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SK375-AT3
Introduction
Truck
Introduction
Dear user,
This manual provides the user of the Spierings folding crane SK375-AT3 with information concerning the truck's
construction, function and operation. Also detailed, technical descriptions and maintenance instructions are given in
the maintenance section of this manual.
SPIERINGS MOBILE CRANES
P.O. Box 24
5340 AA OSS
The Netherlands
Merwedestraat 15
5347 KZ OSS
The Netherlands
Fax +31 412 67 12 20
Phone number daytime:
Phone number evening time:
www.spieringscranes.com
© 2014 Copyright Spierings Mobile 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.
+31 412 69 77 77
+31 655 78 24 85
SPIERINGS MOBILE CRANES USER MANUAL V 0.0

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Summary of Contents for SPIERINGS SK375-AT3

  • Page 1 Truck Introduction Dear user, This manual provides the user of the Spierings folding crane SK375-AT3 with information concerning the truck’s construction, function and operation. Also detailed, technical descriptions and maintenance instructions are given in the maintenance section of this manual.
  • Page 2: Liability Clause

    If at any work site of the Spierings truck/crane the safety rules and regulations are more strict than those laid down in the manual, or possible additions thereto, these stricter rules are to be complied with under penalty of expiry of the guarantee and with exclusion of every liability.
  • Page 3: Explanation Of The Used Symbols

    Do not come in turning radius! Wear safety shoes! Corrosive substances! Wear a helmet! Electric voltage! Wear a safety harness! Environmental hazard! Check / test! Caution! Incorrect! Danger of slipping! Good! Threat to circulation! Conditions Fire hazard! SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 4: Table Of Contents

    3.9.3. Display gearbox ........................3-29 3.9.4. Malfunctions in the gearbox .....................3-30 3.9.5. Keys control panel steering system ..................3-33 3.9.6. Malfunctions in het steering system ..................3-37 3.10. Signalling direction indicators ......................3-40 3.11. Climate control ...........................3-42 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 5: Table Of Contents

    4.13.5. Steering system ........................4-42 4.13.6. Manoeuvrering: gearbox ......................4-43 4.14. Buffer beam ............................4-44 4.15. Driving with an erected tower ......................4-46 4.15.1. Conditions for driving with an erected tower................4-47 4.15.2. Instructions for driving with erected tower .................4-49 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 6 4.16.5. Towing with damage to the driven axles ...................4-57 Maintenance truck ............................5-1 5.1. When is the right time to thoroughly inspect your Spierings crane? ............5-1 5.1.1. Electronic component ....................... 5-1 5.1.2. Drive component of the crane ....................5-1 5.1.3.
  • Page 7 9.5.3. Replacing element water separator ................... 9-5 9.5.4. Adjusting air pressure secondary air circuit ................9-5 9.6. Checking brake pressure ........................9-6 9.6.1. Pressure brake boosters ......................9-6 9.7. Hoses and connections pneumatic system ................... 9-6 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 8 11.4.4. Checking oil level axle hubs ....................11-11 11.4.5. Refreshing oil axle hubs......................11-12 11.5. Tyres ............................... 11-13 11.5.1. General maintenance ......................11-13 11.5.2. Tyre pressure ........................11-13 11.6. Brake linings ............................ 11-14 11.6.1. Checking brake linings ......................11-14 VIII SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 9 14.3.3. Specifications axles / brakes / tyres ..................14-3 14.4. Specifications electric system truck .....................14-3 14.5. Specifications hydraulic system truck ....................14-4 14.6. Specifications pneumatic system truck ....................14-4 14.7. Specifications lubricants truck ......................14-4 15. Annexes ..............................15-1 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 10 SK375-AT3 Table of contents Truck SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 11: General Data

    Truck General data De AT3-truck carriage is especially designed for the Spierings SK375 folding crane. Extra attention is paid to a safe and comfortable transport to the work site. Thanks to the rear steering, the AT3 is extremely manoeuvrable. The crane is suited for driving on public roads, fully equipped with counterweight and tools.
  • Page 12: Steering

    Pneumatically operated brakes with anti-blocking system (ABS);  Parking brake;  Retarder. 1.6. 4-Point outrigger system  Full outrigger support base (wide): 6.90 m x 5.80 m;  Reduced outrigger support base (narrow): 6.90 m x 4.20 m. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 13 However, for Spierings cranes it is not the chassis number that is needed. ITS needs the engine number, which is listed on the UPEC chart and can be found underneath the cover plate of the central console in the truck cabin.
  • Page 14 SK597-AT4 General data Truck SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 15: Introduction To The Truck

    M. Buffer beam; N. Rear toolbox (optional); O. Filler neck AdBlue tank; P. Right-hand engine cowling (see § 2.4.2. Right-hand engine cowling); Q. Side view camera (optional) (see § 2.10. Side view camera (optional)). SPIERINGS MOBILE CRANES USER MANUAL V 0.3...
  • Page 16: Keys

    Left-hand and right-hand cover of engine cowling truck; (Sliding) doors rear toolbox and side boxes; Removable cover plates engine cowling; Cross key control cabinet truck: Control cabinet truck (for the benefit of suspension system and outrigger base). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 17: Truck Cab

    Co-driver’s seat (see § 3.2. Seats); M. Fire extinguisher (see § 3.8. Fire extinguisher); N. Central console (see § 2.3.2. Central console); O. Cup holder; P. Main switch truck (see § 3.9. Control panel, 54. Main switch truck). SPIERINGS MOBILE CRANES USER MANUAL V 0.3...
  • Page 18: Fuse Box

    Open the cover; the cover can be fixed by means of support A (Picture 2-4). Picture 2-4 Under the cover, the following components can be found: A. Support; Circuit board with fuses and relays; C. Overview fuses; D. Control module steering system. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 19: Central Console

    A. Pressure gauge oil pump; B. Cigarette lighter; C. Diagnostic connector OBD (On Board Diagnostics) for diagnosis of the full drive line consists of (Picture 2-5): Diesel engine truck; Gearbox; Retarder; Anti-blocking system (ABS); Dashboard. SPIERINGS MOBILE CRANES USER MANUAL V 0.3...
  • Page 20 Open buckle closure C at the co-driver’s side (see Picture 2-6); Take the cover at the window side and tilt it upwards; Slide the cover horizontally from the hinge pins towards the passenger side. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 21: Engine Cowling

    (Picture 2-8). The covers are lockable at the handle (cross key engine cowling truck). The removable cover plates may be loosened or tightened by using cross key engine cowling truck. SPIERINGS MOBILE CRANES USER MANUAL V 0.3...
  • Page 22 B. Left-hand cover plate; C. Right-hand cover plate; D. Right-hand cover; Left -hand engine cowling (see § 2.4.1. Left-hand engine cowling); Central engine cowling; Right-hand engine cowling (see § 2.4.2. Right-hand engine cowling). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 23: Left-Hand Engine Cowling

    Behind electrical cabinet: Picture 2-10 A. Hydraulic blocks suspension system; B. Air filter diesel engine; C. Control cabinet (for the benefit of the suspension and outrigger system); D. Grease pot automatic lubrication system. SPIERINGS MOBILE CRANES USER MANUAL V 0.3...
  • Page 24: Outriggers

