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Humbaur 10000 Series Operating Instructions Manual

Three way tripper
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MACHT'S MÖGLICH
OPERATING INSTRUCTIONS
HTK
Three way tipper (195024)
xx
10000 SERIES
EN
humbaur.com

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Summary of Contents for Humbaur 10000 Series

  • Page 1 MACHT’S MÖGLICH OPERATING INSTRUCTIONS Three way tipper (195024) 10000 SERIES humbaur.com...
  • Page 2 Your trailer: Humbaur GmbH Mercedesring 1 Model __________________________________________________ 86368 Gersthofen Germany Type (abbreviation) _______________________________________________ Tel. + 49 821 24929-0 l info@humbaur.com Fax + 49 821 249-100 l www.humbaur.com Registration number ______________________________________________  ► ► VIN number Trailer data: Trailer components...
  • Page 3 Ensure that the operating instruction vehicle and its modules. can only be avoided and trouble-free manual is included with the trailer e.g. if it Humbaur GmbH accepts no liability for operation guaranteed if you are familiar is sold. damage or failures which arise through with them.
  • Page 4 Contents Identification Dimensions, weights and performance data can be found in the approval docu- ments of the respective trailer.  Vehicle type: Model Three-way tipper, tandem (gross weight 19 t) HTK 195024 The applicable trailer should be marked with a cross upon delivery.

  • Page 5: Table Of Contents

    Contents Keyword index 4 Operating the chassis 7 Testing, care and maintenance Use the keyword index from page 5 to search for specific topics. You will find valuable information on the You will find out more about the work operating elements of the chassis, such required to maintain operational safety 1 Safety as the lifting / lowering system, support...
  • Page 6 Contents...
  • Page 7 Keywords ..Operating the chassis Maintenance of axles / wheels ....Operation Maintenance of support device ....
  • Page 8 Keywords ....Basic principles Position / marker lights ....Tie-down points Side light standard 24 V .
  • Page 9 Keywords ....Permitted weights / load distribution CRAMARO ..Horizontal version ... . . Rubber hoses .
  • Page 10 Keywords ... . . Intended use Vehicle combination brake balancing ..Vehicle identification number .....

  • Page 11: Safety

    Safety...
  • Page 12 Identification Number) - see the goods instructions of the sub-suppliers. Page 34. Inquire at Humbaur GmbH or at a – Only drive with appropriately secured It is essential to specify the VIN when HUMBAUR contract workshop if you are goods...
  • Page 13 – Transporting hot / liquid materials – Driving at an excessive / The manufacturer: (e.g. tar) inappropriate speed in bad weather Humbaur GmbH – Driving with badly secured or conditions or on a bad road Mercedesring 1 unsecured goods – Parking the trailer without sufficient 86368 Gersthofen (Germany) –...
  • Page 14 Optimal distribution of the brake force in Warranty claims against part of appropriate use. the entire vehicle combination requires Humbaur GmbH become void the brakes of the vehicle combination to when this instruction is not Even when there is only 1 vehicle without...
  • Page 15 (e.g. new drill holes in the frame, tubular drawbar or widening of existing drill holes in the frame). This is considered by Humbaur GmbH to be a structural change, and the type approval therefore becomes null and void.
  • Page 16 Unauthorised alterations to the trailer and the natural, weather-dependent expansion and use of fittings not approved by Humbaur GmbH shrinkage, which can result in warping. Natural invalidate the warranty. Non-compliance with the wood grain and irregularities are normal for this relevant statutory regulations.
  • Page 17 In the event of the overloading and improper use original Humbaur replacement parts. of the trailer. Defects that can be attributed as a consequence If non-original Humbaur replacement parts are of a repair not carried out by a specialist work- used. shop.
  • Page 18 Staff qualification HUMBAUR vehicles and bodies as well as their operating components may only be used and maintained by personnel who are aware of: – this operating instruction manual. – the trailer and the associated traction unit. – the operating and maintenance instructions of the suppliers.
  • Page 19 Check, adjust and secure before each journey Sources of danger Take note of the following points without – Overloading of the trailer, axles and – Jerky braking during tipping. fail: brakes. – Tipping with an engaged parking – Overstressing caused by fitting brake.
  • Page 20 Check, adjust and secure before each journey In the chassis area – Check the number plate and signs In the body area Note the following in general: – Check the attachment of the tubular Close and secure all body components, drawbar such as: –...
  • Page 21 Safe handling of tippers Basic safety instructions regarding the tilting process Clean cargo bed Uneven / soft ground Tippers have a high risk of falling over. They may fall over while tilting the load The inside surfaces of the cargo Tilting on a soft / uneven ground and cause major injuries and serious bed must be kept clean to...
  • Page 22 Safe handling of tippers Unfavourable wind conditions Tipping on slopes Dragging bulk goods The risk of falling over increases A sufficient distance must be Bulk goods that are difficult to with the height to which the maintained when tipping on move from the cargo bed can be loading bridge is raised at winds slopes!
  • Page 23 Safe handling of tippers Total vehicle combination Tipping pieces of rock extended Tipping pieces of rock poses a high risk. During the tilting process, the total vehicle combination must: Pieces of rock may fall down be arranged with the towing during the tipping process and vehicle and the trailer aligned / knock against the tailgate / drop...
  • Page 24 Safety instructions Signal words Text highlighting General mandatory signs. DANGER Refers to information that must The following symbols in front of text are be considered and adhered to in Describes an immediate risk used in these instructions: order to ensure safe use. Death or major injuries will result when this risk is not avoided.
  • Page 25 Safety instructions Warning signs used The following warning signs may be used Risk of crushing! Risk of chemical burns! in these operating instructions and on the For limbs such as: Leaking battery acid. product. Hands / fingers / feet. Take note of these warning signs and Risk of crushing! Risk of poisoning! behave very carefully in such cases.
  • Page 26 Personal protective equipment / rules prohibitions Personal protective equipment Mandatory signs Wear the prescribed personal protective Adhere to the following directives / equipment (PPE) during all work requests for action during all work described in these instructions. described in these instructions. This includes the following: Important note! Safety shoes,...
  • Page 27 Personal protective equipment / rules prohibitions Prohibitory signs Other important symbols Traffic signs regarding height Adhere to these prohibitions. Take note of the following symbols for Please take note of the following, professional disposal as well as first aid important traffic signs regarding height in emergencies.
  • Page 28 Personal protective equipment / rules prohibitions 26 Safety...

  • Page 29: General Information

    General information...
  • Page 30 HTK product description HTK 19 t 4 14 4 13 13 12 12 I - 001 I - 001 Pic. 1 Side view I - 002 Pic. 2 Rear / front view 28 General information...
  • Page 31 HTK product description I - 003 I - 003 Pic. 3 Tilted positions Towing ring (D40/D50) Axle / wheels 19 Operating lever for central locking system Pneumatic connections: Supply, brake, 10 Underride protection, foldable 20 Front drop side hydraulic line 11 Steps 21 Drop side lifting spring Tubular drawbar...
  • Page 32 HTK product description Specifications for HTK 19 t - three-way tipper The HTK is a bulk goods transporter with The 3-stage telescopic cylinder can be Optional additional equipment: a rigid central pipe drawbar. used to tilt the cargo bed backwards or to –...
  • Page 33 Versions / accessories Drop side lifting spring Cover net Lowering function on/off switch I-004 I-007 I-011 Pic. 4 Tension springs for side drop sides Pic. 6 Cover net with round buttons Pic. 8 Automatic lowering function, (optional) Securing pins Spindle support with step Road paver operation I-026 I-005...
  • Page 34 Versions / accessories TIM (info display) Toolbox Automatic locking system I-016 I-014 I-018 Pic. 10 Trailer information module (optional) Pic. 12 On side of chassis (optional) Pic. 14 Tailgate locked on right / left Securing the load Maintenance brace Reversing lights I-013 I-017 I-017...
  • Page 35 Versions / accessories Aluminium compressed air tank Axle lift I-019 I-028 I-028 Pic. 16 instead of steel tank Pic. 18 1. Axle with axle lift (optional) Tilting drawbar LED multi-voltage I-029 I-027 I-027 Pic. 19 Individually coordinated with Pic. 17 LED rear lights (12 V / 24 V) drawbar (optional) General information...
  • Page 36 Pos. Explanation about the trailer. The VIN number must remain legible 1-3= Worldwide manufacturer during the entire life cycle of the number of Humbaur GmbH trailer. 4-9= Filler characters as selected by the manufacturer I - 022 10-17= Sequential numbering Pic.
  • Page 37 Support device identification Spindle support An identification plate has been attached Manufacturer of spindle support: to the spindle support for identification haacon hebetechnik gmbh purposes. Josef-Haamann-Strasse 6 D-97896 Freudenberg If you have any questions about the spindle support, please state the factory number / type and the Phone 09375 -84-0 year of manufacture.
  • Page 38 CE conformity Humbaur GmbH hereby confirms adherence to all relevant CE directives for the approval and safe operation of HTK trailers. You may request a detailed CE conform- I - 024 ity statement from us separately. Pic. 22 CE conformity...

