Steer Axle Deflection Sensor Installation Manual - Why Air
Contents
1. Deflection Sensor Specifications Operating Temperature Range 40 to 85 Degrees C Compensated Operating Temperature Range 10 to 40 Degrees C Storage Temperature Range 40 to 85 Degrees C Rated capacity 40 000 Ibs Full Scale Input 5 VDC 10 Output 4 5 VDC 5 Rated Capacity Output range 1 010 4 5 VDC 5 Environmental Nickel Plated Steel IP rating 65 Depends on application maximum deflection is 0 150 inches at rated capacity 7 No load 41 10 out 0 VDC 10 out Full maximum load 4 5 VDC 32 APPENDIX A Teromix 6700 Product Description Teromix 6700 is a polyurethane based two component adhesive which cures at room temperature Curing can be accelerated by increasing the temperature e g IR radiator The product is supplied in a convenient twin cartridge and is rapid curing Teromix 6700 can be painted with normal commercial car paints Application Areas Teromix 6700 is used in motor vehicle body repair shops for bonding customizing and body parts Examples of possible applications include antiflutter stiffening motor hood with strut roof skin and framing wing and wheel housing bonding of plastic components such as glass fibre reinforced duromers SMC BMC ZMC to each other and to metals corrosion protection on hem flange joints Technical Data Component A Component B Color beige black Density approx 1 4 glcm3 approx 1 7 g cm3 So2. Do not calibrate for weighing operations until after the vehicle has been in normal operation for a minimum of one week following sensor installation to allow the sensor to seat A The heavy calibration must be done using a maximum vehicle load During calibration the steer axle weight at a heavy load must exceed the steer axle weigh an empty load 5 Parts amp Bill of Materials Referenced In This Guide PartNumber Description ay 910 069 000 SENSOR INSTALLATION KIT 1 010 9093 002 DEFLECTION SENSOR INTERNAL AMPLIFIER METRIPACK 150 FEMALE 12 1 Bill of Materials for Sensor Installation Kit 010 0069 000 Part Number Description ay 110 0080 000 TAB SS CONN MOUNT DFL SNSR 111 000 000 BRKT ASSY DEFL SENSOR BONDED see below 120 086 000 COVER ASSY DEFL SNSR W CAUTION DECAL 193 0009 000 WASHER FLT 375 ID PFC 9 THK USS STL Y ZN PL 199 011 000 CLAMP BAND 4 5 6 5IN DIA 21IN LONG 145 0007 000 CABLE TIE 30 X24 NYLON BLKUV 1454552001 NYLON TIE 7 T 50 NYLON BLK 3500035000 IPA PREP PADS 350 038 000 EPOXY 3M DP 420 37 ML 350 0039 000 STATIC MIXER NOZZLE 6 380 0004 00 SPLIT LOOM 0 50 FT 901 0059 000 INSTLL MANL DEFL SNSR STR AXLE Note Teromix 6700 may be used as an alternative to the 3M epoxy PN 350 0038 000 see Appendix A for details Bill Of Materials for Bracket Assembly 111 0001 000 Part Number Description ay 110 073 007 ALIGNMT TOOL DEFL SNSR 1 110 007 000 M
3. 541 431 3121 Hours of Operation Mon Fri 8am 5pm Pacific Time wunw Air Weigh com 36
4. can be lined up and the alignment tool has free play 15 Reset the alignment tool and restore the bolt into the bracket assembly and loosely fasten with its nut 16 Remove any excess adhesive in the area around the brackets to ensure proper clearance when installing the cover in the procedure s final steps Figure 9 17 Heat the top of the brackets and alignment tool using a KAT S by Five Star K1153 magnetic heater Figure 9 18 Allow time for the adhesive to cure according to the following table Ambient Temperature Cure Time using KAT S Heater 50 F 10 C 6 Hours 68 F 20 C 3 Hours 86 F 30 C 1 Hour 19 A Allow the KAT s heater to cool down for at least ten minutes prior to remov A Make sure you hold the KAT s heater only by the handle so as not to burn yourself on its heated surface If not using the Kat s Heater cure time is 24 to 72 hours depending on ambient conditions Install comlink and display gauge in cab at this time Return to sensor installation after glue has cured Do not move the vehicle with the alignment tool installed 19 Remove the alignment tool from the brackets It should fit loosely Save the two 3 8 bolts 131 0037 001 and 3 8 nuts 132 0014 000 for re use during installation of the Deflection Sensor 20 Clean the bracket channels with 1 of the alcohol pads 21 Sensor insertion Clean the sensor ends 010 9089 000 with the 1 re