    Tag triangle reduced outrigger support base; Tag triangle full outrigger support base; K. End outrigger beam chassis. Both outrigger beams at the rear of the truck are equipped with a spirit level. 2-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 25: Work Lamps

    In order to climb safely on the crane platform, a ladder is mounted at both sides of the truck. 2.10. Side view camera (optional) The image of the optional side view camera is displayed on a monitor in the truck cab. INFORMATION! For more information, see Chapter 4. Driving. SPIERINGS MOBILE CRANES USER MANUAL V 0.3 2-11...
  • Page 26 SK375-AT3 Introduction to the truck Truck 2-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 27: Operating The Truck

    At the inner side of the door there is an ashtray mounted. To empty the ashtray, press down through the lock and remove from the holder. Getting in Use the step under the door to get in. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 28: Seats

    B. Seat belt; C. Folding arm rest; D. Back adjustment. CAUTION!  The co-driver’s seat is not suitable for installing a child’s seat;  The seats may only be repaired and mounted by qualified personnel. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 29 The driver and co-driver must wear the seat belts when driving. CAUTION! Only a tensioned seat belt functions well. Therefore never use a seat belt clip or something else to prevent the seat belt from tensioning. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 30 The belt must be locked immediately. Have the lock repaired or replaced if it does not function properly. Cleaning seat belts Clean the seat belts with a regular cleaner. CAUTION! Never clean the seat belts with agressive cleaning agents! SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 31: Wing Mirrors

    In the middle of the cab ceiling there is a storage compartment present (Picture 3-3), reachable from both the driver’s and the co-driver’s side. Picture 3-3 The storage compartment consists of one single and lockable compartment at each side. The compartments can be locked with the general key. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 32: Battery Chargers Remote Control Batteries

    While the batteries are charged, the indicator A lights up (Picture 3-4);  As soon as they are fully charged, the lamp starts flashing. Picture 3-4 A. Indicator; B. Battery charger remote control crane; C. Battery charger remote control outriggers. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 33: Windscreen Washer Reservoir

    § 5.3.9. Maintenance schedule others truck. The fire extinguisher is situated behind the co-driver’s seat. At the right side behind the control box in the crane cab, there is a second fire extinguisher present. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 34: Control Panel

    The control panel (Picture 3-6) is located on the dashboard and to the right side of the driver. Picture 3-6 CAUTION! The switches and control panels in this section are just briefly explained. For further explanation, procedures and safety regulations, see the related paragraph. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 35 When switched on, the 44. Indicator aeronautic warning lights up. Main screen switch This switch allows the user to navigate through various pages on the main screen. (see § 3.9.2. Main screen). Table 3-1 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 36 13. Switch all axles up / down Using this switch the suspension cylinders of all axles move in or out simultaneously (see Crane manual § 5.2.2. Crane set-up). Table 3-1 (page 2 of 12) 3-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 37 19. Switch outrigger beam left-hand front in / out Using this switch the outrigger beam on the left-hand at the front moves in or out (see Crane manual § 5.2.2. Crane set-up). Table 3-1 (page 3 of 12) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-11...
  • Page 38 25. Switch outrigger right-hand rear in / out Using this switch the outrigger on the right-hand at the rear moves in or out (see Crane manual § 5.2.2. Crane set-up). Table 3-1 (page 4 of 12) 3-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 39: Indicators

    Using 6. Main screen switch enables the driver to navigate through the various screens (see § 3.9.2. Main screen). On the right side below the screen there is a knob mounted to set the contrast of the screen. Table 3-1 (page 5 of 12) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-13...
  • Page 40 40. Collant temperature gauge The coolant temperature gauge shows the temperature [°C] by means of an analogue pointer. 41. Steering wheel Table 3-1 (page 6 of 12) 3-14 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 41 Light signals (lever springs back to its centre position): Is only functioning when the ignition is turned on; Horn (Picture 3-7, point A): Is only functioning when the ignition is turned on. Table 3-1 (page 7 of 12) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-15...
  • Page 42  When the spring-loaded switch is pressed longer, the screen washer will start spraying. When the switch is released, the windscreen washer stops spraying. Table 3-1 (page 8 of 12) 3-16 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 43 Increasing vehicle speed / engine speed of speed control, cruise control or variable vehicle speed limitation device. Decreasing vehicle speed / engine speed of speed control, cruise control or variable vehicle speed limitation device. Table 3-1 (page 9 of 12) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-17...
  • Page 44 In most rear position, the lever is locked again and the parking brake remains enabled (see § 4.8.2. Parking brake). The parking brake is discharged by pulling out the lever and move it forward. Table 3-1 (page 10 of 12) 3-18 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 45 Backward / reverse: drive reverse; Manoeuvre forward; Manoeuvre backwards. At manoeuvring in Dm and Rm mode, the gearbox is not switching gears (see § 4.5. Switching gears). Table 3-1 (page 11 of 12) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-19...
  • Page 46 (pump pressure outrigger pump / pump pressure rear axle). 59. Cigarette lighter 24 Volt cigarette lighter. 60. Diagnostic connector OBD (On Board Diagnostics) For diagnosis of the entire drive line. Table 3-1 (page 12 of 12) 3-20 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 47 Park the vehicle in a safe place;  Turn off the engine;  Contact Spierings Mobile Cranes to take corrective actions. CAUTION! When while driving the yellow warning light becomes active, drive with increased caution, since the vehicle behaviour may differ from the normal vehicle behaviour.
  • Page 48 Status retarder Active when retarder is enabled. Active during first 3 seconds when Status ignition truck is switched on. parking brake Active when parking brake is enabled. Table 3-3 3-22 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 49: Main Screen: General Screen

    Picture 3-11 In the grid Picture 3-11 statuses, active settings or system errors are displayed by means of symbols or text lines. Picture 3-12 shows the possible symbols and text lines. Picture 3-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-23...
  • Page 50 Communication fault with retarder. In older types, the message Intarder is shown. Communication fault with steering system. In older types, the message Mobil Elektronik is shown. Communication fault with tachograph. Table 3-4 3-24 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 51 The air pressure in circuit 1 is higher than approx. 5 bar. The air pressure in circuit 1 is lower than approx. 5 bar. Air pressure circuit 1 Cruise control is activated. Table 3-5 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-25...
  • Page 52 Solve problem as soon as possible. f temperature rises above 100°C: Stop immediately and turn off engine. Air filter The air filter is clogged. Solve the problem immediately. Table 3-5 (continued) 3-26 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 53: Main Screen: Differential Indication Screen

    The enabled transversal and longitudinal differential locks are respectively shown left (column A and B) and right (column C and D) on the screen. The figure at the symbol corresponds to the relevant axle. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-27...
  • Page 54: Main Screen: Information Screen

    If there are no recent errors, then this part of the screen is blank; Activity of the CAN-bus participants: Active if the text appears black in a white background; Not active if the text appears white in a black background. 3-28 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 55: Display Gearbox

    Gearbox enabled in manoeuvre forward (DM). Gearbox enabled in manoeuvre backward (RM). The electronics of the gearbox perform a self check (CHeck). Active after turning the engine on. Gearbox enabled in neutral (N). Table 3-6 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-29...
  • Page 56: Malfunctions In The Gearbox