  • Page 39: Operation

    Operation...
  • Page 40 General information NOTICE Exceeding the permitted tilt angles max. 20° max. 25° When driving up inclines and through dips, the maximum permitted tilt angles of the towing ring and bolt coupling may max. 20° max. 25° be exceeded. The trailer, towing ring or bolt coupling may be damaged.
  • Page 41 Stability / Risk of tilting Safety during tipping The use of tipping trailers - How strong is the substrate during requires a certain amount of the tipping process? experience and safety briefings - Is the tyre pressure the same for all for persons using the trailer to tyres? transport bulk loads, tip loads,...
  • Page 42 Stability / Risk of tilting Danger area B - 004 Pic. 4 Danger points in a tilted state  Tip the load in a controlled manner.  Never step on the cargo bed or the  Before tilting, ensure that there is no chassis during tipping.
  • Page 43 Stability / Risk of tilting Safety distance B - 005 Pic. 5 Danger zone around the tipper  While tipping, maintain a safety  Only carry out the tipping process if Extend the safety range if the distance of at least 5 metres around environment cannot be ascertained as you can maintain constant visual the trailer / total train - keep all...
  • Page 44 Loading and unloading Loading / unloading WARNING WARNING WARNING Restricted view Stepping on the cargo bed Moving load People may not be seen and be People can fall when climbing up There is increased risk of injury during run over when reversing. to / down from the cargo bed / loading / unloading.
  • Page 45 Loading and unloading Procedure:  Make sure that traffic is not obstructed.  Secure the area if necessary.  Before tipping, ensure that the trailer is coupled (fixed) and connected to the hydraulic system.  Distribute the load evenly across the B - 006 B - 007 cargo bed.
  • Page 46 Loading and unloading Tipping the load over the drawbar Fold up the underride protection B - 010 B - 008 B - 009 Pic. 10 Underride protection dirty Pic. 8 Tipping over the drawbar Pic. 9 Load tipped over underride protection Underride protection Light, pourable bulk loads may be tipped over the drawbar.
  • Page 47 Loading and unloading After loading and unloading The body must be fully closed WARNING and secured while driving. Driving with open drop sides, flaps The goods must be properly tied down / secured. People may be caught and dragged along. ...
  • Page 48 Load distribution / Max. weights Permissible weights and load distribution B - 012 Pic. 13 Identification plate / weight B - 011 Pic. 12 Load definition Total mass S Drawbar load Also aim for an even weight distribution Drawbar load (S) A1 Axle load - 1.
  • Page 49 Load distribution / Max. weights ca. 2,5 m B - 013 Pic. 14 Load distribution at 19 t Distance of the centre of gravity of the load from the front wall of the cargo bed Centre of gravity of the load Loads Max.
  • Page 50 Connecting element: Towing ring / tubular drawbar General To connect the trailer to a towing vehicle, ISO 50 a towing ring has been mounted on the tubular drawbar. These towing rings may be fastened at two different heights. DANGER Damaged connecting element B - 014 B - 016 The trailer might come loose from the...
  • Page 51 Connecting element: Towing ring / tubular drawbar Adjustable tubular drawbar B - 026 B - 026 Pic. 18 Adjusting the tubular drawbar Rear screw connection Tubular drawbar Front screw connection The maximum adjustment range in The tubular drawbar (Pic. 18 /2) is WARNING 50 mm steps is 150 mm.
  • Page 52 Connecting / disconnecting the trailer to / from the towing vehicle Connecting the towing vehicle to the WARNING WARNING trailer or disconnecting the trailer from the towing machine are some of the most Driving towing vehicle Allowing the trailer to roll dangerous processes when operating A person could be crushed Coupling / joining the trailer on a...

  • Page 53: Accumulator Parking Brake

    Coupling Operating the bolt coupling Preparation Coupling  Before using the coupling for the first time, ensure that the towing vehicle / trailer connection is permitted. - Do the trailer coupling size and the size of the towing ring match? - Can the maximum permissible drawbar load of the trailer be pulled by the coupling of the towing vehicle?
  • Page 54 Coupling B - 020 B - 021 B - 019 Pic. 21 Wheel chocks put in position Pic. 22 Driving up close Pic. 23 Wrong height adjustment Wheel chock Towing ring Towing ring Bolt coupling (yoke bar) Bolt coupling (yoke bar) Centre axle Centre axle ...
  • Page 55 Coupling Coupling process B - 022 Pic. 24 Coupling Bolt coupling (yoke bar) Centre axle Towing ring  Open the bolt coupling (Pic. 24 /1). If the bolt coupling should fail to engage: If the coupling has not been properly locked: ...
  • Page 56 Coupling After coupling B - 023 Pic. 25 Establish the connection Brake line (yellow) Supply line (red)  Connect the cables to the towing  If necessary, connect the hydraulic Lighting cable (electric system) vehicle in the following sequence: line to the towing vehicle. EBS / ABS cable (brakes) ...
  • Page 57 Uncoupling Uncoupling B - 024 Pic. 26 Uncouple the trailer correctly  Ensure that the substrate is Preparation WARNING sufficiently stable to bear the weight of  Before decoupling the trailer, ensure the spindle support contact surface. Incorrectly uncoupled trailer that a loaded trailer may be parked ...
  • Page 58 Uncoupling Procedure:  Activate the parking brake of the trailer  Disconnect the cables from the towing  Safely stow the cables on the tubular an the parking brake of the towing vehicle in the following sequence: drawbar or the console. vehicle.
  • Page 59 Check before departure & when parking Departure check Check when parking – The drop sides have been closed and – Trailer has been correctly coupled. – Trailer has been correctly uncoupled. secured. – The brake and supply line have been –...
  • Page 60 Driving with the towing vehicle and trailer To be taken into account while driving B - 025 Pic. 27 HTK loading for driving purposes The following should be particularly – Kinking of the trailer in relation to the taken into account: towing vehicle is possible when driving around sharp bends (max.

