Air Weigh LoadMaxx Installation Manual

For trucks and tractors with single, dual, 6x2 and dedicated air pressure drive
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LoadMaxx
Installation Guide
for Trucks and Tractors with
Single, Dual, 6x2 and Dedicated
Air Pressure Drive
Air-Weigh Customer Support: 888-459-3247
1
PN 901-0119-000-R6

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Summary of Contents for Air Weigh LoadMaxx

  • Page 1 LoadMaxx Installation Guide for Trucks and Tractors with Single, Dual, 6x2 and Dedicated Air Pressure Drive Air-Weigh Customer Support: 888-459-3247 PN 901-0119-000-R6...
  • Page 2: Table Of Contents

    Air Line Installation for Each Leveling Valve......4 Route Air Line from Air Suspension...........5 Route Air Line for Dedicated Trailers ........6 Installing Air Pressure Sensor(s)..........7 Installing the LoadMaxx Interior Hardware........9 Installing the Tractor Cab Display..........9 Preparing the Cab Display for Installation.........9 Installing the ComLink..............10 Connecting the ComLink Wiring Harness........11...
  • Page 3: Scale Overview

    HCV. Two drive axles make up a single group and the displayed weight will be for the total tandem weight. The LoadMaxx on-board scale can display up to nine axle groups on one tractor/trailer combination. Once the LoadMaxx scale is calibrated, it is not necessary to recalibrate unless the suspension characteristics change.
  • Page 4: Tools Required

    Tools Required The list below contains the tools and other materials (customer supplied) to properly install the AP Drive Sensor(s) on the tractor. • Screwdrivers – flathead and/or Phillips • Assorted wrenches • Drill • 2 1/8” hole saw • Optional ¾”...
  • Page 5: Installation Overview

    Installation Overview ote: The following order of installation instructions is a guide. If you wish to install the dash components prior to the sensor(s) it will not effect the install process. Installing Air Suspension Sensor(s) Air Line Installation for each leveling valve Route the air line from the air suspension to behind the dashboard.
  • Page 6 1. Route a ¼-inch air line from the airbag suspension to the dash. If part number 010-0023 was not ordered with your order, you will need to source an air-line and fitting. 2. Use a ¼-inch straight street-T at the top of a convenient drive axle suspension air bag to access air pressure.
  • Page 7 Routing Air line for Dedicated Tractor / Trailer Scale Requires additional part #010-0028-000 1. Remove existing air line connection from one trailer air bag. 2. Install street-T into air bag. 3. Install fitting into side of street-T and connect to air line. 4.
  • Page 8: Installing Air Pressure Sensor(S)

    11. Attach quick disconnect fitting to one end of coiled air hose and couple to quick disconnect fitting on front bulkhead of trailer. 12. Drill hole in tractor bulkhead near where existing air lines attach to the tractor and install bulkhead fitting. 13.
  • Page 9 The Air-Weigh kit includes fittings for terminating an air line of ¼ inch. Air-Weigh only supplies the connectors needed for a terminated connection. Additional T-fittings may need to be purchased separately. 1. Connect sensor to fitting and tighten firmly. 2. Push end of air line into fitting and ensure connection is firmly secured.
  • Page 10: Installing The Comlink And Display

    Installing the ComLink and Display The Optional Universal Mounting Pod can be used for installations where there is no space in the dash to mount the scale display. Preparing the Cab Display for Installation 1. Select a location for the display (1) on the dash panel (5) with at least 3”...
  • Page 11: Installing The Comlink

    Installing the ComLink Select a location behind the dash for the LoadMaxx ComLink, ensure there is adequate access to the scale and the electrical connections. The LoadMaxx ComLink should be oriented with the connectors facing downward and installed by any of the following three methods, using the hardware provided.
  • Page 12: Connecting The Comlink Wiring Harness

    Connecting the ComLink Wiring Harness Connecting the ComLink to Power The ComLink wiring harness connects the Air-Weigh scale system to the vehicle’s power and ground circuits, and connects the ComLink to the scale display and to the alarm output of a customer- provided warning device.
  • Page 13 5. Connect electrical cable from opposite end of air pressure sensor to appropriate port on ComLink. See the Kit Configuration Sensor Assignment Table on pg. 13 to determine the appropriate port for the sensor connector. NOTE: One of the most common install errors is plugging the senosrs into the incorrect ports.
  • Page 14: Secure Cables And Reassemble The Dash

    Air-Weigh Scale. Enter empty weights only when the vehicle is empty! Enter loaded weights only when the vehicle is loaded! See LoadMaxx Calibration and Operations Manual for Calibration and user instructions. Overview for other AP Sensor(s) Installation •...
  • Page 15 IMPORTANT SENSOR INSTALLATION INSTRUCTIONS Note: Calculated steer model numbers require the vehicle to have a 5th wheel Kit Configuration Sensor Assignment Sensor Type Number Sensor Installed on this AP = Air Pressure Sensors ComLink Suspension See Kit Part DS = Deflection Sensor Sensor Cable HCV = Height Control Valve Number for...
  • Page 16 Number Sensor Type Sensor Installed on this ComLink AP = Air Pressure Sensors See Kit Part Suspension Sensor Cable DS = Deflection Sensor Number for Input Jack HCV = Height Control Valve Model Number LC = Load Call Drive Sensor A <not used>...
  • Page 17 Number Sensor Type Sensor Installed on this ComLink AP = Air Pressure Sensors See Kit Part Suspension Sensor Cable DS = Deflection Sensor Number for Input Jack HCV = Height Control Valve Model Number LC = Load Call Trailer Drive, Dual HCVs AP, AP Sensor A &...
  • Page 18: Limited Warranty

    Limited Warranty Air-Weigh warrants (the “Limited Warranty”) that the Products will be free from defects in material and workmanship under normal use and service with proper maintenance for the following time periods: (a) for new Scale kits, the Limited Warranty period will be 3 years; (b) for new parts and accessories sold separately, the Limited Warranty period will be 1 year;...
  • Page 19: Procedure For Warranty Claims

    Procedure For Warranty Claims ALL customers should first contact Air-Weigh Customer Support Department at (888) 459-3247 for questions regarding the use, operation, repair or return of any Air-Weigh product. In the event Air-Weigh requests to examine the product prior to disposition OR for repair or replacement, Air-Weigh requires a Return Material Authorization (RMA) number be issued before the item is returned.
  • Page 20 1730 Willow Creek Circle • Eugene, OR 97402-9152 USA P.O. Box 24308 • Eugene, OR 97402-0437 USA Telephone (541) 343-7884 • Order Desk (888) 459-3444 Customer Support (888) 459-3247 • Fax (541) 431-3121 www.Air-Weigh.com I awsales@air-weigh.com...

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