Dhollandia DH-LM Series Installation Manual
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Dhollandia DH-LM Series Installation Manual

Dhollandia DH-LM Series Installation Manual

1500-3000kg
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edition
DH-LM*
INSTALLATION MANUAL
1500-3000kg
** Pictured: LM.20
Manufacturer:
DHOLLANDIA N.V.
Zoomstraat 9
9160 LOKEREN (Belgium)
Tel : +32 (0)9 349 06 92
Fax : +32 (0)9 349 09 77
e-mail : info@dhollandia.be
website : www.dhollandia.com
Read the manual in its entirety before operating the tail lift
Keep this manual in the vehicle cab, as reference for the driver and tail lift operator
Doc: FIT_LM_CE_EN_2020_rev0
Rev: 0 Date: JANUARY 1, 2020

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Summary of Contents for Dhollandia DH-LM Series

  • Page 1 9160 LOKEREN (Belgium) Tel : +32 (0)9 349 06 92 Fax : +32 (0)9 349 09 77 e-mail : info@dhollandia.be website : www.dhollandia.com Read the manual in its entirety before operating the tail lift Keep this manual in the vehicle cab, as reference for the driver and tail lift operator...

  • Page 2: Table Of Contents

    LUBRICATION INSTRUCTIONS ............................... 44 QUALITY CONTROL AND PDI ..............................46 COMMISIONING & QUALITY CONTROL ..........................48 DECALS ....................................50 17.1 Regular decals .................................. 50 17.2 Identification decals ................................53 APPENDIX ....................................54 18.1 Decals ....................................54 18.2 Grease plans ..................................56 DHOLLANDIA...
  • Page 3 18.5 Safe operator position on the platform ..........................65 18.6 2-button portable control ..............................66 18.7 Circuit breaker ................................... 70 18.8 Cab cut off switch ................................71 18.9 Electric and hydraulic information ............................. 72 18.10 End note .................................... 74 DHOLLANDIA...

  • Page 4: Understanding Safety And Warning Signs

    Many safety signs and symbols used in this manual are based on international standards, others refer to specific situations or actions.  Consult Appendix 1 for an overview of signs and symbols used in DHOLLANDIA manuals, and their meaning. Make sure you understand these signs and symbols prior to starting the installation. Examples of standard ANSI...

  • Page 5: Introduction And Disclaimers

    Prior to operating the tail lift, make sure you understand the safety and warning signs used, and read them in conjunction with the instructions in this manual.  If in doubt, DO NOT operate the tail lift. Contact your national DHOLLANDIA distributor. See page 5 for contact info. 2 INTRODUCTION AND DISCLAIMERS ...

  • Page 6: Contact Information

    NOTICE Please confirm you have reviewed the most up-to-date version of this manual prior to operation of the associated DHOLLANDIA tail lift. See below for instructions to download the latest version of the manual.

  • Page 7: Safety Precautions For Operation

    These instructions are supplied as a separate manual with your tail lift.  You can also contact your national DHOLLANDIA distributor for the latest edition of this manual. See page 5 for contact info. Or download the latest edition from the website: www.dhollandia.com →...
  • Page 8 DHOLLANDIA tail lift.  In case of doubt, ALWAYS contact your national DHOLLANDIA distributor for further advice, prior to continuing.  ALWAYS wear appropriate Personal Protective Equipment. This includes but may not be limited to: ANSI rated glasses with side guards, or a wrap-around face shield;...
  • Page 9 Except for the support channels and bracing of the side steps, which are usually welded to the cross members of the auxiliary chassis, DHOLLANDIA tail lifts are designed as a bolt-on system, and don’t require any welding. See Appendix 2 for prescribed torque values.

  • Page 10: Tail Lift Terminology

    Auto-tilt brackets L+R: causes the platform to tilt DOWN when reaching the ground surface. Centre point of maximum load: point up to which the maximum rated capacity of the tail lift is valid. Beyond that point, the maximum safe working load diminishes according to the applicable load charts. DHOLLANDIA...
  • Page 11 Figure 6.1 DHOLLANDIA...