  • Page 61: Operating The Chassis" From

    Operating the chassis...
  • Page 62 Operating elements F - 001 Pic. 1 Operating the chassis Support device Toolbox Operating console: Accumulator parking brake, Operating brake release valve, Lifting / lowering device Underride protection Tilting bearings Wheel chocks 60 Operating the chassis...
  • Page 63 Operating brake system General The braking system of Humbaur GmbH WARNING is implemented as an electronic brake system (EBS) and corresponds to EC EBS connection cable not connected Directive ECE R13. The anti-lock breaking system is out of order and the wheels may lock during Driving without this plug braking.
  • Page 64 Operating brake system DANGER Wrong sequence during coupling / uncoupling of lines The operating brake opens when the supply line is connected before the brake line. The trailer is unbraked. People could be crushed by the trailer or P - 001 P - 022 run over - accident risk! Pic.
  • Page 65 Operating brake system Coupling / uncoupling of the supply lines P - 003 P - 023 P - 004 Pic. 6 Prepare coupling connections Pic. 7 Connected Pic. 8 Uncoupling / Parking "Brake" coupling head (yellow) Pneumatic connection for brake Protective lid "Supply"...
  • Page 66 Sealing lid  Ensure clean sealing surfaces  Pull the handle (Pic. 10 /1) of the Duo- Humbaur GmbH vehicles can be optionally equipped with the automatic (Pic. 9 /1) at the coupling head and Matic quick coupling socket upwards Duo-Matic quick-coupling system.
  • Page 67 Operating brake system Use the operating brake for Opening / closing the operating manoeuvring brake A coupled trailer without connected lines WARNING can be manoeuvred by releasing the operating brake. Closing the release valve when the compressed air The trailer is automatically braked by the container is empty operating brake, due to the ventilation of the supply line during decoupling.
  • Page 68 Accumulator parking brake Operating the spring accumulator Securing the trailer Releasing the parking brake parking brake The spring accumulator parking brake is pneumatically controlled and activated by the spring accumulator diaphragm cylinder. Activating and releasing the spring accumulator parking brakes several times lowers the pressure in the system.
  • Page 69 Compressed air container Pressure level in the compressed air container The compressed air provided by the towing vehicle (up to 10 bar) through the supply line to the trailer has an operating pressure of max. 8.5 bar (depending on the switch-off pressure of the compressor in the towing vehicle).
  • Page 70 Compressed air container Draining the compressed air container Trailers with manual drainage CAUTION valves require the containers to be regularly drained and leaking Working under the trailer drainage valves to be You can hit your head. exchanged. No manual drainage / bleeding is ...
  • Page 71 Raising / lowering device for heigh adjustment (optional) General information WARNING Operating the raising / lowering device of a braked trailer The trailer can make a sudden movement upwards or downwards when the brake is released - risk of crushing / impact! P - 011 P - 012...
  • Page 72 Raising / lowering device for heigh adjustment (optional) Pic. 20 Example: Cargo bed raised / lowered Air bellows filled Air bellows emptied The air bellows must be emptied for the tilting process. The chassis must be completely lowered! 70 Operating the chassis...
  • Page 73 Raising / lowering device for heigh adjustment (optional) Raising / lowering device WARNING NOTICE Inappropriate vehicle height Inappropriate vehicle height The vehicle height of the trailer can be Inappropriately adjusted vehicle height set too high for road traffic. may lead to increased wear of the tyres and the brake system.

  • Page 74: Automatic Lowering System

    Automatic lowering system Operating the lowering system The lowering device is switched on or of WARNING at an electrical switch (Pic. 21 /1): Perform the tipping process – Switch position "0": The automatic with the lowering device lowering system is switched off, the deactivated air-suspension remains at driving The trailer might fall over during...
  • Page 75 Hydraulic supply Hydraulic system The telescopic cylinder of the trailer for Teleskop-Zylinder / Hydraulik tipping the cargo bed is activated by a hydraulic system. Max. Nennlast (Zuladung) 16.000 kg The standard version of the hydraulic Rated load system with SVK BG3 hydraulic plug-in (= max.
  • Page 76 Hydraulic supply Hydraulic connection at the towing vehicle Take note of the instruction WARNING manual of the towing vehicle with regard to the hydraulic Lines are under pressure supply of the trailer. The hydraulic line is under pressure when it is uncoupled. The oil can escape under high pressure The hydraulic system of the and cut people / shred skin!

  • Page 77: Care

    Hydraulic supply Coupling Tipping the cargo bed Uncoupling F - 009 F - 010 F - 011 Pic. 25 Hydraulic line, connection Pic. 26 Cargo bed tipped Pic. 27 Hydraulic line, parking Plug-in coupling Towing vehicle Protective cap Towing vehicle connection socket Loading bridge SVK BG3 plug-in coupling Hydraulic connection...
  • Page 78 Bridge suspension Version 1 F - 072 Pic. 28 Bridge suspension, Version 1 Bolt opening, front Read and adhere to the instruc- Ball receptacle, rear tions for securing / operating the bridge suspension of the loading The loading bridge is suspended on bolts bridge superstructure manufac- at the front and on balls at the rear.
  • Page 79 Bridge suspension Version 2 F - 073 Pic. 29 Bridge suspension, Version 2 Ball receptacle, front Read and adhere to the instruc- Ball receptacle, rear tions for securing / operating the bridge suspension on the The loading bridge is suspended on balls following pages of these oper- at the front and rear.
  • Page 80 Operating the cargo bed (tipping / tilting back) Securing the cargo bed F - 012 F - 013 F - 015 Pic. 30 Tilting bearings of the cargo bed Pic. 31 Tilting bearings Pic. 33 Plug pin version Tilting bearing, front (ball tipping bearing) Ball bearings, on the chassis Plug pin variant A Cargo bed...
  • Page 81 Operating the cargo bed (tipping / tilting back) Securing tilting bearings F - 016 F - 017 F - 018 Pic. 34 Plug pin only inserted in front Pic. 35 Inserting the plug pin Pic. 36 Plug pin secured Plug pin variant A Plug pin Plug pin variant B, with shoulder Safety latch...
  • Page 82 Operating the cargo bed (tipping / tilting back) Configuring for backwards titling F - 020 F - 019 F - 021 Pic. 37 Plug pins inserted at the rear Pic. 38 Tip the cargo bed to the rear Pic. 39 Cargo bed tipped Plug pin A Plug pin A, inserted Cargo bed raised...
  • Page 83 Operating the cargo bed (tipping / tilting back) Pinning for tilting sideways F - 022 F - 023 F - 024 Pic. 40 Plug pin inserted on the left in driving Pic. 41 Cargo bed tipped to the side Pic. 42 Plug pin inserted on the right in the direction direction of travel Plug pin A, inserted...
  • Page 84 Support device Spindle support Lower the support foot until it is in contact with the ground. Read the operating instructions of the manufacturer before operating the support device. WARNING F - 025 Sinking support device Pic. 44 Driving with lowered support foot The support foot may sink into Support foot down F - 026...
  • Page 85 Support device Spindle support in support position F - 027 F - 028 F - 028 Pic. 45 Releasing the hand crank Pic. 46 Activate quick / load gear Pic. 47 Turn the crank to lower the support foot Crank handle Hand crank Safety cable with snap hook Crank shaft...
  • Page 86 Support device Spindle support in driving position F - 029 F - 030 F - 031 Pic. 48 Move in the support foot Pic. 49 Securing the hand crank Pic. 50 secured in driving position Hand crank Hand crank Crank handle Support leg Safety cable with snap hook ...
  • Page 87 Underride protection Underride protection (standard) F - 035 Pic. 53 Positions / securing bolts Driving position / driving on roads F - 032 F - 074 Off-road position (building site) Pic. 51 Underride protection (driving position) Pic. 52 Underride protection (building site) Underride protection, folded down Underride protection, folded up Spring bolt latch (ri / le)
  • Page 88 Underride protection for road paver operation Underride protection F - 077 F - 078 F - 079 F - 079 Pic. 54 Underride protection (driving position) Pic. 55 Underride protection (road paver Pic. 56 Positions / securing bolts operation) Underride protection, folded up Driving position / driving on roads Spring bolt latch (ri / le) Underride protection, folded down...
  • Page 89 Underride protection Securing / unlocking the underride protection CAUTION Operating the underride protection / spring latch The device can crush your hands / fingers.  Use F - 076 Pic. 57 Underride protection Working light CAUTION Spring latch, secured Operating the underride The underride protection on the right and protection / spring latch left are secured with spring latches...
  • Page 90 Underride protection Releasing Securing Check the safeguard F - 033 F - 039 F - 080 Pic. 58 Underride protection secured Pic. 59 Underride protection locked Pic. 60 Spring latch, secured Spring latch Tubing Bracket / console Bracket / console Spring latch Bolt Bolt...
  • Page 91 Underride protection Operating the underride protection (standard) F - 038 F - 036 F - 043 Pic. 61 Fold up the underride protection Pic. 62 Fold down the underride protection Pic. 63 Underride protection in driving posi- (off-road position / building site) tion Spring latch, locked Spring latch, unlocked...
  • Page 92 Underride protection Operating the underride protection (paver) F - 058 F - 058 F - 059 F - 059 F - 060 Pic. 64 Unlock the underride protection Pic. 65 Fold down the underride protection Pic. 66 Fold up the underride protection Spring latch, locked Spring latch, locked Spring latch, unlocked...
  • Page 93 Wheel chocks General The wheel chocks are attached at the front side in the standard model of the 19t HTK three-way tipper. The wheel chocks may be optionally mounted on the side of the chassis. The trailer must - in addition to the parking brake - be secured by wheel chocks on inclines / declines, during loading and...
  • Page 94 Wheel chocks Wheel chock in front holder F - 068 F - 070 F - 069 Pic. 70 Wheel chocks Pic. 71 Pulling out a wheel chock Pic. 72 Inserting the wheel chock Holder Holder Wheel chock with handle Spring latch Spring latch Spring latch Wheel chock with handle...
  • Page 95 Wheel chocks Removing wheel chocks (on retaining pins) F - 046 F - 047 F - 048 Pic. 73 Wheel chock, parked Pic. 74 Wheel chock - retainer Pic. 75 Wheel chocks positioned Wheel chock Retaining pin Wheel chock R-clip Disk Retaining pin R-clip...
  • Page 96 Wheel chocks Securing the wheel chocks (on retaining pins) F - 049 F - 050 F - 051 Pic. 76 Positioning the retaining pins Pic. 77 Insert the wheel chock Pic. 78 Wheel chock secured Chassis frame edge Wheel chock Disk Retaining pin Retaining pin...
  • Page 97 Axle lifting system (optional) Operating the axle lift system Automatic lifting axle system WARNING Sudden movements of the lifting axle Persons may be crushed when the lifting axle is lifted or lowered.  Check that no persons remain P - 019 P - 020 in the danger zone.
  • Page 98 Axle lifting system (optional) Manual operation of the axle lifting system Lifting or lowering of the lifting Activation of the starting aid axle only when the trailer is There are two ways of activating the empty or partially loaded. starting aid or the forcible lifting/lowering function: Prerequisite: ...
  • Page 99 Warning tables (optional) Waste plate (A-plate) The HTK 19 t can be optionally equipped with a plate for waste transport (A-plate). This marking is legally required in Germany for commercial waste transport on public roads (according to the German Recycling Economy Act (KrWG)) The waste plate (A-plate) must be opened in front and the rear...
  • Page 100 Toolbox (option) General Opening the toolbox Closing the toolbox F - 085 F - 086 Pic. 84 Toolbox, on the chassis Pic. 85 Toolbox open Pic. 86 Toolbox locked Holder on the chassis Rotary lock, unlocked Rotary locks, closed Toolbox Cover, folded away Rotary locks, lockable A lockable toolbox is available as an...
  • Page 101 Warning tables (optional) Parking warning signs The parking warning signs may be attached on the front or the rear at the left side of the trailer in the driving direction. They are intended for better visibility / recognition of a parked trailer. WARNING Driving with an opened parking warning sign...
  • Page 102 Warning tables (optional) 100 Operating the chassis...

