Bendix-commercial-vehicle-systems AD-SP SYSTEM PURGE AIR DRYER 10/04 Manuel d'utilisateur

1®SD-08-2414Bendix® AD-IP® Integral Purge and AD-IP® PuraGuard® Oil Coalescing Integral Purge Air DryersFIGURE 1 - BENDIX® AD-IP® INTEGRAL PURGE AIR D

10FIGURE 8 - BENDIX® AD-IP® AIR DRYER INTERNAL COMPONENTS – HORIZONTAL DELIVERY CHECK VALVE111213171046512219202114181573823 24 252DISCHARGE LINE UNLO

11Item Description Qty.Reference Figure 81 5/16” Cap Screw 12 O-ring 13 5/16” Sleeve Nut 14 Mounting Strap 15 Saddle Bracket 16 End Cover 17 3/8” Cap

12FIGURE 10 - BENDIX® AD-IP® AIR DRYER CABLE BRACKET INSTALLATION There are two types of upper mounting brackets; saddle type (shown in Figure 8), an

13 Disassembly of the desiccant cartridge assembly should not be attempted! Detail parts for the cartridge are not available and the cartridge cont

14VEHICLE APPLICATION REQUIREMENTSThe basic application requirements presented here apply to a standard air dryer installation. The majority of highwa

15VEHICLE PREPARATION1. Park the vehicle on a level surface and prevent movement by means other than the brakes.2. Drain all reservoirs to 0 psi.LOC

16CONNECTING THE AIR LINESPURGE CONTROL LINE1. Install a purge control air line having a minimum inside diameter of 3/16 inches between the Bendix® A

173. The wire harness—available in the Wire Harness and Splice Kit from authorized Bendix® parts outlets —is not included with the service replacemen

18BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY1. Air dryer is constantly “cycling” or purging. Air dryer purges frequently (ev

19BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY1. Air dryer is constantly “cycling” or purging. Air dryer purges frequently (ev

2GENERAL SAFETY GUIDELINESWARNING! PLEASE READ AND FOLLOW THESE INSTRUCTIONSTO AVOID PERSONAL INJURY OR DEATH:When working on or around a vehicle, the

20BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY1. Air dryer is constantly “cycling” or purging. Air dryer purges frequently (ev

21BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY 2. Water and/or oil in the supply or service reservoir. A. Improper discharge

22BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY 2. Water and/or oil in the supply or service reservoir (continued). E. (Contin

23BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY2. Water and/or oil in the supply or service reservoir (continued). G. Compress

24BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY5. Constant exhaust of air at air dryer purge valve exhaust. (Charge mode.)A. A

25BENDIX® AD-IP® AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS CAUSE REMEDY8. Desiccant material being expelled from the air dryer purge valve exhaust (may

26Compressor with up to 25% duty cycleFootnotes: 1 With increased air demand the air dryer cartridge needs to be replaced more often.2 Use the drai

27HOLSET TYPE “E & QE” COMPRESSOR W/O ECON VALVEDASH GAUGELOW PRESSURE INDICATORAdditional Troubleshooting InformationThe troubleshooting procedur

28Complaint: Can Not Build System Pressure• Discharge line plugged or restricted: see Common Test 1.• Air pressure trapped between the govern

29Complaint: System Pressure Goes to 150+ psi• Drain the air system to zero (0) psi, remove/disconnect the governor from the compressor. Start the

3 IMPORTANTWhen servicing, note that standard Bendix AD-IP air dryers, or air dryer cartridges, may be serviced with PuraGuard® oil coalescing air dry

30IMPORTANT: The Complaints, Causes and Remedies presented here should not be considered as the only situations possible. They are only meant to rep

4FIGURE 2 - BENDIX® AD-IP® INTEGRAL PURGE AIR DRYER CHARGE CYCLEOPERATIONGENERALNote: Unless otherwise stated in this manual, the Bendix® AD-IP® air

5FIGURE 3 - BENDIX® AD-IP® INTEGRAL PURGE AIR DRYER PURGE CYCLEDESICCANT BEDPURGE VOLUMEDISCHARGE PORTEXHAUSTPURGE VALVETURBO CUT-OFF VALVEENGINE TURB

6CARTRIDGE BOLTPURGE VOLUMEDELIVERY PORTCHECK VALVE (BLACK)PURGE VALVETURBOCUT-OFFVALVESUPPLYPORTCONTROLPORTOIL SEPARATORFIGURE 4 - BENDIX® AD-IP® AIR

7For Bendix AD-IP air dryers: Preventive Maintenance is as easy as 1-2-3Adhering to a preventive maintenance schedule is crucial to keeping a vehicle’

8Notes:1. Visually check for physical damage to the air dryer such as chaffed or broken air and electrical lines and broken or missing parts.2

9Purge Valve Maintenance KitsPurge Valve Assembly TypeConguration / InstallationPieceNumber Purge Valve Assembly Kit for climate conditions above -40