIXED STABILIZERS LEGS 2500 31° Ø220 2185 2300 107.5 2520 4860 ST 5500 EX 7420 SE EXTRA FUNCTION A (mm) 2300 2300 2300 2300 2300 2300 2330 W (mm) 1005 1005 slides 1055...
  • Page 102 USER MANUAL 924NG ECHNICAL HEET OVERALL DIMENSIONS 4SJ3 FIXED STABILIZERS LEGS 2490 31° Ø220 2185 2300 107.5 2520 4860 ST 5500 EX 7420 SE 1055 TURNING STABILIZERS LEGS 2543 180° Ø220 31° 2212 290.5 2327 2545 4887 ST 5527 EX...
  • Page 103 USER MANUAL 924NG ECHNICAL HEET OVERALL DIMENSIONS 5SJ3 FIXED STABILIZERS LEGS 2415 31° Ø 220 2185 2300 107.5 2520 4860 ST 5500 EX 7420 SE 1055 TURNING STABILIZERS LEGS 2543 180° Ø220 31° 2212 290.5 2327 2545 4887 ST 5527 EX...
  • Page 104 USER MANUAL 924NG ECHNICAL HEET OVERALL DIMENSIONS 6SJ2 FIXED STABILIZERS LEGS 2400 376.5 31° Ø 220 2185 2300 2520 107.5 4860 ST 5500 EX 7420 SE 1055 TURNING STABILIZERS LEGS 2543 180° Ø220 31° 2212 290.5 2327 2545 4887 ST...

  • Page 105: Base Dimensions And Mounting Bolts

    USER MANUAL 924NG ECHNICAL HEET BASE DIMENSIONS AND MOUNTING BOLTS 1145 1145 2070 Material Tightening Ref. Description Q.ty Size (Q.ty) Grade torque M24x2 Kit with 8 42CrMo4+QT L=1100 (4) 400 Nm crane mounting bolts EN 10083-3 L=1015 (4) M30x2 Kit with 4...

  • Page 106: Installation Type Number

    USER MANUAL 924NG ECHNICAL HEET INSTALLATION TYPE NUMBER Installation types numbers (ITN) for cranes with standard dead point (STOP) toward swivel bridge. OPPOSITE DEAD POINT STANDARD DEAD POINT STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP...

  • Page 107: Lifting Height Close To The Column

    USER MANUAL 924NG ECHNICAL HEET LIFTING HEIGHT CLOSE TO THE COLUMN 1000 Version 2015 2015 1931 1847 1762 1678 1593 7844181-00 03/20 D.11 subject to change without notice...