  • Page 103: Operating The Body

    Operating the body...

  • Page 104: Operation

    General / body components Basic safety instructions concerning the body area A - 069 Pic. 1 Body components The telescopic tilting cylinder can tilt the Take note of the safety Front drop side Rear drop side cargo bed in three directions. instructions for safe handling Side drop side during tilting in the "Safety"...

  • Page 105: Climbing Aids

    General / body components WARNING WARNING Climbing onto / into the body Objects on /in the body The elements of the body, e.g. Ice, snow, branches and other roll-up tarpaulin, fender, objects could fall from the body underride protection may yield or while driving - risk of accidents! break.
  • Page 106 General / body components WARNING DANGER Total height while tilting the Driving with a tilted body cargo bed The body can get stuck / be torn off at Tilting the cargo bed under bridges, underpasses, tunnels or power bridges, power lines, in buildings lines - accident risk! / halls, tunnels, etc.
  • Page 107 General / body components Manual operation of the drop sides Driving with unlocked or partly removed drop sides is not permitted by law. Drop sides are heavy! The installation / removal of drop sides must be performed by 2 persons or by using a crane / fork lift.
  • Page 108 General / body components WARNING Drop sides must be completely unlocked If the upper locks and the central lock were to unlock at the same time, the drop side would fall down - crushing / impact risk!  Only unlock the upper locks or the lower central locking - never both A - 010 A - 010...
  • Page 109 Drop sides Front drop side / lateral drop sides A - 006 A - 007 A - 008 Pic. 8 Drop side with folding-down function Pic. 9 Drop side only available with swivel Pic. 10 Locking components mode Drop side lifting spring Locking hooks, CLOSED Self-aligning bearing lock Bearing point...
  • Page 110 Drop sides Rear drop side A - 003 A - 004 A - 005 Pic. 11 Body, rear drop side Pic. 12 Mechanical automation Pic. 13 Locking components Rear drop side, swivel function Angled ramp / roll-up Locking hooks Bearing corner stanchion Adjustment Locking bolts Locking hooks, ri +le...
  • Page 111 Drop sides Swivel mode for the lateral drop sides WARNING Unlocking the drop side with the cargo bed tilted The load can press against the drop sides. The goods pressure could cause the drop sides to snap open when the locks are unlatched - impact risk! ...
  • Page 112 Drop sides Unlocking the central locking system A - 014 A - 071 A - 072 Pic. 17 Unlocking the central locking system Pic. 18 Drop side unlocked Pic. 19 Drop side unlocked at the lower end Lever Transmission linkage Locking point, open Limit stop Rotary linkage...
  • Page 113 Drop sides Locking with the central locking system A - 073 A - 016 A - 015 Pic. 20 Drop side, hinge-mounted Pic. 21 Locking with the central locking Pic. 22 Lower part of the drop side locked system Drop side Lever, standing vertically Cargo bed closing edge Lever...
  • Page 114 Drop sides Fold-down mode for the lateral drop sides A - 076 Pic. 23 Drop side lock for fold-down mode Drop side lock, rear side The lateral drop side must be WARNING Drop side lock, front side locked in the lower area by the central locking system to Driving without lateral drop sides The lateral drop sides are secured with...
  • Page 115 Drop sides Unlocking the drop side locks A - 075 A - 077 A - 078 Pic. 24 Drop side lock, front side Pic. 25 Drop side lock unlocked Pic. 26 Drop side lock, rear side Hand lever Bearing pin Hand lever Locking points, locked at the lower side Sealing tongue...
  • Page 116 Drop sides Folding down the drop side A - 079 A - 080 A - 081 Pic. 27 Open the drop side Pic. 28 Drop side open Pic. 29 Drop side completely folded down Drop side Drop side, in horizontal position Drop side rail Handle Drop side lifting spring...
  • Page 117 Drop sides Tilting the loading bridge while the drop side is folded down A - 082 Pic. 30 Loading bridge tilted to the side / drop side in folding-down mode The safety measures and preconditions for safe tilting must be adhered to - see the "Safety"...
  • Page 118 Drop sides Folding up the drop side A - 083 A - 084 A - 085 Pic. 31 Tilting back the loading bridge Pic. 32 Close the drop side Pic. 33 Locking the drop side Drop side lock, opened Handle Locking lever Locking points Drop side lifting spring...
  • Page 119 Tipping the body Rear drop side automatically unlocked A - 023 A - 086 A - 024 Pic. 34 Tipping process at the back Pic. 35 Rear drop side, unlocked Pic. 36 Rear drop side, swivelling Rear drop side, swivelling Locking bolt, released Rear drop side, open Locking hook, open...
  • Page 120 Tipping the body Tipping the cargo bed Switching on the hydraulic pump A - 027 A - 025 A - 026 Pic. 39 Example: Operating elements of the Pic. 37 Tipping the cargo bed Pic. 38 Auxiliary drive - symbols towing vehicle / driver's cab Cargo bed / loading bridge Air transducer (pneumatic)
  • Page 121 Tipping the body Starting to tilt Initiating the lowering Switching off the hydraulic pump A - 028 A - 029 A - 030 Pic. 40 Valve lever in the driver's cab Pic. 41 Valve lever in the driver's cab Pic. 42 Switching off the auxiliary drive LOWERING (driving position) RAISING (tilting the tipper box) ...
  • Page 122 Tipping the body Rear drop side locks automatically A - 087 A - 088 A - 089 Pic. 43 Tilting back the loading bridge Pic. 44 Rear drop side, locked Pic. 45 Rear drop side secured Rear drop side, pulled close End stop Rear drop side, closed Tension spring...
  • Page 123 Tipping the body Rear drop side limitation A - 119 A - 120 Pic. 46 Rear drop side Pic. 47 Example: tilted position Bracket at the rear drop side Rear drop side not limited Handle Eyelet on the chassis The rear drop side (Pic. 47 /1) is out of Brackets are attached on the right and control and swivels open, depending on left side of the rear drop side (Pic.
  • Page 124 Load securing General information Form-fitting load securing Force-fitting load securing Many accidents are attributable to Supporting the goods against each other The term "force-fitting load securing" deficient load securing. and at parts of the body such as the front refers to direct lashing and tying down of wall, drop sides or stanchions, blocking the goods with tie-down equipment.
  • Page 125 Load securing Physical foundations Section 3, "Speed", of the German Road Forces caused by pulling away, braking Traffic Act (StVO) mentions "Adaptation 0 , 5 and changing direction act on the load of the driving speed to the characteristics during driving. of the vehicle and the goods by the These dynamic driving forces cause the vehicle driver."...
  • Page 126 Load securing Tab. 2 Required load securing force (F Inertia force F Force which counteracts a change in the state of movement A - 032 Load-securing force F : Force which has to be absorbed by the tie-down equipment or the vehicle body Friction force F : Sliding friction coefficient x weight force Calculation formula: F...
  • Page 127 Load securing Lashing points (optional) WARNING Impermissible tensile loads / lashing angles Tie-down equipment could break / tear. The load is inadequately secured - accident risk!  Comply with the maximum stated values for the force specifications. A - 033 A - 090 ...
  • Page 128 Steps Climbing aids A pedestal (Pic. 52 /1) at the front drop side is part of the standard installation. The cargo bed / tipper box can be entered and exited via the steps (Pic. 52 /2) and the pedestal. Alternatively, a pedestal with banister (Pic.
  • Page 129 Steps Entering the pedestal via the climbing steps A - 042 A - 043 A - 044 A - 044 Pic. 54 Climbing to the pedestal Pic. 55 Remaining on the pedestal Pic. 56 Climbing down from the pedestal Climbing steps, front wall Platform Climbing steps, Front wall edge...
  • Page 130 Steps Reaching the pedestal with a banister using a folding ladder A - 093 A - 094 A - 095 Pic. 57 Folding ladder, folded in Pic. 58 Remaining on the pedestal Pic. 59 Folding ladder, secured Folding ladder Guard rails Folding ladder, folded up Holder Platform...
  • Page 131 Steps in the tipper box Climbing the tipping box The tipping box is accessible for cleaning WARNING CAUTION / maintenance purposes. Climbing in / out of the tipping Wetness / load remains in the Climbing in and out of the tipper tipping box box may only be performed by using existing climbing facilities,...

