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INSTALLING AND CONFIGURING THE 

WABCO iABS WITH AUTOMATIC LIFT 

AXLE CONTROL OPTION

KITS 400 612 039 0, 400 612 040 0, 400 612 041 0. MUST BE USED WITH THE WABCO 

PREMIUM ECU/VALVE ASSEMBLIES: 400 500 350 0 (2S/1M), 400 500 450 0 (4S/2M) 

TP19039

TECHNICAL BULLETIN

Summary of Contents for TP19039

Page 1: ...THE WABCO iABS WITH AUTOMATIC LIFT AXLE CONTROL OPTION KITS 400 612 039 0 400 612 040 0 400 612 041 0 MUST BE USED WITH THE WABCO PREMIUM ECU VALVE ASSEMBLIES 400 500 350 0 2S 1M 400 500 450 0 4S 2M...

Page 2: ......

Page 3: ...ontinue the production of parts described at any time Table of Contents 1 General Information 4 2 Safety Information 6 3 Important Information 6 4 Introduction 7 4 1 Configuration of Lift Axles by Fun...

Page 4: ...t in irreversible injury or death if the warning is ignored CAUTION Description of a possible situation which may result in irreversible injury if the warning is ignored NOTICE Description of a possib...

Page 5: ...ocuments and standards applicable to WABCO products such as SAE J447 and SAE J908 at www sae org Refer to the National Highway Tra c Safety Administration NHTSA website to find all current documents r...

Page 6: ...aution hazard alert messages in this publication They provide information that can help prevent serious personal injury damage to components or both WARNING To prevent serious eye injury always wear s...

Page 7: ...trailer manufacturer When the lift axle control valve is activated and raises the axle an optional lift axle indicator on the trailer is activated to signal to the driver that the lift axle is in the...

Page 8: ...er supply air This feature is useful for slider positioning or fast loading operations to ensure that the lift axle is in the down position Specifically when the delivery line from the trailer spring...

Page 9: ...1908 WARNING When you work on an electrical system the possibility of electrical shock exists and sparks can ignite flammable substances You must always disconnect the battery ground cable before you...

Page 10: ...10 Introduction Fig 2 4017324a...

Page 11: ...11 Introduction Fig 3 4017173a...

Page 12: ...yonet connector end of the cable will plug into the pressure sensor P N 441 044 106 0 Refer to Figures 1 2 and 3 depending on the override functionality selected The pressure sensor must be attached t...

Page 13: ...ft axle in the lowered position as long as the parking spring brakes are set This is achieved by pulling the red dash valve in the towing vehicle to remove supply air from the trailer B For Trailers w...

Page 14: ...light cable is not part of the kit Please choose the appropriate length for your application Refer to Appendix IV WABCO requires that an LED light or incandescent light of less than 1 amp is used Ens...

Page 15: ...15 Introduction Fig 6 4017111a 2 From the top menu bar go to the Modify pull down menu and select GIO Configuration Figure 7 Fig 7 4015076a...

Page 16: ...appear asking if the optional lift axle indicator light will be used Select Yes or No depending on the trailer application Figure 8 Fig 8 4017327a Once you select whether the optional indicator light...

Page 17: ...17 Introduction Fig 9 4017328a CABLE CONNECTIONS WITH INDICATOR LIGHT Fig 10 4017329a CABLE CONNECTIONS WITHOUT INDICATOR LIGHT...

Page 18: ...n of the optional light being used if previously selected The lifting and lowering pressures can then be entered Figure 12 Fig 12 4017331a Determining Lifting and Lowering Pressures Values will be obt...

Page 19: ...validated and programmed when the OK button is pressed When a confirmation message appears press the OK button to continue Figure 13 Fig 13 4017332a 7 After selecting OK on the Lift Lowering Pressure...

Page 20: ...r and ensure both air and power are hooked up Release the trailer spring brakes using the red trailer brake valve on the tractor dash The lift axle should move to the raised position once the spring b...

Page 21: ...CABLE 4 4 2 Using the Lift Axle Test Rig Automatic Override Prior to beginning the test the WABCO ABS with Lift Axle Control must be installed and have successfully completed the End of Line testing...

Page 22: ...ft axle test rig tee fitting 2 Connect the test rig s pressure sensor to the pressure sensor cable which is plugged into port 1 of the HUB cable plugged into GIO 1 or directly plugged into GIO 1 if th...

Page 23: ...ures from 40 to 300 F 40 to 150 C Lubricants approved for use on WABCO sensors and spring clips are as follows The use of non approved lubricants is at your own risk Please note that non approved lubr...

Page 24: ...a provision for the sensor extension cable are recommended as opposed to tie wraps WABCO does not supply this part Fig 18 SENSOR CABLE 3 76 MM 4003573a 5 Install the wheel hub carefully so that the t...

Page 25: ...loop Do not coil the cable and pinch into a bowtie or dog bone shape All cable zip ties should be tightened in a manner only to the extent that the cable is held sufficiently in place Fasten the exces...

Page 26: ...ture or air line This first anchor point should be a minimum 6 inches 152 mm of cable length from the cable com ponent connection and a maximum of 12 inches 305 mm This applies to all sensor power val...

Page 27: ...remote mounted cables the sen sor extension cables are attached to the air lines Cable clips are preferred over zip ties It is important to remember that cables should be fastened in a manner where t...

Page 28: ...round point A common chassis ground point connects the trailer frame chassis to the ground pin of the J560 seven way connector and will protect the vehicle electrical system from unwanted electrical n...

Page 29: ...isconnect all cable connections to devices and components and protect the plug ins and connec tions from contamination and humidity Always connect the grounding electrode directly with the metal next...

Page 30: ...Control Valve Cable 1 3 449 826 030 0 Pressure Sensor Cable 1 4 894 600 120 2 GIO HUB Cable 1 or 2 Qty 1 If indication light is not used Qty 2 If indication light is used NOTE KIT ONLY COMES WITH 1 5...

Page 31: ...e 3 Pin Pressure Sensor Automatic Override Switch Cable 449 826 010 0 449 826 030 0 449 826 100 0 1 M 3 M 10 M GIO 1 or 2 GIO Cable 2 Pin Lift Axle Valve Cable 449 408 010 0 449 408 040 0 449 408 060...

Page 32: ...32 Appendix IV PARTS LIST Slot on iABS Modulator Application Part Number Length N A Lift Axle Control Valve 463 084 050 0 N A N A Pressure Switch 431 700 002 0 N A...

Page 33: ...33 Notes Notes...

Page 34: ...Vehicle Motion Control Integrated Safety Automated Driving and Electric Mobility ZF o ers comprehensive solutions for established vehicle manufacturers and newly emerging transport and mobility servic...

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