Humbaur HS Series Operating Instructions Manual

Construction machine transporter, flat bed 5 t - 10.9 t

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Operating Instructions

Construction machine transporter

Flat bed HS (5 t - 10.9 t)

humbaur.com

Series 10000

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Summary of Contents for Humbaur HS Series

Page 1 Operating Instructions Construction machine transporter Flat bed HS (5 t - 10.9 t) humbaur.com Series 10000...
Page 5 Ensure that the operating manual is vehicle and its modules. The manufacturer reserves the right to included when the trailer is sold, for Humbaur GmbH accepts no liability for correct errors and make technical example. any damage, injuries or malfunctions...
Page 6 Contents of this operating manual Identification Dimensions, weights and performance data can be found in the trailer's registra- tion documents. Vehicle type Version  HS - Flat bed (GG 5 t); upright ramp planks; with support wheel HS 504020 BS HS - Flat bed (GG 5 t);...
Page 7 The chapter entitled "General and provides contact details for information" starting on page 23 provides Humbaur's service team. 6 Electrical system information on vehicle identification. In the chapter "Electrical system", 3 Operation...
Page 8 Contents of this operating manual...
Page 9 Painted or powder-coated steel surfaces Consumables Brake system Disposal Troubleshooting PVC/synthetic fabric Lubricating grease Rubber/seals Contact Wooden components Humbaur Service Partners Care Cleaning coupling heads Parts logistics Central lubrication Cleaning line filter Technical customer service Chapter Cleaning the Duo-Matic coupling Contact assignment...
Page 10 Driving off General information Duo-Matic Duo-Matic Red (supply line) Yellow (brake) Handling plugs Curtain High-pressure cleaners Electrical system Cleaning Humbaur Service addresses Maintaining Troubleshooting Diagnosis connection for EBS/ABS Emergency release device Identification Disposal Brake Intended use Batteries Environmental pollution Tyres...
Page 11 Peripheral light Rotatable towing eye Lighting Terminal diagram Spindle parking brake Mechanical components Lighting system Support wheel Peripheral light standard 24 V Lighting terminal diagram Swivel support Rear lights Lights towing eye Service brake system Load centre Side marking lights Load definition Support equipment Maintaining compressed air system...
Page 12 Operating manual instructions Pressure level Sockets Operating service brake Prohibition signs Standard activation (from 19t) Push-in slats (curtain structure) Sources of danger activation (up to 13t) Putting lifting device into position Spare wheel holder deactivation (from 19t) on the front wall deactivation (up to 13t) Spare wheel storage Quick-release coupling (Duo-Matic)
Page 13 Standard with peripheral light 24 V Tail lights with peripheral light (optional) Uncoupling lines Manual Testing Underrun guard Tightening torques Unloading For bolted connections Toolbox Proper Traction test Reasonably foreseeable misuse Trailer Disposal Securing Vehicle identification number Taking out of operation Trailer materials Troubleshooting Warning sign...
Page 15 MACHT’S MÖGLICH Safety...
Page 16 The operator/user of the trailer is the HUMBAUR vehicle itself or to other – Operation only in the range of the obligated to regularly care for/clean the property. total permitted payload trailer as well as perform maintenance.
Page 17 – Driving with open structures (e.g. manufacturer: vehicle versions are necessary (e.g. platform gates, curtains, doors, lids, Humbaur GmbH chemical substances) toolbox, side guards, etc.) Mercedesring 1 – Loading with exceeded payload – Unauthorised maintenance/repair of 86368 Gersthofen (Germany) –...
Page 18 620.00127 Fig. 1 Warning panel on the trailer In the event of non-compliance with any of the above or failure to provide the results of a traction test, any warranty claims made against Humbaur GmbH will be invalidated. 12 Safety...
Page 19 – The original parts or the conversion parts/accessories approved by – approvals have been granted by Humbaur GmbH being replaced by public authorities. other components. – Subsequent alterations have been made to the trailer (e.g. new holes made in the frame or existing bore holes enlarged).
Page 20 Unauthorised modifications to the trailer or built- Natural wood blemishes and unevenness are on accessories not approved by Humbaur GmbH normal for this natural material and can show on will invalidate the warranty. Non-observance of the surface.
Page 21 Defects that can be traced back to the conse- If the service intervals are not observed, quence of a repair carried out by a non-approved including those for Humbaur-fitted parts such as workshop. axle, brake, overrunning equipment, hydraulic Defects that can be traced back to structural systems, etc.
Page 22 Personnel qualifications HUMBAUR vehicles and bodies and their operating components may only be used and maintained by personnel who have received instruction with regard to: – This operating manual – The trailer with the associated towing vehicle – The suppliers' operating and maintenance manuals –...
Page 23 Check, adjust and secure before every journey. Sources of danger It is essential that you are aware of the – Use of wheels with incorrect wheel following source of danger: offset, unilateral runout or centrifugal imbalance. – Coupling and uncoupling of a trailer: –...
Page 24 Check, adjust and secure before every journey. In the chassis frame area – Observe the permissible total weight Around the vehicle body Important general information: – Crank up the support wheel and Close and secure all vehicle body secure it components, such as: –...
Page 25 Safety instructions Signal words Text emphasis General mandatory sign. DANGER Indicates information that has to You will find the following symbols in be heeded and complied with for Indicates an immediate danger front of some lines or paragraphs in the safe use.
Page 26 Safety instructions Warning signs used The following warning signs can be used Risk of crushing injuries! Risk of chemical burns! in this manual and on the product. For limbs such as: Escaping battery acid. hands/fingers/feet Heed these warning signs and proceed with particular caution.
Page 27 Personal protective equipment/rules and prohibited activities Personal protective equipment Instruction signs Wear the prescribed personal protective Keep to and heed the following rules and equipment (PPE) for all the work prompts for all the work described in this described in this manual. manual.
Page 28 Personal protective equipment/rules and prohibited activities Prohibition signs Other important pictograms Heed these prohibited activities. Observe the following pictograms for correct disposal as well as first aid in the Climbing up prohibited case of emergency. Reaching in prohibited Problem waste! Disposal with domestic waste not allowed.
Page 29 MACHT’S MÖGLICH General information...
Page 30 Product description HS 5 t / 6.5 t HS 8.9 / 10.5 /10.9 t I - 001 Fig. 1 Side view 24 General information...
Page 31 Product description I - 002 Fig. 2 Rear view General information 25...
Page 32 Product description I - 003 Fig. 3 HS for mill conveyor transport 26 General information...
Page 33 Product description HS specifications Tube drawbar with towing eye Park console for compressed air The HS flat bed is a sturdy construction connections: Supply, brake machine transporter with a height- Park console for power supply: adjustable tube drawbar. Electrical system, (EBS) Support wheel HS as a 5 t / 6.5 t tandem trailer is Side guard...
Page 34 Various models/accessories Spare wheel Steep plate toolbox Plastic toolbox I - 005 I - 006 I - 010 Fig. 5 Spare wheel holder on the front wall Fig. 7 On the side wall Fig. 9 On the front wall Multi-function rear lights Support frame Service brake release valve I - 007...
Page 35 Various models/accessories park warning sign Rotating light Working light I - 014 I - 012 I - 015 Fig. 11 Front and at the rear Fig. 13 Slot-in Fig. 15 Rear at the post Roof bow/curtain structure Slot-in gate Duomatic coupling I - 009 I - 013 I - 016...
Page 36 Various models/accessories Voltage transformer Conveyor belt carrier Loading platform, sloping I - 017 I - 019 I - 021 Fig. 17 ABS converter 24 V / 12 V Fig. 19 Mounted on the tube drawbar Fig. 21 Wooden planks (spruce, 40 mm) Steel safety tread floor plate, Compressed air brake console Swivel towing eye...
Page 37 Item Explanation specified. The VIN number must be legible during the entire 1-3= International code for lifetime of the trailer. Humbaur GmbH 4-9= Filler character chosen by manufacturer I - 009 10-17= Sequential numbering Fig. 23 Vehicle front Tab. 1 Example - VIN number...