  • Page 132: Body

    Steps in the tipper box Climbing in and out For safety reasons WARNING  Hold firmly onto the front wall - Climbing into / remaining in a particularly when you are carrying closed tipping box work tools such as a shovel or broom. You may suffocate when ...
  • Page 133 Roll-up tarpaulin (optional) Roll-up tarpaulin According to Guideline VDI 2700, bulk WARNING NOTICE goods only need to be covered if they might fall down or be blown off during the Driving with an unsecured or faulty Roll the tarpaulin over the goods drive.
  • Page 134 Roll-up tarpaulin (optional) Roll-up tarpaulin, manual (horizontal version) A - 049 A - 096 A - 097 Pic. 61 Roll-up tarpaulin closed Pic. 62 Roll-up tarpaulin, opened Pic. 63 Roll-up tarpaulin, rear side, closed Overlap at the rear Hand crank Tarpaulin Linkage in middle Limit stop...
  • Page 135 Roll-up tarpaulin (optional) Tarpaulin, rolled up A - 053 A - 054 A - 055 Pic. 64 Roll-up tarpaulin released at the sides Pic. 65 Roll-up tarpaulin released in front Pic. 66 Tarpaulin, rolled up Rubber cable, released Staples Limit stop Hook Hand crank Roll-up tarpaulin...
  • Page 136 Roll-up tarpaulin (optional) Securing the roll-up tarpaulin A - 050 A - 051 A - 052 Pic. 67 Roll-up tarpaulin secured at the front Pic. 68 Roll-up tarpaulin secured at the rear Pic. 69 Roll-up tarpaulin secured Rubber loop Rubber loop Roll-up tarpaulin Bolt Limit stop...
  • Page 137 Roll-up tarpaulin (optional) Releasing the roll-up tarpaulin A - 098 A - 099 A - 100 Pic. 70 Release the roll-up tarpaulin in front Pic. 71 Release the roll-up tarpaulin at the Pic. 72 Roll-up tarpaulin, released rear Rubber cable, released Roll-up tarpaulin Bolt Rubber cable, released...
  • Page 138 Roll-up tarpaulin (optional) Unrolling the roll-up tarpaulin A - 102 A - 101 A - 103 Pic. 73 Roll-up tarpaulin released in front Pic. 74 Unrolling the roll-up tarpaulin Pic. 75 Unrolled roll-up tarpaulin Roll-up tarpaulin Hand crank Roll-up tarpaulin Staple Hand crank Cross-beam, front...
  • Page 139 Roll-up tarpaulin (optional) Securing the roll-up tarpaulin A - 104 A - 105 A - 106 Pic. 76 Roll-up tarpaulin secured at the front Pic. 77 Roll-up tarpaulin secured at the sides Pic. 78 Roll-up tarpaulin secured at the rear Staple, closed Rubber Roll-up tarpaulin / tube...
  • Page 140 Roll-up tarpaulin (optional) Roll-up tarpaulin (CRAMARO) A - 107 A - 112 Pic. 79 Roll-up tarpaulin, manual Pic. 80 Roll-up tarpaulin, manual Storage box Storage box Belt Tarpaulin, rolled up Manufacturer name plate A - 114 Pic. 81 Manufacturer documentation The maintenance interval The CRAMARO roll-up tarpaulin is Safety, operating and...
  • Page 141 Roll-up tarpaulin (optional) Manual opening of the roll-up tarpaulin (CRAMARO) A - 113 A - 108 A - 109 Pic. 82 Releasing the roll-up tarpaulin Pic. 83 Opening the roll-up tarpaulin Pic. 84 Unfolding / securing the roll-up tarpaulin Belt Tube guide Roll-up tarpaulin, released Pulling rope...
  • Page 142 Roll-up tarpaulin (optional) Securing the roll-up tarpaulin (CRAMARO) at the sides / rear A - 110 A - 111 A - 115 Pic. 85 Unfold the tarpaulin sections Pic. 86 Secure the tarpaulin parts Pic. 87 Roll-up tarpaulin secured at the rear Velcro connection Tarpaulin parts, lateral Hook...
  • Page 143 Roll-up tarpaulin (optional) Closing / securing the roll-up tarpaulin (CRAMARO) A - 116 A - 117 A - 118 Pic. 88 Roll-up tarpaulin, released Pic. 89 Tarpaulin, rolled up Pic. 90 Roll-up tarpaulin stored / secured Tarpaulin sections, lateral / rear Tube guide Tube, stored Pulling rope...
  • Page 144 Roll-up tarpaulin (optional) 142 Operating the body...

