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NORDOCK SMART-HOOK AR-20K Installation & Owner's Manual
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NORDOCK SMART-HOOK AR-20K Installation & Owner's Manual

Rotating hook vehicle restraint
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TM
SMART-HOOK
SERIES
AR-20K
Rotating Hook
Vehicle Restraint
Installation & Owner's Manual
This manual applies to model AR-20K restraints manufactured beginning June 2019
with serial numbers 46680 and greater
P/N 59-0066 rev A
N
ORDOCK INC.
Website: nordockinc.com ~ Email: sales@nordockinc.com ~ Toll free: 866-885-4276
Nordock Inc. reserves the right to make changes to specifications without notice or obligation. Nordock products may be covered by
various U.S. and foreign patents or pending applications.

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Summary of Contents for NORDOCK SMART-HOOK AR-20K

  • Page 1 P/N 59-0066 rev A ORDOCK INC. Website: nordockinc.com ~ Email: sales@nordockinc.com ~ Toll free: 866-885-4276 Nordock Inc. reserves the right to make changes to specifications without notice or obligation. Nordock products may be covered by various U.S. and foreign patents or pending applications.
  • Page 3 Contents Contents ....................1 Preface ....................2 Problems, Errors and Omissions ................. 2 Restraint Identification ....................2 Copyright ........................2 Warranty ....................3 Safety Practices ..................4 Labels .......................... 5 Installation .................... 6 Tools Required ......................7 Mounting Requirements ....................7 Installation with Pit Type Levelers................
  • Page 4 Restraint Identification It is very important that in order to obtain the best possible service from Nordock Inc., please provide the model and serial number of the restraint whenever you contact us. Below is the same serial number plate that will be found on the left hand hook side plate (standing outside facing the restraint).
  • Page 5 Nordock Inc. will at its option within the first year either: 1. Replace the product or the defective portion thereof without charge to the purchaser; 2. Alter or repair the product on site or elsewhere, as Nordock Inc. may deem advisable, without charge to the purchaser.
  • Page 6 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Safety Practices The operators of this unit must read these safety practices before installing, operating or servicing the AR-20K restraint. Failure to follow these safety practices may result in bodily injury, property damage or death.
  • Page 7 12. If you have any questions, contact your supervisor or your local Nordock Incorporated representative.
  • Page 8 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Installation WARNING IMPROPER INSTALLATION OF THIS VEHICLE RESTRAINT COULD RESULT IN SERIOUS INJURY OR DEATH TO DOCK WORKERS OR OTHER RESTRAINT USERS A typical AR-20K Rotating Hook restraint installation is shown below.
  • Page 9 Docks constructed of other materials require special mounting considerations. Contact your local Nordock distributor for application specific information. 5. Do not install the restraint anchor bolts into concrete of questionable integrity.
  • Page 10 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Installation with Pit Type Levelers WARNING ALWAYS USE DOCK LEVELER SUPPORT WHEN WORKING UNDER A DOCK LEVELER RAMP OR LIP Place barricades around pit on dock floor and driveway while installing the...
  • Page 11 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A 4. Drill Ø5/8” dia. holes into the pit wall (minimum 4-5/8” deep) using the backplate as a template. 5. Check to make sure that the backplate is plumb and flush with the dock wall. If it is not, then use (7) shims 2”...
  • Page 12 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A WARNING Improper installation that allows the pendant dock leveler lip to support the weight of the dock leveler could result in serious injury or death. It is sometimes necessary to install lip deflector plates to prevent the possibility of the pendant lip storing on top of or behind the restraint backplate.
  • Page 13 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A CAUTION NEVER weld on the restraint after it has been wired to the control box and the power is on. Damage to the controls or wiring may result.
  • Page 14 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A WARNING Before doing any electrical work, the power must be disconnected and properly locked/tagged off. Failure to do so could result in death or serious injury. All electrical work must meet all applicable codes and be carried out by a qualified technician.
  • Page 15 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A 9. The outside signal light is to be placed approximately 9 ft above the driveway on the driver’s side of the door opening as shown in the diagram below. Drill a hole through the wall at the centre of the signal light mounting position.
  • Page 16 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A 16. Apply power to the control box and verify correct operation as follows: a. One light must be on, both interior and exterior at all times.
  • Page 17 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A NOTE: If you have any other combination of inside/outside lights, shut the power off to the panel for approximately 10 seconds and then turn it back on. Press the “RELEASE” button and wait for 10 seconds.
  • Page 18 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Installing and Connecting the Battery IMPORTANT NOTE !!! It is strongly recommended not to connect the battery until the control panel has been mechanically and electrically installed and the power has been turned on. If the battery is connected prior to the power being hooked up to the panel, it will exhaust itself in approximately a 24hr period.
  • Page 19 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Install the battery in the panel as shown in the adjacent picture. It is positioned top of the metal stand-off post on the bottom left of the panel and the terminals are oriented to the upper right.
  • Page 20 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Operation WARNING Before operating or maintaining this truck restraint, read and follow the safety practices contained in this manual. Failure to follow the guidelines in this manual and those in effect in the workplace can result in serious bodily harm and equipment damage.
  • Page 21 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A To Hitch the Truck: 1. Position truck against dock bumpers and set brakes. 2. Press the “LOCK” button on the control panel. The hook will rotate up to engage the truck’s ICC bar.
  • Page 22 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A NOTE Sometimes during the loading/unloading process, the trailer may “creep” ahead a few inches. This may create a condition with the restraint known as trailer “pinch”. The hook...
  • Page 23 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Power Outages: The AR-20K is equipped with a 24 VDC battery backup system that is designed to maintain both hook and communication light functions in the event of a power outage.
  • Page 24 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Maintenance Schedule WARNING Before servicing this restraint, read and follow the safety practices contained in this manual. Failure to follow the guidelines in this manual and those in effect in the workplace can result in serious bodily harm and equipment damage.
  • Page 25 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Parts List -23-...
  • Page 26 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Item Description / Model Note Carriage Weldment 52-1053 Roller, Carriage (w/ bearing) 52-1014 Slope Extension Weldment 52-1013 Clevis Pin, 1" x 4" Steel, Non Plated 13-2658 Washer, 1", Flat, Steel, Plated, SAE...
  • Page 27 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Item Description / Model Note Strap, Rubber Cable Clamp 13-2786 Washer, #10, Plated 13-1956 Control Cable, AR-10/20K, w/ waterproof connectors 53-1097 Sign, Outside Caution 23-0124 Control Panel, AR-10/20K, 115V...
  • Page 28 Nordock Inc. Owner’s Manual – SMART-HOOK SERIES - AR-20K Rotating Hook, 59-0066 rev A Standard Wiring Diagram -26-...