PRECAUTIONS Recognize Precautionary Information General Operational Precautions Safety-Alert Symbol The Safety-Alert Symbol is a graphic representation intended to convey a safety message without the Read and understand the Owner’s/User’s Manual and use of words. When you see this symbol, be alert become thoroughly familiar with the equipment and its to the possibility of death or serious injury.
PRECAUTIONS Operational Precautions Learn the safe way to operate this equipment. Read and understand the manufacturer’s instructions. If you have any questions, ask your supervisor. Stay clear of dock leveling device when transport Chock/restrain all transport vehicles. Never vehicle is entering or leaving area. remove the wheel chocks or release the restraining device until loading or unloading is finished, and transport driver has been given...
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PRECAUTIONS Operational Precautions Do not use dock leveling device if transport vehicle is too high or too low. Do not overload the dock leveling device. Do not operate any equipment while under the influence of alcohol or drugs. Do not leave equipment or material unattended on dock leveling device.
PPE. Refer to NFPA 70E for PPE requirements. This panel may contain more than one power source. TPR Hook must securely TPR UniLock Hook must capture Rear Impact Guard securely capture Rear Impact Hazardous Voltage (RIG). Visually inspect before Guard (RIG). Visually inspect...
PRECAUTIONS Placard O P E R AT I N G DANGER DANGER INSTRUCTIONS VEHICLE RESTRAINTS • Read and follow all instructions, warnings, and maintenance schedules in the manual and on placards. • Vehicle restraint operation and servicing is restricted to authorized ENGAGE RESTRAINT personnel.
OWNER’S/USER’S RESPONSIBILITIES 1) The manufacturer shall provide to the initial also satisfy all safety recommendations of the purchaser and make the following information original equipment manufacturer of the particular readily available to the owners/users and their application. agents, all necessary information regarding Safety Information, Operation, Installation and 6) An operator training program should consist of, Safety Precautions, Recommended Initial and...
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OWNER’S/USER’S RESPONSIBILITIES 8) When goods are transferred between the loading dock and a trailer resting on its support legs/ landing gear instead of a tractor fifth wheel or converter dolly, it is recommended that an adequate stabilizing device or devices shall be utilized at the front of the trailer.
UniLock. The UniLock vehicle The TPR UniLock is the only trailer-postioned vehicle restraint is highly adaptable to new or existing loading restraint that can automatically remove “RIG Wedge”...
INTRODUCTION Component Identification Inspect package and all components. Report any missing or damaged items immediately and note on the shipping Bill Of Lading (BOL). OUTSIDE SIGNS I O N C A U T P U L L I N O R O U T O G R E E O N L Y...
INSTALLATION Installation Precautions Post safety warnings and barricade the work area at dock level and ground level to prevent unauthorized use of the dock leveler before installation has been completed. DO NOT grind or weld if hydraulic fluid or other flammable liquid is present on the surface to be ground or welded.
INSTALLATION Installation Overview Note: This is a generic overview of a typical UniLock installation. See full installation instructions on pages 12-18 for different installation types and all steps. Disconnect (supplied by others) 5” Place control box where best suited, within arms reach, at eye level near door opening Inside Caution sign...
INSTALLATION Roller Track Installation - Without Embed Anchor Installation Note: Fifteen (15) concrete anchors are provided Do not install the UniLock vehicle restraint directly with each UniLock vehicle restraint. An anchor must onto a concrete block or brick dock face; contact be installed in each roller track plate hole except for Systems, LLC to purchase a suitable Z-bracket.
INSTALLATION Roller Track Installation - With Embed Welding Instructions Note: If the installation being worked on is a retrofit Do not install the UniLock vehicle restraint directly or replacement, make sure that the power source onto a concrete block or brick dock face; contact has been tagged and locked out according to OSHA Systems, LLC to purchase a suitable Z-bracket.
INSTALLATION Carriage Installation Figure 10 5. Install right and left spring covers (G) with clip nuts and flat head screws provided. Do not attempt to lift the carriage assembly by hand! Use a lifting device (e.g. crane, jack) when 6. Install the motor cover (D). lifting the carriage (approx.
INSTALLATION Install Control Panel and Wiring Where indicated, all components must be connected Make sure that the power source has been locked to a SAFETY EARTH GROUND that conforms to out and tagged according to OSHA regulations and the 1999 National Electrical Code Section 250-50 approved local electrical codes.
INSTALLATION Placard Installation Instructions Placard Installation Instructions • Owner/Users are responsible for the installation and placement of product • Owner/Users are responsible for the installation and placement of product • Owner/Users are responsible for the installation and placement of product placards.
OPERATION Operational Precautions Stay clear of dock leveler and vehicle restraint when transport vehicle is entering or leaving dock area. DO NOT move or use the dock leveler or restraint if anyone is under or in front of leveler. Keep hands and feet clear of pinch points. Avoid putting any part of your body near moving parts.
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OPERATION Operation - Normal Operation - Auto Re-Engage Note: Auto Re-Engage requires an iDock Control 1. Check that the transport vehicle is positioned System. Units without an iDock Control System do squarely against both dock bumpers. not have this functionality. •...