  • Page 108: Load Charts For Use With Hook/Tool

    USER MANUAL 924NG ECHNICAL HEET LOAD CHARTS FOR USE WITH HOOK/TOOL 924NG 2S 11.7 19°30' 3595 5265 2730 5265 3595 2730 4.28 6.18 8.08 100% 15° 8.21m If an additional lifting tool is mounted, the rated capacities shall be reduced by the tool's weight 7844181-00 03/20 D.12...
  • Page 109 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 3S 20.3 18.1 15.9 13.8 19°30' 5175 3495 2625 2080 1600 1240 1000 5175 3495 2625 2080 6.18 10.11 4.28 8.08 12.22 14.44 16.65 100% 15° 10.24m 16.78m...
  • Page 110 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 4S 22.5 20.3 18.1 15.9 19°30' 3270 1895 1565 1240 1000 4885 2425 3270 1565 4885 2425 1895 4.36 6.26 10.19 12.22 14.44 16.65 18.90 8.33 100% 15°...
  • Page 111 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 5S 24.8 22.5 20.3 18.1 19°30' 4610 3055 2235 1720 1400 1180 1000 4610 3055 2235 1720 1400 1180 4.44 6.34 8.24 10.27 12.30 14.43 16.65 18.90 21.18 100% 15°...
  • Page 112 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 6S 24.8 22.5 20.3 19°30' 4430 2910 2105 1595 1275 1055 4430 2910 2105 1595 1275 1055 10.36 4.53 6.43 8.33 12.39 14.52 16.65 18.90 21.18 100% 15°...
  • Page 113 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 7S 26.9 24.8 22.5 19°30' 4270 2780 1985 1480 1160 4270 2780 1985 1480 1160 10.44 4.61 6.51 8.41 12.47 14.60 16.73 18.90 21.18 23.28 100% 15° 19.03m...
  • Page 114 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK/TOOL 924NG 8S 26.9 24.8 19°30' 4130 2670 1890 1390 1070 4130 2670 1890 1390 1070 4.70 6.60 8.50 10.53 12.56 14.69 16.82 18.98 21.18 23.28 100% 15° 21.31m 23.41m...
  • Page 115 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK 924NG 4SJ3 27.9 24.1 2185 1260 (**) 2430 1400 19°30' 7.36 9.06 10.81 12.56 6° 15.21 16.91 18.66 20.41 22.30 24.21 100% 20.54m 24.34m (*) Manual extensions (optional): these cannot lift additional hydraulic tools (**) Max.
  • Page 116 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK 924NG 5SJ3 29.0 27.2 25.6 2100 1200 (**) 2330 1330 7.27 8.83 10.39 11.95 19°30' 17° 17.26 18.82 20.38 25.38 21.94 23.60 100% 22.07m 25.51m (*) Manual extensions (optional): these cannot lift additional hydraulic tools (**) Max.
  • Page 117 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR USE WITH HOOK 924NG 6SJ2 27.4 25.9 1150 (**) 1165 7.26 8.64 10.12 19°30' 19.38 20.76 22.24 23.80 100% 22.36m 23.92m (*) Manual extensions (optional): these cannot lift additional hydraulic tools (**) Max. lifting capacity of jib The given rated capacities can be moved only by operating the jib.

  • Page 118: Load Charts For Ti2 Winch In Single Line

    USER MANUAL 924NG ECHNICAL HEET LOAD CHARTS FOR TI2 WINCH IN SINGLE LINE 924NG 2S + TI2 SINGLE LINE 11.7 75° 2000 19°30' 3.4m (**) 2000 8.08 100% 15° 8.21m (**) Minimum distance winch - pulley Winch max. pull: 2000 kg 7844181-00 03/20 D.22...
  • Page 119 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 3S + TI2 SINGLE LINE 13.8 75° 2000 19°30' 3.4m (**) 2000 10.11 100% 15° 10.24m (**) Minimum distance winch - pulley Winch max. pull: 2000 kg 7844181-00 03/20 D.23...
  • Page 120 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 4S + TI2 SINGLE LINE 15.9 75° 2000 19°30' 3.4m (**) 1895 1565 2000 9.70 10.19 12.22 100% 15° 12.35m (**) Minimum distance winch - pulley Winch max.
  • Page 121 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 5S + TI2 SINGLE LINE 18.1 75° 1720 55° 1860 19°30' 3.4m (**) 1400 1180 2000 1720 9.05 10.27 12.30 14.43 100% 15° 14.56m (**) Minimum distance winch - pulley Winch max.
  • Page 122 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 6S + TI2 SINGLE LINE 20.3 75° 60° 1720 1820 19°30' 3.4m (**) 2000 1595 1275 1055 8.67 10.36 12.39 14.52 16.65 100% 15° 16.78m (**) Minimum distance winch - pulley Winch max.
  • Page 123 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 7S + TI2 SINGLE LINE 22.5 75° 1060 55° 1160 19°30' 3.4m (**) 2000 1985 1480 1160 16.73 18.90 8.35 8.41 10.44 12.47 14.60 100% 15°...
  • Page 124 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI2 IN SINGLE LINE 924NG 8S + TI2 SINGLE LINE 24.8 75° 52° 19°30' 3.4m (**) 2000 1390 1890 1070 8.16 8.50 10.53 12.56 14.69 16.82 18.98 21.18 100% 15° 21.31m (**) Minimum distance winch - pulley Winch max.