5. the cartridge and screw on the mixer nozzle Cut the end of the mixer nozzle to produce the desired size of bead Applying Teromix 6700 When the gun lever is operated the material is forced through the mixer nozzle and the two components are automatically mixed Do not use the first 2 cm of extruded adhesive bead for these might not be perfectly mixed Teromix 6700 is applied directly onto the substrate without the need for any chemical primer Any excess material should be removed immediately after application The cured adhesive within the mixer will seal the cartridge A new mixer nozzle will have to be used if the cartridge is re used 34 Curing The bonded joint can be worked mechanically after 2 hours at room temperature a waiting period of 15 minutes is sufficient if an infra red radiator is used with a temperature of 60 C The infra red radiator should be placed at a distance of ca 30 cm from the bond Object temperature 60 C Cleaning Fresh non cured material e g for cleaning tools cleaning contaminations on the substrates etc may first be removed dry and then cleaned off with a suitable solvent e g acetone ethyl acetate Cleaner A Cleaner D Cured adhesive can only be removed mechanically 35 Air Weigh 1730 Willow Creek Circle Eugene Oregon 97402 9152 USA P O Box 24308 Eugene Oregon 97402 0437 USA Telephone 541 343 7884 Order Desk 888 459 3444 Customer Support 888 459 3247 FAX
6. up If the sensor output is too high but near the correct value both the HIGH and MIDDLE LEDs will ight up If the sensor output is too high the HIGH LED will light up When readings are in the acceptable range disconnect the test fixture and connect deflection sensor cable to sensor extension cable As in Step 34 route the sensor extension cable across the axle along the frame and through the cab firewall to the mounted AW5801 Truck Scale Comlink Connect the sensor connector to the 15 sensor extension cable 014 1500 028 to form a connector assembly NOTE Check A D readings if they are below 500 repeat Steps 31 a c If they are above 1185 repeat Steps 31 d f If the previous adjustments do not bring the A D readings into acceptable range then both nuts must be loosened and the process repeated from Step 28 The sensor cable may also need to be disconnected if using the Deflection Sensor Install Test Fixture Do not calibrate for weighing operations until after the vehicle has been operated for a week following sensor installation to allow the sensor to seat Do not operate the vehicle with the alignment tool in place For calibration refer to the Air Weigh manual for the AW5800 Truck Scale included in your kit The heavy calibration must be done with a maximum load on the steer axle 28 38 Cover installation Very loosely install band clamps 139 011 000 around the axle on both sides of the installed sen
7. Air Weigh Self Weighing Truck and Trailer Scales Model AW5800 On Board Scales STEER AXLE DEFLECTION SENSOR KIT INSTALLATION GUIDE For Use on Vehicles with Steel Spring Steer Axles Please Read Before Installing PN 901 059 000 Rev 6 imited Warranty For product failures due to material or manufacturing defects Air Weigh wil replace or repair all air suspension components for up to 3 years from shipment ato to the end user Air Weigh customer These three year components include Displays ComLinks Air Sensors Power Cables Air Sensor Assemblies Air Sensor Harnesses and all other associated external components Deflection Sensors have a 2 year warranty Air Weigh assumes no responsibilty for administering warranty claims directly with any third party end users The responsibilty of AirWeigh under this warranty is limited to the repair replacement or credit of the defective part or assembly This warranty does not cover incidental or consequential damage to persons or property caused by use abuse misuse or failure to comply with installation or operating instructions This limited warranty does not apply to any product that has failed dua to accident abuse alteration installation not consistent with printed installation instructions improper maintenance improper operation or as a result of system integration or installation not explicitly approved in writing by Air Weigh ir Weigh and its resellers sha
8. TG BRKT DT GLUED 7 DEG 2W 181 0037 001 SCR MACH 375 24X2 25 HEX HD STL GR 8 Y ZN PL a 192 0014 000 NUT HEX 375 24 GRD 8 Y ZN PL 350 0040 000 TAPE VINYL FOAM 1 4 CLOSED CELL FT 2 350 0041 000 TAPE FILAMENT 2 36 3 WIDE FT 22 Optional items Part Number Description 010 0071 000 INSTALLATION KIT DEFLECTION SENSOR BONDED MOUNT 395 043 000 TOOL TESTER DEFLECTION SENSOR Includes Application Note 901 0083 000 for test fixture operation 6 TOOLS REQUIRED Sander with 40 grit medium Chalk or permanent marker Flat blade screwdriver 9 16 wrench Torque wrench 20 80 ft lb range 9 16 socket OPTIONAL e 3MEPX Plus Il Manual Applicator KAT S by Five Star K1153 magnetic heater e Deflection Sensor Install Test Fixture NOTE The Deflection Sensor DS Installation Kit Air Weigh PIN 010 071 000 which can be purchased separately includes both the EPX Applicator P N 010 0021 000 and the KAT S heater P N 010 0070 000 The Deflection Sensor Install Test Fixture Air Weigh P N 395 0043 000 can be used to measure A D readings of the deflection sensor without connection to the AW5801 Truck Scale Comlink NOTE AID refers to the analog to digital conversion of the sensor reading SENSOR INSTALLATION OVERVIEW Welded Install Note Welding is the preferred method of installing the deflection sensor brackets The following instructions are applicable to all steer deflection sensor install