    The clutch position is unknown (Clutch Check). Driving off is not possible. Contact Spierings Mobile Cranes when the message will not disappear. The clutch is overloaded (Clutch Load) and the buzzer is active. Stop directly with speeding up and switch back to a lower gear or put the gearbox in neutral (N) to eliminate the overload.
  • Page 57 The gear is unknown (Transmission Check). Driving off is not possible. Contact Spierings Mobile Cranes when the message will not disappear. System malfunction: appears when the gear can only work with restrictions. Driving further is possible, but the malfunction must be corrected as soon as possible.
  • Page 58 For a list of these codes is also referred to Annex 7 of this user manual. Always write down the active and stored error codes before contacting Spierings Mobile Cranes. When a system malfunction occurs, a 2-digit code appears in the display (see Table 3-8).
  • Page 59: Keys Control Panel Steering System

    3.9.5. Keys control panel steering system Buttons 1 to 4 on the control panel steering system of the SK375-AT3 have no function. Buttons A to D are used to adjust settings. The display of the control panel steering system (see Picture 3-15) is used for calibration and for read- out failures (see Table 3-9).
  • Page 60 Enter key:  Activate selected menu item;  Confirm value;  Save value;  To go forward one character in an input field ;  Activate main menu (press 3 seconds). Table 3-9 3-34 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 61 Recalling other information and making of advanced settings will be done in the main menu, which can be found on the next page. CAUTION! In case a malfunction in the steering system occurs, contact Spierings Mobile Cranes at all times. Message...
  • Page 62 READY, stand-by or alarm code will appear on the display; Press the Enter key again for 2 seconds: The main menu will be activated. The structure of the main menu is shown in Picture 3-16. Picture 3-16 3-36 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 63: Malfunctions In Het Steering System

    3.9.6. Malfunctions in het steering system CAUTION! In case a malfunction in the steering system occurs, always contact Spierings Mobile Cranes. Stop as soon as possible to solve the problem. CAUTION! In case of a malfunction of the rear axle steering, the possibility exists that the rear axle will center itself.
  • Page 64 Press the Enter key for additional information related to the malfunction: Date, time and number of times that the malfunction has occurred; Press the Escape key to exit the error memory; Press the Escape key once again to exit the main menu. 3-38 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 65 For this action log-in of the manufacturers service is necessary. Use the manufacturers service exclusively for resetting the error history. For the use of other settings, permission from Spierings Mobile Cranes is also needed. Resetting the error history can be performed by the following actions: Press the Enter key for 3 seconds: READY, stand-by or alarm code appears on the display;...
  • Page 66: Signalling Direction Indicators

    Both direction indicators 1 and 2 are flashing. One defect light Direction indicator 1 flashes and 2 remains off. Two defect lights Both direction indicators 1 and 2 remain off. Table 3-12 3-40 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 67 4 x 21 W, then both direction indicators are operated (Picture 3-20, point B and C);  3 x 21 W, then only direction indication 1 is operated 1 (Picture 3-20, point B);  2 x 21 W or less, then both direction indicators remain off. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-41...
  • Page 68: Climate Control

    The heater only functions when the (warm) diesel engine is running; Less heat: turn the rotary switch counterclockwise. Regulate air distribution If desired, the air vents in the cab can be tilted and/or twisted to regulate the air distribution. 3-42 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 69 Decrease (temporarily) the ratio of the circulating air and the outdoor air: Turn the rotary switch circulation air /outdoor air ratio clockwise. The dryness of the air is determined by the heating mode (heating knob mode) and the time duration. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 3-43...
  • Page 70 SK375-AT3 Operating the truck Truck 3-44 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 71: Driving

    Also the service brake, parking brake and the steering mechanism no longer meet the requirements. The service life of parts, which are overloaded by larger axle loads (such as brakes, tyres, rims, axles, drive components, suspension and steering mechanism) becomes shorter. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 72: Running-In The Vehicle

    Check if there is no fuel leaking; The AdBlue level indicator on the main screen: Check if there is no AdBlue leaking.  Carefully breake-in the new brake linings (see Breaking-in new brake linings on the next page). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 73 Using the following test it can be determined whether the brake lining has successfully passed the breaking-in period:  After the breaking-in period the vehicle with a speed of 60 kph (37.5 mph) must grind to a halt within 4.0 seconds. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 74: Before Driving

    Carry out CHECKLIST: Start diesel engine truck (see § 4.4.1. CHECKLIST: Start diesel engine); Check the vehicle lights (see § 4.3.2. CHECKLIST: Check vehicle lights); Enable necessary or legally required vehicle lights; 10. If necessary, enable the mirror heating; SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 75 14. Level the truck (see § 4.13.2.3. Levelling); 15. Adjust the driver’s seat (see § 3.2. Seats); 16. Adjust the wing mirrors; 17. Check if there are no persons on or around the vehicle. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 76: Checklist: Check Vehicle Lights

    Side marking lights (5); Contour lights (6); License plate lights (7); Control panel lighting; Enable the fog tail light by using switch fog tail light; Check if the fog tail light (8) lights up; SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 77: Start Diesel Engine Truck

    30 minutes before repeating the procedure. TOXIC SUBSTANCES! Do not let the diesel engine run in an enclosed or unventilated space because of risk of choking hazard! SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 78 Turn the ignition key fully clockwise and release it as soon as the engine is running:  The diesel engine can only be started after all systems are started; 14. Check the instruments when the diesel engine is running. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 79: Checklist: Start Diesel Engine In Cold Environment

    Indicator charging current batteries;  Indicator parking brake (if activated): Flashes (1 Hz) as long as the system has not reached its working pressure;  Warning light (cause: no air pressure in circuit 2). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 80: Instruments: After Starting The Diesel Engine

    SK375-AT3 Driving Truck Main screen While starting up, the main screen shows the start-up screen with the Spierings Mobile Cranes logo (see Picture 4-2). Picture 4-2 After starting up, the following symbols on the main screen become active:  The symbol oil pressure low flashes (1 Hz);...
  • Page 81: Instrumentd: During Driving

    The symbol EAS malfunction may not be active;  The AdBlue level indicator on the main screen: Check if there is sufficient AdBlue in the tank and if there is no AdBlue leaking. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-11...
  • Page 82: Switching Gears

     No function;  + (small) : Select one gear up;  + (big): Select two gears up;  – (small): Select one gear down;  – (big): Select two gears down. 4-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 83: Gear Lever

    By pushing the gear lever once backward (-) in automatic mode and releasing it again: The gearbox selects also (if possible) one gear down. Switch between gears in manual mode For more information, see § 4.5.4. Manual mode. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-13...
  • Page 84: Rotary Switch

    After starting the diesel engine, it will run at idle speed. The electrical system chooses and switches to a suitable acceleration to drive away;  After switching to D on a moving vehicle, the electrical system will choose a gear, which matches the current speed. 4-14 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 85: Automatic Mode

    By pushing the gear lever to the left, there can be switched between automatic and manual mode. In automatic mode, the gearbox can also manually be switched to higher and lower gear by means of the gear lever. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-15...
  • Page 86: Manual Mode