  • Page 12: Installation Parameters Terminology

    Horizontal dimension from rear of platform to rear of RUPD [= Lift BUmper to rear of Platform] LBUG Vertical clearance of RUPD to ground [= Lift BUmper to Ground] [= Platform Depth] PDUF Section of the platform that protrudes below the vehicle bed in closed position [= Platform Depth Under Floor] DHOLLANDIA...
  • Page 13 Figure 6.2 DHOLLANDIA...
  • Page 14 Thickness of the rear cross member or sill of the vehicle bed [= Body Floor Thickness] Max. thickness of the rear cross member or sill of the vehicle bed, in the maneuver zone BCW for the lift arms and tilt cylinders [= Lift Floor Thickness] Figure 6.3 DHOLLANDIA...

  • Page 15: Getting Started

    / or body will not adversely affect the structural integrity of the chassis and / or body.  In the event instructions of vehicle manufacturer conflict with the installation instructions issued by DHOLLANDIA (e.g. on fuse ratings, etc.), contact your national DHOLLANDIA distributor for further assistance. ...

  • Page 16: Installation Dimensions

    [see Figure 7.1] Figure 7.1  If no installation drawing is available, max. and min. installation parameters can be retrieved from TECHNICAL PRODUCT SUMMARIES [Figure 7.2], or from the PRODUCT RANGE POCKET GUIDE [Figure 7.3]; DHOLLANDIA...
  • Page 17 2. In case of short mounting space LOF / LOP, you could choose to fit tail lift lower to the ground 3. To comply with RUP regulations, you could choose to fit tail lift higher above or lower to the ground. DHOLLANDIA...
  • Page 18 Mounting height MFT is measured from the top of the vehicle bed to the centre of the lift arm articulation pin. See Figure 7.5 + Figure 7.6 how this is measured for tail lifts with mechanical or hydraulic auto-tilt at ground level.  When determining mounting height MFT, make sure the height of the RUP complies with regulations. Figure 7.5 Figure 7.6 ≠ DHOLLANDIA...
  • Page 19 The arm width lac further determines the width of the mid panel BCI, the position of the slots for the lift arms BCW, and the available space for rear truck lights on the side of the tilt cylinders BLB. [Figure 7.8]. Figure 7.8 DHOLLANDIA...
  • Page 20 Where chassis beams, longs sills, the rear sill and other steel chassis or body components have been cut, grinded, drilled, etc…, the installer should apply adequate anti-corrosive coating to protect the vehicle and body against corrosion. Check, and make sure you comply with the instructions of the vehicle manufacturer. DHOLLANDIA...

  • Page 21: Methods To Mount Liftframe

     Methods 1 and 2 can only be used for STANDARD platforms with a conventional rounded edge [ref. OAP310]. Platforms with extended edge (options OAP312, OAP313, OAP407, etc.) require a special approach. Consult your national DHOLLANDIA distributor for further assistance.

  • Page 22: Method With Vertical Platform

     Next, raise the platform (by hoist, forklift, overhead gantry crane), and position it onto the mounting supports. Figure 8.5 WARNING  NEVER modify DHOLLANDIA tail lifts or their mounting plates, NEVER deviate from the described installation procedures without prior written consent by the manufacturer. ⚠ ...

  • Page 23: Impact Of Rubber Platform Seals

    [Figure 8.9]  Problems and solutions for such cases are described in separate document (available on internet or from your national DHOLLANDIA distributor [Figure 8.9Figure 8.8]: FIT-LM-container locks-yyyy-01-EN Figure 8.10  Determine distance where platform should stop behind the rear cross member of the vehicle bed.

  • Page 24: Mounting Of The Lift Frame

    Slide the lift frame under the chassis and raise the lift arms to the fitting jigs (or to articulation hands on platform). Figure 9.2  Slide the articulation pins through the fitting jigs (or platform hands) and the articulations on the lift arm. [Figure 9.2] DHOLLANDIA...
  • Page 25 Ensure the lift frame is positioned conforming to the mounting instructions indicated in the installation drawing and manual, before drilling or welding the mounting plates to the chassis.  It is not allowed to reduce the width of the mounting plates without prior formal authorization from DHOLLANDIA. DHOLLANDIA...

