Dhollandia DH-VO Series Operation Manual
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Dhollandia DH-VO Series Operation Manual

Dhollandia DH-VO Series Operation Manual

Multi-deck liftgates
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DH-VO, VB, VX multi-deck liftgates
OPERATION MANUAL
Manufacturer:
DHOLLANDIA US, L.L.C.
E-mail : us.info@dhollandia.com
270 Southridge Parkway
Bessemer City North Carolina, 28016
website : www.dhollandia.com
Read the manual in its entirety before operating the liftgate
Keep this manual in the vehicle cab, as reference for the driver and liftgate operator
Doc: USE_VO_VB_VX_US_EN_2020_rev0
Rev: 0 Date: JANUARY 1, 2020

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  • Page 1 DH-VO, VB, VX multi-deck liftgates OPERATION MANUAL Manufacturer: DHOLLANDIA US, L.L.C. E-mail : us.info@dhollandia.com 270 Southridge Parkway Bessemer City North Carolina, 28016 website : www.dhollandia.com Read the manual in its entirety before operating the liftgate Keep this manual in the vehicle cab, as reference for the driver and liftgate operator...

  • Page 2: Table Of Contents

    The use of cart stops ................................. 62 DECALS......................................65 10.1 Regular decals ..................................65 10.2 Use of the ‘WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE’ sign .......... 69 MEANING OF SAFETY AND WARNING SIGNS ..........................70 END NOTE ......................................72 DHOLLANDIA...
  • Page 3 DHOLLANDIA...

  • Page 4: Understanding Safety And Warning Signs

    Prior to operating the liftgate, 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 liftgate. Contact your national DHOLLANDIA distributor. See page 4 for contact info. DHOLLANDIA...

  • Page 5: Contact Information And Disclaimers

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

  • Page 6: General Introduction

    4 INTENDED USE DHOLLANDIA liftgates are designed to be fitted to commercial vehicles (commercial trucks, trailers and semi-trailers), and shall be used exclusively to load and unload the goods transported on the vehicle it is fitted to, within the limits of the load chart, in compliance with the operator instructions and safety instructions described in this manual.

  • Page 7: Identification

    5 IDENTIFICATION EXAMPL  Every DHOLLANDIA liftgate is identified by and labelled with a unique 8-digit serial number (with or without a space between the first and last 4 digits). Use this number for any inquiry on a particular liftgate, or when ordering replacement parts.

