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SPIERINGS AT3 Manual

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365054
MANUAL SPIERINGS TRUCK AT3
Preface
Dear user,
This operating manual provides the user of the Spierings folding crane with information concerning the crane's
construction and operation. You will find detailed technical specifications and maintenance instructions in the
maintenance part of this manual.
© Copyright Spierings Cranes.
All rights reserved.
No part of this publication may be reproduced or published, in any form or in any way, by print, photo print, microfilm or any other means without prior permission from the
manufacturer.
I
T AT3-EN-051115 truck.doc

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Summary of Contents for SPIERINGS AT3

  • Page 1 MANUAL SPIERINGS TRUCK AT3 Preface Dear user, This operating manual provides the user of the Spierings folding crane with information concerning the crane's construction and operation. You will find detailed technical specifications and maintenance instructions in the maintenance part of this manual.

  • Page 2: Liability Clause

    1.2 Any use of the Spierings truck that differs from its design purpose or as described in the use manual or the additions to it, will cause the product warranty and the manufacturer’s liability, for any direct or indirect damage, to expire.

  • Page 3: Explanation Of The Symbols Used

    365054 MANUAL SPIERINGS TRUCK AT3 Explanation of the symbols used CAUTION! Wear safety goggles! Wear safety gloves! Wear safety boots! Wear head protection! Use safety belt! Check! Manual action! Automatic action! Wrong! Right! Information! T AT3-EN-051115 truck.doc...

  • Page 4: Table Of Contents

    Battery charger remote control batteries ............... 2-5 2.2.8. Fire Extinguisher ......................2-5 2.3. Control panel ..........................2-6 2.4. Driving the Spierings crane carrier .................... 2-13 2.4.1. Starting ........................2-13 2.4.2. Turning off the engine ....................2-14 2.5. Driving on the road ........................2-14 2.6.
  • Page 5 Fire extinguisher ......................3-2 3.1.10. Fire-risk ........................3-2 3.1.11. Cleaning of components ....................3-2 3.2. Maintenance plan AT3 truck ......................3-3 GREASING ............................... 4-1 4.1. Central grease system (Option) ....................4-1 4.1.1. Timer central lubrication system (optional) ..............4-1 4.1.2.
  • Page 6 365054 MANUAL SPIERINGS TRUCK AT3 5.9.2. V-belts tensioning ......................5-16 5.9.3. V-belt replacement: ..................... 5-16 5.10. Exhaust system ......................... 5-16 5.11. Valve clearance ......................... 5-16 5.11.1. Valve clearance check and adjustment ..............5-16 5.12. Injectors ............................. 5-18 5.12.1. Injectors opening pressure inspection and adjustment ..........5-18 5.13.
  • Page 7 365054 MANUAL SPIERINGS TRUCK AT3 8.1. Structure pneumatic system ......................8-1 8.1.1. Braking system ......................8-1 8.1.2. Accessories ........................8-1 8.2. Maintenance pneumatic system ....................8-2 8.2.1. Change filter element air-dryer ..................8-2 8.2.2. Check air vessels ......................8-2 8.2.3.

  • Page 8: General Data At3

    The chassis is an especially rigid structure to create a good crane support. In Picture 1-1 you will find the measurements of the SK365 with the AT3 carriage. The dimensions given are the overall dimensions, axle bases and turning circle.
  • Page 9 365054 MANUAL SPIERINGS TRUCK AT3 Steering: • Axles one and two are steered. • Mechanically coupled steering, where axle three is steered in the opposite direction of axle one, realizing a small turning circle. • Hydraulically powered 1-circuit steering system.
  • Page 10 365054 MANUAL SPIERINGS TRUCK AT3 Identification: • Engine number: on top of the engine block. • Carriage frame number: On the identification plate in the co-driver's leg-room (See Picture 1-2) and stamped in the right frame girder in front of the...