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OPERATION Operation - Bypass Operation - Bypass From Unsuccessful Engage If the trailer RIG (Rear Impact Guard) is damaged or If the restraint fails to successfully ENGAGE a trailer missing, dock leveler can be used in BYPASS. RIG, the hook will automatically return to the stored position.
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OPERATION Multi-Colored & Outside Light Sequence Charts Normal Operation Lights Condition Inside Outside Ready For Use Green Leveler Operating or Restraint Amber Engaging/Releasing In Progress Restraint Engaged Green Restraint Engage Failure Red/Amber, Display Backlight* Emergency Stop Active Red (solid)* Red (solid) *If equipped, Audible Alarm will also be active.
MAINTENANCE Maintenance Precautions Figure 18 Figure 16 Figure 17 A— Tag Out Device B —Lock Out Device C — Maintenance Prop D— Header When working with electrical or electronic controls, make sure that the power source has been tagged (A) and locked out (B) according to OSHA regulations * Unless the dock leveler is equipped with a tethered and approved local electrical codes (see Figure 16).
MAINTENANCE Periodic Maintenance Daily Maintenance Quarterly Maintenance • Verify that all inside and outside signal lights and • Complete Weekly Maintenance. alarm (if equipped) work correctly. • Inspect the following for damage/abnormal wear: Weekly Maintenance • Check welds for cracks. •...
ADJUSTMENTS Drive Chain & Brake Torque Adjustments Brake Torque Adjustment If the hook is dropping from the engaged to stored It is recommended and good safety practice to use position with very little effort, or seems like it is binding an additional means to support the dock platform and takes an unusually high amount of effort, a brake and lip anytime when physically working in front of...
ADJUSTMENTS Adjust Dock Leveler and Vehicle Restraint Interlock Dock Leveler & Vehicle Restraint Interlock Options There are two options to interlock the dock leveler and vehicle restraint*: • Restraint Engage before Leveler Operate (RELO) Interlock: Dock leveler can be interlocked with a vehicle restraint to prevent the leveler from operating until the restraint has engaged the transport RIG (Rear Impact Guard) when the...
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ADJUSTMENTS Adjust Dock Leveler and Vehicle Restraint Interlock 1. The dock leveler should be in the cross traffic position before beginning tests. 2. Back a transport vehicle with RIG bar into dock. A test fixture may be used to simulate the RIG bar. Use care to avoid damage to the equipment or harm to the operator.
TROUBLESHOOTING Limit Switch Test Procedure If the LS1 and/or LS2 limit switch is suspected to be faulty, the switch can be tested with a multimeter. Turn OFF all electrical power to the restraint. Remove motor cover. Remove LS1 and/or LS2 limit switch from carriage (see Figure 23).
TROUBLESHOOTING UniLock Troubleshooting Unless the dock leveler is equipped with a tethered When service under the dock leveler is required, remote, two people are required to engage the always lock all electrical disconnects in the OFF maintenance prop: one person to operate the unit, position after raising the platform and engaging the the other person to engage the maintenance prop.
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TROUBLESHOOTING Symptom Possible Cause Solution If brake torque is less than 42 ft-lbs, or chain is loose UniLock vehicle restraint Verify brake torque. or broken, adjust or replace as required. is operational, but the hook drops while the transport vehicle is being serviced, causing the Drive motor faulty.
PARTS UniLock Carriage Assembly OPTIONAL MOTOR/CHAIN COVER 1751-1104 L o a d i n g D o c MATERIAL DRAWN BY CHECKED DRAWIN TOLERANCES (UNLESS OTHERWISE NOTED) FRACTIONAL: 1/32" DECIMAL: .00 = .01" .000 = .005" ANGULAR: ...
PARTS Roller Track & Springs Item Quantity Part Number Description 9701-0101 SPRING COVER RIGHT HAND 9701-0100 ROLLER TRACK 9701-0216 NUT CAGE 5/16”-18 0941-0016 EXTENSION SPRING 2101-0319 5/8” X 4” CONCRETE ANCHOR (POWERS #6942 SD OR EQUIV) 9701-0102 SPRING COVER LEFT HAND 2101-0069 SCREW, SOCKET 5/16”-18 1-1/4”...
PARTS OSLA (Outside Light Assembly) MATE DRAW FRACT DECIM Item Quantity Part Number Description 3055-0011 Complete Light Housing, Yellow Plastic, With LED Lights .000 ANGU 3051-0002 Light Housing Only, Yellow Plastic This prin 3051-0147 Red LED Lens/Housing/Circuit Assembly, 12v patent an not conv 3051-0149 Green LED Lens/Housing/Circuit Assembly, 12v...
MISCELLANEOUS Customer Information Figure 27 Serial Number Carriage Number Figure 26 NOTE: Refer to Figure 26 for orientation of vehicle Dock Leveler Information restraint and Figure 27 for example of decals. The model/serial number decal is located on the Model ___________________________________ right side panel of the restraint.
STANDARD PRODUCT WARRANTY SYSTEMS, LLC warrants that its products will be free from defects in design, materials and workmanship for a period of one (1) year from the date of shipment. All claims for breach of this warranty must be made within 30 days after the defect is or can with reasonable care, be detected.
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