Bendix-commercial-vehicle-systems AD-IP INTEGRAL PURGE AIR DRYER 5/07 Manuel d'utilisateur

1SD-08-2414Bendix® AD-IP™ Integral Purge Air DryerDESCRIPTIONThe function of the Bendix® AD-IP™ integral purge air dryeris to collect and remove air s

10111618191213202223102415147463513332 303114824171916183435362DLU Style Purge Valve1722202121159FIGURE 9 - AD-IP™ AIR DRYER INTERNAL COMPONENTS

11 ITEM# DESCRIPTION1 5/16” Cap Screw2 O-ring3 5/16” Sleeve Nut4 Mounting Strap5 Saddle Bracket6 End Cover7 3/8” Cap Screw8 3/8” Lock Washer9 Lower Mo

1210. Install the desiccant cartridge (11) on the end cover (6)making certain the cartridge is properly seated and flushon the end cover.Note: It may

13CFM that an authorized Bendix parts outlet or Bendixmarketing representative be contacted for assistance.Holset “E or QE” Type Air Compressors - In

14SUPPLY RES.GOVERNORPURGE CONTROLLINE TO CON PORTHEATER &THERMOSTATLEAD TOGROUNDDELIVERY LINEFROM DEL PORTON AD-IP™ AIRDRYERAD-IP™AIRDRYERFUSE10

15FIGURE 11 - WIRING - REMOTE POWER & LOCALGROUNDGROUNDLEAD1/4" or 3/8"EYELETFRAME RAILSTAR WASHERNUT14 GAGE POWER WIREFROM VEHICLEWIRE

16AD-IP™ AIR DRYER TROUBLESHOOTING CHARTSYMPTOMS1. Dryer is constantly“cycling” or purging.Dryer purges frequently(every 4 minutes or lesswhile vehicl

17AD-IP™ AIR DRYER TROUBLESHOOTING CHART (Continued)1. Test fittings, hoses, lines and connections.Apply soap solution to detect excessiveleakage. Tig

18SYMPTOMSCAUSEREMEDYAD-IP™ AIR DRYER TROUBLESHOOTING CHART (Continued)6. With gauge installed at RES port of governor,pressure should not drop below

19AD-IP™ AIR DRYER TROUBLESHOOTING CHART (Continued)SYMPTOMS 2. Water and/or Oil inSupply or ServiceReservoir (continued).CAUSEREMEDYE. Excessive air

2OPERATIONGENERALThe AD-IP™ air dryer alternates between two operationalmodes or “cycles” during operation: the Charge Cycle andthe Purge Cycle. The f

20G. Compressor malfunction.SYMPTOMSCAUSEREMEDYAD-IP™ AIR DRYER TROUBLESHOOTING CHART (Continued)Discharge Line Freeze-Up. The discharge line mustmain

21When replacing the desiccant cartridge, makesure desiccant cartridge assembly is properlyinstalled and sealing rings are in place onmounting surface

22D. Excessive bends indischarge line (watercollects and freezes).E. Refer to Symptom 4,Causes E & F.AD-IP™ AIR DRYER TROUBLESHOOTING CHART (Conti

23AD-IP™ AIR DRYER TROUBLESHOOTING CHART (Continued)SYMPTOMS CAUSEREMEDY8. Desiccant material beingexpelled from air dryerpurge valve exhaust(may look

24Bendix® BA-922® or DuraFlo™ 596 air compressorCompressor with up to 25% dutycycleFootnotes:1 With increased air demand the air dryer cartridge need

25HOLSET TYPE"E & QE"COMPRESSORW/O ECONVALVEDASHGAUGELOW PRESSUREINDICATORAdditional Troubleshooting InformationThe troubleshooting proc

26Complaint: Can Not Build System Pressure• Discharge line plugged or restricted: see Common Test 1.• Air pressure trapped between governor and compr

27IMPORTANT: The Complaints, Causes and Remedies presented here should not be considered as the only situations possible.They are only meant to repre

28BW1811 © 2007 Bendix Commercial Vehicle Systems LLC All rights reserved. 5/2007 Printed in U.S.A.

3FIGURE 4 - AD-IP™ INTEGRAL PURGE AIR DRYER CHARGE CYCLEAir, along with the remaining water vapor, is further cooledas it exits the oil separator and

4FIGURE 5 - AD-IP™ INTEGRAL PURGE AIR DRYER PURGE CYCLEThe actual reactivation of the desiccant drying bed beginsas dry air flows from the purge volum

5CARTRIDGEBOLTPURGEVOLUMEDELIVERYPORTCHECKVALVE(BLACK)PURGEVALVETURBOCUTOFFVALVESUPPLYPORTCONTROLPORTOILSEPARATORFIGURE 7 - AD-IP™ AIR DRYER SECTIONAL

6D. Location of the air dryer is too close to the air com-pressor. Refer to “Locating AD-IP™ Air Dryer OnVehicle” section and Appendix A, Table A, col

7109498 ... CARTRIDGE BOLT KITContains a replacement desiccant cartridge bolt and relatedo-rings.5003547 .

8all reservoirs before beginning ANY work on thevehicle. If the vehicle is equipped with an AD-IS®air dryer system or a dryer reservoir module, be su

92. Install and center the exhaust diaphragm (17) over theshoulder bolt (16) making certain that the diaphragm IDis over the bolt shoulder. Then insta