  • Page 125: Load Charts For Ti1 Winch In Single Line

    USER MANUAL 924NG ECHNICAL HEET D.10 LOAD CHARTS FOR TI1 WINCH IN SINGLE LINE 924NG 4SJ3 + TI1 SINGLE LINE 24.1 75° 1000 1000 (**) 1000 10.04 10.81 12.56 19°30' 15.21 16.91 18.66 20.41 100% 20.54m (**) Max. lifting capacity of jib Winch max.
  • Page 126 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI1 IN SINGLE LINE 924NG 5SJ3 + TI1 SINGLE LINE 25.6 75° 1000 1000 (**) 1000 9.57 10.39 11.95 19°30' 17.26 18.82 20.38 21.94 100% 22.07m (**) Max. lifting capacity of jib Winch max.
  • Page 127 USER MANUAL 924NG ECHNICAL HEET LOAD CHART FOR WINCH TI1 IN SINGLE LINE 924NG 6SJ2 + TI1 SINGLE LINE 25.9 75° 1000 1000 (**) 1000 7.38 10.12 8.64 19°30' 19.38 20.76 22.24 100% 22.36m (**) Max. lifting capacity of jib Winch max.

  • Page 128: Centers Of Gravity And Test Loads

    USER MANUAL 924NG ECHNICAL HEET D.11 CENTERS OF GRAVITY AND TEST LOADS This annex contains the data needed for the stability test in accordance with EN 12999. Loads and centers of gravity Gout Pout Hooking point for the test load...

  • Page 129: Hook Data

    USER MANUAL 924NG ECHNICAL HEET D.12 HOOK DATA HOOK MOUNTED ON STANDARD BOOM VERSIONS: 2S, 3S, 4S, 5S, 6S, 7S, 8S DIMENSIONS 165.8 TECHNICAL PROPERTIES Working load limit (WLL) : 8000 kg Material: alloy steel Weight: 6.2 kg Swivel hook...
  • Page 130 USER MANUAL 924NG ECHNICAL HEET HOOK DATA HOOK MOUNTED ON JIB BOOM VERSION: 4SJ3, 5SJ3, 6SJ2 DIMENSIONS TECHNICAL PROPERTIES Working load limit (WLL) : 5400 kg Material: alloy steel Weight: 3.2 kg Swivel hook Reference standard: DIN 15401 7844181-00 03/20 D.34...

  • Page 131: Load Attachment

    USER MANUAL 924NG ECHNICAL HEET D.13 LOAD ATTACHMENT ATTACHMENT FOR HOOK AND LIFTING TOOL R 36 R 36 7844181-00 03/20 D.35 subject to change without notice...

  • Page 132: Hydraulic System

    USER MANUAL 924NG ECHNICAL HEET D.14 HYDRAULIC SYSTEM FITTINGS FOR CONNECTION TO PUMP 924NG NO RDC Control valve M 7/8"-14 M 3/4"-16 pressure line Tank M 1"1/2 M 1" 1/2 suction line EXTENSION TIMES OF HYDRAULIC CYLINDERS Extension time Retraction time 924NG Slewing (180°)
  • Page 133 USER MANUAL 924NG ECHNICAL HEET CAPACITY OF HYDRAULIC SYSTEM Cylinders extended Cylinders retracted 924NG ℓ ℓ 4SJ3 5SJ3 6SJ2 Capacities do not include the oil tank. ADDITIONAL CAPACITY FOR HYDRAULICALLY OPERATED STABILIZER EXTENSIONS EX-H +4.0 +2.5 SE-H +6.5 +3.5 7844181-00 03/20 D.37...

  • Page 134: Oil Cooler

    USER MANUAL 924NG ECHNICAL HEET D.15 OIL COOLER TECHNICAL SPECIFICATIONS Heat transfer coefficient: 235 W/K (oil flow rate of 40 ℓ/min) Activation temperature: 48 °C Weight: 13.5 kg Capacity: 4 ℓ For a crane without oil cooler performing a sequence of standard work cycles, the difference in temperature between the oil and the environment is shown in the graph below.
  • Page 135 USER MANUAL 924NG ECHNICAL HEET However, when a crane equipped with oil cooler carries out a sequence of standard work cycles, the oil temperature exceeds 75 °C after the following working times: to exceed 75 °C τ (°C) (minutes) no limit...