    Otherwise the gearbox will not perform the specified command. By pushing the gear lever forward (+) or backward (-) over a maximum distance, two higher gears or two lower gears can be chosen. 4-16 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 87: Driving Off

    The vehicle must never move in the opposite direction of the chosen gear. Release the parking brake: Pull the lever and move it forwards; Release the brake pedal and push the accelerator gradually: The vehicle starts to move forwards. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-17...
  • Page 88: Driving Backwards

    If desired, the gearbox can be switched manually by moving the gear lever forwards (+) or backwards(-). When the vehicle is moving and the rotary switch is switched to backward (R), the gearbox automatically switches to neutral (N): The display gearbox shows N. 4-18 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 89: Brakes

    Do not brake later and then harder. This comes at the expense of the brakes and brings other road users in danger. The braking distance will sometimes (but not always) be shorter by intervention of the anti blocking system. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-19...
  • Page 90: Parking Brake

    The indicator status braking system on the control panel disappears. CAUTION! The vehicle must NEVER move in the opposite direction of the chosen gear. This applies for both driving off and in reverse. 4-20 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 91: Parking Brake As An Emergency Brake

    Keep distance when using the engine brake during a downhill drive. If the gearbox switches, the effectiveness of the engine brake can temporarily be reduced and the vehicle may speed up shortly. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-21...
  • Page 92: Retarder

    First enable the retarder by moving the right control lever to its centre position (0). INFORMATION! For long downhill driving, the use of position 2 (66% of the maximum braking torque) of the right control lever is advised. 4-22 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 93: Bremsomat

    The bremsomat is activated and set to the current speed by pressing the right control lever on the steering column in longitudinal direction A (see Picture 4-5). Picture 4-5 Disable the bremsomat Push the right control lever in the transversal direction B (see Picture 4-5) to disable the bremsomat. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-23...
  • Page 94: Stop

    Enable the gearbox by moving the rotary switch to the neutral position (N): The display gearbox shows N; Switch off the main switch truck on the control panel (§ 3.9. Control panel). 4-24 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 95: Long-Term Parking / Garaging

    Operate switch axles left-hand rear up / down and switch axles right-hand rear up / down to push out the rear axles; Check if all wheels of the vehicle are standing on the ground. For more information, see § 4.13.2. Axle height adjustment. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-25...
  • Page 96: Speed Regulators

    A or B: One short movement: the speed increases/reduces with 0.5 kph (0.3 mph); One longer movement: the speed increases/reduces gradually in steps of 0.5 kph (0.3 mph). 4-26 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 97: Variable Speed Limitation Device

    The variable speed limitation device allows to limit the vehicle speed to a desired speed. The variable speed limitation device is operated by the right control lever at the steering column (Picture 4-7). Picture 4-7 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-27...
  • Page 98 Right control lever to position LIM (C) Speed out of range (< 30 kph (18.7 mph)) Operating the accelerator Right control lever to position OFF (D) Table 4-3 4-28 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 99: Engine Speed Control (Esc)

    If the engine speed control is activated, the engine speed can be increased/reduced by moving the right control lever in direction A or B: One short movement: the engine speed increases/reduces with 50 rpm; One longer movement: the speed increases/reduces gradually in steps of 50 rpm. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-29...
  • Page 100: Uphill And Downhill Driving

    While uphill driving, take into account the reduction of the braking power: In this situation operate the service break to a greater extent;  While uphill driving, take into account a possible reduced and delayed pulling capacity. 4-30 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 101: Refuelling

    Turn the filler cap counterclockwise and remove it; Fill the tank with diesel (see § 14.1. Specifications diesel engine truck); Replace the filler cap and turn it clockwise; Repeat this procedure for the other fuel tank. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-31...
  • Page 102: Refuelling Adblue

    Refill the tank with AdBlue and support the refuelling nozzle to prevent the plastic filling pipe from breaking off; Replace the blue screw cap and turn it clockwise; Close the cover on the crane platform. 4-32 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 103 On the Main screen: Information screen the error codes can be read; Solve the problem as soon as possible. Contact Spierings Mobile Cranes. Depending on the malfunction, it can take up to 50 hrs. for the engine capacity to reduce.
  • Page 104: Off-The-Road Driving

    Driving in or out of a construction site;  Driving over obstacles (for example thresholds, embankments, beams, rails and pits);  Driving in extremely rough terrain;  Driving in terrain with rocks, stones, concrete and debris. 4-34 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 105: Axle Height Adjustment

    Using the axle height adjustment it is possible to control the hydraulic cylinders for adjusting the axle height when sitting in the truck cab. This feature is applicable when outriggering or switching to off-the- road mode when driving in rough terrain. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-35...
  • Page 106: Axle Blocking

    Make sure when using the axle blocking, that all wheels are in contact with the ground. All tyres must be curved (with the exception of possible retracted axles for the benefit of a steering program). This is necessary for not exceeding the maximum permissible axle load. 4-36 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 107: Off-The-Road Mode

    If all axles are fully extended, symbol off-the-road mode on the main screen becomes active; Disable switch release axle height adjustment on the control panel: The spring load of the truck is active. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-37...
  • Page 108: Levelling

    While driving on rough terrain or when a low vehicle speed is desired (e.g. at driving with an erected tower), the transfer case can be switched to off-the-road gear. Then the transfer case has a lower gear ratio. 4-38 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 109: Differentials

    If the longitudinal differential lock is enabled, the road may not contain major irregularities;  If the transversal differential lock is enabled, there may be NO steering;  Check after disabling the longitudinal and transversal differential lock if all locked differentials are disabled. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-39...
  • Page 110: Longitudinal Differential Lock

    Enable/disable the transversal differential lock may only be done when the vehicle is not moving, there is no steering and the longitudinal differential lock is already enabled;  NEVER disable the longitudinal differential lock before disabling the transversal differential lock. 4-40 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 111 Swing shortly and slowly when driving away. If the symbol transversal differential lock remains flashing: Outrigger the truck to release the wheels from the ground to eliminate any friction of the axles. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-41...
  • Page 112: Steering System

    Switching between on the road / off the road mode is only allowed if the vehicle is not moving. CONDITIONS When switching from off-the-road mode to on-the-road mode, make sure that all axles are moved to the straight forward position before driving away. 4-42 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 113: Manoeuvrering: Gearbox

    The clutch closes partly and will close further as the accelerator is pressed further; The vehicle starts to manoeuvre. CONDITIONS Manoeuvering by means of the accelerator can only be carried out in the 1 and 3 gear. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-43...
  • Page 114: Buffer Beam

    Tilt the entire buffer beam vertically against the frame of the vehicle (6); Lock the buffer beam with the (at step 6) removed R-clip (7); Remove the plug from the plug connection. 4-44 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 115 Mount the two at step 5 removed pins in the tube (6); Lock the two pins with the at step 4 removed R-clips (7); Attach the plug to the plug connection. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-45...
  • Page 116: Driving With An Erected Tower

    Driving with an erected tower means driving with a fully unfolded crane. CAUTION! Spierings Mobile Cranes advises only to drive with an erected tower, when the regular unfolding and folding is not possible because of abnormal conditions (e.g. on a small construction site).
  • Page 117: Conditions For Driving With An Erected Tower