9. amine product prior to disposition OR for repairs or replacements Air Weigh requires a Return Material Authorization RMA number to be issued before the ilem is returned Contact Customer Support Department at 868 459 3247 for an RMA number Please reference this RMA number in all correspondence Claimed items shall be shipped freight pre paid to Air Weigh Customer Support Department 1730 Willow Creek Circle Eugene Oregon 97402 USA The Air Weigh RMA number shall appear on the outside of the retum packaging ir Weigh shall examine retumed material within 30 days after receipt or sooner if mutually agreed upon If Air Weigh determines that the part or assembly was defective in material or workmanship and within the warranty period Air Weigh will repair or replace the part or assembly and retum freight pre paid In the event Air Weigh determines that the part or assembly cannot be repaired or replaced and is within the warranty period a credit not to exceed the purchase price will be issued to the Air Weigh customer Air Weigh Accounting will process a credit memo and notify the Air Weigh customer by email or fax The Air Weigh customer will process a corresponding debit memo and notify Air Weigh Accounting It the part or assembly received by Air Weigh does not meet the requirements of the warranty program set forth above at the Air Weigh customers request the part or assembly will either be discarded returned fre
10. ds 350 0035 000 13 A You must clean the axle with alcohol before you start sanding and after you finish sanding for glue installs Figure 2 3 With 40 grit medium sand the portion of the axle just marked and cleaned so that it is free of paint and other residues Clean the area just sanded with 1 of the supplied alcohol pads Figure 2 14 Figure 3 4 Re mark the center of the steer axle Figure 3 Figure 4 5 Clean the underside of the bracket assembly 111 0001 000 with 1 of the supplied alcohol pads Figure 4 Ensure that the bracket assembly bolts are only loosely 15 fastened to the nuts so that the alignment tool 110 0073 000 has a slight amount of free play Leave the foam strip on the bottom attached to the bracket assembly 6 Adhesive application The working time of the glue at 73 F is about 20 minutes 7 Assemble a 3M EPX Manual Applicator 010 0021 000 using the 2 1 plunger and the supplied duo pak glue cartridge 350 0038 000 Note See Appendix A page 30 if using Teromix 6700 adhesive Figure 5 8 Remove the cap from the cartridge Dispense and discard a small amount of adhesive to be sure both sides of the duo pak cartridge are flowing evenly and freely Figure 5 16 Figure 6 9 Attach the mixing nozzle 350 039 000 Following the adhesive manufacturer s instructions apply the adhesive liberally to the bottom of the bracket ass
11. e firewall Check for sensor readings in range Mount the cover over the sensor and brackets GLUE INSTALLATION OVERVIEW DRAWINGS STEP 1 BOND MOUNTING BRACKETS TO AXLE roman STEM 10 SENSOR INSTALLATION OVERVIEW DRAWINGS Note Sensor assembly instructions are the same for welded or glued bracket installation the following diagrams show glued brackets STEP 2 DRIVER SIDE INSTALL DEFLECTION SENSOR ISTEP 3 DRIVER SIDE INSTALL COVER THe BAND Lames I Alternate Step 2 and 3 Passenger Side Install Cover ALTERNATE STEP 2 PASSENGER SIDE INSTALL DEFLECTION SENSOR ALTERNATE STEP 3 PASSENGER SIDE INSTALL COVER ELECTION SENSOR COVER GEESE aes Air Weigh recommends the following install procedure 1 2 Weld or glue sensor bracket to axle While weld is cooling or glue is curing mount in cab components Continue deflection sensor install after weld has cooled or glue has cured For glue mounts only when glue is dry spray epoxy paint over brackets where adhered to axle to seal BRACKET AND SENSOR INSTALLATION INSTRUCTIONS N N Figure 1 1 Axle and bracket preparation Mark the center of the steer axle Figure 1 2 Mark the top of the axle at 2 3 8 inches on either side of center Clean the entire 4 3 4 inch wide area inside the marks with 2 of the supplied alcohol pa