  • Page 8: Description And Liftgate Terminology

    GENERAL  DHOLLANDIA liftgates are developed and manufactured using state-of-the-art technology, high quality materials and components, and highly skilled workmanship. They comply with the European CE safety regulations mentioned in the Declaration of Conformity issued with each lift (unless agreed otherwise for liftgates exported outside of CE region).
  • Page 9 Even if details in the execution of your lift are not reflected in this manual, the general safety precautions and operation instructions apply, and must be observed prior to and during operation. WARNING If in doubt on any liftgate related issue, ALWAYS contact your local DHOLLANDIA distributor for help or advice, prior to continuing. DHOLLANDIA...
  • Page 10 Side shrouds and seals L+R: set of panels and sealing rubbers mounted on the left and right side columns of external lifts, used to seal the platform against the columns, and protect the cargo from rain. The shrouds can be original DHOLLANDIA parts, or be designed and manufactured by the body builder.
  • Page 11 Main external control box: mounted in a fixed position at the side of the vehicle or under the body. It contains the switches to OPEN - LOWER - LIFT - CLOSE the platform. DH-VO LOWER BEAM COLUMN LIFT ● HYDRAULIC CLOSURE EXAMPL INBOARD platform edge DHOLLANDIA...
  • Page 12 DH-VB OVERHEAD BEAM COLUMN LIFT ● HYDRAULIC CLOSURE EXAMPL INBOARD platform edge OUTBOARD platform edge 1, 12 DHOLLANDIA...
  • Page 13 DH-VX SIDE BEAM COLUMN LIFT ● HYDRAULIC CLOSURE 2, 3 1, 12 DHOLLANDIA...
  • Page 14 NOT designed to function as heavy-duty load-restraints and to sustain frequent, hard impact by means of carts or pallets run into them. Tilt cylinders L+R: usually 2 hydraulic cylinders used on external lifts to OPEN / CLOSE the platform, or to change its angle when opened in work position. DHOLLANDIA...
  • Page 15 OPEN - LOWER - LIFT - CLOSE the platform. In case an optional hydraulic retention ramp is mounted, the control box also incorporates the functions RAMP UP / RAMP DOWN. DH-VH FULLY HYDRAULIC EXTERNAL COLUMN LIFT ● HYDRAULIC CLOSURE INBOARD platform edge OUTBOARD platform edge DHOLLANDIA...
  • Page 16 Tilt cylinders L+R: usually 2 hydraulic cylinders used on external lifts to OPEN / CLOSE the platform, or to change its angle when opened in work position. Hydraulic pump unit: contains the electric motor driving the hydraulic pump, the oil tank, and the control valves. The unit is mounted separately on the vehicle chassis. DHOLLANDIA...
  • Page 17 OPEN - LOWER - LIFT - CLOSE the platform. In case an optional hydraulic retention ramp is mounted, the control box also incorporates the functions RAMP UP / RAMP DOWN. DH-VH FULLY HYDRAULIC EXTERNAL COLUMN LIFT + INTERNAL PLATFORM ● HYDRAULIC CLOSURE INBOARD platform edge OUTBOARD platform edge DHOLLANDIA...
  • Page 18 At the ground, the ramps can be deployed as an access ramp to drive cargo on and off the platform. (See also 9.9 from page 61 onwards) See previous page for the optional hydraulic retention ramp (n° 7). DHOLLANDIA...

  • Page 19: Safety Instructions For Using The Liftgate

    DO NOT USE LIFTGATE WITHOUT ADEQUATE SAFETY AND OPERATOR TRAINING  DHOLLANDIA liftgates shall be exclusively used to load and unload the goods transported on the carrying vehicle, within the limits of the applicable load chart, in compliance with the operator instructions and safety instructions in this manual.
  • Page 20 NOTICE DHOLLANDIA offers optional platform mounted flashing lights and flags to make the platform more visible to other people. Please visit www.dhollandia.com or contact the national DHOLLANDIA distributor for more information. See page 4 for contact info.
  • Page 21 DHOLLANDIA...
  • Page 22 Inspect the liftgate prior to each use. If any unsafe condition exists or unusual noises or movements are noticed, DO NOT use the liftgate and contact an authorized DHOLLANDIA service agent for repair. Please see ‘pre-trip inspection’ procedures under 7.7 page 36.
  • Page 23 ALWAYS be sure to clearly identify to other drivers that the liftgate is in use. DHOLLANDIA recommends use of warning cones to clearly identify to drivers that the liftgate is being operated.

  • Page 24: Danger Zones, Risk Of Crush And Shear Injury

    → When operating the liftgate from a ❷ position on the ground, ALWAYS stand at the side of vehicle body, at a safe distance of minimum 50 cm away from the moving platform. DHOLLANDIA...
  • Page 25  NEVER reach over or through the platform and the moving parts of the liftgate while trying to operate the lift. ALWAYS keep your head, limbs and body clear of the moving platform and other pinch points. DHOLLANDIA...
  • Page 26 → ALWAYS stand clear of the range of motion of the platform and moving parts of the liftgate; → Keep hands, feet and upper body clear of pinch points and moving parts of the liftgate; → DO NOT allow any other person to stand near the liftgate and its platform. DHOLLANDIA...

  • Page 27: Additional Risks Of Lifting Above The Vehicle Floor Level

    Liftgates lifting higher than 6.5’ (2m) above ground level must be equipped with guard rails along the exposed edges of the platform. For liftgates with a lower range, DHOLLANDIA recommends that guard rails be used to mitigate the risk of falling.