Page 38 Vehicle identification number 32 General information...
Page 39 MACHT’S MÖGLICH Operation...
Page 40 General Towing eye NOTICE Exceeding the permissible tilt angle max. 20° When driving over slopes and descents, the maximum permissible inclination angle of the towing eye and pin coupling max. 20° can be exceeded. Trailer, towing eye, and pin coupling can be damaged.
Page 41 Stability Folding support NOTICE Loss of stability during loading and unloading The rear axle and the chassis can get damaged/overloaded.  Before loading/unloading the trailer, check that the folding supports are lowered and locked - they stabilise the trailer and relieve the axle. B - 003 Fig.
Page 42 Stability B - 004 Fig. 4 Driving the trailer Max. values/load bearing capacity WARNING Max. ramp angle 30% (16.5°) Overloading ramps Single-axle vehicles 1700 daN (Kp) The ramps can become deformed. Dual-axle vehicles: The vehicle can fall/tip over - risk B - 005 Axle load distribution 40% to 60% of striking/crushing!
Page 43 Loading and unloading Preparation Procedure: WARNING  Place the trailer on firm ground to Limited visibility prevent it from sinking in or toppling When driving in reverse, over. persons could be overlooked  Secure the trailer from rolling away. and run over. ...
Page 44 Loading and unloading Loading and unloading drawbar, chassis and toolboxes. WARNING WARNING Dirty/wet loading platform  Use The loading platform can get Loading/load-securing slippery due to dirt, water or ice -  Only enter the loading platform elements on the loading risk of falling! through the areas provided for this platform...
Page 45 Loading and unloading WARNING Shifted loading goods There is an increased risk of injury during loading and unloading. This can result in cutting and crushing injuries.  Wear Operation 39...
Page 46 Loading and unloading After loading The body must be completely WARNING Prerequisites for safe driving closed during the drive. with trailer: Driving with support equipment not folded up and not secured DANGER  Comply with the total weight, axle The support equipment (geared support loads, static drawbar load.
Page 47 Load distribution/max. weight Permissible weights and load distribution B - 009 B - 008 Fig. 7 Load definition HS 50xxxx, HS 65xxxx Fig. 8 Nameplate/weight specifications S Drawbar load Total weight A1 Axle load - 1st axle Drawbar load(S) A2 Axle load - 2nd axle Try for a uniform weight distribution even Axle load - 1st axle Axle load - 2nd axle...
Page 48 Load distribution/max. weight Permissible weights and load distribution B - 007 B - 010 Fig. 9 Load definition HS 89xxxx, HS 10xxxx Fig. 10 Nameplate/weight specifications S Drawbar load Total weight A1 Axle load - 1st axle Drawbar load(S) A2 Axle load - 2nd axle Axle load - 1st axle Axle load - 2nd axle Axle group weight...
Page 49 Connection element: towing eye General In order to connect the trailer to a towing DANGER machine, a towing eye is attached to the tube drawbar. Damaged connection element A towing eye with The trailer could detach from the towing D40 mm is installed by default. machine during the drive - risk of accident! A towing eye with D50 mm can be...
Page 50 Connection element: towing eye Possible versions of towing eye Checking connection element  Do regular visual inspections of the towing eye (see Maintenance section from page 172).  Only allow a qualified specialist to carry out repair work on the towing eye.
Page 51 Connection element: towing eye Rotatable towing eye (option) The rotatable towing eye can be used for coupling varieties on the towing machine with diameter D40 mm or D50 mm. The rotatable towing eye is secured with the following mounting elements: –...
Page 52 Connection element: towing eye Releasing Rotating B - 017 B - 019 B - 018 Fig. 16 Towing eye locked at bottom Fig. 18 Rotating the towing eye Fig. 17 Removing fastening bolt Wing nut Fastening bolt Spacer sleeve Bracket Shim rest ...
Page 53 Connection element: towing eye Securing Securing towing eye (D50) B - 020 B - 021 B - 022 Fig. 19 Towing eye D50 locked at bottom Fig. 20 Securing the towing eye D50 at Fig. 21 Towing eye D50 secured bottom Fastening bolt Bracket...
Page 54 Connection element: towing eye Securing towing eye (D40) B - 023 B - 024 B - 025 Fig. 22 Towing eye D40 locked at top Fig. 23 Securing towing eye (D40) Fig. 24 Towing eye D40 secured Fastening bolt Wing nut Bracket Spacer sleeve Towing eye (D40)
Page 55 Connection element: towing eye Incorrectly secured towing eyes NOTICE Incorrectly securing the towing eye The towing eye bushing may be damaged - premature wear.  Secure the towing eye properly.  Insert the fastening bolt only in the pockets of the bracket - not directly on the towing eye.
Page 56 Connecting trailer to the towing vehicle/detaching from the towing vehicle Connecting the towing vehicle to the WARNING WARNING trailer and detaching the trailer from the towing vehicle are two of the most Rolling towing vehicle Allowing trailer to run up dangerous procedures when operating There is risk of crushing Coupling/joining the trailers on a...
Page 57 Coupling Available versions of Pin couplings B - 028 B - 029 B - 030 Fig. 27 Manual Fig. 28 Electrical Fig. 29 Pneumatic Operating lever Electric motor Control system Catcher Control display You will find information on using The pin is operated purely manually In addition, the state of the coupling the pin coupling in the using the operating lever.
Page 58 Coupling Preparation B - 031 Fig. 30 Coupling trailer  Before coupling for the first time, - Does the position of the drawgear on check that the towing vehicle - trailer the trailer and the height of the pin connection is permissible. coupling match so that the towing eye is horizontal on flat surfaces in the coupled state?
Page 59 Coupling Coupling B - 032 B - 033 B - 034 Fig. 31 Spindle parking brake Fig. 32 Actuate the parking brake Fig. 33 Wheel chocks positioned (for HS with compressed air brake ) Securing cable with hook Wheel chock Crank Spring-loaded parking brake (red) Service brake release valve (black)
Page 60 Coupling B - 035 B - 036 B - 037 Fig. 34 Height equalisation/alignment Fig. 35 Height equalisation (HS 89xx,10xx) Fig. 36 Driving up Tube drawbar - height Geared support winch foot towing eye Geared support winch Crank Pin coupling (catcher) Central axis ...
Page 61 Coupling B - 038 B - 040 Fig. 37 Height adjustment of the draw pipe Fig. 39 Incorrect height adjustment Crank towing eye Securing cable Pin coupling (catcher) Draw pipe Central axis  Set the height so that the towing eye ...
Page 62 Coupling B - 041 Fig. 40 Coupling towing eye Pin coupling (catcher) Central axis  Open the pin coupling (Fig. 40/2). If the pin coupling does not engage:  Apply the towing vehicle parking brake.  Leave the danger area between the You can run the height position of the towing vehicle and trailer.
Page 63 Coupling After coupling B - 042 Fig. 41 Create connection Brake line (yellow) Supply line (red) Lighting cable EBS / ABS cable  Connect the lines in the following  Move the support equipment up  If necessary: order to the towing vehicle: (see from page 72).
Page 64 Uncoupling Uncoupling B - 043 Fig. 42 Correctly coupling trailer Procedure:  Plug the line heads into the respective WARNING parking socket or place the lines  Apply the trailer parking brake and the securely on the tongue. Improperly coupled trailer towing vehicle parking brake.
Page 65 Check before departing and when parking Departure check Check when parking – The trailer is properly coupled. – The trailer is properly uncoupled. – Brake and supply lines are – Screw parking brake/spring-loaded connected. parking brake is actuated. – Electrical lines and & EBS cable are –...
Page 66 Driving in a pair When driving in a pair, note the following B - 044 Fig. 43 HTBDF while driving Total height  Before driving through underpasses Pay special attention to: and tunnels, pay attention to the  If applicable, measure the total height –...
Page 67 MACHT’S MÖGLICH Operation of the chassis...