12. embly Figure 6 Do not remove the foam strip from the bottom of the bracket Ensure that there is no adhesive in the bracket channels or mounting bolt holes Completely remove any that may have been put there accidentally Remove and discard the mixing nozzle when finished and replace the cap on the adhesive cartridge Figure 7 17 10 Mounting the brackets on the axle Place the bracket assembly in the center of the axle Figure 7 Make sure the center mark on the alignment tool lines up with the center mark on the axle Figure 8 11 Run a band clamp 139 0011 000 through the slot in the bottom of each bracket Figure 8 previous page Tighten the band clamps very firmly to secure the brackets in place ensuring that the bracket assembly remains parallel to the axle length and the alignment tool has some play in the brackets 12 The band clamps should be very tight If necessary to make the bracket assembly parallel to the axle length loosen the band clamps and readjust the bracket assembly Then retighten the band clamp 18 Remove the filament tape 350 041 000 from the top of the bracket assembly and discard 14 Temporarily unscrew one of the bolts 131 037 001 in the bracket assembly from its nut 132 004 000 and remove the bolt from the bracket assembly Ensure the 18 unfastened side of the alignment tool lifts easily in and out of the bracket If it binds loosen one or both band clamps so the brackets
13. ide cable run Insertone of the bolts with washer through the bracket hole on the sensor end without the TOP label on it from the front of the vehicle to the rear Figure 12 A Figure 12 B 23 Place a 3 8 ID flat washer on the second bolt Slide the second bolt through the bracket holes from the front of the vehicle to the rear Place a washer then connector assembly bracket tab 110 080 000 on bolt Ensure the tongue and tab extend around the sensor end Figure 12 B previous page 27 Place a hex nut on each bolt and hand tighten A When tightening the sensor mounting bolts you must torque the nut not the bolt head 28 Tighten the nut on the cable end of the sensor to 25 ft lbs of torque Use torque wrench on the nut not on the bolt head Torque will be increased in Step 30 29 Tighten the nut on the non cable end of the sensor to 25 ft lbs of torque Use torque wrench on the nut not on the bolt head Torque will be increased in Step 31 30 Tighten the nut on the cable end of the sensor to 50 ft lbs of torque Use torque wrench on the nut not on the bolt head 31 Tighten the nut on the non cable end of the sensor to 50 ft lbs of torque Use torque wrench on the nut not on the bolt head Check A D readings at this time using the display in the cab comlink and sensor must be connected to display and powered up or deflection sensor install test tool per Step 37 NOTE AID refers to the analog t
14. ight collect or repaired or replaced at the Air Weigh customer s expense and returned freight collect Air Weigh 1730 Willow Creek Circle Eugene Oregon 97402 9152 USA P O Box 24308 Eugene Oregon 97402 0437 USA Telephone 541 343 7884 Onder Desk 388 459 2444 Customer Support 888 459 3247 FAX 541 431 9121 Hours of Operation Mon Fr Sam Spm Pactie Time wow Ai Weigh com 3 Table of Contents INTRODUCTION Parts amp Bill of Materials Referenced In This Guide 6 TOOLS REQUIRED 7 SENSOR INSTALLATION OVERVIEW 8 SENSOR INSTALLATION OVERVIEW DRAWINGS11 BRACKET AND SENSOR INSTALLATION INSTRUCTIONS Deflection Sensor Specifications APPENDIX A oak INTRODUCTION The Air Weigh Steer Axle Deflection Sensor is a major component of several Air Weigh Tractor Truck Scale kits Properly installed it allows the user to determine the weight on a spring ride steer axle For the most accurate weighing follow the installation procedures in this guide exactly See the user manual included with your kit for complete scale installation calibration and operation You must have the ComLink and display installed and powered to be able to check A D readings using the DIAGNOSTICS menu in the display Alternately you can also use the optional Deflection Sensor Test Tool to get measurements directly at the sensor A Do not move the vehicle until after alignment tool removal Step 19
