Arb RD119 Manuel d'utilisateur

INSTALLATION GUIDE RD119 FORD 9”, 31 SPLINE Part No. 2102119Revision Date 08/06/2006Copyright © 2004 by ARB Cor

2 Removing the Existing Differential 8 2.6 Removing the Differential Carrier  Remove both adjuster nut locking tabs.  Loosen both bearing

3 Installing the Air Locker 9 3.1 Installing the Carrier Bearings  If the tapered roller bearings from the original differential carrier

3 Installing the Air Locker 10 3.2 Re-Mounting the Ring Gear  Remove the bolts that hold the ring gear in place.  Using a plastic or co

3 Installing the Air Locker 11 3.3 Drilling and Tapping the Bulkhead Port An airline port must be drilled and tapped through the third me

3 Installing the Air Locker 12 3.4 Checking for Assembly Clearance IMPORTANT: Some third member castings will require modification for c

3 Installing the Air Locker 13  Figure 6. shows that approximately 1.5mm was ground from the housing corner near the pinion support bearing t

3 Installing the Air Locker 14 NOTE : You should feel no backlash between the ring and pinion gears once the adjuster nut tightens.  Rev

3 Installing the Air Locker 15 3.5 Checking the Backlash  Set a depth indicator on one of the ring gear teeth (Fig.7.). F

3 Installing the Air Locker 16  Recheck backlash as before, repeating this procedure until backlash is within the specified amount.  Tighten

3 Installing the Air Locker 17 3.6 Assembling the Seal Housing  Make sure the grooves and airway of the seal housing are clean and free fr

No liability is assumed for damages resulting in the use of the information contained herein. ARB Air Locker Air Operated Locking Differentia

3 Installing the Air Locker 18  Before reinstalling the locking tabs one of the tabs will need to be shortened (see Fig. 9.) to avoid conta

3 Installing the Air Locker 19 3.7 Profiling the Seal Housing Tube IMPORTANT: In order for the seal housing to float and self center on

3 Installing the Air Locker 20 3.8 Setting Up the Bulkhead Fitting  Trim the seal housing tube that is extended through the bulkhead port

3 Installing the Air Locker 21 Figure 13. NOTE : Excessive tightening of the center compression nut is not necessary to

3 Installing the Air Locker 22 3.9 Bench Testing the Air Locker  To test the Air Locker, when 620kPa [90 PSI] shop air is applied to the s

3 Installing the Air Locker 23 3.10 Reinstalling the Differential and Axles  Reinstall the third member to the differential housing acco

4 Installing the Air System 24 4.1 Mounting the Solenoid 4.1.1 Connection to an ARB Air Compressor (Fig.15.)  Remove one of the 1/8”

4 Installing the Air System 25 4.1.2 Connection to an Alternate Air Source For ease of installation, quality of air supply, and a high le

4 Installing the Air System 26 4.2 Running and Securing the Air Line The path taken by the air line from your air source (i.e., compressor

4 Installing the Air System 27  To attach the air line to the push-in fitting of the solenoid; insert the line firmly into the fitting, pull

Table of Contents: 1 1 Introduction 31.1 Pre-Installation Preparation 31.2 Tool-Kit Recommendations 4 2 Removing the Existing Differ

4 Installing the Air System 28 HINT : If the support tube is too difficult to insert, place the end of the air line into a cup of boiled w

5 Mounting & Connecting the Electrical System 29 5.1 Mounting the Actuator Switch(es) Air Locker actuator switch(es) can be easily pan

5 Mounting & Connecting the Electrical System 30 Figure 17. 5.2 Wiring the Actuator System 5.2.1 Connectio

5 Mounting & Connecting the Electrical System 31 UP Figure 18. Figure 19. SWITCHTERMINALIDENTIFICATION ARB

5 Mounting & Connecting the Electrical System 32 5.2.2 Connection to an Alternate Air Source When connecting the actuation switch to a

5 Mounting & Connecting the Electrical System 33 5.2.2.2 Dual Air Locker System  If two Air Lockers are to be installed in the syste

6 Testing & Final Assembly 34 6.1 Leak Testing  With the vehicle parked and the engine off, turn the compressor on and wait until the

6 Testing & Final Assembly 35 6.2 Testing the Air Locker Actuation To test that your air system, electrical system, and your Air Locke

6 Testing & Final Assembly 36 6.4 Post-Installation Check List Now that the Air Locker installation has been completed, ARB recommends

7 Parts List 37 7.1 Exploded Assembly Diagram (See itemized parts list overleaf) Figure 22.

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7 Parts List 38 7.2 Itemized Parts List (See exploded diagram figure 22.) AIR LOCKER MODEL No. : RD119 ITEM # QTY DESCRIPTIO

1 Introduction 3 IMPORTANT : BEFORE ATTEMPTING TO DISMANTLE YOUR VEHICLE FOR THIS INSTALLATION, PLEASE READ THIS INSTALLATION GUIDE IN ITS E

1 Introduction 4 1.2 Tool-Kit Recommendations Below is a list of tools and supplies you may need to complete this installation. Requiremen

2 Removing the Existing Differential 5 2.1 Vehicle Support  Safely secure the vehicle on a hoist. We recommend supporting the vehicle on a

2 Removing the Existing Differential 6 2.3 Removing the Third Member  Disconnect the drive shaft from the pinion flange.  Remove both of

2 Removing the Existing Differential 7 2.5 Checking the Current Backlash Amount IMPORTANT: This step is a precautionary measure recommend