Introduction
Foreword
Trademarks
Contents
General Information
Safety
Understand Signal Words
Recognize Safety Information
Replace Safety Signs
Follow Safety Instructions
Support Machine Properly
Use Proper Lifting Equipment
Prevent Machine Runaway
Construct Dealer-Made Tools Safely
Illuminate Work Area Safely
Work in Clean Area
Use Proper Tools
Install All Guards
Service Machines Safely
Practice Safe Maintenance
Handle Fuel Safely—Avoid Fires
Prepare for Emergencies
Handle Starting Fluid Safely
Handle Fluids Safely—Avoid Fires
Wear Protective Clothing
Protect Against Noise
Protect Against High Pressure Spray
Stay Clear of Rotating Drivelines
Avoid High-Pressure Fluids
Remove Paint Before Welding or Heating
Avoid Heating Near Pressurized Fluid Lines
Decommissioning — Proper Recycling and Disposal of Fluids and Components
Live With Safety
General
General Inboard Planetary Axle Specifications
Axle Identification
Serial Number Plate
Specification and Configuration Code Plate
General Repair Procedures
Inspection Before Disassembly
Heating Bearing Cones
Cleaning and Inspection
Bearings
Shafts
Gears and Planetary Assemblies
Fasteners and Tightening
Assembly
Sealing Instructions
Disassembly
Cleaning
Application and Assembly
Transmission and Hydraulic Oil
Service and Maintenance Schedule
Drain, Refill, and Check Axle Oil
Alternative and Synthetic Lubricants
Lubricant Storage
Mixing of Lubricants
Multipurpose Extreme Pressure (EP) Grease
Hydraulic Connections
Repair and Adjustments
Oscillation Assembly
Oscillation Assembly
Cross-Sectional View—Input Housing/Cover
Exploded View—Dual Input Oscillating Supports
Oscillation Assembly — Assemble
Input Side (FRONT) Oscillating Support — Assemble
Pivot Pin (REAR) Oscillating Support — Assemble
Oscillation Assembly — Installation
Input Side (FRONT) Oscillating Support (Non-helical Input Spline) — Installation
Input Side (FRONT) Oscillating Support (helical Input Spline) — Installation
Pivot Pin (REAR) Oscillating Support — Installation
Oscillation Assembly — Removal
Axle Repair Stand
Axle Repair Stand — Removal
Axle Repair Stand — Installation
Axle Repair Stand — Removal
Non-Helical Spline Input Housing Assembly
Non-Helical Input Housing Assembly
Cross Sectional View — Non-Helical Input Housing Cover
Exploded View — Non-Helical Input Housing Cover
Non-Helical Input Housing Assembly — Assemble
Non-Helical Input Housing Assembly — Installation
Non-Helical Input Housing Assembly — Removal
Non-Helical Shim Pack Calculation of Differential Drive Shaft Cone Point
Non-Helical Adjust Input Pinion Shaft End Play
Helical Spline Input Housing Assembly
Helical Input Housing Assembly — Assembly
Cross Sectional View — Helical Input Housing Cover
Exploded View — Helical Input Housing Cover
Helical Input Housing (With Input Yoke Cap Screw) — Assembly
Helical Input Housing Assembly — Assemble
Helical Input Housing Assembly — Installation
Helical Input Housing Assembly — Removal
Helical Input Shim Pack Calculation of Differential Drive Shaft Cone Point
Helical Splined Input Shaft Cone Point — Adjustment
Adjust Helical Input Pinion Shaft End Play
Helical Splined Input Pinion Shaft (With Input Yoke Cap Screw) End Play — Adjustment
Disconnect and Input Housing Cover
Disconnect and Input Housing Cover — Assembly
Cross-Sectional View—Axle Disconnect and Input Housing Cover
Cross-Sectional and Exploded Views—Axle Disconnect
Cross-Sectional and Exploded Views—Input Housing Cover
Remove Disassemble and Assemble Axle Disconnect
Remove Input Housing Cover
Disassemble Input Housing Cover and Pinion Shaft
Assemble Input Housing Cover and Pinion Shaft
Determine Differential Drive Shaft Cone Point Shim Pack
Differential Drive Shaft Cone Assembly
Adjust Pinion Shaft
Install Input Housing Cover
Install Axle Disconnect
Standard and Extreme Duty Final Drive Assembly
Standard and Extreme Duty Final Drive Assembly — Assembly
Exploded View—Axle Shaft and Housing—Greased Outer Bearing
Exploded View—Axle Shaft and Housing—Greased Outer Bearing with Spacer
Exploded View—Axle Shaft and Housing—Oiled Outer Bearing Axles
Exploded View—Final Drive
Standard and Extreme Duty Final Drive Assembly — Assemble
Standard and Extreme Duty Axle Shaft Inspection and Assemble
Standard and Extreme Duty Axle Housing Inspection and Assemble