15. lids 3 h at 100 C gt 98 gt 98 Mixing ratio by volume 100 100 Mixture components A B Color dark grey Pot life 100 g 23 C approx 10 mins Tack free time approx 30 mins Solid to hand pressure at 23 C approx 2 hrs at 80 C approx 10 mins Curing time at 23 C approx 6 hours 85 of final strength Shore A hardness approx 90 33 Shear Strength approx 23 MPa on measured after 2 d at 23 C approx 13 MPa Cross head speed 100 mm minute Paintability good In service temperature range 40 C to 80 C Short exposure up tot hour 140 1 C Pretreatment of the adhesion surfaces The parts to be joined must be free from oil grease moisture dirt and release agents One proven method of preparing the bonding faces of plastics is mechanical roughening of the surface brushing abrasive rubbing sandblasting Such mechanical treatment removes adhesion inhibiting surface layers e g release agents Metals may either be primed e g cathodic EC 2 component epoxy resin primer or they should be grinded The Teromix system The Teromix system consists of the Teromix hand gun the efficient Teromix 6700 double cartridge and a mixer nozzle static mixer Precise instructions are included with every pack Inserting the cartridge Push the lock on the Teromix hand gun upwards and draw the piston bar back as far as the stop Place the Teromix cartridge in the cartridge guide unscrew the cap from
16. ll have no rosponsibiiy or liability for damages if the purchaser or any other person alters the vehicle incorporating Ai Weigh products Tris limited warranty shall not apply to any product that has been repaired or altered by anyone not employed by Air Weigh or not operated in accordance with the manufacturers printed material delivered with this product Air Weigh hereby expressly disclaims any and all implied warranties of any type kind of nature whatsoever particulary any implied warranty of merchantability or fitness for a particular purpose not expressly stated by Air Weigh in its printed material delivered with its products Some states do not allow the exclusion or limitation of incidental or consequential damages If such laws apply the limitations or exclusions contained in the terms and conditions of this Warranty may not apply This warranty gives you specific legal rights and you may also have other rights which vary state to state Mayo cone US Paten Nos ee 5170874 IMP Foreign Palen Nos S365 1905191 Copyia 2008 2006 2007 by Tech Transport Ecos ncorpratad A ht reserved A Wei ok Wear Weg Gna end Tech Transpor Beso e egstered vena a f Tecn Transpo Electonics etre et and produci or see names held hs dosent are ie raderar or repsire adorns i a respectu hoo Imai carlin shi Hera was sea ine psionic Cag may have bon made der apice a are rat Procedure for Warranty Claims 1 In the event Air Weigh requests to ex
17. maining alcohol pad 22 Insert the sensor with its cable extending away from the side of the vehicle where you ll route the sensor extension cable to the firewall The TOP lettering at the opposite end should face up See Step 2 on page 8 in the Installation Overview Drawings showing an installation with routing planned on the driver side or Alternate Step 2 on page 9 in the Installation Overview Drawings showing an installation with routing planned on the passenger side 20 Figure 10 23 Mount the sensor in the channels Align the sensor with the bracket holes Figure 10 24 Place a 3 8 ID flat washer 133 0009 000 on one of the 3 8 x 2 1 4 bolts 131 0037 001 saved in Step 16 Figure 117 21 Driver Side Cable Run Note See 26 P next page for passenger side cable run 25 D Driver side cable run Insert one of the bolts with washer through the bracket hole on the sensor end without the TOP label on it from the front of the vehicle to the rear Figure 11 A previous page Figure 11 B y lt Insert the second bolt through the connector assembly bracket tab 110 0080 000 then through the 3 8 ID flat washer Slide bolt through the bracket hole from the front of the vehicle to the rear Ensure the tongue and tab extend around the sensor end Figure 11 B Figure 12 A Note See 25 D previous page for driver side cable run 26 P Passenger s
18. o digital conversion of the sensor reading 24 If the reading is below 500 or there is no reading at all follow these steps to exert a pre load on the sensor a Loosen the nut on the non cable end of the sensor b Insert a wedge i e a flat blade screwdriver under the non cable end of the sensor until an appropriate AID reading is reached for example Steer 500 1185 c Tighten nut on non cable end of sensor to 25 ft lbs If A D readings are stil within range remove wedge and check A D readings Proceed with Step 30 If the reading is above 1185 d Loosen the nut on the non cable end of the sensor e DO NOT WEDGE the sensor Tighten nut on non cable end of sensor to 25 ft lbs Check A D readings if they are below 500 repeat Steps 31 a c If they are above 1185 repeat Steps 31 d f If within range proceed with Step 32 If using the Deflection Sensor Install Test Fixture Before connecting the sensor to the sensor extension cable check AID readings and adjust if necessary at this time according to Application Note 901 0083 000 included in tester kit and Step 37 see page 25 Otherwise proceed with next step of installation 25 Figure 13 32 Assembling the connectors Connect the sensor connector to the 15 sensor extension cable 014 1500 028 to form a connector assembly Figure 13 Figure 14 33 Mount the connector assembly on the connector assembly bracket tab by inserting the tab in