Page 68 Controls F - 001 F - 003 F - 005 Fig. 1 Controls - front (HS 50xx, HS 65xx) Fig. 3 Controls - left side in direction of travel Fig. 5 Controls - rear Height adjustment of the draw pipe Side guard Wheel chock Support wheel...
Page 69 Service brake system General The Humbaur GmbH braking system is WARNING an electronic braking system (EBS) and complies with Directive ECE R13. EBS connection cable not connected The automatic braking force regulation is Driving without one of these out of operation, the wheel could block connectors and/or driving during braking.
Page 70 Service brake system CAUTION Coupling/uncoupling lines You can crush your fingers in the connection points.  Screw or unscrew the coupling heads carefully.  Always pull at the coupling head, not at the hose. F - 007 Fig. 9 Connections parked Supply line (red) Brake line (yellow) DANGER...
Page 71 Service brake system Coupling Uncoupling F - 010 F - 008 F - 009 Fig. 13 Uncoupling Fig. 11 Coupling Fig. 12 Uncoupling Parking sockets for coupling heads "Brake" coupling head (yellow) "Supply" coupling head (red)  Disconnect "Supply" coupling head ...
Page 72 Service brake system Operating the service brake for manoeuvring A coupled trailer, but without connected WARNING WARNING lines, can be manoeuvred by releasing the service brake. Deactivating service brake Parking trailer only with with release valve activated service brake The trailer is automatically braked with the service brake by venting the supply The trailer may start moving The service brake function may...
Page 73 Service brake system Service brake deactivation Service brake activation F - 012 F - 011 Fig. 14 Releasing service brake Fig. 15 Service brake in drive position Release valve, pressed in Release valve, pulled out  Press the release valve (Fig. 14/1). ...
Page 74 Service brake system Compressed air brake console (optional) Service brake deactivation Service brake activation F - 013 F - 014 Fig. 16 Releasing service brake Fig. 17 Service brake in drive position Release valve (black) pressed in Release valve, pulled out ...
Page 75 Duo-Matic quick-release coupling (option) Operating the quick-release Removing Coupling coupling Humbaur GmbH vehicles can be optionally equipped with the Duo-Matic automatic quick-release coupling system. With this type, the supply and brake lines are always connected or disconnected at the same time, due to their design and construction.
Page 76 Duo-Matic quick-release coupling (option) Uncoupling Parking F - 017 Fig. 20 Duo-Matic, uncoupled Fig. 21 Duo-Matic, parked Handle End cap, Duo-Matic coupling Quick-release coupling on the towing Securing chain with spring pin vehicle Duo-Matic coupling head  Pull the handle (Fig. 20/1) of the Duo- ...
Page 77 Support equipment on the drawbar Geared support winch (for HS 8.9 t / 10.5 t / 10.9 t) Always remember: WARNING – The geared support winch may only Driving with lowered support feet be operated with the crank handle. The support equipment can touch down –...
Page 78 Geared support winch Operating the geared support winch Activating low gear Unlocking/lowering Retracting/securing F - 042 F - 043 F - 044 Fig. 23 Unlocking crank handle Fig. 24 Switching on low gear Fig. 25 Support foot retracted Securing cable Crank handle Crank handle Crank handle...
Page 79 Fully-automatic support wheel Support wheel (for HS 5 t / 6.5 t) The support wheel supports the trailer when it is in the uncoupled state. The fully-automatic support wheel is raised/lowered using the crank. WARNING CAUTION Driving with lowered support wheel Manoeuvring with lowered support wheel The support wheel can touch down on...
Page 80 Fully-automatic support wheel Raising support wheel F - 046 F - 047 F - 048 Fig. 27 Unlocking crank Fig. 28 Cranking up support wheel Fig. 29 Crank/support wheel in drive position Crank handle Snap catch Console Collar Support wheel Support wheel, parked ...
Page 81 Fully-automatic support wheel Lowering support wheel F - 049 F - 050 F - 051 F - 051 Fig. 30 Crank down support wheel Fig. 31 Crank secured Fig. 32 Crank secured  Fold in the crank and secure it. ...
Page 82 Semi-automatic support wheel Support wheel (for HS 5 t / 6.5 t) The semi-automatic support wheel can be installed as an alternative to the fully- automatic support wheel for HS trailers. WARNING CAUTION Driving with lowered support wheel Manoeuvring with lowered support wheel The support wheel can touch down on the road during the journey and rip off -...
Page 83 Semi-automatic support wheel Raising support wheel F - 061 Fig. 34 Support wheel raised / secured The support wheel cannot be  Fold out the crank (Fig. 33/5).  Crank anti-clockwise until the support raised until the trailer is coupled Press against the spring.
Page 84 Semi-automatic support wheel Lowering support wheel F - 062 Fig. 35 Support wheel raised / secured The support wheel must be  Fold out the crank (Fig. 33/5).  Crank anti-clockwise until the support lowered before uncoupling the Press against the spring. wheel (Fig.
Page 85 Folding supports on chassis Operating folding supports The right and left folding supports are attached to the rear of the trailer. The folding supports stabilise the trailer during the loading/unloading of vehicles. F - 053 F - 052 Fig. 36 Folding support in drive position Fig.
Page 86 Folding supports on chassis WARNING CAUTION Loading/unloading without Handling the folding supports folding supports retracted Danger of fingers/hands being Loading/unloading of loading crushed between the chassis vehicles without folded down and folding supports. support feet can lead to loss of ...
Page 87 Folding supports on chassis Folding out Adjustment F - 054 F - 055 F - 056 Fig. 38 Folding out the folding support Fig. 40 Adjusting levelling foot Fig. 39 Folding support folded out Levelling foot Levelling foot Socket pin with guide Socket pin Folding support Spring pin...
Page 88 Folding supports on chassis Folding in Checking the position F - 057 F - 058 F - 059 Fig. 41 Support feet adjusted Fig. 42 Folding in folding support Fig. 43 Drive position Distance to ground (approx. 3-5 cm) Spring bar Spring bar, snapped in Folding support Socket pin, inserted/secured...
Page 89 Spindle parking brake Operating the screw parking brake Application F - 020 Fig. 45 Applying the screw parking brake F - 019 Crank Fig. 44 Screw parking brake secured in drive position Front wall / chassis Securing cable with hook Crank ...
Page 90 Spindle parking brake Releasing Securing in park position F - 021 Fig. 46 Screw parking brake secured Crank Securing cable with hook Compression spring  Press the crank (Fig. 46/1) against the compression spring (Fig. 46/3).  Turn the crank (Fig. 46/1) at the same time so the pin (Fig.
Page 91 Spindle parking brake Securing in the drive position F - 022 F - 023 Fig. 47 Releasing the screw parking brake Fig. 48 Screw parking brake secured Crank Crank Securing cable with hook  Release the hook (Fig. 46/2) from the ...
Page 92 Spindle parking brake WARNING Driving with unsecured crank The crank may be ripped off during driving - risk of striking!  Check before driving that the crank is secured with the securing cable. 86 Operation of the chassis...
Page 93 Spring-loaded parking brake (Option) Operating the spring-loaded parking brake The spring-loaded parking brake is Securing trailer Brakes pneumatically controlled and is applied via the spring-loaded diaphragm brake cylinders. If spring-loaded parking brake is engaged and released several times, the pressure in the system sinks. If the pressure falls under 5.2 bar, the spring- loaded parking brake can no longer be released using the operating element.
Page 94 Spring-loaded parking brake (Option) F - 024 Fig. 50 Operating point Spring-loaded parking brake (red)  Pull out the spring-loaded parking brake (Fig. 50/1). This brakes the trailer. Releasing  Press the spring-loaded parking brake (Fig. 50/1). The trailer is unbraked. 88 Operation of the chassis...
Page 95 Compressed air tank Pressure level in the compressed air tank The compressed air conveyed via the When the pressure in the tank drops supply line from the towing vehicle to the below approx. 3 bar, the trailer braking trailer (up to 10 bar) has a maximum valve automatically switches to the operating pressure of 8.5 bar (depending braking position, the wheel brakes are...