  • Page 26: Fixation Of The Mounting Plates

    Adjust the mounting plates to the width of the vehicle.  Straighten the mounting plates, and make sure they stand perpendicular to the lift frame. [Figure 9.5] Figure 9.5  The mounting plates should be bolted to the lift frame according to the schemes on the next page: DHOLLANDIA...
  • Page 27 Figure 9.6 DHOLLANDIA...
  • Page 28 Maximize the distribution and spread of mounting bolts over the full surface of the plates overlapping the vehicle chassis and subframe. [Figure 9.7 + Figure 9.8] Figure 9.7 DH-LM.15 / DH-LM.20 / … 1500-2000kg Figure 9.8 DH-LM.30 / DH-LSU / … 1500-3000kg DHOLLANDIA...

  • Page 29: Additional Remarks Of Heavy Duty Lifts And Very Long Platforms

    During installation, the bolts and nuts must be fastened to the adequate torque, prescribed in these mounting instructions.  If you use mounting bolts not supplied by DHOLLANDIA, obtain confirmation of the required torque from your supplier.  Check and retighten bolts after the static and dynamic weight test performed at the end of the mounting procedure.
  • Page 30 Figure 9.9 DH-LM.30 / DH-LSU / … ≥ 3000kg or PD ≥ 2300mm Reinforcement R1 if H2 ≥ 100 Reinforcement R2 if H2 ≥ H1/3 Figure 9.10 DH-LM.30 / DH-LSU / … ≥ 3000kg or PD ≥ 2300 mm DHOLLANDIA...

  • Page 31: Notes For I-Beam Chassis (Trailers And Semi-Trailers)

    Lift model DH-LM.30 is available in a quick-fit execution DH-LMR.30 for I-beam chassis [option OAU009]. The special lift frame is mounted to the under flange of the chassis by means of bolts and clamps. Contact the local DHOLLANDIA dealer for further advice or instructions.

  • Page 32: Rupd And Towing Hitches

     In case the towing hitch assembly must be repositioned in height and / or depth, the same number of bolts as originally supplied must be used, and fastened with the adequate torque. Figure 9.13 ❺ ❺ DHOLLANDIA...
  • Page 33  RUPD and towing hitch constructions must be installed according to DHOLLANDIA’s instructions, and all bolts fastened with the adequate torque [see appendix]. It is not allowed to modify these constructions without prior written approval from DHOLLANDIA.
  • Page 34 Figure 9.15 DHOLLANDIA...

  • Page 35: Mounting Of Platform

    Hydraulic cylinders might contain air. Piston rods might slide out with shocks when cylinder is filled with oil.  Installer must consult and follow the DHOLLANDIA general instructions for maintenance and repair.  In case of doubt, contact the national DHOLLANDIA distributor for further assistance.
  • Page 36 Tilt the platform open to 45° angle. Align the hole in the tilt cylinders with the hole in the platform hands by means of the electrical controls, or manually [see procedure above]. Mount the pins and rollers in the same way as originally supplied on the platform [Figure 10.3 - Figure 10.4]. Figure 10.3 Figure 10.4 DHOLLANDIA...

  • Page 37: Other Mechanical Works

    Factory options exist for DH-LM.10 and DH-LM.15. [Figure 11.1]  Examples of self-fabricated arm stops are shown below: 1. Arm stop against rear cross member of vehicle bed [Figure 11.2] 2. Arm stop welded or bolted to vehicle chassis [Figure 11.3 – Figure 11.4] DHOLLANDIA...
  • Page 38  Verify effect of arm stops on platform alignment at vehicle bed, and pressure on sealing rubbers (if applicable). Adjust position and orientation of arm stops if needed.  Fasten all bolted connections with the required torque. DHOLLANDIA...

  • Page 39: Platform Stow Position

    Adjust the extension so that the centre of its hole [A1] is 5 to max. 10mm longer than the centre of the hole [A2] in the platform hand. [Figure 11.]  Do not unwind the extensions further than the safe limits shown opposite [Figure 11.7]. Other extensions are needed if these safe limits cannot be respected. Consult your national DHOLLANDIA distributor for further advice. DHOLLANDIA...
  • Page 40 Figure 11.6 Figure 11.7 Max. 10mm Figure 11.6 LM.15 - LM.20 LM.30 - LV.40 LM.30 - LV.40 LM.15 - LM.20 Figure 11.7 Figure 11.8 ⚠ DHOLLANDIA...