  • Page 136: Additional Stabilizers

    USER MANUAL 924NG ECHNICAL HEET D.16 ADDITIONAL STABILIZERS Additional stabilizers must be chosen so that: - the installation is stable (see Installer Manual) - the max. force acting on the additional stabilizers, F , is lower than the max. load allowed by the stabilizers itself, R ≥...

  • Page 137: Recommended Additional Lifting Tools

    USER MANUAL 924NG ECHNICAL HEET D.17 RECOMMENDED ADDITIONAL LIFTING TOOLS CLAMSHELL BUCKET Data of recommended tool Load ratio Crane Gross load Payload version HYVA weight volume capacity crane tool model 2730 H605-650 2320 100% 2080 H605-650 1670 100% 1225 1565...
  • Page 138 USER MANUAL 924NG ECHNICAL HEET RECOMMENDED ADDITIONAL LIFTING TOOLS ORANGE PEEL GRAPPLE Data of recommended tool Load ratio Crane Gross load Payload version HYVA weight volume capacity crane tool model H653-4 2730 2295 100% large H653-4 2080 1645 100% large...
  • Page 139 USER MANUAL 924NG ECHNICAL HEET RECOMMENDED ADDITIONAL LIFTING TOOLS LOGGING GRAPPLE Data of recommended tool Load ratio Crane Gross load Payload version HYVA weight capacity crane tool model 2730 H634-0,25 4000 2560 100% 2080 H634-0,25 4000 1910 100% 1565 H634-0,25...
  • Page 140 USER MANUAL 924NG ECHNICAL HEET RECOMMENDED ADDITIONAL LIFTING TOOLS BRICK STACK GRAPPLE Data of recommended tool Load ratio Crane Gross load Payload version HYVA weight capacity crane tool model 2485 2730 H332-850 2200 100% 2080 H332-850 2200 1835 100% 1565...
  • Page 141 USER MANUAL 924NG ECHNICAL HEET RECOMMENDED ADDITIONAL LIFTING TOOLS PALLET FORK Data of recommended tool Load ratio Crane Gross load Payload version HYVA weight capacity crane tool model H415 2730 2000 2575 100% 2000-500 H415 2080 1500 1945 100% 1500-500...

