Arb RD149 Manuel d'utilisateur Page 1

INSTALLATION GUIDE NISSAN M226,32 SPL Part No. 2102149Revision Date 08/08/2008Copyright © 2008 by A

2 Removing the Existing Differential 8 2.6 Removing the differential carrier  Remove the adjuster nut locking tabs.  Remove the bearing cap

3 Installing the Air Locker 9 3.1 Mounting the Ring Gear  Remove the bolts that hold the ring gear in place.  Using a plastic or copper ham

3 Installing the Air Locker 10 Figure 4. 3.2 Installing the Carrier Bearings  Apply a thin film of high pr

3 Installing the Air Locker 11 3.3 Drilling and Tapping the Bulkhead Port An air line port must be drilled and tapped through the differenti

3 Installing the Air Locker 12 3.4 Assembling the Seal Housing Figure 7.  Make sure the grooves and airway of the sea

3 Installing the Air Locker 13 3.5 Setting the Backlash  Assemble the remaining bearing cup onto the right-hand side of the Air Locker.  L

3 Installing the Air Locker 14  Adjust the backlash using an adjuster nut wrench to tighten or loosen the adjuster nuts as required. (Refer to

3 Installing the Air Locker 15 3.6 Setting up the Bulkhead Fitting  Apply thread sealant to the threads of the bulkhead body.  Screw the b

3 Installing the Air Locker 16 NOTE : Be sure to insert the correct end of the center compression nut into the bulkhead body. The thread h

3 Installing the Air Locker 17 3.7 Profiling the Seal Housing Tube  With the seal housing tube now firmly secured into the bulkhead fitting

No liability is assumed for damages resulting in the use of the information contained herein. ARB AIR LOCKER Locking Differentials and AIR LOCKER a

3 Installing the Air Locker 18 3.8 Bench Testing the Air Locker  To test the Air Locker, when 620kPa [90 PSI] shop air is applied to the sea

3 Installing the Air Locker 19 3.9 Reinstalling Differential and Axles  Install the axles and cover plate as detailed in your vehicle servi

4 Installing the Air System 20 4.1 Mounting the Solenoid 4.1.1 Connection to an ARB Air Compressor (Fig.13.)  Remove one of the 1/8” BS

4 Installing the Air System 21 4.1.2 Connection to an Alternate Air Source For ease of installation, quality of air supply, and a high level

4 Installing the Air System 22 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 23 NOTE : To remove the air line from the push-in fitting; pull outward on the flange of the fitting, push the ai

4 Installing the Air System 24 HINT : If the support tube is too difficult to insert, place the end of the air line into a cup of boiled wat

5 Mounting & Connecting the Electrical System 25 5.1 Mounting the Actuator Switch(es) Air Locker actuator switch(es) can be easily pane

5 Mounting & Connecting the Electrical System 26 5.2 Wiring the Actuator System 5.2.1 Connection to an ARB AIR COMPRESSOR When wiri

5 Mounting & Connecting the Electrical System 27 Figure 17. 5.2.2 Connection to an Alternate Air Source When connecting the

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

5 Mounting & Connecting the Electrical System 28 5.2.2.2 Dual Air Locker System  If two Air Lockers are to be installed in the system

6 Testing & Final Assembly 29 6.1 Leak Testing  With the vehicle parked and the engine off, turn the compressor on and wait until the a

6 Testing & Final Assembly 30  Turn the compressor (or alternate air source) on to charge the air supply up to its maximum pressure.  Rota

6 Testing & Final Assembly 31 6.4 Post-Installation Check List Now that the Air Locker installation has been completed, ARB recommends t

6 Testing & Final Assembly 32

7 Parts List 7.1 Exploded Assembly Diagram (See itemized parts list overleaf) Figure 20. 33

7 Parts List 7.2 Itemized Parts List (See exploded diagram Figure 20.) AIR LOCKER MODEL No. : RD149 ITEM # QTY DESCRIPTION PART

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3 IMPORTANT : BEFORE ATTEMPTING TO DISMANTLE YOUR VEHICLE FOR THIS INSTALLATION, PLEASE READ THIS INSTALLATION GUIDE IN ITS ENTIRETY, AS WELL AS

2 Removing the Existing Differential 4 1.2 Tool-Kit Recommendations Below is a list of tools and supplies you may need to complete this ins

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

2 Removing the Existing Differential 6 2.4 Marking the Bearing Caps  Using a small pointed center punch, gently mark the bearing caps in a

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