  • Page 41: Installation Of The Rupd

    [Figure 11.7].  Several options exist to make the platform locking compliant with EN 12642 Load Security Directives. Consult your national DHOLLANDIA distributor for further advice. 11.3 INSTALLATION OF THE RUPD  The RUPD (Rear Underrun Protection Device) is optional, and (if applicable) is normally premounted on the lift frame.
  • Page 42 Figure 11.9 Figure 11.10 DHOLLANDIA...

  • Page 43: Electrical Installation

    Vehicle manufacturers often impose prescribed connections for the battery and earth connections of the lift, which should be observed to avoid damage to the vehicle electrics. Where such prescriptions conflict with the fitting instructions of DHOLLANDIA, contact the vehicle importer or DHOLLANDIA for further advice.

  • Page 44: Putting The Tail Lift Into Service

    [Figure 13.3]  LOWER platform fully to its deepest position at ground, and press LOWER buttons for 20 sec. LIFT platform again and repeat until no air bubbles back to oil reservoir [Figure 13.2] DHOLLANDIA...

  • Page 45: Lubrication Instructions

    14 LUBRICATION INSTRUCTIONS  Refer to annexes for relevant grease plan of the tail lift, or download from the website: www.dhollandia.com → Downloads  All articulation points equipped with grease nipples [fig. 14.1] should be lubricated with acid free grease after installation, and once in service with intervals as indicated in the user’s manual.
  • Page 46 Figure 14.1 DHOLLANDIA...

  • Page 47: Quality Control And Pdi

     During weight test, verify if the hydraulic pump pressure suits the nominal lift capacity for this application. Adjust the pressure if too high or too low, seal the pressure relief valve after that [Figure 15.5 + Figure 15.4]. DHOLLANDIA...
  • Page 48  Apply the safety decals to the tail lift and vehicle body before delivery to the customer, conform with instructions shown on opposite side. [Figure 15.6] Figure 15.6 Max. 1.500 kg DHOLLANDIA...

  • Page 49: Commisioning & Quality Control

    During weight test, verify if the hydraulic pump pressure suits the maximum rated lift capacity in this particular mounting situation. Adjust the pressure if too high or too low, seal the pressure relief valve after that using the provided tamper-evident cap. Figure 16.1 DHOLLANDIA...
  • Page 50 Figure 16.2 250mm 400mm 400mm 400mm DHOLLANDIA...

  • Page 51: Decals

    Missing, worn or illegible warning ❾ ❾ decals must be immediately replaced. Get free replacement decals from DHOLLANDIA. Contact your regional DHOLLANDIA distributor. See page 3 for contact info. ❾  The operator should comply with all affixed safety and instructions decals.
  • Page 52 ❶ ❷ ❸ ❹ xxxx ❺ ❻ DHOLLANDIA...
  • Page 53 LIFTGATE DECALS USED AND AFFIXED IN AREAS, OTHER THAN THE REAR OF THE VEHICLE: Cabin switch in driver’s cabin to switch electrical power to liftgate on / off (if so equipped) For circuit breaker in liftgate battery compartment For main fuse in liftgate battery compartment DHOLLANDIA...

  • Page 54: Identification Decals

    17.2 IDENTIFICATION DECALS 1. Every DHOLLANDIA tail lift is identified and labelled with a unique 8-digit serial number (with or without a space between the first and last 4 digits). This number is used for any inquiry on a particular tail lift, or when ordering replacement parts 2.

  • Page 55: Appendix

    18.1 DECALS WARNING signs MANDATORY ACTION signs Overview and keep visual control over the working Contact your regional DHOLLANDIA distributor. area of the tail lift at all times. Consult the DHOLLANDIA website. General warning sign used to alert the user to potential hazards.
  • Page 56 Switch OFF the electrical power to the tail lift via the main battery disconnect switch and / or cabin switch. This is an operation to be executed manually (as opposed to an electrical function controlled by means of one of the control units). DHOLLANDIA...

  • Page 57: Grease Plans

    18.2 GREASE PLANS  This annex includes grease plans for the most frequent tail lifts DH-LM.10; DH-LM.15; DH-LM.20; DH-LM.30.  For special lifts, grease plans can deviate. Contact the national DHOLLANDIA distributor for further assistance, or download from the website: www.dhollandia.com DHOLLANDIA...
  • Page 58 DHOLLANDIA...
  • Page 59 DHOLLANDIA...
  • Page 60 DHOLLANDIA...