  • Page 145: Electrical System

    Electrical system...
  • Page 146 Plug connections Lighting system Connecting the EBS / ABS WARNING WARNUNG EBS / ABS WARNING Failure of electrical functions The road handling and the braking distance deteriorate - accident risk!  Check that all electrical connections have been assembled before driving EBS ALB (LSV/CDF) ABS off.
  • Page 147 Plug connections Plug connections (standard) E - 004 E - 032 Pic. 3 Console (optional) Pic. 4 Connecting to towing vehicle 7-pin EBS/ABS plug (ISO 7638) Socket 15-pin electric system plug (ISO 12098) Plug connections Console, front  Maintain the contacts of the plug Standard version of electrical connection in 24 V: connections, using contact spray if...
  • Page 148 Plug connections Connecting the electric system (standard) Driving with damaged / dirty plug connections is not permitted! E - 005 E - 006 Pic. 5 Securing plugs Pic. 6 Release the plug Latch knobs Latch knobs Latch bracket Latch bracket Plug Plug ...
  • Page 149 Contact allocation 15-pin plug connection ISO 12098 - 24 V Function Cross- Colour Figure / arrangement section Driving direction indicator, left 1.5 mm² Yellow ISO 12098 Driving direction indicator, 1.5 mm² Green right Rear fog light 1.5 mm² Blue Ground 2.5 mm²...
  • Page 150 Contact allocation 7-pin EBS plug connection ISO 7638 (brakes) Function Cross- Colour Figure / arrangement section Positive electromagnetic 4 or 6 mm² Red valve (KL30) ISO 7638 Positive electronic system 1.5 mm² White/red (KL15) Negative electronic system 1.5 mm² Brown/blue (KL31b) Negative magnetic valve 4 or 6 mm²...
  • Page 151 Tail light with side light Tail light with side light 24 V The rear, multifunctional tail lights come WARNING equipped with a side light. Non-functioning tail lights The multifunctional tail light comes Road users are unable to assess / equipped with the following functions: identify the vehicle correctly - risk of –...
  • Page 152 Tail light with side light LED tail light with side light The rear LED tail lights come equipped WARNING with the following functions: Non-functioning tail lights – Rear fog and reversing lights Road users are unable to assess / – Tail light with reflector, brake and identify the vehicle correctly - risk of indicator light accidents!
  • Page 153 Marker lights / position lamps Marker lights / position lamps The white position lamps are mounted on the front of the chassis. The orange marker lights are mounted on the side of the chassis. The marker lights / position lamps are LED lights supplied by the electrical system.
  • Page 154 Licence plate lights / reversing lights Licence plate lights Reversing lights E - 030 E - 029 E - 002 Pic. 12 Licence plate lights "LED" Pic. 11 Licence plate light, 24 V standard Pic. 13 LED light, central LED light fixture (12 V / 24 V) Light fixture (24 V) LED light Number plate holder...
  • Page 155 Automatic lowering system Automatic lowering system (optional) E - 034 E - 033 E - 035 Pic. 14 Sensor function Pic. 15 Sensor position Pic. 16 Disconnection switch (optional) Loading bridge Inductive sensor with LED display ON / OFF switch Inductive sensor Bracket Telescopic cylinder...
  • Page 156 TIM / iTAP Trailer information module (TIM) S y s t e m e f ü r N u t z f a h r z e u g e TIM G2 - Tra i l e r I n fo r m at i o n s M o d u l B e d i e n u n g s a n l e i t u n g E - 036 E - 037...
  • Page 157 TIM / iTAP Intelligent trailer access point (iTAP) E - 039 Pic. 20 iTAP position iTAP hardware E - 040 E - 041 Chassis, front Pic. 21 Control via smartphone Pic. 22 Functions For technical data / description, Various processes can be adjusted / An app communicates via the WLAN see KNORR manufacturer controlled during operation of the trailer.
  • Page 158 TIM / iTAP 156 Electrical system...
  • Page 159 Inspection, care and maintenance...
  • Page 160 – Damaged and non-functioning trailer – Electrical systems. parts must be exchanged for original – Support devices, These regular intervals are specified on spare parts made by Humbaur – Axles, page 160 "Maintenance intervals". GmbH. – Brake system. 158 Inspection, care and maintenance...

  • Page 161: Proof Of The Hu/Sp

    Safety inspections Proof of the HU/SP Maintenance of axles / wheels Maintenance of support device W - 001 W - 002 W - 003 Pic. 1 Inspection book for trailer Pic. 2 Maintenance booklet for axle assembly Pic. 3 Operating and service instructions for support device HU = General inspection ZU = Intermediate inspection...

  • Page 162: Maintenance

    Maintenance intervals Maintenance regime Maintenance includes regular checks of The schedule should be adapted to suit The following information refers to individual components, followed by the conditions of use. normal use of the trailer up to a maximum taking appropriate action. of 20,000 km per year.
  • Page 163 Maintenance intervals Maintenance work Axle and wheel brake : Check for state and wear Wheel nuts: Check for tightness and tighten if necessary Towing ring: Lubrication Lighting system: Check for damage Wheels: Check air pressure, tyre wear Compressed air system: Check for tightness / crack formation Hydraulic system / hoses: Check for tightness / crack formation Telescopic cylinder: Check scrapers / extension units for tightness, oil leaks Towing ring / drawbar / tilting bearing: Check for wear and tightness...
  • Page 164 Maintenance intervals Maintenance work Screws / riveted connections on the superstructure / chassis: Visual inspection Roll-up tarpaulin: Function, check for damage Telescopic cylinder: Lubricate the bottom / top mounting points Check / adjust the tilting angle of the switch-off function Check the tubular drawbar: for damage, deformation Check the screw connection on the chassis by applying torque Information regarding maintenance is available in the manufacturer's operating instructions...

  • Page 165: For Wheel Nuts

    Fastening torque values Fastening torque for screw connections Threads Strength 8.8 Strength 10.9 Threads Strength 8.8 Strength 10.9 Fastening torque Fastening torque 5.5 Nm 8.1 Nm 425 Nm 610 Nm 9.6 Nm 14 Nm M20x1.5 475 Nm 980 Nm 23 Nm 34 Nm 580 Nm 820 Nm...
  • Page 166 Lubrication Implementation instructions Greases CAUTION All of the following lubrication steps must Lubrication point Lubricants Contact with lubricants to be performed when no central – Towing ring Multi-purpose Lubricants may cause reaction of the lubrication system is available. grease according skin.
  • Page 167 Lubrication Towing ring W - 004 W - 005 W - 006 Pic. 4 Lubricate the towing ring Pic. 5 Dimensions of the towing ring Pic. 6 Towing ring connection Drawbar Threaded bolt (M16) Towing Diameter Thickness Wearing bushing Flange / contact surfaces ring: max.
  • Page 168 Lubrication Spindle support W - 007 W - 009 Pic. 7 Gear-supported jack on the chassis Pic. 9 Switching between load / fast gear Grease nipple Crank handle Crank handle Gear connection, grease exit Gear connection W - 008 Pic. 8 Extend the support foot Crank handle Adhere to the operating Support leg...
  • Page 169 Lubrication Drop side mounting W - 010 W - 011 W - 012 Pic. 10 Lower mounting points Pic. 11 Central locking Pic. 12 Upper mounting points Locking bolts / mounting points Central locking Guide Transmission linkage mounting points Side drop side Bolt Locking hooks Locking points...
  • Page 170 Lubrication Drop side in fold-down mode W - 069 W - 070 W - 071 Pic. 13 Upper mounting points Pic. 14 Upper mounting points Pic. 15 Upper mounting points Upper mounting point Lock, released Lifting spring Lever lock Drop side handle Sliding slot Lower mounting point Lower locking points...
  • Page 171 Lubrication Central locking for the drop side W - 018 W - 067 W - 068 Pic. 16 Central locking mounting points Pic. 17 Central locking unlocked Pic. 18 Check the mounting points Lever mounting Lever Locking points Clevis mounting on the lever Linkage mounting Clevis mounting on the linkage Linkage mounting...
  • Page 172 Lubrication Rear drop side mounting W - 013 W - 014 W - 015 Pic. 19 Upper mounting Pic. 20 Locking / unlocking mechanism Pic. 21 Loading bridge sliding points Tailgate mounting lugs End stop Chassis Stanchion Roller Loading bridge bearing block Hinge screw connection Hinge screw connection, loading bridge Sliding point...
  • Page 173 Lubrication Rear drop side locking / unlocking mechanism W - 016 W - 017 W - 072 Pic. 22 Locking point Pic. 23 Vertical transmission linkage Pic. 24 Horizontal transmission linkage Hook Horizontal linkage Horizontal linkage Bolt Vertical linkage Bearing point Mounting screw connection Mounting screw connection Counter-nut...
  • Page 174 Lubrication Tilting bearings W - 021 W - 022 W - 023 Pic. 25 Tilting bearing ball Pic. 26 Tilting bearing open Pic. 27 Tilting bearing secured Tilting bearing ball, welded on Tilting bearing cup Roller Roller Plug pin inserted and secured ...
  • Page 175 Lubrication Underride protection lock W - 073 W - 074 W - 075 Pic. 28 Underride protection lubrication point Pic. 29 Check the underride protection Pic. 30 Underride protection locked Drill-hole for bolt Underride protection Underride protection Lever Locking bolt Locking bolt Grease nipple ...