  • Page 28: Risk Of Other Persons Standing Under The Platform

    → ALWAYS keep visual control over the entire working area of the liftgate and its platform; → For internal platforms, NEVER allow any other person inside the vehicle body when using the liftgate. → Before lowering, ALWAYS inspect the area UNDER and BEHIND the platform. DHOLLANDIA...

  • Page 29: Risk Of Crushing And Shearing

    → When standing inside the vehicle body, ALWAYS stand at a safe distance of min. 10” (250mm) from the outboard edge of the vehicle floor; → NEVER step in or out of the vehicle body while the platform is in motion. → Before moving the platform, ALWAYS inspect the area UNDER and AROUND the platform. ❹ ❸ DHOLLANDIA...
  • Page 30  Unless specified differently by the client, DHOLLANDIA external ❶ ❷ column lifts DH-VB / VO / VX are equipped with a safe toe-guard flap with detection switch [ref. OVP401] where possible. 1. For the operator on the platform, this flap stops the LIFT...

  • Page 31: At The Vehicle Roof

     To avoid this risk, NEVER use this cross-tube as a handhold.  ALWAYS make sure your footing is stable, and hold any free hands onto the dedicated guard rail. DHOLLANDIA...

  • Page 32: Safe Operator Position

    When reaching out your hand for a 3rd point of contact, ALWAYS stay clear of the open lift columns and the moving lift runner, chains, and sprockets.  ALWAYS hold onto the guard rails as a safe 3rd point of contact. DHOLLANDIA...
  • Page 33 NEVER be used from a position on the 32” platform.  The marked operator positions on the platform must be kept 10” clear at all times. It is prohibited to place a load on these dedicated areas. 16” DHOLLANDIA...
  • Page 34 It is prohibited to bypass or modify any of the safety features of the liftgate. If connection of the power to the external control box does not deactivate external controls, stop using the liftgate, and contact an authorized DHOLLANDIA agent to rectify.

  • Page 35: Instructions For Working At Loading Docks

     ALWAYS reverse slowly, and avoid hard dock impact on the liftgate.  Reversing with insufficient ground clearance, or with too hard dock impact may result in severe damage to the liftgate. DHOLLANDIA...
  • Page 36 Keep the between the loading dock and adjust the platform position flush platform securely stowed in its travel vehicle floor. with the loading dock surface. position to avoid damage. DHOLLANDIA...
  • Page 37 ALWAYS use a dock plate from the loading dock to the vehicle floor, and safely stow the lift below the vehicle floor level, or in the pocket or brief case under the loading dock. DHOLLANDIA...

  • Page 38: Recommended Daily Pre-Trip Inspection

    DO NOT cover up any accidents or damage; it can be dangerous to you, your co-workers, and other persons. NOTICE Authorized DHOLLANDIA service agents may be found at www.dhollandia.com or by calling your regional DHOLLANDIA distributor. See page 4 for contact info.
  • Page 39  Switch OFF power at the main battery disconnect switch or cabin switch. See 9.4 on page 48.  Attach the 'WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE' sign provided with the liftgate in a clearly visible location. See 10.2 on page 68. DHOLLANDIA...

  • Page 40: Importance Of Preventative Maintenance

    Competent and regular preventative maintenance is essential to the operational reliability of the liftgate as well as the safety of the operator and all bystanders.  All maintenance and repair work must be performed by authorized DHOLLANDIA service agents, and using original DHOLLANDIA replacement parts only. ...

  • Page 41: Load Charts And Correct Loading Procedures

     DHOLLANDIA disclaims liability for all personal bodily injury and / or property damage that results from overloading practices.  The maximum rated capacity is the maximum weight that the liftgate can carry under the following best possible circumstances: ...
  • Page 42 Keep the pallet jack and its load on the platform surface, as close as possible to the inboard platform edge. Lower and rest the the platform. pallet or load on the platform surface to prevent it from shifting position while lifting and lowering. DHOLLANDIA...
  • Page 43 / lower it on the platform.  NEVER use the platform to level the ground surface, or to push or pull loads or material by means of the platform. NEVER use the platform to move snow or other debris. DHOLLANDIA...