  • Page 142: Annexes

    USER MANUAL 924NG NNEXES ANNEXES HYDRAULIC SCHEMATICS STABILIZERS MANUALLY OPERATED EXTENSIONS 1040041 Settings = 130 bar 7844181-00 03/20 subject to change without notice...
  • Page 143 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS STABILIZERS HYDRAULICALLY OPERATED EXTENSIONS FIXED OR MANUALLY TURNING STABILIZER LEGS 1040042 Settings = 130 bar = 80 bar 7844181-00 03/20 subject to change without notice...
  • Page 144 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS STABILIZERS HYDRAULICALLY OPERATED EXTENSIONS AUTOMATIC TURNING STABILIZER LEGS 1040049 Settings = 140 bar = 80 bar 7844181-00 03/20 subject to change without notice...
  • Page 145 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS ADDITIONAL STABILIZERS MANUALLY OPERATED EXTENSIONS CRANE'S STABILIZERS CONTROL VALVE CARRY-OVER 1040043 Settings = 130 bar 7844181-00 03/20 subject to change without notice...
  • Page 146 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS ADDITIONAL STABILIZERS HYDRAULICALLY OPERATED EXTENSIONS CRANE'S STABILIZERS CONTROL VALVE CARRY-OVER 1040044 Settings = 130 bar = 80 bar 7844181-00 03/20 subject to change without notice...
  • Page 147 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS RADIO CONTROLLED STABILIZERS (OPTIONAL) OPTION A5 B4 A4 B3 A3 B2 12µ 5 bar CONTROL VALVE CONTROL VALVE SIDE 1050110 Settings = 150 bar = 80 bar 7844181-00 03/20 subject to change without notice...
  • Page 148 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVES NO RDC - NO CE 25µ 1.7 bar 1030192 Settings q = 50 ℓ/min = 315 bar for 2S = 310 bar for 3S - 4S - 5S - 6S - 7S - 8S...
  • Page 149 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVES NO RDC - CE 25µ 1.7 bar 1030193 Settings q = 50 ℓ/min = 315 bar for 2S = 310 bar for 3S - 4S - 5S - 6S - 7S - 8S...
  • Page 150 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS SUPPLEMENTARY ACTIVATION ELEMENTS NO RDC 1030194 Settings for winch Settings for rotor und bucket/grab = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar 7844181-00 03/20...
  • Page 151 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVE RDC - NO CE HPCO 25µ 10µ 1.7 bar 6 bar 1030198 Settings q = 80 ℓ/min = 315 bar for 2S = 310 bar for 3S - 4S - 5S - 6S - 7S - 8S...
  • Page 152 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVE ELEMENTS AND OVERCENTER VALVES OF JIB RDC - NO CE 2° 1° set2 set1 1030222 Settings = 250 bar = 200 bar for 4SJ3 = 260 bar = 225 bar for 5SJ3...
  • Page 153 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS SUPPLEMENTARY ACTIVATION ELEMENTS RDC - NO CE 1030199 Settings for winch Settings for rotor und bucket/grab = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar...
  • Page 154 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVE RDC - CE HPCO 25µ 10µ 1.7 bar 6 bar 1030196 Settings q = 80 ℓ/min = 315 bar for 2S = 310 bar for 3S - 4S - 5S - 6S - 7S - 8S...
  • Page 155 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVE ELEMENTS AND OVERCENTER VALVES OF JIB RDC - CE 2° 1° set2 set1 1030223 Settings = 250 bar = 200 bar for 4SJ3 = 260 bar = 225 bar for 5SJ3 = 290 bar...
  • Page 156 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS SUPPLEMENTARY ACTIVATION ELEMENTS RDC - CE 1030197 Settings for winch Settings for rotor und bucket/grab = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar = 200 bar 7844181-00 03/20 subject to change without notice E.15...
  • Page 157 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS CONTROL VALVE FOR LS VARIABLE DISPLACEMENT PUMP RDC - CE HPCO 25µ 10µ pump 1.7 bar 6 bar 1030238 Special settings q : variable = 345 bar for 2S = 340 bar for 3S - 4S - 5S - 6S - 7S - 8S...
  • Page 158 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS OIL COOLER (OPTION) 1030250 7844181-00 03/20 subject to change without notice E.17...
  • Page 159 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS SLEWING SYSTEM 1050102 Rack stroke: 725 mm Settings = 210 bar 7844181-00 03/20 subject to change without notice E.18...
  • Page 160 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS BOOM CYLINDER set3 set1 set2 1050093 Settings = 365 bar for 2S set1 = 350 bar for 3S - 4S set1 = 340 bar for 5S - 6S set1 = 325 bar for 7S - 8S...
  • Page 161 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS BOOM CYLINDER set2 set1 1050007 Settings = 315 bar for 2S - 3S set1 = 330 bar for 4S - 5S - 6S - 7S - 8S set1 = - bar for 4SJ3 - 5SJ3 - 6SJ2...
  • Page 162 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS EXTENSION CYLINDERS 8° 7° 6° 5° 4° 3° 2° 1° set2 set1 1050103 Settings = 210 bar set1 = 430 bar set2 7844181-00 03/20 subject to change without notice E.21...
  • Page 163 USER MANUAL 924NG NNEXES HYDRAULIC SCHEMATICS MOMENT LIMITER, NO RDC - NO CE Option 5 bar 1060093 Settings = 310 bar for 2S - 3S - 4S - 5S - 6S - 7S - 8S = 235 bar for 4SJ3...