  • Page 176: Hydraulic Connections

    Hydraulics Maintaining the hydraulic system Hydraulic connection Maintenance / repair work on the hydraulic system may only be carried out by qualified specialist personnel. Take note of the national regulations, e.g. BGR 237 handling / maintenance / repair of hydraulic components. W - 076 W - 024 W - 024...
  • Page 177 Hydraulics Telescopic cylinder CAUTION Moving / remaining under a loading bridge You can hit your head.  Move carefully when you are under a raised loading bridge - no hurried / quick movements. The loading bridge must be secured with a maintenance brace before carrying out maintenance work.
  • Page 178 Hydraulics W - 028 W - 029 W - 031 Pic. 35 Lower mounting Pic. 36 Loading bridge tipped to the rear Pic. 37 Loading bridge secured Pivot Adjustment screw Securing cord Slew ring Cylinder, extended Elastic cable Lift limitation valve Lifting off-switch Top fastener Lifting adjustment screws...
  • Page 179 Hydraulics W - 077 W - 030 W - 078 Pic. 38 Loading bridge secured Pic. 39 Upper mounting Pic. 40 Loading bridge tipped to the side Lift limitation valve Ball Loading bridge Lifting off-switch Grease nipple Securing cord Adjustment screw, tilting sideways Screw connection Adjustment screw, tilting towards the rear Counter-nuts...
  • Page 180 Mechanical adjustments Switch-off / securing mechanisms The loading bridge must be secured with a maintenance brace before carrying out maintenance / repair work.  Tip the loading bridge to the right / left and to the rear.  Check that the lifting of the loading bridge is stopped by the lift limitation valve.
  • Page 181 Mechanical adjustments Adjusting the tubular drawbar DANGER Inappropriate screw connections used The tubular drawbar may come loose / break - accident risk!  Only use the prescribed screws / nuts and the required number of screws.  Replace corroded / defective W - 079 W - 080 connecting elements.
  • Page 182 Mechanical adjustments Adjusting the drop side lifting spring W - 034 W - 035 W - 036 Pic. 45 Lifting spring tightened Pic. 46 Upper / lower connection Pic. 47 Drop side closed Front wall, top connection Plate with holes Tension spring Tension spring Bolt with split pin / disk...
  • Page 183 Mechanical adjustments Adjusting the central locking mechanism W - 081 W - 019 W - 019 Pic. 48 Check the central locking mechanism Pic. 49 Locking points Clevis mounting on the lever Hook, locked Rods Bolt, secured Counter-nut Drop side Clevis mounting on the rotary linkage Bolt, unlocked W - 020...
  • Page 184 Mechanical adjustments Adjusting the tailgate tension springs W - 082 W - 083 W - 084 Pic. 51 Checking the tailgate Pic. 52 Readjust the tension spring Pic. 53 Checking the tailgate Rods Threaded rod Tailgate, pulled close Clevis mounting on the linkage Nut with counter nut Looking hooks, unlocked Tension spring...
  • Page 185 Mechanical adjustments Setting the tailgate locking / unlocking mechanics W - 085 W - 086 W - 087 Pic. 54 Mechanics, vertical Pic. 55 Mechanics, horizontal Pic. 56 Check the locking / unlocking mecha- nism Linkage, vertical Counter-nut Counter-nut Turnbuckle Hook Clevis mounting with thread Bolt...
  • Page 186 Tyres/wheels Tyre types W - 037 Pic. 57 Wheel/tyre combination Rim (22.5 x 11,75 / 10-hole) Wheels (after selecting the manufacturer: e.g. Continental HTC 160 K / Michelin 160J XYZ) Axle: BPW Axle: SAF Tyre pressure in bar (psi) / maximum load (kg) 6.50 6.75 7.00...
  • Page 187 Tyres/wheels  Regularly check the tyre pressure Tyre pressure / wheel profile Wheel nuts (see Page 185) of all wheels. Only have the tyre installation WARNING Perform the air pressure check when performed by qualified, the tyres are cold specialist personnel! Wheel nuts may come loose (before driving or after a prolonged Wheels may fall off while driving,...
  • Page 188 Tyres/wheels Changing the wheels DANGER WARNING Lack of attention on the road Unsecured trailer You may obstruct the flow of traffic when The trailer could start moving exchanging a wheel - accident risk! and tip over - accident risk! Driving vehicles might hit you! People could be struck by the ...
  • Page 189 Tyres/wheels Securing the trailer Positioning the lifting device Consider this when exchanging wheels: W - 038 W - 039 W - 040 Pic. 58 Wheels / tyres Pic. 59 Securing the vehicle Pic. 60 Positioning the lifting device Technical data Wheel chocks Axle tube, area for the lifting device Axle suspension...
  • Page 190 Tyres/wheels Exchanging a faulty wheel Spare wheel storage Preparing a spare wheel  Prepare the spare wheel. Take note of the following regulations, safety rules and principles during the  Remove the nuts of the faulty wheel.  Get help from another person - maintenance and inspection of spare ...
  • Page 191 Tyres/wheels Aluminium disc wheels Fasteners, cables, cable clamps  Thoroughly clean dirty trailers. Lubricants for hubs  Remove corrosion areas on the Aluminium disc wheels are only fasteners. permitted for the centring  Check the plug-in contacts of the mechanism. electrical connections.
  • Page 192 Braking system Brakes are safety components! – Take note of the German Road Traffic Licensing Regulations (StVZO). Y037243 - (DE - Rev. 011) MÄRZ 2016 – Ensure that main inspections are only performed in approved workshops. – Ensure that the brake system is Produkt Manual regularly inspected and maintained.
  • Page 193 Braking system Adjusting / maintaining the brake linings W - 042 W - 088 W - 089 Pic. 63 Adjusting the air suspension valve Pic. 64 Lubricate the braking system Pic. 65 Clean the shock absorbers / filters Electronic air suspension valve Transmission unit Air suspension valve silencer Transmission linkage...
  • Page 194 Braking system Exchanging the brake linings Cleaning the compressed air filter W - 045 W - 090 Pic. 66 Exchanging the brake linings Pic. 67 Compressed air filter Manoeuvring / parking brake valves Maintenance and repair work for Filter wheel brakes are described in the manufacturer documentation for the respective axle.
  • Page 195 Braking system Compressed air system Compressed air container WARNING Condensed water in the compressed air system The brake system may become faulty or fail.  Regularly drain the compressed air system. W - 046 W - 091 CAUTION Pic. 68 Chassis bottom Pic.
  • Page 196 Braking system Cleaning the coupling heads Disassembly Assembly  Use an Allen key to press the lid  Insert the metal ring with the edge (Pic. 70 /6) into the housing facing downwards into the spring. (Pic. 70 /1) up to the limit stop. Turn ...
  • Page 197 Braking system Cleaning the Duo-Matic coupling W - 050 Pic. 71 Coupling head, dismantled Coupling (socket) Coupling (head) The "brake reserve" Duo-Matic coupling must be regularly cleaned (see page 162).  Clean the sealing surfaces of the coupling head (Pic. 71 /2) and the coupling socket (Pic.
  • Page 198 People could be struck by the trailer and run over. membrane cylinder performed by W - 092  Carefully secure the trailer against Humbaur GmbH or an authorised Pic. 72 Membrane brake cylinder workshop. rolling by using the wheel chocks. Accumulator parking brake Rear axle ...
  • Page 199 Emergency release device for the accumulator parking accumulator Emergency release device Releasing the parking brake Deactivate the emergency release function W - 055 W - 056 W - 054 Pic. 74 "Keyhole" Pic. 75 Release the spring Pic. 73 Accumulator brake membrane cylinder Release screw Washer...

