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ARB AIRLOCKER RD168 - User Manual

ARB AIRLOCKER RD168
44 pages
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RD168
DANA 60HD, C-CLIP,
35 SPLINE, 4.56 & UP
AIR OPERATED
LOCKING DIFFERENTIAL
INSTALLATION GUIDE
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Summary

1 Introduction

1.1 Pre-Installation Preparation

Essential preparatory steps and considerations before beginning the installation process.

1.2 Tool-Kit Recommendations

Comprehensive list of necessary tools and supplies required for the installation.

2 Removing the Existing Differential

2.1 Vehicle Support

Safe and proper methods for supporting the vehicle during differential removal.

2.2 Differential Fluid Drain

Procedure for draining the differential oil and inspecting for wear indicators.

2.3 Disconnecting the Axles

Detailed steps for safely disconnecting the axle shafts from the differential assembly.

2.4 Marking the Bearing Caps

Critical step for marking bearing caps to ensure correct reassembly and alignment.

2.5 Checking the Current Backlash Amount

Measuring the existing ring and pinion backlash for comparison with specifications.

2.6 Removing the Differential Center

Techniques for safely removing the differential center using a housing spreader.

3 Installing the Air Locker

3.1 Insuring Adequate Oil Drainage

Checking differential housing for proper oil drainage, with modification guidance.

3.2 Approximate Backlash Shimming

Measuring original components to calculate correct shim thickness for backlash.

3.3 Mounting the Ring Gear

Proper procedure for cleaning, heating, and securing the ring gear to the Air Locker.

3.4 Drilling and Tapping the Bulkhead Port

Creating a port in the differential housing for the air line bulkhead fitting.

3.5 Assembling the Seal Housing

Assembling the seal housing, O-rings, and shim pack onto the Air Locker carrier.

3.6 Pre-Load Shimming

Determining and applying correct shim thickness for bearing pre-load and end float.

3.7 Reinstalling the Bearing Caps

Correctly reinstalling bearing caps and tightening bolts to specified torque values.

3.8 Checking the Backlash

Verifying the backlash measurement after installation and shimming.

3.9 Setting Up the Bulkhead Fitting

Assembling the bulkhead fitting, seal housing tube, O-rings, and compression nut.

3.10 Profiling the Seal Housing Tube

Gently bending the seal housing tube to ensure proper clearance inside the housing.

3.11 Bench Testing the Air Locker

Performing initial air pressure tests on the Air Locker for engagement and leaks.

4 Installing the Air System

4.1 Mounting the Solenoid

Connecting the solenoid valve to the air source and the air line.

4.2 Running and Securing the Air Line

Guidelines for routing and securing the air line to prevent damage and snagging.

4.3 Connection to the Bulkhead Fitting

Attaching the air line to the differential's bulkhead fitting using compression fittings.

5 Mounting & Connecting the Electrical System

5.1 Mounting the Actuator Switch(es)

Selecting an appropriate location and mounting the Air Locker control switch.

5.2 Wiring the Actuator System

Wiring the actuator switch, solenoid, and compressor for system operation.

6 Testing & Final Assembly

6.1 Leak Testing

Comprehensive leak testing of the entire air system, including fittings and seals.

6.2 Reinstalling the Axles

Procedure for reinstalling the axle shafts and securing them with the cross shaft and C-clips.

6.3 Testing the Air Locker Actuation

Operational test to confirm the Air Locker engages and disengages correctly.

6.4 Re-Sealing & Filling the Differential

Replacing the differential cover and refilling with the correct type and amount of fluid.

6.5 Post-Installation Check List

A final checklist to ensure all critical installation steps have been completed accurately.

7 Parts List

7.1 Exploded Assembly Diagram

Visual diagram showing the exploded view of the Air Locker components.

7.2 Specifications

Key technical specifications for the RD168 Air Locker model.

7.3 Itemized Parts List

A detailed list of all included parts, quantities, and part numbers.

Summary

1 Introduction

1.1 Pre-Installation Preparation

Essential preparatory steps and considerations before beginning the installation process.

1.2 Tool-Kit Recommendations

Comprehensive list of necessary tools and supplies required for the installation.

2 Removing the Existing Differential

2.1 Vehicle Support

Safe and proper methods for supporting the vehicle during differential removal.

2.2 Differential Fluid Drain

Procedure for draining the differential oil and inspecting for wear indicators.

2.3 Disconnecting the Axles

Detailed steps for safely disconnecting the axle shafts from the differential assembly.

2.4 Marking the Bearing Caps

Critical step for marking bearing caps to ensure correct reassembly and alignment.

2.5 Checking the Current Backlash Amount

Measuring the existing ring and pinion backlash for comparison with specifications.

2.6 Removing the Differential Center

Techniques for safely removing the differential center using a housing spreader.

3 Installing the Air Locker

3.1 Insuring Adequate Oil Drainage

Checking differential housing for proper oil drainage, with modification guidance.

3.2 Approximate Backlash Shimming

Measuring original components to calculate correct shim thickness for backlash.

3.3 Mounting the Ring Gear

Proper procedure for cleaning, heating, and securing the ring gear to the Air Locker.

3.4 Drilling and Tapping the Bulkhead Port

Creating a port in the differential housing for the air line bulkhead fitting.

3.5 Assembling the Seal Housing

Assembling the seal housing, O-rings, and shim pack onto the Air Locker carrier.

3.6 Pre-Load Shimming

Determining and applying correct shim thickness for bearing pre-load and end float.

3.7 Reinstalling the Bearing Caps

Correctly reinstalling bearing caps and tightening bolts to specified torque values.

3.8 Checking the Backlash

Verifying the backlash measurement after installation and shimming.

3.9 Setting Up the Bulkhead Fitting

Assembling the bulkhead fitting, seal housing tube, O-rings, and compression nut.

3.10 Profiling the Seal Housing Tube

Gently bending the seal housing tube to ensure proper clearance inside the housing.

3.11 Bench Testing the Air Locker

Performing initial air pressure tests on the Air Locker for engagement and leaks.

4 Installing the Air System

4.1 Mounting the Solenoid

Connecting the solenoid valve to the air source and the air line.

4.2 Running and Securing the Air Line

Guidelines for routing and securing the air line to prevent damage and snagging.

4.3 Connection to the Bulkhead Fitting

Attaching the air line to the differential's bulkhead fitting using compression fittings.

5 Mounting & Connecting the Electrical System

5.1 Mounting the Actuator Switch(es)

Selecting an appropriate location and mounting the Air Locker control switch.

5.2 Wiring the Actuator System

Wiring the actuator switch, solenoid, and compressor for system operation.

6 Testing & Final Assembly

6.1 Leak Testing

Comprehensive leak testing of the entire air system, including fittings and seals.

6.2 Reinstalling the Axles

Procedure for reinstalling the axle shafts and securing them with the cross shaft and C-clips.

6.3 Testing the Air Locker Actuation

Operational test to confirm the Air Locker engages and disengages correctly.

6.4 Re-Sealing & Filling the Differential

Replacing the differential cover and refilling with the correct type and amount of fluid.

6.5 Post-Installation Check List

A final checklist to ensure all critical installation steps have been completed accurately.

7 Parts List

7.1 Exploded Assembly Diagram

Visual diagram showing the exploded view of the Air Locker components.

7.2 Specifications

Key technical specifications for the RD168 Air Locker model.

7.3 Itemized Parts List

A detailed list of all included parts, quantities, and part numbers.

ARB AIRLOCKER RD168 Specifications

General IconGeneral
BrandARB
ModelAIRLOCKER RD168
CategoryAutomobile Accessories
LanguageEnglish

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