  • Page 44: Operating Instructions - Principles And Procedures

    In case of manual closure, the platform is opened and closed manually, with assistance of one or more torsion bars inside the platform. Refer to the operation manual of the DH-VO*K9 lifts for important safety instructions on manual closure lifts. Copies of that manual can be obtained from the national DHOLLANDIA distributor. See page 4 for contact info. ...

  • Page 45: Main External Control Boxes

     The most popular models are outlined below. Contact the national DHOLLANDIA distributor for operation instructions on other models, or models with different options, prior to operating the liftgate. See contact info on page 4. Turn clockwise and hold to activate joystick ❷...
  • Page 46 When the liftgate is equipped with hydraulic stabilizing legs, the control units above are completed by a turn switch to push the legs down or pull them up. Turn switch commanding the functions LEG DOWN - LEG UP ❶ On OAE030… units On OAE041… units Operation: DHOLLANDIA...
  • Page 47 OPEN - LOWER - LIFT - CLOSE. The units are not available with an integrated main battery disconnect switch. Flush mount control unit (ref. OAE031.ZP) Operation: Flush mount control unit (ref. OAE033.Z) for liftgate with hydraulic retention ramp (ref. OVP152) Operation: Dual toggle-switch control box (ref. OAE044.ZP) Operation: DHOLLANDIA...

  • Page 48: Auxiliary Controls

    Failure to abide by these warnings may result in serious bodily injury or death to the operator or any bystanders. Toggle-switch controls [ref. OAE015.O]  DHOLLANDIA recommends the use of the LIFT / LOWER controls integrated in one of the guard rails on the platform. Operation: DHOLLANDIA...
  • Page 49  The most popular options are outlined below. If missing in this overview, contact your national DHOLLANDIA distributor for operation instructions on other models, or models with different configurations, prior to operating the liftgate. See contact info on page 4.

  • Page 50: Switching The Main Power On / Off

    In case of combined system, (main battery disconnect and cabin switch) both must be switched on to activate the liftgate. Switching off only one of two will deactivate the liftgate, but it is strongly recommended to switch-off both. NEVER leave the main battery disconnect switch on while liftgate is not is use. DHOLLANDIA...

  • Page 51: Operation Of The Standard Multi-Deck Column Lift With Hydraulic Closure

    [see 9.1 on page 42]. [see 9.2 - 9.3 on page 43 - 48] in vertical position. Deploy the cart-stops or retention ramp at the outboard platform edge. DHOLLANDIA...
  • Page 52 LOWER the platform to the ground, with LIFT the platform off the ground, with and instructions at all times. respect for the load charts. respect for the load charts. At the highest floor, release the button when you hear the hydraulic system go in overpressure. DHOLLANDIA...
  • Page 53 Additionally, turning the main battery disconnect switch (if disconnect switch in the external control so equipped) counter-clockwise will switch off electrical power to the liftgate. box, or both if both are available). Close the cover of the control box. DHOLLANDIA...

  • Page 54: Operation Of The Internal Column Lift Without Tilt Cylinders

    Deploy the cart-stops or retention ramp at ALWAYS stand behind the platform while the outboard platform edge. disengaging the stow locks or pins. NEVER stand or walk below a platform that is not secured by other means than its hydraulic cylinders and safety valves. DHOLLANDIA...
  • Page 55 LOWER the platform to the lowest vehicle LIFT the platform, with respect for the load and instructions at all times. floor, with respect for the load charts. charts. At the highest floor, release the button when you hear the hydraulic system go in overpressure. DHOLLANDIA...
  • Page 56 At any time during the operation, release the activated button(s) to stop the platform from moving. Additionally, turning the main battery disconnect switch (if so equipped) counter-clockwise will switch off electrical power to the liftgate. DHOLLANDIA...