Page 96 Draining the compressed air tank Compressed air tank On trailers fitted with manual CAUTION drainage valves, the tanks must be regularly drained and leaking Working under the trailer drainage valves must be You could hit your head. replaced. With automatic water drain valves, ...
Page 97 Underrun guard Underrun guard F - 025 Fig. 53 Rear of the trailer Driving with a deformed/ Underrun guard damaged underrun guard is not The underrun guard (Fig. 53/1), a safety allowed. component, prevents vehicles from being pulled under the chassis in the event of an accident.
Page 98 Side guard (Side guard) General The side guard is used as approach DANGER protection. Driving with damaged side guard It is located on the sides of the trailer and is a legally required safety component. This does not provided sufficient side approach protection.
Page 99 Wheel chocks General The wheel chocks serve to secure the Using wheel chocks WARNING trailer when it is parked. Parking trailer on a slope Wheel chocks can be attached to different parts of the trailer, depending on The service brake can give way the version and the optional equipment and the trailer starts moving - of the trailer.
Page 100 Using wheel chocks Wheel chocks Removing  Press down the retaining spring (Fig. 56/2) from the chock.  Pull the chock (Fig. 56/1) out of the holder. Attachment & securing  Insert the chock fully into the holder (Fig. 56/3). F - 030 The retaining spring (Fig.
Page 101 Spare wheel storage Using spare wheel Optionally, a spare wheel can be carried WARNING WARNING in a basket under the chassis for vehicle versions with single tyring. Unsecured spare wheel Working under the trailer You must observe the local The spare wheel can fall during the This can result in striking and regulations, safety rules and journey - risk of injury!
Page 102 Spare wheel storage Spare wheel on the front wall Removing  Unscrew all 4 nuts (Fig. 58/2). Hold the spare wheel firmly in the process.  With a second person helping, remove the spare wheel from the bracket (Fig. 58/3). If necessary, use an auxiliary aid for this purpose.
Page 103 Toolbox (option) General Using sheet metal box A closable toolbox is available as an option. The location depends on the other equipment on the trailer. The toolbox is used to stow tie-down straps, tools, cleaning utensils, etc. The toolbox is not waterproof. WARNING F - 034 Fig.
Page 104 Toolbox (option) Opening Closing F - 037 F - 040 Fig. 63 Toolbox open Fig. 64 Toolbox, secured Lid, unfolded Lid, closed Lock, unfastened Lock, fastened  Remove the cover (Fig. 62/3) from the  Close the lid. lock cylinder and close the lid ...
Page 105 Toolbox (option) Using plastic box Open / close F - 038 F - 039 Fig. 65 Plastic box, closed Fig. 66 Plastic box, open Spring pin Karabiner/padlock The plastic box can be secured with  Unlock the lid (Fig. 66/1). various locks, e.g.
Page 106 Park warning sign (option) General The parking warning panels can be Handling the park warning sign installed at the front and rear of trailer in the direction of travel. These make it easier to see/identify the parked trailer. WARNING Driving with parking warning panels F - 032 extended F - 033...
Page 107 MACHT’S MÖGLICH Operation body...
Page 108 General notes The construction mainly consists of: WARNING – Floor / loading platform Unsecured/shifted load – Platform gates Loads can fall out of the trailer when the body is opened - risk of – Front platform gate crushing/striking! – Roof bow/high curtain ...
Page 109 Folding supports on ramps Operating folding supports The folding supports are attached WARNING directly to the ramps of the trailer. Loading/unloading without The folding supports stabilise the trailer folding supports retracted during the loading/unloading of vehicles. Loading/unloading of loading vehicles without folded down support feet can lead to loss of stability.
Page 110 Folding supports on ramps Folding out Adjustment A - 013 A - 014 A - 015 Fig. 3 Folding out the folding support Fig. 5 Adjusting levelling foot Fig. 4 Folding support folded out Spring bar Levelling foot Socket pin Spring pin ...
Page 111 Folding supports on ramps Folding in Checking the position A - 016 A - 017 A - 018 Fig. 6 Support feet adjusted Fig. 7 Folding in folding support Fig. 8 Drive position Distance to ground (approx. 3-5 cm) Spring bar Spring bar, snapped in Folding support Folding support, folded up...
Page 112 Drive-up ramps General The ramps come in different versions: WARNING WARNUNG – Steel ramps with different linings, Opening drive-up ramp e.g.: Grating, spruce wood floor Schwenkende Rampe! latches Treffgefahr im Schwenkbe- – Aluminium ramps Fingers and hands may be reich der Rampen. crushed between drive-up –...
Page 113 Drive-up ramps A - 001 A - 002 Fig. 10 Operating drive-up ramps Fig. 11 Walking on drive-up ramps A - 003 WARNING CAUTION Fig. 12 HS with aluminium ramps Positioning the drive-up Walking on drive-up ramps ramps Drive-up ramps may be dirty and Ramp (aluminium) Hands may be crushed between wet.
Page 114 Drive-up ramps A - 005 A - 006 Fig. 13 HS with steel ramps, Fig. 14 HS with steel ramps, Fig. 15 HS with wide steel ramps, with gas pressure spring support with gas pressure spring support with gas pressure spring support Ramp (steel with wood covering) Ramp (steel with grating) Ramp (steel with wood covering)
Page 115 Drive-up ramps A - 008 A - 007 Fig. 16 HS with wide steel ramps, Fig. 17 HS with split ramps, with suspended lifting gear with gas pressure spring support Ramp (steel with grating) Lock Handles Ramp section Folding support Support foot Rotary lever latch for ramp section Lifting gear, dual...
Page 116 Drive-up ramps Unlocking the drive-up ramps - 009 A - 010 A - 011 Fig. 18 Drive-up ramps with Fig. 19 Unlocking the securing latch Fig. 20 Closing the securing latch securing latch Gudgeon Gudgeon, released Gudgeon Lock safeguard Securing latch Catches Lock lever Latch handle...
Page 117 Drive-up ramps Moving drive-up ramps The ramps can be adjusted infinitely by hand with the side handles. The tyres of the vehicle to be transported must drive centrally onto the ramps. The ramps must be adjusted in the vertical position. A - 019 A - 020 Fig.
Page 118 Drive-up ramps Setting track width A - 021 A - 022 A - 023 Fig. 23 Unlocking the drive-up ramps Fig. 24 Determining the track width Fig. 25 Setting track width Ramp retainer Moving drive-up ramps Slot-in gate Track width guide linkage Preparation ...
Page 119 Drive-up ramps Lowering drive-up ramps The ramps must be operated WARNING from the outer side of the trailer! Standing under the drive-up Use the provided handles/grips. ramps Persons may be crushed/struck when the drive-up ramps are lowered. Feet/hands may be crushed. A - 025 Fig.
Page 120 Drive-up ramps Manual lowering The weight of the ramps is held by the gas pressure springs or the suspended lifting gear. The ramps are pulled down by the handles. The gas pressure spring/suspended lifting gear provides operating assistance. One-piece and two-piece ramps are A - 027 A - 028 operated in the same way.
Page 121 Drive-up ramps  Check that the ramps rest fully on the ground.  Check to ensure the stability of the trailer, e.g. when the trailer is on a slope or uneven ground when loading/ unloading. A - 029 A - 032 Fig.
Page 122 Drive-up ramps A - 033 A - 034 A - 035 Fig. 35 Lowering the ramp Fig. 36 Unlocking the rotary lever latch Fig. 37 Folding out the top section Drive-up ramp, complete with top section Top section Handle Lever Handle Hook Support foot...
Page 123 Drive-up ramps A - 037 A - 036 Fig. 38 Turning the rotary lever latch Fig. 39 Ramps lowered Rotary lever latch  Turn the rotary lever latch (Fig. 38/1)  Check that the ramps rest fully on the downwards into the vertical position. ground.
