Anthony Liftgates DDR-25 Installation & Maintenance Manual

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INSTALLATION & MAINTENANCE MANUAL
M
odels
DDR–25
DDR–30
DDR–35
QUALITY, RELIABILITY, CUSTOMER SERVICE

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Summary of Contents for Anthony Liftgates DDR-25

  • Page 1 INSTALLATION & MAINTENANCE MANUAL odels DDR–25 DDR–30 DDR–35 QUALITY, RELIABILITY, CUSTOMER SERVICE...
  • Page 3: Table Of Contents

    6.6 Main Power Cable Fuse (175 AMP) ..24 6.7 Control Switch Fuse (10 AMP) ... . 24 Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com...
  • Page 4: General Information

    OEM manuals. If any doubt or question arises about the correct or safe method of performing anything found in this manual, contact Anthony Liftgates. Proper care is your responsibility. All users of this liftgate must SAFETY...
  • Page 5: Intended Use

    Before calling, have the serial number, model number, and lift capacity of your liftgate available. To find the most current version of all reference material Serial Number Information or for additional information, refer to the Anthony Liftgates Serial No. website at www. anthonyliftgates.com. Model No. Anthony Liftgates, Inc.
  • Page 6: Safety

    Note: Contains additional information important to a techniques that are not specifically mentioned by procedure. Anthony Liftgates are used, you must satisfy yourself that they are safe for you and for bystanders. Improper installation, operation, or maintenance of this unit could cause a dangerous situation resulting in personal injury or death.
  • Page 7: Safety Icons Nomenclature

    Do not operate (alcohol) Dangerous fumes No bystanders Battery arcing hazard No children No unauthorized welding or Crush hazard (chock wheels) modifications Liftgate crush hazard (under-tire) Do not leave out tools Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 8: Safety

    "6.1 Maintenance Safety Instructions" on page 22 instructions may lead to injury. in connection with this general safety information. Anthony Liftgates recommends not riding the liftgate, however, if the delivery operation requires it, make sure your footing is stable before raising or lowering platform.
  • Page 9: Nomenclature

    4. Nomenclature 4.1 Liftgate Nomenclature H-FRAME COLUMN HOUSING PLATFORM LATCH BRACKET SLIDE RUNNER POWER CLOSE PARTS PLATFORM SUPPORT CHAIN LATCH ASSEMBLY OPEN/CLOSE CONTROLS PLATFORM Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 10: Liftgate Pump Nomenclature

    Pump 10 Amp In-Line Fuse Flow Control Valve (black wire) Illustration of a standard pump for liftgates of this type. Some pumps may vary in appearance or included parts. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 11: Power Open / Close Pump Nomenclature

    Power Unit with Hydraulic Reservoir, Pump, and Motor Flow Control Valve Illustration of a standard pump for liftgates of this type. Some pumps may vary in appearance or included parts. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 12: Installation

    If required for installation, always use a cutting torch in a well-ventilated area and, if in an enclosed area, vent the fumes to the outside. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 13: Attaching The Liftgate To The Truck Body

    Make sure the top of the liftgate’s housing is flush with the truck bed. Rear sill and spacer must be flush. WARNING To avoid personal injury, do not work under the liftgate during installation. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 14 8. Temporarily connect the liftgate motor to an auxiliary battery or the truck’s battery to check the operation of the platform. When using a temporary battery connection make sure all safety precautions are followed. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 15 Doing so will build heat in the hydraulic power unit, which may eventually lead to damage and premature component failure. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 16: Electrical Connection To Truck's Battery

    Doing so will build heat in the hydraulic power unit, which may eventually lead to damage and premature component failure. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 17: Cut-Off Solenoid Connection

    Mounted Cut-Off Fuse Switch Vehicle Battery Liftgate Ground Solenoid BC-4 1. Locate the cut-off solenoid between the fuse assembly and the power unit. BC-12 Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 18: Cable Lug Assembly

    BC-9 BC-8 2. If needed, attach a ground strap, the same wire gauge or larger as the liftgate power cable, between the pump box and the truck frame. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 19: Bolt-On Kit Installation

    Note: Bolt-on channel kits are optional and may be made of stainless steel, unfinished steel, painted steel, or aluminum, depending on the vehicle design. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 20: Decal Placement