    The maximum permissible acceleration and deceleration is 1 m/s Accelerate and decelerate gradually.  The maximum permissible speed is 3 kph (1.86 mph)(50 m/min): Transfer case in off-the-road mode; Gearbox in first gear. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-47...
  • Page 118 SK375-AT3 Driving Truck Picture 4-16 Picture 4-17 Picture 4-18 4-48 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 119: Instructions For Driving With Erected Tower

    The instructions are just meant to help the driver in his preparations for driving with an erected tower.  Spierings Mobile Cranes is NOT responsible for missing instructions or unforeseen situations, which may occur during driving with an erected tower. Check the roadway and the new working site Check if the roadway is levelled: The maximum permissible tilt of the truck is 2°;...
  • Page 120 While driving keep an accurate eye on the speedometer and the spirit level in the truck cab (see Picture 4-19): The maximum permissible vehicle speed is 3 kph (1.86 mph) (50 m/min); The maximum permissible tilt of the vehicle is 2°. Picture 4-19 4-50 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 121: Towing

    Before towing of the vehicle, contact Spierings Mobile Cranes;  The indicated instructions are just meant to help the driver in his preparations before towing. Spierings Mobile Cranes is NOT responsible for missing instructions or unforeseen situations, which may occur while towing; ...
  • Page 122: 4.16.1. Towing With Functioning Diesel Engine, Service Brake And Steering System

    Remove the cover in the middle of the front bumper and mount the supplied shunting coupler (Picture 4-21). This coupler is situated behind the co-driver’s seat in the truck cab. Picture 4-21 4-52 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 123: Towing With A Malfunctioning Diesel Engine

    (see § 4.16.3.1. Remove drive shafts on output shafts of the transfer case); The oil pump from the diesel engine is not supplying oil pressure The power-assisted steering is not (fully) functioning properly (see § 4.16.3.2. Power-assisted steering). SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-53...
  • Page 124: Service Brake When Towing With Malfunctioning Diesel Engine

    The service brake can be used again and the parking brake will be released. CAUTION! When there is towing without a functioning service brake, the towing vehicle must have sufficient mass and braking force to come to a safe stop. 4-54 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 125: Releasing The Parking Brake When Towing With Malfunctioning Diesel Engine

    Do this twice per axle (left and right) for axles 2 and 3. The parking brake is released when the hexagonal head screw of all parking brake boosters are fully turned out: The indicator status braking system remains active. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-55...
  • Page 126: Enabling Transfer Case To Neutral Position

    (> 3.1 up to 5 mph). The rear axle steering is completely out of operation. The steering system ensures axle 3 to centre itself and to operate rigid. The front axle remains normally steerable. 4-56 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 127: Towing With Damage To The Transfer Case

    Only skilled, qualified and trained personnel is in this situation allowed to take measures for towing of the vehicle. CAUTION! If there are any questions or doubts, please contact Spierings Mobile Cranes. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 4-57...
  • Page 128 SK375-AT3 Driving Truck 4-58 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 129: Maintenance Truck

    When is the right time to thoroughly inspect your Spierings crane? When your Spierings crane is used in the course of the years, parts wear out and malfunctions and/or defects occur more frequently. The average service life of the crane depends on crane type, use of the crane, history and maintenance approx.
  • Page 130: Jib Sections And Towers

    No rights may be derived from the mentioned service life expectations, nor can it lead to an expansion of warranty obligations and/or any liability on the part of the supplier and/or producer of Spierings cranes. The user of a Spierings crane is explicitly responsible for proper use and proper maintenance of the crane.
  • Page 131: Maintenance Truck After Commissioning

    5.2. Maintenance truck after commissioning INFORMATION! Spierings Mobile Cranes only guarantees a long period in which the vehicle is functioning optimally, if the maintenance schedule is followed. Maintain the truck according to the prescribed maintenance schedule. For more information, see § 5.3. Maintenance schedule truck.
  • Page 132: Maintenance Schedule Truck

    Truck 5.3. Maintenance schedule truck The maintenance schedule relates to the use of the truck under normal operating conditions. When operating at extraordinary conditions, please consult Spierings Mobile Cranes. INFORMATION! Under normal operating conditions is defined as:  40-hour working week;...
  • Page 133: Maintenance Schedule Diesel Engine Truck

    Air intake system Air filter Fuel system Fuel pre-filter / Water separator Fuel filter AdBlue filter Air filter / Oil separator EAS Poly-V belts 2 yearly replaced Exhaust system Valve clearance Table 5-1 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 134: Maintenance Schedule Drive Line

    Bi-monthly 30,000 km/ Other truck yearly Full steering system Table 5-3 5.3.4. Maintenance schedule electrical system truck Maintenance service Daily Weekly Bi-monthly 30,000 km/ Other truck yearly Control panel lighting Batteries Table 5-4 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 135: Maintenance Schedule Lighting Truck

    Maintenance schedule pneumatic system Maintenance service Daily Weekly Bi-monthly 30,000 km/ Other truck yearly Air dryer filter 2 yearly replaced Air vessels Oil atomizer Water separator Braking pressure Hoses and connections Table 5-7 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 136: Maintenance Schedule Lubrication Truck

    The fire extinguishers must be checked annually by an approved body. The user himself must arrange this inspection. Maintenance service Daily Weekly Bi-monthly 30,000 km/ Other truck yearly Windscreen washer fluid Fire extinguishers Seat belt Table 5-9 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 137: Electrical System

    During running of the truck engine, these batteries are charged by an alternator, which is driven by the truck engine (see Picture 6-1). Picture 6-1 If the batteries are not charged by the alternator while running the engine, the indicator status battery will become active. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 138: Batteries

    The battery terminals must be well covered;  The batteries must be well tightened;  The batteries may not be damaged; Test the state of the battery by means of a battery tester or acidometer. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 139: Charging Batteries

    Tighten the new batteries with the battery holder; – First mount the battery clamps of the terminal and then the battery clamps of the terminal; Grease the terminals well by using acid-free grease (for instance Vaseline); SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 140: Main Switch

    Also on the top of the fuse box there are some fuses present. An overview of fuses, which is situated on the inside of the cover, shows extra information about the fuses (see Picture 6-3). Picture 6-3 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 141: Main Fuses

    Picture 6-4 6.4.3. Fuses in the control cabinet of the truck The fuses of the suspension system and outrigger system are situated in the control cabinet (right-hand engine cowling (see Picture 6-5)). Picture 6-5 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 142 SK375-AT3 Electrical system Truck SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 143: Lighting

    At the front of the vehicle, the following lights are mounted (on both left and right side) (see Picture 7-1). Picture 7-1 A. Direction indicator; B. Main beam and parking light; C. Low beam; D. Daylight Running Lamps (LED). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 144: Low Beam

    Release the clamping spring and turn it away from the lamp base; Replace the lamp; Mount the clamping spring; Connect the cables; Check the operation of the lamp; Mount the fitting; Mount the bumper. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 145: Drl Lighting (Daylight Running Lamps)