Page 124 Drive-up ramps Driving on drive-up ramps Driving on the ramps is only permitted WARNING when there is a direct line of sight between the driver and the wheels. Limited visibility If there is no line of sight, do so only with When driving in reverse, the supervision of a banksman.
Page 125 Drive-up ramps Raising & securing ramps  Raise the ramp (Fig. 41/3)  Insert the gudgeon (Fig. 42/1) on the Driving with unsecured ramps is illegal! by the handles (Fig. 41/2). ramp in the securing latch (Fig. 42/2).  Press the ramp into the vertical ...
Page 126 Drive-up ramps  Close the rotary lever latch (Fig. 43/2):. The top section is joined to the ramp and secured. A - 043 Fig. 45 Ramp, two-piece, secured Rotary lever latch Securing latch A - 042 Securing Fig. 44 Raising the drive-up ramp, two-piece ...
Page 127 Slot-in platform gate (option) Operating slot-in platform gate Removing Slotting in A - 044 A - 045 A - 046 Fig. 46 Slot-in platform gate overview Fig. 47 Slot-in platform gate removed Fig. 48 Slotting in the slot-in platform gate Slot-in platform gate (aluminium) Handle Slot-in rail...
Page 128 Load securing General information Legal fundamentals/legal require- Guidelines of series VDI 2700 ments These are the state of the art of the Many accidents are still attributable to accepted engineering standards. deficiencies in loading safety. Loading safety is regulated in Germany by the legal authorities in the following Correctly secured loads prevent: –...
Page 129 Load securing Physical fundamentals The forces acting on the consignment § 3 of StVO (German Road Traffic Regu- during the journey are those due to lations) "Speed" contains a passage on starting and braking as well as change of "adapting the driving speed on the prop- direction.
Page 130 Load securing Inertia F Force which counters any change in the state of movement A - 088 Load securing force FS: Force which must be absorbed by the lashing method or by the vehicle body Friction FR: Coefficient of friction x weight Formula: FS = F –...
Page 131 Load securing Types of load securing Form-fit load securing Direct anchoring as "angular or diagonal NOTICE lashing“, due to the considerably higher Supporting the load in stacks one on top lashing forces achievable than with tying Exceeding lashing forces/ of the other as well as body components down, is counted as a form-fit safety exceeding the lashing angle such as the front wall and platform gates...
Page 132 Load securing Friction-lock load securing Force specifications Lashing points that are not required must be recessed in the outer frame or the loading platform. DIN Zurrpunkte 2000 WARNING (kg) Impermissible tensile loads/ min. lashing angles 30 ° Lashing equipment may break/ tear.
Page 133 Load securing Lashing points A - 049 A - 051 Fig. 53 Example: Lashing points Fig. 55 Lashing shackle pressed out Lashing shackle (outer frame) Lashing shackle Lashing ring (loading platform) Outer frame  Press out the lashing shackle (Fig. 55/1) from below upwards. ...
Page 134 Load securing Form-fit load securing The load can be form-fit secured with modular components along the platform gates and on the front wall. A combination of form-fit and friction-lock securing is achieved with: – platform gates, – Steel grate attachment –...
Page 135 Support frame (option) Using support frame WARNING WARNING Unsecured support frame Assembling / disassembling the support frame The support frame may fall out during driving and strike persons - risk of Hands and feet could get accident! crushed between the support frame and trailer parts.
Page 136 Support frame (option) Disassembly Installation A - 053 A - 054 Fig. 57 Unlocking the support frame Fig. 58 Support frame secured on front wall Support frame mount Post, front wall Side post pocket Screw fitting Screw fitting Post pocket, chassis Support frame mount ...
Page 137 Conveyor belt carrier (option) General WARNING WARNING Fitting / removing the Working on the loading conveyor belt carrier platform Hands and feet may get crushed You may fall off the loading between the conveyor belt platform when handling the carrier and trailer parts. conveyor belt carrier! ...
Page 138 Conveyor belt carrier (option) Disassembling the U-tube fork Disassembling the mount Installation A - 056 A - 057 A - 058 Fig. 60 U-tube fork Fig. 61 Disassembling the mount Fig. 62 Conveyor belt carrier assembled U-tube fork Mount with shoe console U-tube fork Screw fitting Drawbar...
Page 139 Roof bow/curtain structure (option) Working the roof bow / curtain structure A - 059 Fig. 63 Example: Trailer with roof bow/curtain structure HS trailers can optionally be manufac- The full curtain roof must be Belt band Side curtain section tured with a roof bow/curtain structure. cleaned of foreign matter such Tension rope as water, ice, snow and...
Page 140 Roof bow/curtain structure (option) Operating curtain section, rear A - 060 A - 065 A - 061 Fig. 64 Rear side without ramps Fig. 65 Rear side with ramps Fig. 66 Unlocking curtain section Curtain section, rear Drive-up ramps Cramp/eye Tension rope Lock Karabiner hook...
Page 141 Roof bow/curtain structure (option) A - 062 A - 063 A - 064 Fig. 67 Unlocking curtain section Fig. 68 Roll out curtain section Fig. 69 Curtain section, open Round eye Curtain section, rolled out Handle grip Operating belt Operating belt, position at top Cramp Curtain section, rear Rolling out...
Page 142 Roof bow/curtain structure (option) A - 066 A - 067 A - 068 Fig. 70 Closing curtain section Fig. 71 Locking curtain section Fig. 72 Securing curtain section Operating belt Tension rope Tension rope Handle grip Karabiner hook Cramp, unfastened Cramp, secured Cramp, secured Operating belt...
Page 143 Roof bow/curtain structure (option) Operating side curtain section A - 069 A - 070 A - 071 Fig. 73 Side curtain section Fig. 74 Unlocking front curtain section Fig. 75 Unlocking side curtain section Side curtain section Belt band Clasp Unlocking Cramps, side and front ...
Page 144 Roof bow/curtain structure (option)  Secure the front curtain section with Side curtain section the belt band.  Secure the rear curtain section with the tensioning rope. Opening The side curtain section is closed and  Lay the side curtain section (Fig. 77/1) secured.
Page 145 Roof bow/curtain structure (option) Handling the push-in slats Push-in slats are inserted consistently CAUTION and uniformly. Push-in slats serve to stabilise the Removing push-in slats structure during the journey. Push-in slats that are not Push-in slates prevent curtain rips and correctly inserted or under bulges which can be caused by crushing tension may jump out and fall...
Page 146 Roof bow/curtain structure (option) WARNING Handling the push-in slats Persons may fall when climbing/ alighting via the platform gates, mudguards, side guards, underrun guard and toolboxes.  Only climb onto the loading platform via the areas provided for this purpose. A - 077 A - 078 ...
Page 147 MACHT’S MÖGLICH Electrical system...
Page 148 General Lighting system Connecting EBS/ABS WARNING WARNUNG EBS / ABS WARNING Failure of electrical function Driving performance and the braking distance can worsen - risk of accident!  Check that all electrical connections are established before departing. EBS ALB (LSV/CDF) ABS ...
Page 149 General Plug connections (standard) E - 002 E - 003 E - 004 Fig. 3 Connection cable Standard Fig. 4 Park position on drawbar Fig. 5 7-pin to 13-pin adapter 7-pin EBS/ABS plug (ISO 7638) EBS/ABS plug parking socket (7P) 13-pin (plug) 15-pin electrical plug (ISO 12098) Electrical plug parking socket (15P)
Page 150 General Plug connections : 2 x 7-pin (optional) Plug, 7-pin  Open the lid (Fig. 8/1).  Pull the plug (Fig. 8/3) out of the parking socket (Fig. 8/2) - do not pull on the cable.  Connect the plug to the towing vehicle.
Page 151 General Connecting electrical system/ Handling plugs  Pull on the cliplock (Fig. 9/2). Driving with damaged/dirty plug connections is illegal. The clip lock twists out of the locking nubs.  Pull the plug (Fig. 9/3) out of the CAUTION parking socket (Fig. 10/3) - do not pull Coupling/uncoupling cables on the cable.