  • Page 200: Light Bulbs

    Electrical system Lighting allocation plan CAUTION NOTICE WARNING Short-circuits in the electrical Pollution during the installation Insufficient lighting system Electrical elements, lights may be Increased accident risk due to failure of Persons may suffer burns. polluted during the installation by vehicle lighting.
  • Page 201 Electrical system Lights Function DIN / type Socket Power (W) Side marker lights / reflector light (orange) 12 V = 0.5 / 24 V = 1.1 Position lamp (white) 12 V = 0.6 / 24 V = 1.3 Tail lights "24 V - standard" Indicator light P21W Ba15s...
  • Page 202 Electrical system Exchanging light bulbs Tail light "24 V - standard"  Remove the 4 fastening screws (Pic. 76 /3).  Remove the outer lens (Pic. 76 /1). Deposit it in a safe place.  Clean the inside of the housing as required.

  • Page 203: Side Light

    Electrical system Side light W - 060 W - 061 W - 059 Pic. 78 Remove the rubber sleeve Pic. 79 Replacing the bulb Pic. 80 Pull on the rubber sleeve Rubber sleeve coating Bulb Light fixture Light fixture Socket Rubber sleeve coating Screw connection ...
  • Page 204 Electrical system Tail light "LED" W - 063 W - 063 W - 064 Pic. 81 Tail light "LED" 12 V Pic. 82 Rear lights, fastening Trunk Screw connection, trunk Screw connection, tail light Connection cable  Loose the relevant screw connection The LED light fixtures must be (Pic.
  • Page 205 Electrical system Licence plate light "LED" Licence plate light "Standard W - 065 W - 066 Pic. 83 Number plate light Pic. 84 Number plate light 24 V Fastening screw Fastening screw LED light Housing Lens Light (Soffite) A faulty LED light must be completely replaced.
  • Page 206 Electrical system Side marker lights Position lamps Reversing lights W - 093 W - 094 W - 095 Pic. 85 Marker light, side Pic. 86 Position lamp, front Pic. 87 Light, rear Fastening screw Fastening screw Fastening screw LED light (orange) LED light (white) LED light (white) A faulty LED light must be completely...
  • Page 207 W - 096 lacquer surface). Pic. 88 Lettering – Trailers that were already exposed to HUMBAUR trailers and superstructures humidity (snow, rain, fog) must be are painted with air-drying 2K acrylic dried in a temperature-controlled hall lacquers.
  • Page 208 Cleaning / care Requirement Life span and functionality of the trainer WARNING CAUTION depend on how often and how intensively you clean your trailer and how Cleaning / care products may Stepping on the trailer / cargo the different materials, surfaces and be poisonous components are maintained.
  • Page 209 Cleaning / care  Do not handle hydraulic hoses with Environmental protection NOTICE petroleum ether, benzene, petrol and measures mineral oils. Use of corrosive cleaning agents Only use water to remove adhering RISK to the environment! The surfaces / materials may be dirt.
  • Page 210 Cleaning / care High-pressure cleaner Cleaning the aluminium disc Please consider the following points NOTICE when cleaning with a high-pressure wheels cleaner: Cleaning with a high-pressure  Regularly wash the aluminium disc cleaner! wheels, particularly after activities Components / surfaces that are directly such as: ...
  • Page 211 Cleaning / care Trailer materials W - 097 Pic. 89 Materials / surfaces Steel, painted / coated The trailers are assembled from various Rubber (hoses) materials. Steel, galvanised Always take note of the specific features Plastic for care of the materials / surfaces. Soft rubber PVC (tarpaulin) Aluminium, anodised / painted...
  • Page 212 Cleaning / care  Apply zinc protection (zinc spray) to Galvanised steel surfaces Painted and powder-coated steel the affected areas. surfaces Galvanised surfaces / components  Seal the surfaces with wax as (e.g. chassis, tow bar) must first oxidise Painted surfaces / components required.
  • Page 213 Cleaning / care Aluminium Rubber parts / seals Aluminium components / profiles with an Rubber parts such as elastic rubber anodised coating offer optimal protection hoses, seals, sealing joints made of PU against corrosion. adhesive / sealing material, e.g. doors, Anodised aluminium surfaces are hard / lids, flaps, vent windows, cargo bed, etc.

  • Page 214: Loading

    Cleaning / care Cleaning of the chassis / loading bridge W - 098 Pic. 90 Cleaning the chassis / loading bridge  Tilt the loading bridge down  Allow the loading bridge / chassis to Loading bridge Telescopic cylinder (Pic. 90 /1) towards the side and the dry completely after cleaning work.
  • Page 215 Cleaning / care Cleaning the superstructure / cargo bed W - 099 Pic. 91 Cleaning the superstructure / cargo bed  Clean the cargo bed (Pic. 91 /1) and  Free the locking points of the drop Cargo bed Underride protection the underride protection (Pic.
  • Page 216 Disposal Disposing of operating materials Waste oil / lubricants Electrical and electronic scrap Waste oil, lubricants, cooling agents and refrigerants, fuel and batteries are waste types  Dispose of electrical and electronic that require monitoring.  components at the local recycling Waste oil, grease, oily centre rags, and hoses must be drained into...
  • Page 217 Disposal Decommissioning the trailer Disposing of the trailer  Secure your trailer against  Bring the complete trailer to a car/ unauthorised use by third parties, e.g. vehicle recycling facility. by securing the power supply against The specialists at the car/vehicle switching on.
  • Page 218 Disposal 216 Inspection, care and maintenance...

  • Page 219: Troubleshooting

    Troubleshooting...
  • Page 220 Intense heat development and WARNING rectified to the extent that the next toxic gases caused by service station of Humbaur GmbH can Improper troubleshooting burning paint and plastic be reached. Improper troubleshooting can cause...
  • Page 221 821 24929 100 fax.:+49 821 24929 540 Online, email, phone www.humbaur.com email: service@humbaur.com info@humbaur.com Contact parts logistics tel.: +49 821 24929 0 Humbaur Service Partners fax.:+49 821 24929 200 can be found at www.humbaur.com under Dealers/Service/Repairs email: parts@humbaur.com Troubleshooting 219...
  • Page 222 Loading / road handling Fault Possible causes Remedy The trailer tends to pull to the right or to The load is not evenly distributed. Distribute the load evenly. left when driving. The tyre pressure is uneven. Adjust the tyre pressure for all wheels. - The load is inadequately secured and Evenly distribute the load and shifts gradually while driving.
  • Page 223 Loading / road handling The trailer rattles as you drive. - The cables / hoses are coming loose. Faults must be repaired by a specialist workshop. - The roll-up tarpaulin has not been Close and secure the roll-up tarpaulin. secured and is moving. - The sliding roof is not properly closed / Completely close the sliding roof and locked.
  • Page 224 Braking system Fault Possible causes Remedy Brake does not release properly. - The brake is incorrectly adjusted. Faults must be repaired by a specialist - The brake shoe retaining spring is worn. workshop. - The brake shaft has jammed (drum brake).
  • Page 225 Electrical system / automatic lowering system Fault Possible causes Remedy Cabling / switches. - Connections loose or dirty. Clean the connections. - Cable broken or terminals damaged. Faults must be repaired by a specialist workshop. Lighting does not work. - Light is faulty. Replace the bulb.

  • Page 226: Spindle Support

    Axles / air spring system Fault Possible causes Remedy The trailer squeaks while driving / - Bearing setting too lose or too firm. Faults must be repaired by a specialist worn bearings. - Foreign body in axle bearing. workshop. - Inadequate lubrication of the axles. Lubricate the axles in accordance with the axle manufacturer's instructions.

  • Page 227: Telescopic Cylinder

    Hydraulics Fault Possible causes Remedy The telescopic cylinder is losing oil. - A line or screw connection in the Have the line / screw connection replaced hydraulic system is faulty. in a specialist workshop. - A screw connection in the hydraulic Tighten the screw connection.

  • Page 228: Drop Side Lifting Spring

    Rear drop side / side drop sides Fault Possible causes Remedy The rear drop side does not close - The locking mechanism is maladjusted. Adjust the locking mechanism. properly. - There are foreign bodies in the sealing Remove the foreign bodies. edge of the rear drop side, e.g.
  • Page 229 We wish you a pleasant & safe journey! NOTES: ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________...
  • Page 230 All specifications are approximate values and relate to a series vehicle without accessories. Printed in Germany · Reprint prohibited · Illustrations similar, some trailers show special equipment Photos Humbaur GmbH, fotolia.de Article No. 007.00188 · Version: 07/ 2019 MACHT’S MÖGLICH...

This manual is also suitable for:

Htk 195024

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