    Hydraulic Fluid (mounted on hydraulic reservoir) liftgate with a lower capacity; this could result in Warning, Galvanized Fumes Hazard A-131125 liftgate damage or possibly personal injury. (galvanized models only) DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 21 Note: This oil recommendation is used only for the power open/close hydraulic circuit. AR-18-76 03/2008 ATU-146 03/2008 Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 22: Maintenance And Inspection

    6.2 Periodic Inspection Points injury. All Anthony Liftgates are “Grease-Free”, which means Do not work under the liftgate while it's in a they have lubrication-free bushings at the major pivot raised position.
  • Page 23: Semi-Annual Inspection

    In an emergency, use any anti-wear hydraulic fluid, but flush the system and replace it with our recommended fluid soon as reasonably possible. Do not mix hydraulic oil and automatic transmission fluid due to possible compatibility problems. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 24: Checking The Control Switch

    Using a heat gun apply heat evenly to shrink the tubing. 7. Reconnect the power cable to the battery after making sure the platform area is clear. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 25: Checking Lowering Valve Cartridge And Solenoid

    If the cylinder operates properly, replace the flow control valve. Do not operate the WARNING liftgate without the flow control valve. Serious injury or death could result if this action is not followed. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 26: Solenoid Valve Screen

    5. Replace the cartridge and reinstall the coil. 5. Check the power down relief valve pressure in the same way as the gravity down system by installing a T-fitting and pressure gauge. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 27: Power Module Oil Pickup Tube And Filter

    1. Open the platform White wire to wire motor start 2. Remove the locknut from the streetside lobe pin. solenoid Black wire Platform raise/lower power unit shown here. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 28: Spring Replacement (Steel Platform)

    (2). For a double spring setup, also remove Do not let go of the wrench SAFETY retaining hardware (3). as the spring is still under INSTRUCTIONS tension. 4. Slowly release tension. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 29 Note: Mark the orientation of the tension bar so it can reassemble in the same orientation. 6. Slide the lobe pin outward to allow removal of the torsion rod. 7. Replace the torsion rod and reassemble. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 30: Troubleshooting Section

    "6.11 Checking Lowering Valve Cartridge and Solenoid" on page 25. Defective flow control valve. Replace the flow control valve. Refer to "6.10 Checking Flow Control Valve" on page 25. DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 31 Structural damage. Replace damaged parts (lift cylinders, sprockets, slides, cylinder, etc.). Low Voltage. Recharge battery (if less than 9 volts). Low pressure. Refill reservoir. Check pump and motor. Anthony Liftgates, Inc. DDR Installation & Maintenance Manual (6/24) www.anthonyliftgates.com 800-482-0003...
  • Page 32 "6.12 Solenoid Valve Screen" on page Defective hydraulic pump and motor. Replace power unit. Platform is not level from side-to-side. Lift cylinders are out-of-phase. Rephase cylinders. Refer to "6.4 Rephasing Hydraulic Cylinders" on page DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 33: Warranty Section

    2 yrs Mechanical + 2 yrs Electric/Hydraulic net pricing, and the appropriate flat rate labor allowance. Thank you for purchasing an Anthony liftgate. We strive Anthony Liftgates, Inc. is not responsible or liable for to produce the most trouble free and reliable liftgates loss of time, cost, labor, material, profits, direct or indirect in the market. We believe you will experience years of damages caused by failed components, whether due to reliable operation and minimum downtime interruptions.
  • Page 34 NOTES DDR Installation & Maintenance Manual (6/24) Anthony Liftgates, Inc. 800-482-0003 www.anthonyliftgates.com...
  • Page 36 1037 West HOWARD ST. P.O. BOX 615 PONTIAC, IL 61764-0615 PH: 815-842-3383 FAX: 815-844-3612 TOLL FREE: 800-482-0003 WWW.ANTHONYLIFTGATES.COM THE ORIGINAL NAME IN LIFTGATES - SINCE 1941 THE ORIGINAL NAME IN LIFTGATES - SINCE 1941 Form No. L-205-IM/MM (6-24)

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Ddr-30Ddr-35

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