Page 152 General Parking the plug E - 013 E - 014 Fig. 11 Securing the plug Fig. 12 Plug, parked Locking nubs Parking socket/lid Cliplock Cliplock Plug Park console  After uncoupling the trailer, insert the Parked plug connections are protected plugs into the respective parking from damage/contamination.
Page 153 General ABS converter / voltage transformer E - 008 E - 009 E - 010 Fig. 13 ABS voltage transformer Fig. 14 Voltage transformer Fig. 15 Plug connection Housing (stainless steel) Protective cover 7-pin EBS/ABS plug (ISO 7638) 12 V ABS plug for 12 V supply Socket, 7-pin according to ISO 7638 Adapter plug, 7 pin for lighting...
Page 154 General Multi-voltage version 12 V - 24 V E - 015 E - 016 E - 017 Fig. 16 Plug console 12 V - 24 V Fig. 17 Multi-voltage label Fig. 18 Empty socket open Console, connected Warning label Empty socket console Empty socket console Label: Empty sockets Empty socket for plug 12 V or 24 V...
Page 155 General Electrical system (7P) - DIN ISO 1724 (12 V) Create connection  Plug the required 12 V or 24 V plug in the lower multi-voltage socket (Fig. 19/1 & Fig. 20/1) on the console.  Insert the unneeded plug in the empty socket (Fig.
Page 156 Contact assignment 15-pin connector ISO 12098 Function Cross- Colour Image/arrangement section Turn indicator, left 1.5 mm² Yellow ISO 12098 Turn indicator, right 1.5 mm² Green Rear fog light 1.5 mm² Blue Earth 2.5 mm² White Tail light, left 1.5 mm² Black Tail light, right 1.5 mm²...
Page 157 Contact assignment 7-pin EBS connector ISO 7638-1/2 for 12 V / 24 V Function Cross- Colour Image/arrangement section Positive solenoid valve 4 or 6 mm² Red (term. 30) ISO 7638 Positive (term. 15) 1.5 mm² Black Minus electronics (term. 31b) 1.5 mm² Yellow Minus solenoid valve 4 or 6 mm²...
Page 158 Contact assignment 7-pin plug connector DIN ISO 1724 - 12 V Function Cross- Colour Image/arrangement section Turn indicator, left (L) 1.5 mm² Yellow DIN ISO 1724 Fog light (54G) 1.5 mm² Blue Earth (31) 2.5 mm² White Turn indicator, right (R) 1.5 mm²...
Page 159 Contact assignment 13-pin connector DIN 72570, ISO 11446 - 12 V Function Cross- Colour Image/arrangement section Turn indicator, left (L) 1.5 mm² Yellow DIN 72570, ISO 11446 Fog light (54G) 1.5 mm² Blue Earth (31) for contacts no. 1-8 2.5 mm² White Turn indicator, right (R) 1.5 mm²...
Page 160 Contact assignment 7-pin plug connector ISO 3731 (White) Function Cross- Colour Image/arrangement section Earth (31) 2.5 mm² White/black ISO 3731 Not assigned (58L) 1.5 mm² Violet Reversing light (L) 1.5 mm² Blue Continuous positive power (54) 2.5 mm² Brown/blue Control over earth (R) 1.5 mm²...
Page 161 Contact assignment 4-pin plug connector DIN ISO 72575 (6 - 24 V) Function Cross- Colour Image/arrangement section Earth (31) 2.5 mm² White/black DIN ISO 72575 Fog light (58R) 1.5 mm² Blue Reversing light (54) 1.5 mm² Grey Not assigned (58L) E - 043 ISO 72575 E - 044...
Page 162 Tail light with peripheral light Rear lights with peripheral light 24 V Standard left (lamps) Standard right (lamps) The multi-functional tail light is equipped with the following functions: – Reversing light – Tail light with reflector – Brake light – Indicator The peripheral light identifies the vehicle with the following colours: –...
Page 163 Tail light with peripheral light Tail lights with peripheral light (optional) Rear lighting 24 V Rear lighting 24 V (LED) The multi-functional rear light can optionally be integrated in the underrun guard. E - 035 E - 036 Fig. 24 Multi-functional light 24 V Fig.
Page 164 Marker/clearance lights Marking/ Clearance lights The white clearance lights are installed on the front side of the chassis. The orange clearance lights are installed on the side of the chassis. The marking/clearance lights are LED lights supplied by the electrical system. E - 033 Fig.
Page 165 Licence plate light Licence plate light 24 V E - 037 E - 038 E - 042 Fig. 28 Licence plate light Fig. 29 Licence plate light Fig. 30 Inserting licence plate light lamps, 24 V lights Lamp Licence plate holder, one-line Licence plate holder, two-line Socket, 4-pin DIN ISO 72575 Plug, inserted...
Page 166 Working lights (optional) Working light The working lights illuminate the work environment at the rear of the trailer. They increase work safety when loading/ unloading when it is dark. The working lights are switched on and off through the towing vehicle or separately on the light itself.
Page 167 Rotating light (option) Rotating light The rotating light can be installed at the side of the rear on the posts or on the ramps. WARNING Non-functioning rotating light The road users cannot correctly gauge/ identify the wide-load vehicle - risk of E - 041 E - 045 accident!
Page 168 Rotating light (option) 160 Electrical system...
Page 169 MACHT’S MÖGLICH Inspection, care and maintenance...
Page 170 You can find the regular intervals on maintenance manuals: parts. page 164 "Maintenance intervals". – Damaged and non-functioning trailer – Brakes components must be replaced with – Axles original Humbaur GmbH replacement parts. 162 Inspection, care and maintenance...
Page 171 Safety tests Certificate of general inspection/ Axle/wheel maintenance Support equipment maintenance safety assessment W - 001 W - 002 W - 003 Fig. 1 Inspection log book for trailer Fig. 2 Maintenance log book for axle unit Fig. 3 Operating and service manual for support equipment HU = General inspection ZU Intermediate inspection...
Page 172 Maintenance intervals Maintenance regulations Maintenance includes regular controls of The rhythm must be adapted to user The following specifications refer to individual components and behaviour. normal use of the trailer at corresponding action based on checks. max. 20,000 km per year. Defective trailer parks must be replaced by original spare parts.
Page 173 Maintenance intervals Maintenance work Every Axle and wheel brake : Check state and wear Wheel nuts: Check they are secure and adjust if necessary Towing eye: Lubricating Lighting system: Check for damage Wheels: Check air pressure, tyre wear Compressed air system: Check for leaks/crack formations Curtain structure: Check for crack formations, replace tensioning rope or belt band if necessary Shock absorbers: Check for escaping oil...
Page 174 Tightening torques Tightening torques for bolted connections Thread Strength Strength Thread Strength Strength 10.9 10.9 Tightening torque Tightening 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 M8x1...
Page 175 Tightening torques Tightening torques for special attachments Name Thread Strength class Tightening torque Valve clamp (pneumatic control stage) M 12 10.9 73 Nm Side guard M 12 10.9 73 Nm Spare wheel holder, front platform gate M 12 10.9 73 Nm Support foot of gear-supported jack M 16 10.9...
Page 176 Lubrication Implementation instructions Lubricating grease Without a central lubrication system, all CAUTION the following lubrication work has to be Lubrication point Lubricant carried out. Contact with lubricants – towing eye Multi-purpose Use only high-pressure grease guns that Lubricants can cause skin reactions. grease in acc.
Page 177 Lubrication Drawbar height adjustment Folding support Support winch W - 004 W - 005 W - 006 Fig. 4 Lubricating drawbar height adjustment Fig. 5 Lubricating folding supports Fig. 6 Geared support winch / swivel support Lubrication nipple Lubrication nipple Gear wheels Locking handle bearing point Crank...