  • Page 11: Operation

    365054 MANUAL SPIERINGS TRUCK AT3 2. Operation 2.1. Get to know the truck Picture 2-1 Truck cab Besides driving the crane, with the controls in the truck cab you can adjust the carriage axle height and switch the generator (PTO) on and off.
  • Page 12 365054 MANUAL SPIERINGS TRUCK AT3 Outriggers At both sides of the truck there are 2 extending outrigger beams, and to each beam a hydraulically operated outrigger (See Picture 2-2). These outriggers provide stability during hoisting operation. Outrigger pad holder Outrigger beam...
  • Page 13 365054 MANUAL SPIERINGS TRUCK AT3 11. Spare tire / Sling box / pallet hook support / Hullo clamp support (optional) On this location you can install one of the following options: • Spare tire support fitted with a winch •...

  • Page 14: Truck Cab

    365054 MANUAL SPIERINGS TRUCK AT3 2.2. Truck cab In the truck cab you drive the crane safely and comfortably to its destination. This chapter makes you familiar with the cab. 2.2.1. Getting in Use the step under the door. Make use of the steering wheel to hold on to.

  • Page 15: Windscreen Washer Reservoir

    365054 MANUAL SPIERINGS TRUCK AT3 2.2.6. Windscreen washer reservoir The windscreen washer reservoir (2) is mounted on the left-handed side below the dashboard on the co-driver’s side. (See Picture 2-8) Picture 2-8 2.2.7. Battery charger remote control batteries You will find the battery charger (1) for the remote control of the crane on the middle console of the cabin (See Picture 2-8).

  • Page 16: Control Panel

    365054 MANUAL SPIERINGS TRUCK AT3 2.3. Control panel Picture 2-9 Airflow heater Indicator lamp front wheel drive Right hand side of the cab: Heater (this knob can also be located on the Switch transfer case road/terrain gear left hand side of the tunnel)
  • Page 17 365054 MANUAL SPIERINGS TRUCK AT3 Knob heater warm / cold turning this knob the air of the heater can be set warmer or colder. This knob can also be located on the left hand side of the tunnel. Voltmeter Batteries On this meter you can read the battery condition.
  • Page 18 365054 MANUAL SPIERINGS TRUCK AT3 18. Air-pressure gauge circuit 1 It indicates the air-pressure in brake circuit 1. When the pressure is below 5.5 bar, indicator lamp 12 will light up. The crane must not be driven. 19. Air-pressure gauge circuit 2 This gauge indicates the air-pressure in brake circuit 2.
  • Page 19 365054 MANUAL SPIERINGS TRUCK AT3 26. Windscreen washer By pressing this switch the windshield wiper washer is activated. 27/28. Cab lighting The driver can operate the cab lighting by operating the switches on the dashboard. The lighting will also go on when opening the door. We advise you not to switch on the cab lighting when driving in the dark, to prevent annoying reflections in the windscreen.
  • Page 20 365054 MANUAL SPIERINGS TRUCK AT3 36. Oil pressure suspension and outriggers This lamp goes on and a buzzer sounds at the rear outriggers as soon as the pressure in the outrigger/suspension system becomes too high, due to the fact, that the outriggers, axles or outrigger beams are blocked while extending or retracting the cylinders.
  • Page 21 365054 MANUAL SPIERINGS TRUCK AT3 43. Main switch PTO The PTO drives a generator, which supplies power for crane operation. While the PTO is switched on, driving the crane is forbidden! It would cause severe damage! When switching off the PTO, always check that lamp 36 goes out! 44.
  • Page 22 365054 MANUAL SPIERINGS TRUCK AT3 Picture 2-10 Steering column switch Picture 2-11 With this switch the direction indicator is controlled. Pulling the switch backwards you can give light signals. Pressing the switch tip towards the steering wheel activates the horn 59.

  • Page 23: Driving The Spierings Crane Carrier

    2.4. Driving the Spierings crane carrier The driver is expected to have a driving license for driving a heavy truck and have sufficient technical knowledge.