  • Page 164: Electric Schematics

    USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS TECHNICAL DATA Supply voltage 12V - 24V Max. current absorbed by the electric system Max. current absorbed by the electric system with radio-controlled stabilizers Environment working temperature -35°C ÷ 85°C IP protection class IP 66...
  • Page 165 USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS EMERGENCY STOP BUTTONS NO RDC - NO CE (OPTION) 1010225 7844181-00 03/20 subject to change without notice E.24...
  • Page 166 USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS TERMINAL BOX - ELECTRIC SCHEMATIC DEV. DANFOSS WINCH OUT WINCH PWR RELE' DISP. OPTION-RDC OUT OPTION-RDC IN SERVICE RDC PWR RDC 1010244-P1 7844181-00 03/20 subject to change without notice E.25...
  • Page 167 USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS TERMINAL BOX - CONNECTIONS 64 65 66 67 68 RELE' DISP. 69 70 71 72 73 74 75 76 0PTON RADIO OUT 77 78 79 80 81 82 83 84 OPTION RADIO IN 1010244-P2...
  • Page 168 USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS NO CE - FULL OPTIONAL KEY SWITCH 2ND BOOM EXT. 1ST BOOM SLEWING 1 2 3 4 SERVICE 8 EL. 7 EL. 6 EL. 5 EL. 1010244-P3 7844181-00 03/20 subject to change without notice...
  • Page 169 USER MANUAL 924NG NNEXES ELECTRIC SCHEMATICS NO CE - RADIO CONTROL WIRING LAY-OUT CAN cable SERVICE cable POWER cable BU (GNYE) BK (1) RD (2) BU (GNYE) BK (1) RD (2) BU (GNYE) BK (1) RD (2) BU (GNYE) BK (1)

  • Page 170: Safety Signs

    USER MANUAL 924NG NNEXES SAFETY SIGNS Sign Position Description Do NOT bang against the On stabilizer cylinders stabilisers during the stabilization of the crane Do not position lower limbs On stabilizer cylinders under stabiliser legs during the stabilization of the crane...
  • Page 171 USER MANUAL 924NG NNEXES SAFETY SIGNS Sign Position Description Read the user manual Wear helmet, gloves, industrial footwear At controls Warning: do NOT bang on the booms during opening and folding of the crane Seal sticker At RDC Do NOT use emergency controls under...
  • Page 172 USER MANUAL 924NG NNEXES LOCATION OF SAFETY SIGNS 7844181-00 03/20 subject to change without notice E.31...

  • Page 173: Tightening Torques

    USER MANUAL 924NG NNEXES TIGHTENING TORQUES SCREWS - BOLTS TIGHTENING TORQUE Property class THREAD DIAMETER 10.9 12.9 (mm) M 6 x 1 16.4 M 8 x 1.25 M 10 x 1.5 M 12 x 1.75 M 14 x 2 M 16 x 2 M 18 x 2.5...

  • Page 174: Selection Of Hydraulic Oil

    USER MANUAL 924NG NNEXES SELECTION OF HYDRAULIC OIL Viscosity is one of the most important properties of hydraulic oils because it affects the hydraulic sealing and the functionality of the safety valves. Therefore the oil temperature is very important because even small changes in temperature affect viscosity: as the temperature increases, viscosity decreases.

  • Page 175: Locking Device For Swivel Bridge

    USER MANUAL 924NG NNEXES LOCKING DEVICE FOR SWIVEL BRIDGE When selling the crane, the swivel bridge is locked by means of a rotation locking device. The swivel lock consists of a device equipped with locking pins that prevent the bridge rotation with respect to the base.

  • Page 176: Troubleshooting

    USER MANUAL 924NG NNEXES TROUBLESHOOTING Trouble Possible causes Troubleshooting The crane decreases in Check the pressure on the pump efficiency, the oil temperature delivery. If it’s necessary to increases, it is necessary to Pump wear replace it, go to an authorized...
  • Page 177 USER MANUAL 924NG NNEXES TROUBLESHOOTING Trouble Possible causes Troubleshooting 1) The block valve on the The stabilizer leg closes during stabilizer leg worn, no more 1-2) Go to an authorized the crane work. seal. assistance center. 2) Internal seals wear.

  • Page 178: Ec Declaration Of Conformity

    USER MANUAL 924NG NNEXES EC DECLARATION OF CONFORMITY 7844181-00 03/20 subject to change without notice E.37...

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