Dhollandia DH-R Series Operation Manual
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Dhollandia DH-R Series Operation Manual

Fold-away liftgates
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DH-R* fold-away 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
Order ref: MD029.US.EN Doc: USE_US operation manual DHR_US EN_2020_rev1 Rev: 1 Date: MARCH 1, 2020

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Summary of Contents for Dhollandia DH-R Series

  • Page 1 DH-R* fold-away 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

    Use of the ‘WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE’ sign .......... 37 MEANING OF SAFETY AND WARNING SIGNS ..........................38 END NOTE ......................................40 ANNEXES ......................................40 13.1 Checklist for preventative maintenance and repair ........................40 DHOLLANDIA...

  • Page 3: 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 section 11 page 38 for an overview of signs and symbols used in DHOLLANDIA manuals and their meanings.

  • Page 4: 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 5: 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 6: Identification

    On the pump unit 6 DESCRIPTION AND LIFTGATE TERMINOLOGY • DHOLLANDIA liftgates are developed and manufactured using state-of-the-art technology, high quality materials and components and highly skilled workmanship. • The DH-R… series comprises of a range of fold-away liftgates, designed for a wide variety of trucks, trailers and semi-trailers, and is available with lift capacities ranging from 1,350 to 5,500 lbs.
  • Page 7 The construction with support channels and diagonal braces aims to distribute the forces of a dock impact over the rear sill and support cross members of the vehicle body and avoid damage as much as possible. DHOLLANDIA...
  • Page 8 DHOLLANDIA...

  • Page 9: 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 10 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 3 for contact info.
  • Page 11 DO NOT use the liftgate, attach the ‘WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE’ decal to the main external control box or platform, and contact an authorized DHOLLANDIA service agent for repair. Please see ‘pre-trip inspection’ procedures under 7.6 from page 19 onwards.
  • Page 12 • For loads that could slip, the use of original DHOLLANDIA cart-stops or an appropriate alternative securement device (ex. ratchet straps) is required. The load must not be able to move during movement of the platform. See 9.6 page 32 for correct use of original DHOLLANDIA cart stops.
  • Page 13 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 14: Danger Zones, Risk Of Crush And Shear Injury

    → When operating the liftgate from a position on the ground, ALWAYS stand at the side of vehicle body, at a safe distance of minimum 20” (500mm) ❷ away from the moving platform. DHOLLANDIA...
  • Page 15 ❹ • 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 16: Safe Operator Position

    (optional) which restrict both operator's feet to a predetermined position on the platform. The operator must use extreme caution when using platform mounted foot controls to avoid falling from the platform. ALWAYS maintain 3 points of contact (see page 17). DHOLLANDIA...
  • Page 17 • To prevent this hazard, ALWAYS stand on the side of the load, NEVER in front or behind. DHOLLANDIA...
  • Page 18 ▪ To reduce the risk of serious bodily injury or death from falling, DHOLLANDIA recommends the use of guard rails along the exposed edges of the liftgate platform. Guard rails may be purchased along with your liftgate at the initial order, or may be purchased and retrofitted to your liftgate later.

  • Page 19: 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 20: 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 3 for contact info.
  • Page 21 → Switch OFF power at the main battery disconnect switch or cabin switch → Attach the 'WARNING. LIFTGATE OUT OF SERVICE. DO NOT ATTEMPT TO OPERATE' sign provided with the liftgate in a clearly visible location. See 10.3 on page 37. DHOLLANDIA...

  • Page 22: 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 23: Load Charts And Correct Loading Procedures

    Uneven loading on one side of the platform should be avoided. Limit the load to 50% of the maximum rated capacity when loading on one side of the platform only. NOT OK NEVER load on one ALWAYS position side of the platform the load mid-point only. between the lift arms. Or limit load to 50% of maximum rated capacity. DHOLLANDIA...
  • Page 24 Keep the pallet jack and its load on side edges of the platform. the platform surface, as close as possible to the inboard platform edge. Lower and rest the pallet or load on the platform surface to prevent it from shifting position while lifting and lowering. DHOLLANDIA...
  • Page 25 / 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 26: Operating Instructions - Principles And Procedures

    9 OPERATING INSTRUCTIONS - PRINCIPLES AND PROCEDURES PLATFORM RIDE The ride of a liftgate describes the movement that its platform goes through when lifting and lowering. DHOLLANDIA offers 2 different types of ride on the DH-R* fold-away liftgates. Standard ramping ride...

  • Page 27: Main External Control Boxes

    North America, and are operated as shown below. • DHOLLANDIA offers various other control boxes, that may be purchased along with our liftgate upon initial order or may be purchased and retrofitted to your liftgate later. Please see www.dhollandia.com for further information or contact your national DHOLLANDIA distributor.