  • Page 24: Turning Off The Engine

    365054 MANUAL SPIERINGS TRUCK AT3 2.4.2. Turning off the engine The engine can be switched off by pushing the engine stop. The fuel supply will then be interrupted and the engine stops running. Then turn off the ignition key. Also pulling the chain on the outside of the truck will turn off the engine.

  • Page 25: Driving Off The Road

    365054 MANUAL SPIERINGS TRUCK AT3 2.6. Driving off the road 2.6.1. Off the road gear shift road/terrain transfer case When driving off the road or when low speed is required (e.g. driving with erected tower) you can turn the gear knob road/terrain in low speed (L).

  • Page 26: Braking System

    365054 MANUAL SPIERINGS TRUCK AT3 2.7. Braking system All axles are equipped with drum brakes. The crane is equipped with three braking systems: • Operating brake • Parking brake (axle 2) • Vacuum brake/engine stop 2.7.1. Operating brake The operating brake is operated with the brake pedal and works fully pneumatically. The operating brake is a two- circuit system.

  • Page 27: Towing The Crane

    Couple the towing vehicle with a coupling-rod to the front of the crane and tow it slowly away from the dangerous situation. Then contact the Technical Department of Spierings Cranes. In case of doubt always contact the Technical Department of Spierings Cranes. Caution! Before towing the crane over a long distance and with higher speed (>...

  • Page 28: Switching The Transfer Case To Neutral

    365054 MANUAL SPIERINGS TRUCK AT3 Caution! The gearbox and transfer case should be disconnected when towing (this could cause serious damage). See chapter 2.9.3. 2.9.3. Switching the transfer case to neutral When preparing to shift the transfer case without engine power / air pressure pump, be careful not to release the hose under pressure.

  • Page 29: Axle Height Adjustment

    365054 MANUAL SPIERINGS TRUCK AT3 2.11. Axle height adjustment The axles are connected to the chassis by means of hydraulic rams. Each ram is provided with an accumulator, so that the axles can compress (suspension). The suspension system can be controlled from the truck cab (See picture 2-9). This system enables you to adjust the axle height according to your needs.

  • Page 30: Maintenance

    365054 MANUAL SPIERINGS TRUCK AT3 3. Maintenance For “normal working conditions” we have in view: • A working-week of 5 day’s/40 hours • Surroundings temperature: -15 - +40°C (5 – 104F) All specifications concerning oil and filters can be found in chapter “Technical data”.

  • Page 31: Environment

    365054 MANUAL SPIERINGS TRUCK AT3 3.1.6. Environment In order to reduce environmental pollution to a minimum we advice you to comply with the following rules: • Do not pour used oil, hydraulic fluid and coolant in sewers or in the ground.

  • Page 32: Maintenance Plan At3 Truck

    365054 MANUAL SPIERINGS TRUCK AT3 3.2. Maintenance plan AT3 truck 3-monthly / 1000 hours Daily Weekly Yearly 2-Yearly 5- Yearly Main group Maintenance 500 hours maintenance maintenance maintenance maintenance maintenance maintenance maintenance Diesel engine Engine oil Check level Change Oil filter...
  • Page 33 365054 MANUAL SPIERINGS TRUCK AT3 3-monthly / 1000 hours Daily Weekly Yearly 2-Yearly 5- Yearly Main group Maintenance 500 hours maintenance maintenance maintenance maintenance maintenance maintenance maintenance Hydraulic system Hydraulic oil Check Analyze / change Return oil filters Replace Accumulators...

  • Page 34: Greasing

    365054 MANUAL SPIERINGS TRUCK AT3 4. Greasing 4.1. Central grease system (Option) Check all the greasing points of the central grease system every 3 months. Also check the grease reservoir for sufficient grease. Joints, hinges and bearings must be greased regularly. A central (automatic) grease system is therefore used.

