Arb RD132 User Manual

INSTALLATION GUIDE TOYOTA 8”, 50mm CARRIER BEARING RD132 Part No. 2102132Revision Date 18/09/2008C

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 NOTE : If you are installin

3 Installing the Air Locker 11 Figure 5. 3.3 Drilling and Tapping the Bulkhead Port An ai

3 Installing the Air Locker 12  Cover the drive pinion area with a rag to protect it from metal filings.  Secure the differential housing to

3 Installing the Air Locker 13 NOTE : Before attempting to install the adjuster nuts, make sure the threads on the inside of the bearing caps

3 Installing the Air Locker 14 3.5 Checking the Backlash  Set a depth indicator on one of the ring gear teeth. (Fig.7.)  While supporting

3 Installing the Air Locker 15 3.6 Installing the Seal Housing  Make sure the grooves and airway of the seal housing are clean and free fr

3 Installing the Air Locker 16  Install the spring clip by first hooking both ends of the clip into the small aligned cutouts of the seal housi

3 Installing the Air Locker 17 IMPORTANT: The seal housing must still be able to freely float after the tube is connected to the bulkhead fitt

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 Figure 11. NOTE : Excessive tightening of the center compression nut is not necessary to fo

3 Installing the Air Locker 19 3.8 Profiling the Seal Housing Tube  With the seal housing tube now firmly secured into the bulkhead fitting

3 Installing the Air Locker 20 Figure 14. IMPORTANT: In order for the seal housing to float and self center on the bearing

3 Installing the Air Locker 21 3.9 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 22 3.10 Reinstalling Differential and Axles  Replace the paper gasket on the axle housing flange.  Reinstall t

4 Installing the Air System 23 4.1 Mounting the Solenoid 4.1.1 Connection to an ARB Air Compressor (Fig.16.)  Remove one of the 1/8” BS

4 Installing the Air System 24 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 25 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 26 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 27 HINT : If the support tube is too difficult to insert, place the end of the air line into a cup of boiled wat

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 5.1 Mounting the Actuator Switch(es) Air Locker actuator switch(es) can be easily pane

5 Mounting & Connecting the Electrical System 29 Figure 18.

5 Mounting & Connecting the Electrical System 30 5.2 Wiring the Actuator System 5.2.1 Connection to an ARB AIR COMPRESSOR When wiri

5 Mounting & Connecting the Electrical System 31 5.2.2 Connection to an Alternate Air Source When connecting the actuation switch to an

5 Mounting & Connecting the Electrical System 32 5.2.2.2 Dual Air Locker System  If two Air Lockers are to be installed in the system

6 Testing & Final Assembly 33 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 34  Turn the compressor (or alternate air source) on to charge the air supply up to its maximum pressure.  Rota

6 Testing & Final Assembly 35 6.4 Post-Installation Check List Now that the Air Locker installation has been completed, ARB recommends t

6 Testing & Final Assembly 36

7 Parts List 37 7.1 Exploded Assembly Diagram (See itemized parts list overleaf) Figure 23.

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7 Parts List 7.2 Itemized Parts List (See exploded diagram Figure 23.) AIR LOCKER MODEL No. : RD132 ITEM # QTY DESCRIPTION PART

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