  • Page 28: Most Popular Auxiliary Controls

    See contact info on page 3. • The most popular options are outlined below. Contact your national DHOLLANDIA distributor for operation instructions on other models, or models with deviating configurations, prior to operating the liftgate. See contact info on page 3.

  • Page 29: Switching The Main Power On / Off

    Push button to switch liftgate power ON (indicator light on) Push button to switch liftgate power OFF (indicator light off) If equipped with option OAE510.15: Toggle to switch liftgate power ON (indication shield RED on switch) Toggle to switch liftgate power OFF (indicator shield BLACK on switch) DHOLLANDIA...

  • Page 30: Operation

    The liftgate is now ready for use to LIFT Select between the toggle-switch control control unit. or LOWER. or auxiliary control (if so equipped) to continue [see 9.2 on page 26 and 9.3 on page 27] DHOLLANDIA...
  • Page 31 LOWER buttons. push the LIFT buttons. • • If liftgate is standard ramping ride, If liftgate is standard ramping ride, the platform will tilt down the platform will tilt up progressively progressively as it is LOWERED. as it is LIFTED. DHOLLANDIA...
  • Page 32 (if so equipped) counter-clockwise will switch off electrical power to the liftgate. • Consult the DHOLLANDIA website to view the operation video on the DHR* fold-away liftgates, or scan the QR codes on the decal affixed above the control box (see right).

  • Page 33: The Use Of Cart Stops

    3 for contact info. The most popular cart-stop models are discussed below. Contact your regional DHOLLANDIA distributor for operational instructions on other models or models with different options, prior to operating the liftgate. See page 3 for contact info.
  • Page 34 CLOSE Kick the lever into position 1. Step on the cart-stop flap. DHOLLANDIA...

  • Page 35: 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 3 for contact info. • The operator should comply with all affixed safety and instructions decals. Be aware that the decals merely summarize the main points, and that the operator must know, understand, and comply with the full contents of the operation manual.
  • Page 36 ❶ ❷ ❸ ❹ ❺ ❻ DHOLLANDIA...

  • Page 37: Liftgate Decals Used And Affixed In Areas, Other Than The Rear Of The Vehicle

    10.2 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 38: Use Of The 'Warning. Liftgate Out Of Service. Do Not Attempt To Operate' Sign

    • The liftgate must not be used again until it has been serviced or repaired by a qualified service technician. • Place this decal along with the User Manual in the glove box compartment of the vehicle. EXAMPLE EF0586.US DHOLLANDIA...

  • Page 39: Meaning Of Safety And Warning Signs

    11 MEANING OF SAFETY AND WARNING SIGNS WARNING signs MANDATORY ACTION signs Overview and keep visual control over the working Contact your regional DHOLLANDIA distributor. area of the liftgate at all times. General warning sign used to alert the user to Consult the DHOLLANDIA website.
  • Page 40 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 41: End Note

    A checklist for preventive maintenance and inspection of the liftgate can be found in the annex after this page. • All maintenance and repair work should be performed by authorized DHOLLANDIA service agents, and using only authorized OEM DHOLLANDIA replacement parts.
  • Page 42 Condition, operation, routing, securement and condition of the wiring harness Handheld remote control 90 days Condition, operation, condition of holder or magnetic catch, spiral cable and plug(s) DHOLLANDIA SERV-US checklist DHR for preventive maintenance and repair-US en-2020-01 ● page 1/5...
  • Page 43 Condition inside pump unit, operation, all connections are tight, no signs of overheating Valve block, solenoid valves and hydraulic circuit 90 days No visible oil leaks during operation and at rest DHOLLANDIA SERV-US checklist DHR for preventive maintenance and repair-US en-2020-01 ● page 2/5...
  • Page 44 Condition, operation of the device. Condition, routing and securement of the harness(es) leading to the control box or pump unit Platform flags (optional) 90 days Presence, condition, visibility Mechanical platform lock (optional) 180 days Condition, operation, lubricate mechanism DHOLLANDIA SERV-US checklist DHR for preventive maintenance and repair-US en-2020-01 ● page 3/5...
  • Page 45 Refer to procedure I-SERV-G-003 in the Maintenance and Repair Manual. (Note: pressure should never exceed 220 bar / 3190 psi) Hydraulic circuit general 90 days No visible oil leaks during operation and at rest DHOLLANDIA SERV-US checklist DHR for preventive maintenance and repair-US en-2020-01 ● page 4/5...
  • Page 46 In order to guarantee the safety of the operator and bystanders in between service and inspection intervals, ALWAYS insist that operators conduct the daily pre-trip inspection in accordance with the Operation Manual. DHOLLANDIA SERV-US checklist DHR for preventive maintenance and repair-US en-2020-01 ● page 5/5...

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