  • Page 35: Greasing Points Central Lubrication System

    365054 MANUAL SPIERINGS TRUCK AT3 4.1.3. Greasing points central lubrication system Pin joints (1) suspension cylinders above and below. (picture 4-3) Hubs (2) above and below (Except axle 2) Picture 4-3 Picture 4-4 Pin joints steering arms (3) Spring-loaded rod (4) Intermediate bearing steering shaft (5) (manual point on some models!) T AT3-EN-051115 truck.doc...

  • Page 36: Manual Lubrication

    365054 MANUAL SPIERINGS TRUCK AT3 4.2. Manual lubrication The grease interval for all manual greasing points is 3 monthly. Use a grease gun with EP2 grease for manual lubrication. In case the truck is not equipped with an automatic central lubrication system all the grease point has to be greased manually.

  • Page 37: Gear Change Mechanism

    365054 MANUAL SPIERINGS TRUCK AT3 4.2.2. Gear change mechanism In Picture 4-6 the gear change mechanism grease points are indicated. Points 1 and 2 must be greased with EP2 grease. Points 3, 4 and 5 can be lubricated with chain spray.

  • Page 38: Tower Support

    365054 MANUAL SPIERINGS TRUCK AT3 4.2.4. Tower support The shear surfaces of the tower support have to be lubricated when the tower is upright. Use a brush to grease both sides. Picture 4-8 4.2.5. Cardan shafts The cardan shafts make up the connection between gearbox, transfer case, generator and axles.

  • Page 39: Steering System

    365054 MANUAL SPIERINGS TRUCK AT3 4.2.6. Steering system The intermediate bearing under the cab (6) has to be manually lubricated (on some models in central system). The various steering rods ball couplings are maintenance-free. Only the steering rod spline bushings (7) must be lubricated using grease spray.

  • Page 40: Drive Line

    365054 MANUAL SPIERINGS TRUCK AT3 5. Drive line The picture below shows the drive system make-up. The separate components are described on the following pages. Successively: • Diesel engine • Clutch and gearbox • Transfer case • Axles (1,2 and 3) •...

  • Page 41: The Diesel Engine

    365054 MANUAL SPIERINGS TRUCK AT3 5.1. The diesel engine 5.1.1. Specification diesel engine As drive source the Spierings AT3 is fitted with a DAF-turbo diesel engine with intercooler. Data: Brand/type DAF RS 222L Fuel system Water cooled four stroke with direct injection...

  • Page 42: Maintenance Plan Diesel Engine

    The maintenance system for the DAF diesel engine includes two service intervals, the A-service interval and the B-service interval. Besides these service intervals, the oil level, coolant level must be checked daily. Spierings Cranes advises you to employ the maintenance plan below. A-service interval: Every 500 hours...

  • Page 43: Engine Oil

    Make sure the crane stands on a horizontally flat base. Unscrew the red filler cap (A) (Picture 5-2) Always fill up the engine oil of the same brand and type. (In doubt consult Spierings Cranes) Check the oil level with the dipstick. (See 5.3.1 Check engine oil level)

  • Page 44: Engine Oil Change

    365054 MANUAL SPIERINGS TRUCK AT3 5.3.3. Engine oil change Change the engine oil every 3 months at normal working conditions. Make sure the crane stands on a horizontally flat base. Draining the engine oil should preferable take place when the engine is at operating temperature. The engine must be switched off.

  • Page 45: Oil Filter

    365054 MANUAL SPIERINGS TRUCK AT3 5.4. Oil filter 5.4.1. Oil filter replacement Replace the oil filter every 3 months at normal working conditions. Always replace the oil filter for a new one. A used filter may never be cleaned and used again.

  • Page 46: Cooling System

    365054 MANUAL SPIERINGS TRUCK AT3 5.5. Cooling system 5.5.1. Check coolant level Check the coolant level every week at normal use. The coolant level can be checked: Cool down the engine when hot. Remove the cover plate on the left hand side of the engine cowling.