  • Page 57: Operation Of The Dh-Voh.d4 Removal Lift

    If the platform movement feels unstable, DO NOT go any higher, try to stabilise the platform, and reduce the load on the platform in a safe way. Contact your superiors or DHOLLANDIA for further advice. See page 4 for contact info.
  • Page 58  The external control box foresees following functions: DHOLLANDIA...
  • Page 59 Select between main external control box or auxiliary control to continue. [see 9.2 - ALL guard rails and lock them in vertical 9.3 on page 43 - 48] position. Deploy the cart-stops or retention ramp at the outboard platform edge. DHOLLANDIA...
  • Page 60 Above roof respect for the load charts. Above roof level, limit the load to 1,102lb (500kg) level, limit the load to 1,102lb (500kg) max. max. ALWAYS release the button when you hear the hydraulic system go in overpressure. DHOLLANDIA...
  • Page 61 At any time during the operation, release the activated button(s) to stop the platform from moving. Additionally, turning the main battery disconnect switch (if so equipped) counter-clockwise will switch off electrical power to the liftgate. DHOLLANDIA...

  • Page 62: The Use Of Stabilizing Legs

     The height of the stabilizing legs should be adjusted during loading and unloading, to adapt them to the variation in the vehicle suspension. Failure to properly adjust height of stabilizing legs increases the risk of serious injury or death to the operator and any bystanders.  Operation: Joystick control box (ref. OAE030.BT) Arctic control box (OAE041.BP) DHOLLANDIA...

  • Page 63: The Use Of Cart Stops

    See page 4 for contact info.  Consult the DHOLLANDIA website to view operation videos on the various types of cart-stop systems (http://www.dhollandia.com/US/en-us/101/#/cat/0). www.dhollandia.com → Videos → General → Roll-stop systems OAP100.M = Manual cart-stops, operated by springs...
  • Page 64 CLOSE Kick the lever into position 1. Step on the cart-stop flap. DHOLLANDIA...
  • Page 65 RAMP DOWN Press RAMP DOWN on the main external control box or on the auxiliary controls. See §9.2 - 9.3. RAMP UP Press RAMP UP on the main external control box or on the auxiliary controls. See §9.2 - 9.3. DHOLLANDIA...

  • Page 66: Decals

    NEVER remove or paint over any decal. Missing, worn or illegible warning decals must be immediately replaced. Get free replacement decals from DHOLLANDIA. Contact your regional DHOLLANDIA distributor. See page 4 for contact ❽ info.  The operator should comply with all affixed safety ❽...
  • Page 67 Type Decal n° ❶ External lift EF0599.EN Internal lift EF0600.EN DH-VOH.D4 removal lift EF0601.EN DHOLLANDIA...
  • Page 68 ❼ distance of minimum 10” from the inboard edge of the platform adjacent to the rear sill of the vehicle body. ❸ EXAMPL ❽ ❹ EXAMPL ❺ DHOLLANDIA...
  • Page 69 ❾ ❿  Liftgate decals used and affixed in areas, other than the rear of the vehicle: ⓫ Cabin switch in driver’s cabin to switch electrical power to liftgate on / off (if so equipped) DHOLLANDIA...

  • Page 70: Use Of The 'Warning. Liftgate Out Of Service. Do Not Attempt To Operate' Sign

    ‘WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE’ sign provided with the liftgate on a position clearly visible to other potential operators. See examples below. The liftgate must not be used again until it has been serviced or repaired by a qualified service technician.  EF0586.US EXAMPLE DHOLLANDIA...

  • Page 71: Meaning Of Safety And Warning Signs

    11 MEANING OF SAFETY AND WARNING SIGNS MANDATORY ACTION signs WARNING signs Contact your regional DHOLLANDIA distributor. Overview and keep visual control over the working area of the liftgate at all times. Consult the DHOLLANDIA website. General warning sign, used to alert the user to potential hazards.
  • Page 72 Switch OFF the electrical power to the liftgate 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 73: End Note

    Competent and regular preventative maintenance is essential to the operational reliability, and the safety of the operator and bystanders.  All maintenance and repair work should be performed by authorized DHOLLANDIA service agents, and using only authorized OEM DHOLLANDIA replacement parts. ...

This manual is also suitable for:

Dh-vb seriesDh-vx series

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