Page 178 Lubrication Support wheel W - 016 W - 017 W - 018 Fig. 7 Clean/oil support wheel Fig. 8 Raising/lowering support wheel Fig. 9 Lubricate mechanism Oil gap Adjustment tube Tension spring Lubrication hole, closed Support wheel bearing points Elongated hole / pin The support wheel is provided Make sure the trailer is coupled ...
Page 179 Lubrication Spindle parking brake W - 007 W - 008 W - 009 Fig. 10 Lubricating spindle parking brake Fig. 11 Lubrication point Fig. 12 Transfer mechanism Stroke linkage Lubrication nipple Guide pulley Guide pulley Lever Transfer cable Transfer rod ...
Page 180 Lubrication Towing eye ISO 50 DIN 40 W - 010 W - 011 W - 012 Fig. 13 Lubricate towing eye Fig. 14 Inner diameter of bushing Fig. 15 Thickness of towing eye Wear bushing towing eye Draw pipe  Clean the wear bushing (Fig. 13/1) Towing Diameter Thickness...
Page 181 Lubrication Rotatable towing eye W - 015 W - 013 W - 014 Fig. 18 Lubricating swivel axis Fig. 16 Lubricating towing eyes/wear Fig. 17 Towing eye connection inspection Threaded bolt (M16) Lubrication nipple Wear bushing Flange/contact surfaces towing eye ...
Page 182 Lubrication Ramps Fasteners  Unfasten the lock (Fig. 20/2) of the respective ramp.  Carefully fold down the ramp.  Clean the lubrication/bearing points (Fig. 20/1) with a clean, dry cloth.  Lubricate lubrication/bearing points.  Fold up the ramp and fasten it with the latch.
Page 183 Maintenance work - mechanical components Suspended lifting gear W - 019 W - 020 W - 021 Fig. 21 Suspended lifting gear for ramps Fig. 22 Spring, factory setting Fig. 23 Spring, tightened Springs Adjusting screw Adjusting screw Lock nut Spring Tightening springs ...
Page 184 Maintenance work - mechanical components Gas pressure springs  Tighten the lock nut/fixing console.  Check the gas pressure spring setting.  Let down the ramps and check that enough tensioning force is created for lifting or releasing.  Have the gas pressure springs replaced after about 3 years or if the tensioning force is too weak.
Page 185 Tyres/wheels: Tyre types W - 026 Fig. 26 Tyre - wheel combination Steel rims Tyres Tyre pressure in bar (psi) / maximum pressure (kg) Type Load bearing Tyre 3.00 3.25 3.50 3.75 4.00 4.25 4.50 capacity equipment (44) (47) (51) (54) (58) (62)
Page 186 Tyres/wheels: Tyre pressure/tread Tyre fitting should only be  Regularly check the tyre pressure Wheel nuts carried out by trained technical (see page 178) on all the wheels. WARNING personnel. Tyre pressures should be checked when the tyres are cold Wheel nuts loosen (before starting journey or after WARNING...
Page 187 Tyres/wheels: Wheel changing DANGER WARNING CAUTION Carelessness on the road Unsecured trailer Hot brakes You can hinder the flow of traffic when The trailer can start moving and You can burn yourself on hot changing tyres - risk of accident! tip over - danger of accidents! brake disks/drum brakes when changing a wheel.
Page 188 Tyres/wheels: Securing trailer Putting lifting device into position When performing a wheel change always observe: W - 027 W - 028 W - 029 Fig. 27 Tyres/wheels: Fig. 28 Secure the vehicle Fig. 29 Putting lifting device into position Technical specifications Wheel chocks Axle tube, area for lifting device Tyre...
Page 189 Tyres/wheels: Replacing a defective wheel Spare wheel storage Cleaning alloy wheels Lubricants for the hubs  Obtain help from another Aluminium disc wheels are only person - wheels are heavy! approved for hub centring.  Remove spare wheel- see from Approved lubricant page 95.
Page 190 Fixings, lines, cable clips Checking fixings, lines, cable clips W - 031 Fig. 31 Electrical and pneumatic connections/lines Cable clip Lines Screw fittings  Thoroughly clean the dirty trailer.  Remove rust from all fixings.  Check the plug connections of the electrical connections.
Page 191 Brake system Brakes are safety-critical components! – Adhere to the road traffic licensing regulations (StVZO in Germany). – Main inspections must only be conducted by accredited workshops. – Have the brake system checked and serviced regularly. – Work on the brake system may only be carried out by qualified specialists with the appropriate levels of W - 032...
Page 192 Brake system Wheel brake Compressed air system Compressed air tank WARNING Condensate in the compressed air system The brake system can be destroyed or fall out.  Regularly drain the compressed air system. W - 035 W - 034 CAUTION Fig.
Page 193 Brake system Cleaning coupling heads Disassembling Assembly  Press in the cover (Fig. 36/6) with a  Insert the metal ring into the spring hexagon socket up to the limit position with the edge downwards. in the housing (Fig. 36/1). Turn the ...
Page 194 Brake system Cleaning air filter Disassembling  Press the cover (Fig. 38/8) downwards with a screwdriver and pull out the bracket (Fig. 38/9).  Remove both springs (Fig. 38/3 & Fig. 38/6), the seal (Fig. 38/7), the intermediate plate (Fig. 38/5) and the filter (Fig.
Page 195 Brake system Assembly Cleaning the Duo-Matic coupling  Insert the intermediate plate into the filter housing with the latches pointing upwards.  Set the small springs (Fig. 38/6) on the latches of the intermediate plate.  Set the cover (Fig. 38/8) on top. ...
Page 196  Only allow repairs to the spring- operation. loaded diaphragm cylinder to be carried out by Humbaur GmbH or an Persons can be hit or run over by approved workshop. the trailer.  Use wheel chocks to prevent the trailer from rolling.
Page 197 Spring-loaded parking brake emergency release device Emergency release device Releasing the parking brake Deactivating the emergency release function (variant 1) W - 041 W - 042 W - 040 Fig. 41 Releasing parking brake Fig. 42 Releasing spring tension Fig. 40 Chassis underframe/rear axle Release screw Spring-loaded diaphragm cylinder Before restoring pressure to the...
Page 198 Spring-loaded parking brake emergency release device Emergency release device Releasing the parking brake Deactivating the emergency release function (variant 2) W - 044 W - 045 W - 043 Fig. 44 "Keyhole“ bore hole Fig. 45 Releasing spring tension Fig. 43 Spring-loaded diaphragm cylinder Release screw Washer Release screw...
Page 199 Electrical system Lighting terminal diagram CAUTION NOTICE WARNING Short circuit in the electrical Contamination during installation system Electrical elements, lights can become Insufficient lighting People may suffer burns. contaminated during installation when Increased risk of accident due to failure touched with bare fingers or a dirty work Short circuits could set the trailer of vehicle lighting.
Page 200 Electrical system Lights Function DIN / desc. Cap type Power output (W) Side marker lights/rear reflector light (orange) 12 V = 0.5 / 24 V = 1.1 Clearance light (white) 12 V = 0.6 / 24 V = 1.3 Rear lights "24 V - standard" Indicator P21W Ba15s...
Page 201 Electrical system Replacing lights Tail light  Unscrew the 3 fixing screws (Fig. 46/7).  Remove the outer light lens (Fig. 46/2). Remove them carefully.  If necessary, clean the housing interior of dirt.  Clean the contacts.  Unscrew the defective lamp. ...
Page 202 Electrical system Peripheral light W - 051 W - 052 W - 050 Fig. 48 Removing the rubber arm Fig. 49 Replacing the lamp Fig. 50 Turning up rubber arm Rubber arm covering Lamp Rubber arm Lamp Socket Cable connection / contacts Screw fitting 2x fixing screws ...
Page 203 Electrical system Tail light (optional)  Unscrew the 4 fixing screws (Fig. 51/3).  Remove the outer light lens (Fig. 51/1). Remove them carefully.  If necessary, clean the housing interior of dirt.  Clean the contacts.  Unscrew the defective lamp. W - 048 W - 049 ...