  • Page 47: Changing Coolant

    365054 MANUAL SPIERINGS TRUCK AT3 5.5.2. Changing coolant Change the coolant every two years at normal use. To prevent damage to the engine block, the engine may not be filled with cold coolant when it is still warm. Only use coolant or antifreeze which meets the specifications (see “TECHNICAL DATA”).

  • Page 48: Cooling System Hoses

    365054 MANUAL SPIERINGS TRUCK AT3 Check the radiator and intercooler for filthiness, clean if necessary. Clean the radiator/intercooler element by means of a high-pressure cleaner, spraying against the cooling air flow direction. Caution: Make sure you do not damage the element fins. In case of extreme filthiness the radiator/intercooler must be removed before cleaning it.

  • Page 49: Air Inlet System

    365054 MANUAL SPIERINGS TRUCK AT3 5.6. Air inlet system 5.6.1. Air cleaner cleaning/replacement Replace or clean the air cleaner element after every 1000 hours at normal working conditions. The air cleaner element may be cleaned with compressed air only once, and then it must be replaced. Before cleaning or replacing the air cleaner element, the air cleaner housing (behind the right-hand engine cowling) must be removed.

  • Page 50: Fuel System

    365054 MANUAL SPIERINGS TRUCK AT3 5.7. Fuel system 5.7.1. Fuel filter replacement Replace the fuel filter after every 1000 hours at normal working conditions. The fuel filter is a disposable filter, thus not suited to be cleaned and reused. While removing the fuel filter, an amount of fuel can leak. Collect this fuel in a suitable trough and prevent fire risk! Place a trough under the fuel filter.

  • Page 51: Bleeding The Fuel System

    365054 MANUAL SPIERINGS TRUCK AT3 5.7.3. Bleeding the fuel system The fuel filter is located on the left hand rear side of the diesel engine. To reach it, the left hand side of the engine cowling has to be removed.

  • Page 52: Water Separator

    365054 MANUAL SPIERINGS TRUCK AT3 5.8. Water separator 5.8.1. Draining water separator Drain the water separator every week at normal working conditions. CAUTION! While draining and de-aerating the water separator an amount of fuel can be set free. Collect this fuel in a suitable trough and prevent fire risk! The water separator is located between axle 1 and the fuel tank on the right hand side.

  • Page 53: Replace Filter Water Separator

    365054 MANUAL SPIERINGS TRUCK AT3 5.8.3. Replace filter water separator Replace the filter of the water separator every 1000 hours at normal working conditions. Follow the procedure described in 5.8.2 except for step number 4, here the filter is replaced instead of being cleaned.
  • Page 54 365054 MANUAL SPIERINGS TRUCK AT3 Read the value indicated by the gauge arm position compared to the scale. Compare this value to the recommended pre-tension (refer to table 1). If necessary correct the v-belt tension. Picture 5-20 Table 1 - Belt tension "12.5 mm" V-belts in Newton (N)

  • Page 55: V-Belts Tensioning

    365054 MANUAL SPIERINGS TRUCK AT3 5.9.2. V-belts tensioning Adjust the dynamo and water pump drive V-belt tension: Unscrew the spindle lock nut (2), fixing bolt (1) and the dynamo fixing bolts (5) and (7). Unscrew bush lock nut (3) and turn the bush (4) until the correct V-belt tension is achieved.
  • Page 56 365054 MANUAL SPIERINGS TRUCK AT3 Check and adjust the valve clearance of the 1 cylinder. The valve clearance of inlet as well as outlet must be 0.5 mm. Adjust the correct valve clearance by unscrewing the locknut and turn the adjustment bolt in the correct direction.

  • Page 57: Injectors

    365054 MANUAL SPIERINGS TRUCK AT3 5.12. Injectors 5.12.1. Injectors opening pressure inspection and adjustment You can check the injectors' opening pressure by means of an injector test pump (DAF No. 0694966). This method has the advantage that the injectors do not have to be dismounted.
  • Page 58 365054 MANUAL SPIERINGS TRUCK AT3 When the injector opening pressure is determined outside the range of 200 to 240 bar, the injectors have to be adjusted. This has to be done by a certified specialist or exchange injectors can be purchased from Spierings.