    Connect the wires together (see Picture 7-4); Connect the 2-pin connector of the transformer; 10. Connect the plug to the socket in the truck (Picture 7-5); 11. Check the function; 12. Replace the bumper. Picture 7-5 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 146: Main Beam

    Take the holder and replace the bayonet lamp (see Picture 7-7); Check the operation of the lamp; Mount the holder with the lamp by turning the lamp holder a quarter turn clockwise; Mount the fitting; Mount the bumper. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 147: Direction Indicator

    Take the holder and replace the lamp (see Picture 7-9); Check the operation of the lamp; Mount the holder with the lamp by turning the lamp holder a quarter turn clockwise; Mount the fitting; Mount the bumper. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 148: Side Direction Indicator

    Mount the cap on the fitting. 7.5.3. Rear direction indicator Replacing lamp Picture 7-11 Unscrew the cap of the fitting (Picture 7-11); Replace the lamp; Check the operation of the lamp; Mount the cap on the fitting. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 149: Direction Indicators Buffer Beam

    Mount the cap on the fitting; Mount the grate. 7.6. Tail light 7.6.1. Tail light truck Replacing lamp Replacing the tail lights follows the same procedure as replacing the rear direction indicator (see § 7.5.3. Rear direction indicator). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 150: Extra Tail Light On The Tower

    Brake light buffer beam The brake lights of the buffer beam are integrated in the tail light of the buffer beam. Replacing lamp For more information, see § 7.6.3. Tail light buffer beam. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 151: Reverse Drive Light

    Fog tail light buffer beam Replacing lamp Replacing the fog tail light of the buffer beam follows the same procedure as replacing rear direction indicator of the buffer beam (see § 7.5.4. Direction indicators buffer beam). SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 152: Side Marking Lights

    Unscrew the side marking light (Torx screws); Remove the connector (see Picture 7-15); Replace the side marking unit by a new one; Check the operation of the lamp; Mount the new side marking unit. 7-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 153: Side Marking Light Buffer Beam

    Loosen the contour light (two nuts at the rear); Remove the connector; Replace the defective contour light by a new one; Check the operation of the lamp; Mount the new contour light. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 7-11...
  • Page 154: Rear Contour Light

    The rear contour lights are mounted to the platform of the crane (see Picture 7-18). Replacing lamp Picture 7-18 Unscrew the cap of the fitting; Replace the lamp; Check the operation of the lamp; Mount the cap on the fitting. 7-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 155: License Plate Lights

    The license plate at the rear of the truck is illuminated (see Picture 7-19 and Picture 7-20). Replacing lamp Picture 7-19 Picture 7-20 Unscrew the cap of the fitting; Replace the lamp; Check the operation of the lamp; Mount the cap on the fitting. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 7-13...
  • Page 156: Rotaflares

    The orange cap is firmly clamped under a clamp edge. Pull the orange cap gently of the fitting; Replace the lamp; Check the operation of the lamp; Mount the orange cap on the fitting. 7-14 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 157: Work Lamps

    Check the operation of the lamp; Mount the cap on the fitting. CAUTION! The work lights against the back of the truck cab should totally retracted before the vehicle can be driven on public roads. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 7-15...
  • Page 158 SK375-AT3 Lighting Truck 7-16 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 159: Hydraulic System

    Repair damage and/or leakage as soon as possible to prevent major damage to the hydraulic system. 8.1. Hydraulic tank The hydraulic tank is situated in the left-hand engine cowling (Picture 8-1). Picture 8-1 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 160: Checking Oil Level

    CHECK / TEST! After 5 years, have the oil analysed after refreshing. Then have the oil analysed every 2 years. Have the hydraulic oil regularly analysed and refresh the hydraulic oil if needed. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 161: Refreshing Oil

    There are three filters present in the hydraulic system, which need to be replaced according to § 5.3.6. Maintenance schedule hydraulic system truck. The following sections describe the filters mentioned below:  Hydraulic fine filter;  Hydraulic coarse filter;  Hydraulic fine filter at rear axle steering. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 162: Replacing Hydraulic Fine Filter

    Mount the lid of the filter holder and screw it tightly by hand; Start the engine and let it run for a few minutes; Check the oil level (see § 8.1.2. Topping up oil); Check for leakage; Mount the removed cover plate. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 163: Replacing The Hydraulic Coarse Filter

    Start the engine and let it run for a few minutes; Check the oil level (see § 8.1.1. Checking oil level) and top up if necessary (see § 8.1.2. Topping up oil); Check for leakage; Mount the removed cover plate. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 164: Replacing The Hydraulic Fine Filter At Rear Axle Steering

    Replace the fine filter by a new one (see § 14.5. Specifications hydraulic system truck); Mount the bottom of the fine filter. For more information, see § 5.3.6. Maintenance schedule hydraulic system truck. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 165: Pneumatic System

    (service) brake boosters of axles 2 and 3 by means of the parking brake lever. The parking brake is venting based. As soon as the brake lever is operated, the parking brake boosters on axles 2 and 3 will be vented, causing the brakes to start performing. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 166: Secundary System

    Switch transversal differential lock axles 2 and 3;  EAS-system: Supply control AdBlue;  Cab: Air suspension driver’s seat. The pressure reducing valve for the components of the secondary circuit is adjusted to 5.5 bar. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 167: Air Dryer

    Lightly grease the sealing of the new filter element; Mount the new filter element on the filter holder and tighten it by hand; Turn on the ignition and check for leakage; Mount the cover of the engine cowling. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 168: Compressed Air Reservoirs

    2 and 3. The oil atomizer / water separator is composed of the following parts. Picture 9-5 Pressure reducing valve; Water separator; Water separator valve; Adjusting screw oil atomizer; Reservoir oil atomizer. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 169: Topping Up Oil Atomizer

    (see Picture 9-6, A). 9.5.4. Adjusting air pressure secondary air circuit The pressure of the secondary air circuit can be adjusted by means of the pressure reducing valve of the water separator. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 170: Checking Brake Pressure

    All hoses, connections, pneumatic valve blocks, filters, cylinders and compressed air reservoirs must be checked regularly for leakage and damage. In case of leakage and/or damage, replace the component as soon as possible to prevent major damage. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 171: Diesel Engine Truck

    1,450 Nm at 1,100 – 1,700 rpm Maximum torque Compression ratio 17.4 : 1 Bore x Stroke 118 x 140 mm Idling speed without load Approx. 600 rpm Maximum engine speed (loaded) 1,900 rpm (limited) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-1...
  • Page 172: Engine Oil Diesel Engine Truck

    CHECK / TEST! Timely check the oil level to prevent damage to the engine. For maintenance see § 5.3.1. Maintenance schedule diesel engine truck. The oil level must be between Min and Max level. 10-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 173: Checking Oil Level On The Main Screen

    At a temperature lower than 55 °C or in case of doubt, it is recommended to check the oil level by means of a dipstick. CHECK / TEST! Spierings Mobile Cranes recommends to check the oil level using a dipstick. 10.2.1.2. Checking oil level by means of a dipstick The oil level can also be checked by means of a dipstick.
  • Page 174: Topping Up Oil Diesel Engine Truck