19. s where the sensor brackets will be welded to the steer axle The balance of the install should be completed per user s manual included with your kit Material Needed e Alcohol or degreaser Small grinder or sand paper C clamp e ARC or wire welder A Prepare Axle for welding and bracket placement 1 Clean center of axle in preparation for sensor bracket placement a Measure and mark center of axle b Clean axle on both sides of the center mark in an area wide enough to encompass brackets 1 Use alcohol or degreaser to remove grease 2 Sand off any paint in the area 2 If not already assembled attach alignment tool to the two brackets Remove foam strip from the bottom of bracket Center bracket on axle Use C clamps to hold bracket in place Weld bracket see Step B Allow to cool before removing clamps and alignment tool 8 poao Weld Bracket 1 Weld a full bead on front and back of each bracket piece 2 Allow to cool before removing clamps and alignment tool 3 Do not operate vehicle with alignment tool in place Glue Install alternative to welding Mark the center of the axle and prepare it for glue Apply glue to the bottom of the bracket assembly Mount bracket assembly on the axle with band clamps Tighten the band clamps and let the glue cure Mount the sensor and mounting tab to the brackets Connect the cables and mount to the tab Route the extension cable through th
20. sor Ensure that the band clamp on the driver side circles both the axle and the sensor extension cable E Figure 15 39 Mount the cover on top of the sensor and sensor brackets so that the sensor cable is completely under the cover The bracket band clamps should emerge from the cover s side ports Figure 15 The sensor extension cable should emerge from the cover s end port on the side that you will be routing the cable to the firewall Figure 16 29 40 Slip each band clamp over the flange on the ends of the cover and tighten in place Figures 16 on previous page and 17 Figure 18 41 Routing the cable Run the sensor extension cable along the rear of the axle towards the side of the truck securing with band clamp 139 011 000 Place split loom 380 0004 001 over the band clamp where the cable crosses it Secure the cable to the band clamp with nylon ties 145 4552 001 Figure 18 Use additional 24 nylon ties 145 007 000 as required to secure the cable 30 Refer to the Air Weigh manual for the AW5800 Truck Scale for complete Installation Calibration and Operation of your Air Weigh On board scale Do not calibrate for weighing operations until after the vehicle has been operated for a week following sensor installation to allow the sensor to seat Do not operate the vehicle with the alignment tool in place The heavy calibration must be done using a maximum vehicle load
21. the grooves on the sensor extension cable connector The connector grooves are on the side opposite the installed connector position assurance tab Figure 14 26 34 Route the sensor extension cable across the axle along the frame and through the cab firewall NOTE Be sure to leave enough slack in the cable between the axle and frame to allow for axle movement 35 When the AW5801 Truck Scale ComLink is mounted connect the sensor extension cable to the appropriate AWS801 port as follows For a single Drive Axle sensor connect Steer Axle sensor to AW5801 Port B e For dual Drive Axle sensors connect Steer Axle sensor to AW5801 Port C For more information about sensor port connections see Important Installation Instructions Installing Sensor s for This Kit 901 0039 000 included in the Truck Scale kit documents package 36 Refer to the Air Weigh manual for the AW5800 Truck Scale included in your kit On your AW5800 Weight Gauge Display find the A D reading for the Steer Axle Check that the A D reading for the Steer Axle is in the range 500 to 1185 Skip Step 37 37 If using the Deflection Sensor Install Test Fixture A D readings will be shown on a series of LEDs If the sensor output is too low the LOW LED will light up If the sensor output is too low but near the correct value both the LOW and MIDDLE LEDs will light up 27 If the sensor output is appropriate only the MIDDLE LED will light
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