  • Page 59: Clutch And Gear Box

    5.13. Clutch and gear box 5.13.1. Specifications gear box The ZF 9S-109 gearbox, installed in the AT3, has 9 gears forward and one gear reverse. The gearbox shifts automatically (by means of air pressure) between the low and high range.

  • Page 60: Gear Box Oil Change

    365054 MANUAL SPIERINGS TRUCK AT3 Picture 5-29 5.13.4. Gear box oil change Change the gear box oil every year during the yearly maintenance service at normal working conditions. Caution! The gear box and oil are hot after driving the truck for a while.

  • Page 61: Clutch Bleeding

    365054 MANUAL SPIERINGS TRUCK AT3 5.13.6. Clutch bleeding Bleed the clutch every 3 months at normal use. When you want to bleed the clutch, you first have to bleed the 10 litres accessory tank (press the nipple on this tank. The nipple for the clutch is on the operating cylinder under the clutch housing. While one person puts pressure on the clutch pedal, the other unscrews the nipple a little.

  • Page 62: Transfer Case

    365054 MANUAL SPIERINGS TRUCK AT3 5.14. Transfer case 5.14.1. Specifications transfer case The transfer case is a STEYR type VG1600/300. This transfer case divides the power at the inlet (1, by means of a cardan shaft connected to the driven shaft of the gear box) over two outlets.

  • Page 63: Transfer Case Oil Change

    365054 MANUAL SPIERINGS TRUCK AT3 Make sure the truck stands on a horizontally flat base. Unscrew the plug from the filler hole (E). (picture 5-31) The oil level should be at the rim of the filler hole. If not, fill it up through the filler hole (E).

  • Page 64: Axles

    365054 MANUAL SPIERINGS TRUCK AT3 5.15. Axles All axles are Ginaf axles. Axles 1 and 3 are steerable axles type APG 2600 and driven from the transfer case. Axle 2 can’t be steered and is of type NOS 2600. The total weight of the crane is divided over all three axles by 12,000 kg.

  • Page 65: Differential Oil Change

    365054 MANUAL SPIERINGS TRUCK AT3 5.15.3. Differential oil change Change the oil in the differentials every year during the yearly maintenance service at normal working conditions. Caution! The differentials and oil are hot after driving the truck for a while.

  • Page 66: Hubs Oil Change

    365054 MANUAL SPIERINGS TRUCK AT3 5.15.5. Hubs oil change Change the oil of the hubs every year during the yearly maintenance service at normal working conditions. Caution! The hubs and oil are hot after driving the truck for a while.

  • Page 67: Check The Brake Lining Thickness

    365054 MANUAL SPIERINGS TRUCK AT3 5.17. Check the brake lining thickness Check the brake lining thickness every year during the annual maintenance service at normal working conditions. To check the brake lining thickness, remove the synthetic sealing caps at the rear of the brake drums (See picture 5-35). Now you can check if the brake lining is still sufficient.

  • Page 68: The Hydraulic System

    365054 MANUAL SPIERINGS TRUCK AT3 6. The hydraulic system 6.1. Structure hydraulic system The hydraulic diagram shows how the hydraulic system is built up (see enclosure). The hydraulic system exists of 4 subsystems, i.e.: • Hydraulic pump system • Hydraulic steering system •...

  • Page 69: Hydraulic Steering System

    6.1.3. Hydraulic suspension The AT3 has a hydro pneumatic suspension with hydraulic cylinders which are connected to six accumulators (see the hydraulic diagram in the enclosures). The accumulators are fitted with a bellow filled with gas (pressure 110 bar), which is compressed when the suspension cylinder moves in. This provides the spring motion. The oil flowing in and out of the cylinders flows through a throttle which provides damping.