  • Page 61: Prescribed Torques Values For Bolts Supplied With Tail Lift

    Type of thread Size Strength class 10.9 Standard M6 x 1 M8 x 1.25 M10 x 1.5 M12 x 1.75 M14 x 2 M16 x 2 Fine M14 x 1.5 M16 x 1.5 M20 x 1.5 M24 x 2 DHOLLANDIA...
  • Page 62 M20 x 1.5 lbs-ft lbs-ft M24 x 2 lbs-ft lbs-ft Banjo Bolt Torque Specifications BSPP Metric Pounds Newton Pounds Newton Banjo Banjo Force - Metre Force - Feet Metre Bolt Bolt Feet (lbsf- (Nm) (lbsf-ft) (Nm) Size Size 10.5 24.5 136.5 DHOLLANDIA...

  • Page 63: Pdi Checklist 1/2

    The requirement for mechanical or hydraulic stabilizing legs has been checked and been fulfilled (if applicable). The actual fitting dimensions don’t exceed the theoretical maximum fitting dimensions mentioned in the fitting drawings. The lift has been fitted to conform with the fitting instructions of DHOLLANDIA, and the Body Building Guidelines of the OEM vehicle manufacturer.
  • Page 64 ▢ Any other (creaking, grinding or squeaking) noise should be carefully investigated and solved. Dynamic test at 100% of maximum rated lift capacity: ▢ Verify if the lift has sufficient lift capacity. ▢ Verify the general performance & stability. DHOLLANDIA...
  • Page 65 Operating a tail lift that hasn’t successfully passed the PDI can put the operator and third parties at great risk and could result in serious personal injury or death.  It is therefore essential that the PDI check is completed with due diligence, and any shortcomings rectified prior to delivery of the vehicle to the operator. DHOLLANDIA...

  • Page 66: Safe Operator Position On The Platform

     To reduce the risk of the operator crushing their feet between the raising floor and the end of the vehicle floor, DHOLLANDIA recommends that the installer paints a 400mmx400mm safe operator position at a safe distance of min. 250mm away from the inboard platform edge.

  • Page 67: 2-Button Portable Control

    The handheld control [1] is also equipped with a magnet, so that it will stick to any metal surface.  Mark the safe operator position on the platform and mount a hand grip to the rear frame of the vehicle body in conformance with Appendix 4. DHOLLANDIA...
  • Page 68 Figure 18.4 Figure 18.5 DHOLLANDIA...
  • Page 69  A general wiring schematic for gravity down with the two-button handheld control is shown in Figure 18.6. Figure 18.6 DHOLLANDIA...
  • Page 70  For option OAE510.15, see Figure 18.7, below: Figure 18.7 DHOLLANDIA...

  • Page 71: Circuit Breaker

    18.7 CIRCUIT BREAKER  A resettable circuit breaker option is also available for the connection to the batteries. [Figure 18.8] Figure 18.8 DHOLLANDIA...

  • Page 72: Cab Cut Off Switch

    Refer to the appropriate connection sequence in Figure 18.9 to properly connect the E0667 illuminated cab switch. Figure 18.9 Figure 18.10  For orders that shipped with option OAE510.15, refer to Figure 18.11 to properly connect the cab switch. Figure 18.11 To liftgate toggle switch To “hot” rail on control block Cabin switch DHOLLANDIA...

  • Page 73: Electric And Hydraulic Information

    The correct diagram applicable for the tail lift supplied can be found on the inside of the control box. If correct diagram is not present inside control box, contact your national DHOLLANDIA distributor for further assistance, or download from the website.
  • Page 74 It is important to follow these guide-lines with due care. A lot of oils or fluids used in automotive industry, such as transmission fluids and ATF oils, are not suitable for tail lift use. DHOLLANDIA has not tested the potential consequences of oils and fluids with deviating specifications and cannot be held responsible or legally liable for any damage to the tail lift caused by the replenishment with non- compatible oils or fluids;...

  • Page 75: End Note

    18.10 END NOTE  DHOLLANDIA would like to thank you for using our products and leave you with this final notice and warning.  Additional information about this tail lift and many other DHOLLANDIA products is available at the following link: http://www.dhollandia.com/...

This manual is also suitable for:

Dh-lm.20Dh-lm.30Dh-lmr.30Dh-lm.10Dh-lm.15

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