    When topping up large quantities of oil (e.g. at refreshing the oil), it is recommended to fill the crankcase by using the filler neck at the right side of the engine (Picture 10-5). Therefore, remove the left-hand cover plate of the engine cowling. Picture 10-5 10-4 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 175: Refreshing Oil Diesel Engine Truck

    Replace the copper sealing ring of the drainage plug by a new one; Mount the drainage plug back on the crankcase; Replace the oil filter element (see § 10.2.3.2. Replacing oil filter element); SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-5...
  • Page 176: Replacing Oil Filter Element

    Close the filler neck by using the cap; Start the engine and let it run for a few minutes; Check the filter casing for leakage; Mount the left cover of the engine cowling. 10-6 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 177: Cooling System Diesel Engine Truck

    NEVER unscrew the cap of the filler neck of the expansion tank if the engine is warm! Hot coolant is under pressure and may be sprayed when unscrewing the cap. CONDITIONS The engine must be cold. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-7...
  • Page 178: Topping Up Coolant Diesel Engine Truck

    Let the engine run warm so that the thermostat opens (approx. at operating temperature); Stop the engine if the coolant level no longer decreases; Mount the filler cap; 10. Mount the cover plate. 10-8 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 179: Refreshing Coolant Diesel Engine Truck

    Put an oil tray under the drainage plug at the bottom of the radiator; Unscrew the drainage plug (see Picture 10-9) and let the coolant drain; Picture 10-9 Mount the drainage plug to the bottom of the radiator; SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-9...
  • Page 180: Anti-Freeze Concentration

    It is recommended to check the anti-freeze concentration of the coolant before the winter season starts. The coolant must handle a minimum temperature of -32 °C. Refresh the coolant if the measured values fail (see § 10.3.3. Refreshing coolant diesel engine truck). 10-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 181: Cleaning Radiator Diesel Engine Truck

    Air intake system diesel engine truck CHECK / TEST! Check the air intake system timely for leaks on hoses, pipes, connections to prevent reduced engine performance. For more information, see § 5.3.1. Maintenance schedule diesel engine truck. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-11...
  • Page 182: Cleaning Air Filter Diesel Engine Truck

    Lightly grease the rubber sealing ring of the filter element; Mount the filter element in the filter casing; Mount the filter cover to the filter casing and fasten the filter cover with the clips; Close the cover of the engine cowling. 10-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 183: Replacing Air Filter Element Diesel Engine Truck

    Smoking and open flames prohibited! CHECK / TEST! Timely check the fuel system for leaks of hoses, pipes and connections to prevent dangerous situations. For more information, see § 5.3.1. Maintenance schedule diesel engine truck. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-13...
  • Page 184: Checking Fuel System

    CAUTION! If the engine gets no fuel, it is possible that the unit injectors are causing this problem. If this is the case, please contact Spierings Mobile Cranes. 10.4.2. Fuel tanks The truck is equipped with two fuel tanks (see Picture 10-12).
  • Page 185: Fuel Pre-Filter / Water-Separator

    Partly open the drainage plug C (Picture 10-14) at the bottom of the water separator and let the water leak off; Turn on the drainage plug as soon as the diesel comes out. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-15...
  • Page 186: Replacing Fuel Pre-Filter / Water Separator

    10. Vent the fuel system (see § 10.4.5. Venting fuel system diesel engine truck); 11. Start the engine and let it run for a few minutes; 12. Again tighten the filter element by hand; 13. Check the fuel system for leakage. 10-16 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 187: Fuel Filter Diesel Engine Truck

    Remove the filter cover A (Picture 10-17) from the filter casing B; Let the filter casing leak off; Remove the filter cover together with the filter element C from the filter casing; Take the filter element out of the filter cover; SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-17...
  • Page 188 12. Start the engine and let it run for a few minutes; 13. Check the fuel system for leakage; 14. Mount the left cover plate to the engine cowling; 15. Fold the crane. 10-18 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 189: Venting Fuel System Diesel Engine Truck

    After starting, the engine may run irregularly for some time. Mount the left cover plate of the engine cowling. INFORMATION! If the engine will not start, please contact your DAF-dealer or Spierings Mobile Cranes. SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 190: Eas System

    The EAS unit is located at the right side of the vehicle, between the first and second axle (see Picture 10-19). Picture 10-19 A. EAS unit; B. AdBlue filter; C. Air filter / oil separator. 10-20 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 191: Adblue Filter

    Mount the filter cover on the filter casing and tighten it with a tightening torque of 25 Nm (± 5 Nm); Tighten the drainage plug with a tightening torque of 4 Nm (± 1 Nm). SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-21...
  • Page 192: Air Filter / Oil Separator Eas System

    Turn on the new air filter / oil separator to the filter casing; Tighten the air filter / oil separator by hand for approx. ¾ turn (270°); Pressurize circuit 4 of the pneumatic system; Check the air filter / oil separator for air leakage. 10-22 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 193: Drive Belts Diesel Engine Truck

    For replacing the poly-V-belt, the fan at the front of the engine block must be removed. Before doing this, remove the cover plate cab of the engine cowling (see § 2.4. Engine cowling). CONDITIONS The main switch of the truck must be turned off. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-23...
  • Page 194 The toothed belt has to be pressed in about 1.5 to 2 cm with normal effort (see Picture 10-23, B); Replace the fan and secure it firmly: Use a thread sealant (Loctite). 10-24 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 195: Poly-V-Belt

    It is possible to block the belt tensioner temporarily with a 4 - 5 mm pin or drill (B); Remove the poly-V-belt; Check the pulleys for damages, rust and grease deposits: Replace the pulleys, if necessary; Put the poly-V-belt over as much pulleys as possible; SPIERINGS MOBILE CRANES USER MANUAL V 0.0 10-25...
  • Page 196 Check if the poly-V-belt is placed in all grooves of all pulleys; Mount the toothed belt and adjust the bolts (see § 10.6.1 Poly-V-belt steering shaft); Replace the fan and secure it firmly: Use a thread sealant (Loctite). 10-26 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 197: Drive Line

    This may lead to serious damage to the gearbox. CHECK / TEST! Check the gearbox every 2 months for external leakage and check if the air vent is free of dirt, so the operation remains guaranteed. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-1...
  • Page 198: Checking Oil Level Gearbox

    Remove the filler plug (see Picture 11-2, A); If the oil level is not immediately below the filler neck, then refill (see § 14.3.1. Specifications gearbox); Mount the filler plug with a tightening torque of 60 Nm. 11-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 199: Refreshing Oil Gearbox

    10. After topping up, let the gearbox run for testing (protract the outriggers, block the differentials), causing the retarder to be activated; 11. After that, check the oil level and top up, if necessary (see § 11.2.1. Checking oil level gearbox). SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-3...
  • Page 200: Replacing Oil Filter Retarder

    The oil temperature must be below 40 °C. CHECK / TEST! Refresh the oil filter every year or every 30,000 km at normal operating conditions. For more information, see § 5.3.1. Maintenance schedule diesel engine truck. 11-4 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 201 Mount the new filter element in the cover; Mount the magnet at the back of the new filter element; 10. Insert this part in the filter casing; 11. Tighten the cover with the bolt. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-5...
  • Page 202: Transfer Case