  • Page 70: Maintenance Hydraulic System

    6.2. Maintenance hydraulic system Parts of the hydraulic system like valves, pumps and cylinders are built for a long service life without maintenance. For hydraulic oil, the filter and the accumulators of the suspension system Spierings advises the following maintenance. 6.2.1.

  • Page 71: Replace Oil Filter

    Check the pressure of the accumulators of the suspension system every year. The suspension system of the AT3 has six accumulators in the middle of the chassis. Check the accumulators by means of a specially designed tool from Hydac. The pressure must be 110 bar.

  • Page 72: Steering System

    365054 MANUAL SPIERINGS TRUCK AT3 7. Steering system 7.1. Structure mechanical steering system The steering system is mechanical with hydraulic power steering (see hydraulic system). The mechanical system steers axle 1, whereas axle 3 is steered in opposite direction. This creates a small turning circle. The mechanical steering system consists of steering arms (C) and steering rods (B) with ball joints.

  • Page 73: Maintenance Mechanical Steering System

    To prevent excessive tire wear we advise you to align the truck every year. Before alignment of the wheels of the truck the steering arms, ball joints and steering rods have to be checked for play and deformation. Please contact Spierings Cranes for instructions. T AT3-EN-051115 truck.doc...

  • Page 74: The Pneumatic System

    365054 MANUAL SPIERINGS TRUCK AT3 8. The pneumatic system 8.1. Structure pneumatic system The pneumatic diagram in the enclosure shows how the pneumatic system is built up. The pressure is supplied by a compressor on the DAF engine. The system can be divided into 2 subsystems: The system for the truck brakes.

  • Page 75: Maintenance Pneumatic System

    365054 MANUAL SPIERINGS TRUCK AT3 8.2. Maintenance pneumatic system 8.2.1. Change filter element air-dryer Replace the air dryer every two years. Important for proper operation and long service life of the pneumatic system is a dry and clean compressed air condition.

  • Page 76: Check Air Hoses And Connections

    365054 MANUAL SPIERINGS TRUCK AT3 8.2.3. Check air hoses and connections Check the air hoses and connections for leakage, wear and damage every 3 months. Check all are air hoses for damage and wear (e.g. heat or rubbing). Check the air hose connections by pressurizing the brakes and the accessories and listen for leaks without the diesel engine running.

  • Page 77: Electrical System

    365054 MANUAL SPIERINGS TRUCK AT3 9. Electrical system 9.1. Structure electrical system The on-board voltage is 24 Volt. It is supplied by two 12 Volt 165 Ah batteries, series connected. They are charged by a 24 Volt AC dynamo, with a maximum charging current of 35 A. The batteries are situated in a storage box on the right hand side between axle 2 and 3.

  • Page 78: Lighting

    365054 MANUAL SPIERINGS TRUCK AT3 9.1.3. Lighting Check the lighting of the truck every day before driving off and during the yearly maintenance service. Replace a lamp as soon as possible when the lamp is dead or when the lamp shines to bright. Do this to guarantee optimal safety.

  • Page 79: Check The Batteries

    365054 MANUAL SPIERINGS TRUCK AT3 9.1.4. Check the batteries Check the batteries of the truck every 3 months. Caution! Battery acid is harmful for human and environment. Be very careful with it! The batteries must be checked on the following points: •...

  • Page 80: Technical Data

    365054 MANUAL SPIERINGS TRUCK AT3 Technical data Diesel Engine Spierings no. Engine oil SAE 15W40 ACEA E4-98 OLSM00100010 Oil filter (2x) MANN W962 SERV02100010 V-belt water pump, fan and dynamo DAF No. 1289200 AADI09500625 drive Belt-tension gauge twin-belt Krikit II (DAF No. 1240443)

  • Page 81: Enclosures

    365054 MANUAL SPIERINGS TRUCK AT3 Enclosures General Hydraulics Pneumatics Fuses Proximity switches Electrical diagram Electrical box and terminal boxes Lubrication 11-1 T AT3-EN-051115 truck.doc...

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