Page 204 Electrical system Peripheral light W - 053 W - 054 W - 055 Fig. 53 Removing the rubber arm Fig. 54 Replacing the lamp Fig. 55 Turning up rubber arm Rubber arm covering Lamp Lamp Lamp Socket Rubber arm covering Screw fitting ...
Page 205 Electrical system "LED" rear light W - 056 W - 057 Fig. 56 "LED" 24 V rear lighting Fig. 57 Rear lighting, mounting Indicator Connection cable Brake light Junction box Tail light with reflector Bolted connection, lamp Reversing light Bolted connection, nozzle Rear fog light Outer lens ...
Page 206 Electrical system Licence plate light "Standard" Licence plate light-connection "LED" licence plate light“ W - 059 W - 058 Fig. 58 Licence plate light 24 V Fig. 60 Licence plate light Fastening bolt LED light Lamps Fastening bolt / nut Light lens Connection cable with connector Light...
Page 207 Electrical system Side marker lightn Clearance lights W - 061 W - 062 Fig. 61 Side marking light "LED" Fig. 62 Clearance lights, front side Fastening bolt Fastening bolt LED lamp (orange) LED light (white) A defective LED light must be replaced A defective LED light must be replaced completely.
Page 208 Electrical system Working light W - 063 W - 064 Fig. 63 Working light, from the front Fig. 64 Working light, from the rear Storage / screw fitting Connection cable Fastening bolt Housing Light lens  Release the fixing screw (Fig. 63/2). ...
Page 209 Electrical system Rotating light W - 065 W - 066 W - 067 Fig. 65 Rotating light Fig. 66 Disassembling rotating light Fig. 67 Console sealed Wing nut Rubber cover Rubber cover Console Contact Contact  Release the wing nut (Fig. 65/1). ...
Page 210 Cleaning/care Necessity The lifetime and functionality of the trailer WARNING CAUTION depends on how often and how intensively you clean your trailer and how Cleaning/maintenance Entering trailer/chassis when the different materials, surfaces and products can be toxic cleaning components are cared for. There is a danger of injury and There is a risk of slipping when Cleaning, maintenance and care of your...
Page 211 Cleaning/care hoses to petrol, benzene, petroleum Environmental protection regula- NOTICE or mineral oil. tions Use only water to remove any stub- Use of aggressive cleaning agents born dirt. DANGER for the The surfaces/materials can attack with environment  Do not apply sprays or grease to the chemicals, salts, acids and bases.
Page 212 Cleaning/care High-pressure cleaners Cleaning alloy wheels Proceed as follows when cleaning with NOTICE high-pressure cleaner:  Wash the alloy wheels regularly, Cleaning with high-pressure cleaners especially after uses such as: Components/surfaces which are sprayed - Transporting alkaline materials  Read the manufacturer's directly with too much pressure at a short - Driving in winter when roads have instructions.
Page 213 Cleaning/care Trailer materials W - 068 Fig. 68 Materials/surfaces The trailers are made of different mate- When cleaning the chassis with Steel, galvanised Steel, painted/coated rials. a high-pressure cleaner, sensi- Rubber (hoses) tive components, e.g.: Observe the special instructions for PVC (curtain) electrical/pneumatic lines, elec- caring for the materials/surfaces.
Page 214 Cleaning/care Galvanised steel surfaces Treating white rust: Painted or powder-coated steel surfaces Galvanised surfaces/components  Clean the affected places with lots of (e.g. chassis, drawbar, loading platform) clean water and dry them thoroughly. Painted surfaces/components must first oxidise in order to develop anti- (e.g.
Page 215 Cleaning/care Aluminium PVC/synthetic fabric Cleaning curtains with writing: Aluminium components/profiles with Curtains made of synthetic fabric (PES)  Inscribed curtains (with writing, anodised coating are optimally protected two PVC coating on both sides is a high- from corrosion. quality, easy-to-care-for material which is pictures) should be cleaned very carefully.
Page 216 Cleaning/care Wooden components  Ensure good ventilation, e.g. Rubber/seals outdoors, until the surface is Wood floors/loading platforms consist of Rubber parts such as elastic seals, completely dry. robust, waterproof-glued laminated wood sealing joints made of PU adhesive  Close and seal scratches and damage panels and are sealed with an anti-slip sealant, e.g.
Page 217 HUMBAUR GmbH and the relevant and pose a health hazard -  Cover the battery poles before starting assembly manufacturers. danger of poisoning! work.
Page 218 Disposal Disposing of operating materials Used oil/lubricants Electrical and electronic waste Used oil, lubricating grease, cooling and refrigeration fluids, fuels and batteries and  Dispose of electrical and electronic rechargeable batteries are waste in your local recycling centre  Used oil, lubricants, oil- waste that requires (electronic scrap recycling).
Page 219 Disposal Taking trailer out of operation Disposing of trailer  Secure the trailer against  Bring the entire trailer to a vehicle unauthorised use by third parties, e.g. recycling centre. secure power supply from being The vehicle recycling centre switched on. specialists will properly dispose of the individual components.
Page 220 Disposal 212 Inspection, care and maintenance...
Page 221 MACHT’S MÖGLICH Troubleshooting...
Page 222 A great deal of heat can be WARNING resolve it to the extent that it is possible generated and toxic gases to go to the nearest Humbaur GmbH Improper troubleshooting released by burning paint and Service Station. Improper troubleshooting can lead to the...
Page 223 (VIN) and part designation: Email: service@humbaur.com www.humbaur.com Online, e-mail, phone info@humbaur.com Humbaur Service Partners Parts logistics contact details can be found at www.humbaur.com Tel.: +49 821 24929 0 under Dealers/Service/Repair fax.: +49 821 24929 200 Email: parts@humbaur.com Troubleshooting 215...
Page 224 Load / trailer behaviour Fault Possible causes Rectification The trailer pulls to the left/right when - The load is not evenly distributed. Distribute the load evenly. driving. - The tyre pressure is not uniform. Adjust the tyre pressure properly for all tyres.
Page 225 Brake system Fault Possible causes Rectification Brake does not correctly disengage. - Brake is not correctly adjusted. The fault must be rectified by personnel - Brake shoe return spring slackened. at an approved workshop. - Brake shaft sticking (drum brake). - Pressure/brake line kinked.
Page 226 Electrical system Fault Possible causes Rectification Wiring/switches - Terminals loose or contaminated. Clean the connections. - Cable broken or terminal damaged. The fault must be rectified by personnel at an approved workshop. Lighting does not work. - Lamp failure. Replace the lamp. - Terminals loose or contaminated.
Page 227 Axles Fault Possible causes Rectification The trailer creaks during the journey/ - Bearing adjustment too slack or too The fault must be rectified by personnel bearing wear. tight. at an approved workshop. - Foreign bodies in the axle bearing. - Insufficient axle lubrication. Lubricate the axles in line with the axle manufacturer's instructions.
Page 228 Towing eye/drawbar Fault Possible causes Rectification The trailer is not horizontal after coupling. - Coupling height is not correctly Set the coupling height correctly. adjusted. - The support foot is not folded up. Crank the support foot upwards. - The raising/lowering valve is not in drive Pull the raising/lowering valve into drive position.
Page 229 Drive-up ramps Fault Possible causes Rectification Drive-up ramps cannot be raised/ - Spring of the suspended lifting gear Have the suspended lifting gear replaced lowered. broken. in an approved workshop. - Spring of the suspended lifting gear not Re-tighten the spring at the adjusting correctly set.
Page 230 WE AT HUMBAUR WISH YOU A NICE JOURNEY! 222 Troubleshooting...
Page 231 WE AT HUMBAUR WISH YOU A NICE JOURNEY! Troubleshooting 223...
Page 232 WE AT HUMBAUR WISH YOU A NICE JOURNEY! 224 Troubleshooting...
Page 234 MAKES IT HAPPEN Humbaur GmbH Mercedesring 1 86368 Gersthofen Germany Tel. +49 821 24929-0 info@humbaur.com www.humbaur.com      ...

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