Right Weigh 221-SK Installation Manual

Strain sensor epoxy kit for steer axles
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Installation Manual
STRAIN SENSOR EPOXY KIT
221-SK
FOR STEER AXLES

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Summary of Contents for Right Weigh 221-SK

  • Page 1 Installation Manual STRAIN SENSOR EPOXY KIT 221-SK FOR STEER AXLES...
  • Page 2 IMPORTANT! Please read instructions COMPLETELY and thoroughly before installation. Right Weigh, Inc. is not responsible or liable for any negative consequences as a result of improper installation or operation, including but not limited to product failure, or damage that could affect the integrity of the vehicle. The installation steps in this manual are for the sole use of trained installers.
  • Page 3: Table Of Contents

    CONTENTS Parts Included Tools Required How It Works Installation Instructions Axle Preparation Applying Epoxy Epoxy Jig Assembly Tension Bar Pickup Coil & Metal Cover Connect To Scale Warranty Return Policy & Repairs...
  • Page 4: Parts Included

    PARTS INCLUDED 4 x Worm Drive Hose Clamps Extension Cable (25’) (1 large, 2 medium, 1 small) Pick-Up Coil Metal Cover RW #EL-004-0054 RW #HW-010-0047 Loop Clamp Washer Bolt...
  • Page 5 PARTS INCLUDED 1/4-20 Bolt 1/4” Lock Washer Mounting Blocks Alignment Dowel 1/4-20 Bolt 1/4” Lock Washer Tension Bar Epoxy Jig RW #EL-001-0002 Assembly 11” Cable Ties 7” Cable Ties 2 x Butt 1 x Heat Connectors J-B Weld Shrink...
  • Page 6: Tools Required

    TOOLS REQUIRED 7/16” Wrench Tape Nut Drivers Measure 1/4” and 5/16” Marker Stirring Stick for Epoxy Angle Grinder Paper Plate or Sander Sockets Torque Wrench 5/16” and 7/16”...
  • Page 7: How It Works

    HOW IT WORKS The sensor is mounted so that it compresses or extends as the axle bends. The change in length of the sensor is measured and converted to weight by the Right Weigh gauge after calibration. EMPTY LOADED The tension bar is a wear item, whose life span depends on environmental conditions and severity of use.
  • Page 8: Installation Instructions

    AXLE PREPARATION MARK THE CENTER OF THE AXLE Use the tape measure to find the center of the axle. Mark the center line with a marker. The sensor must be placed on the TOP of the axle AXLE MARK MOUNTING BLOCK LOCATIONS Place the Epoxy Jig Assembly AXLE MOUNTING...
  • Page 9: Applying Epoxy

    APPLYING EPOXY PREP EPOXY JIG FOR INSTALL Place the Epoxy Jig on the axle, offset from the marked install location, so it’s ready to be postitoned in the epoxy. Take 2 medium hose clamps and wrap them over the bottom edge of the epoxy blocks and around the axle loosley. MIX EPOXY Mix J-B Weld two part epoxy evenly in a 1:1 ratio.
  • Page 10: Epoxy Jig Assembly

    EPOXY JIG ASSEMBLY POSITION JIG ONTO EPOXY Position the Epoxy Jig on the axle center line so that the mounting blocks are seated in the pools of epoxy. Tighten the two hose clamps to secure the jig in place. Torque each clamp to 80 in-lbs. WAIT 24 HOURS FOR EPOXY TO CURE The vehicle must remained parked for 24 hours whie the epoxy cures.
  • Page 11: Tension Bar

    TENSION BAR INSTALL TENSION BAR Carefully install the tension bar into the mouting blocks. TENSION BAR TIGHTEN MOUNTING BLOCK BOLTS Tighten both mounting block bolts to clamp the tension bar in place. Torque each bolt to 10 ft-lbs.
  • Page 12: Pickup Coil & Metal Cover

    PICKUP COIL & METAL COVER INSTALL PICKUP COIL AND CLAMP Install pickup coil over the tension bar so that the PICKUP COIL cable points in desired direction on the axle. Use the small hose clamp to TENSION BAR clamp the pickup coil in place.
  • Page 13: Connect To Scale

    CONNECT TO SCALE INSTALL LOOP CLAMP Bend the loop clamp over LOOP CLAMP the cable about 4” from the pickup coil. CABLE LOOP CLAMP WASHER Bolt the loop clamp to the metal cover as shown using BOLT the supplied bolt and washer.
  • Page 14: Warranty

    Right Weigh, Inc. product. Right Weigh, Inc. does not assume responsibility or liability for any loss or damage resulting from the use of our products. Right Weigh, Inc. shall not be liable for direct, indirect, special, incidental, or consequential damages, including loss of profits or loss of time, arising from the performance of a Right Weigh, Inc.
  • Page 15: Return Policy & Repairs

    Before uninstalling the product, contact customer service at 503-628-0838 or email rwls@rwls.com for required troubleshooting. Right Weigh, Inc. will evaluate the returned product(s) at no charge. If the product is determined to be under warranty, it will be repaired or replaced with equivalent product(s).
  • Page 16 CONTACT US FOR FOLLOW US! ADDITIONAL SUPPORT RightWeighInc (503) 628-0838 (888) 818-2058 - Toll Free (USA ONLY) rightweigh_inc support@rwls.com rwlsinc right-weigh-inc- www.rwls.com/manuals-resources/ PP-003-0043 Revision F Right Weigh, Inc. February 2024 Hillsboro, Oregon USA ©2015-2024 Right Weigh, Inc. All rights reserved.

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