    This may lead to serious damage to the transfer case. CHECK / TEST! Check the transfer case every 2 months for external leakage and check if the air vent is free of dirt, so the operation remains guaranteed. 11-6 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 203: Checking Oil Level Transfer Case

    If this is not the case, top up oil (§ 11.3.3. Refreshing oil transfer case by using filler necks till the oil leaves level plug 3; Let the oil drain; Mount the plugs 1 and 3. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-7...
  • Page 204: Refreshing Oil Transfer Case

    All axles are from the manufacturer GINAF. Picture 11-8 CAUTION! When cleaning with pressurised water, make sure that no water can enter the air vent. This may lead to serious damage to the gearbox. 11-8 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 205: Axle Configuration

    Also check if the air vents of the differentials are free from dirt, so the operation remains guaranteed. Picture 11-9 A. Air vent; B. Filler neck; C. Drainage plug (at bottom side of differential; not shown in picture). SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-9...
  • Page 206: Refresh Oil Differential

    Top up the differentials via the filler neck till the edge and let it drain (see § 14.3.3. Specifications axles / brakes / tyres); Mount the plug B; 10. Check if the air vent A (Picture 11-9) is free from dirt. 11-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 207: Checking Oil Level Axle Hubs

    If necessary, refill oil via filler neck B (see § 14.3.3. Specifications axles / brakes / tyres); Mount the filler plug B; Carry out the above mentioned steps for all axle hubs on the driven axles (see Picture 11-1). SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-11...
  • Page 208: Refreshing Oil Axle Hubs

    Top up the drive axles via the filler neck till the oil reaches the edge and let it leak off (see § 14.3.3. Specifications axles / brakes / tyres); Mount a new sealing ring on filler plug B; Mount the filler plug B. 11-12 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 209: Tyres

    Turn the steering wheel completely to the left or right to obtain a better view. In case of doubt, please contact Spierings Mobile Cranes. Spierings Mobile Cranes recommends to write down the tyre pressure for each tyre at every check to monitor the progress of the tyre pressure in a certain period of time.
  • Page 210: Brake Linings

    At the rear of every brake drum, it can be checked if the brake linings are still thick enough to drive safely on the road (Picture 11-12). Picture 11-12 Remove the rubber sealing ring out of the hole (Picture 11-12, see arrow); 11-14 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 211 Mount the rubber sealing. For replacing the brake linings see § 14.3.3. Specifications axles / brakes / tyres. It is recommended to have the brakes tested on a brake analyser every year. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 11-15...
  • Page 212 SK375-AT3 Drive line Truck 11-14 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 213: Steering System

    Use switch 3. Switch transfer case high/low on the control panel to switch the steering system between on-the-road mode (hare) and off-the-road mode(turtle). This may only be carried out when the vehicle is not moving. SPIERINGS MOBILE CRANES USER MANUAL V 0.0 12-1...
  • Page 214: On-The-Road Mode

    In Picture 12-2 the operation of the steering system is schematically shown. Steering angle sensor axle 1 Steering cylinder Valve block as 3 axle 3 Steering angle sensor axle 3 Picture 12-2 12-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 215: Steering Circuits

    Steering system Truck 12.3.1. Steering circuits CAUTION! In case a failure in the steering system occurs, ALWAYS contact Spierings Mobile Cranes. Stop as soon as possible to restore the failure! 12.3.1.1. Steering circuit 1 CAUTION! If the air pressure of steering circuit 1 is eliminated, the vehicle remains steerable until it comes to a standstill.
  • Page 216: Maintenance Steering System

    In some cases, the yellow warning light becomes active. The error code(s) appear(s) on the display of the control panel steering system on the control panel. Please write down this error code(s) and contact Spierings Mobile Cranes. If an electrical malfunction occurs while driving the vehicle, it remains steerable. The steering system ensures that the main steering cylinder of the rear axle will centre and rigid itself.
  • Page 217: Lubrication

    Lubrication Truck Lubrication Lubrication of the Spierings vehicle consists of lubrication points, which can manually be greased and lubrication points, which are provided with grease by the automatic lubrication system. Also see the lubrication diagram, which will be separately supplied.
  • Page 218: Timer

    One switching segment upwards is equal to 15 minutes lubricating per 24 hours. Remove the cover before adjusting the timer: Unscrew counterclockwise for loosening the screw; Activate the timer by moving switch 0 / clock / 1 to its central position. 13-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 219: Lubrication Points Central Lubrication System

    A. Pins for fixing spring cylinders up and down (see Picture 13-4); B. Stub axles up and down (see Picture 13-4); C. Support bearing steering axle (see Picture 13-5). Picture 13-4 Picture 13-5 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 13-3...
  • Page 220: Manual Lubrication Truck

    The couplings of the drive shafts must be lubricated manually. There is a lubrication nipple present in the coupling (see Picture 13-7, A). Picture 13-8 (A to F) shows the locations of the couplings to be lubricated. Picture 13-7 Picture 13-8 13-4 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 221: Steering System

    Tower support The tower support is situated directly behind the cabin on top of the engine cowling (see Picture 13-10). Grease the two guide ways using a brush (see arrows). Picture 13-10 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 13-5...
  • Page 222 SK498-AT4 Lubrication Truck 13-6 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 223: Specifications Truck

    1,450 Nm at 1,100 – 1,700 rpm Maximum torque Compression ration 17.4 : 1 Bore x Stroke 118 x 140 mm Low idling speed approx. 600 rpm Maximum speed 1,900 rpm (limited) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 14-1...
  • Page 224: Maintenance Specifications Diesel Engine Truck

    Gearbox ZF 12AS2302 AAVE01002330 Oil gearbox SAE 75W80 OLSM00100190 Top up: 21 litres Refresh: 11 litres Oil filter gearbox ZF 4139 298 038 AAVE00150030 O-ring ZF 9634 313 067 AAVE00150040 Table 14-2 14-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 225: Specifications Transfer Case

    Tyre pressure (cold) n.a. n.a. 9.0 bar 22.5” x 14” AACA01100030 Table 14-4 14.4. Specifications electric system truck Description Specification Spierings code Quantity / Amount Battery 12 V 225 Ah AUDI00100225 Table 14-5 SPIERINGS MOBILE CRANES USER MANUAL V 0.0 14-3...
  • Page 226: Specifications Hydraulic System Truck

    Specifications lubricants truck Description Specification Spierings code Quantity / Amount Refill grease reservoirs EP2 (AVIA Mystiek JT-6) OLSM03000010 n.a. automatic lubrication system Refill grease gun EP2 (AVIA Mystiek JT-6) OLSM01500030 n.a. Table 14-8 14-4 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...
  • Page 227: Annexes

    TAB 2 Hydraulic scheme TAB 3 Electric scheme TAB 4 Central lubrication system TAB 5 Information tyres TAB 6 (empty) TAB 7 (empty) TAB 8 (empty) TAB 9 (empty) TAB 10 (empty) SPIERINGS MOBILE CRANES USER MANUAL V 0.0 15-1...
  • Page 228 SK375-AT3 Annexes Truck 15-2 SPIERINGS MOBILE CRANES USER MANUAL V 0.0...

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