Standard and Extreme Duty Axle Bearings Adjustment
Standard and Extreme Duty Final Drive Assembly — Installation
Torque Turn Tightening Procedure
Fill Axle Housing with Grease (Greased Outer Bearing Axles)
Standard and Extreme Duty Axle Housing — Removal
Super Wide Extreme Duty Axle Final Drive Assembly
Final Drive Axle — Exploded View
Exploded View—Axle Shaft and Housing
Exploded View—Final Drive Super Wide
Super Wide Extreme Duty Axle Shaft — Disassemble and Assemble
Super Wide Extreme Duty Axle Face Seals — Installation
Super Wide Extreme Duty Axle Shaft — Installation
Super Wide Extreme Duty Axle Bearing Adjustments
Super Wide Extreme Duty Axle Housing — Installation
Torque Turn Tightening Procedure
Super Wide Extreme Duty Axle Housing — Removal
Grader Planetary Carrier Assembly
Grader Planetary Carrier Assembly — Assembly
Grader Planetary Carrier Assembly — Assemble
Grader Planetary Carrier Assembly — Removal
Inspect Planet Pinion Components
Inspect and Install Final Drive Ring Gear
Extreme Duty Planetary Carrier Assembly
Cross-Sectional View — Extreme Duty Planetary Carrier Assembly
Extreme Duty Planetary Carrier Assembly — Installation
Extreme Duty Planetary Carrier Assembly — Removal
Single Disk Service Brake
Single Disk Service Brake Assembly
Exploded View—Brake Components—Early Design—Three Dowel
Exploded View—Brake Components—Later Design
Exploded View—Brake Components—Later Design—Retained Backing Plate
Single Disk Service Brake — Installation
Single Disk Service Brake — Removal
Multiple Disk Service Brake
Multiple Disk Service Brake Assembly
Cross-Sectional View—Brake Components—Multiple Disk Service Brakes
Exploded View—Brake Components—Multiple Disk Service Brakes
Brake Inspection—Hydraulic Brakes
Brake Piston Packings — Vacuum Leakdown Test
Multiple Disk Service Brake — Installation
Multiple Disk Service Brake — Removal
Dry Drum Service Brake
Dry Drum Service Brake Axle
Remove Service Brake Drum
Inspect Service Brake Drum
Remove Service Brake Adjuster
Remove Service Brake Camshaft and Air Chamber Bracket
Inspect Service Brake Air Chamber Inner Bracket
Inspect Service Brake Spider Assembly
Remove and Install Service Brake Spider Assembly
Install Service Brake Air Chamber Bracket and Camshaft
Install Service Brake Adjuster
Install Service Brake Drum
Parking Brake
Park Brake Assembly
Cross Sectional View – Manual Park Brake
Cross Sectional View – Spring Applied/Hydraulic Release Park Brake
Parking Brake – Manual
Manual Parking Brake – Removal
Manual Parking Brake – Installation
Parking Brake – Spring Applied/Hydraulic
Spring Applied/Hydraulic Release Park Brake – Removal
Spring Applied/Hydraulic Release Park Brake – Installation
Differential Case Assembly
Differential Case Assembly — Assembly
Exploded View—Differential Lock Lines—Air Boost System
Exploded View—Differential Lock Lines—Suction Tube
Cross-Sectional View—Differential Assembly With Differential Lock Earlier Style—Capture System
Cross-Sectional View—Differential Assembly With Differential Lock Later Style—Capture System
Cross-Sectional View—Differential Assembly With Differential Lock Earlier Style—Air or Turbo Boost System
Cross-Sectional View—Differential Assembly With Differential Lock Later Style—Air or Turbo Boost System
Cross-Sectional View—Differential Assembly — NoSPIN
Exploded View—Differential Assembly — NoSPIN
Differential Housing Assembly — Inspection and Assemble
NoSPIN Differential Housing Assembly — Inspection and Assemble
Differential Lock Quill — Assemble and Test
Ring Gear— Removal and Installation
Differential Pinions — Assemble and Inspection
Adjust Differential Bearing Preload
Adjust Differential Backlash
Differential Housing Assembly — Installation
Install Differential
Install Differential Lock Lines
Differential Housing Assembly — Removal
Grader Differential Case Assembly
High-Pressure Differential Housing with Differential Lock — Assembly
Low-Pressure Differential Housing with Differential Lock — Assembly
Differential Lock Valve — Exploded View
Grader Differential Lock Valve — Removal
Differential Housing — Removal
Input Housing — Removal
Differential Lock Quill — Assemble and Test (Grader)
High Pressure — Differential Housing — Teardown
Low Pressure — Differential Housing — Teardown
Differential Ring Gear — Removal and Installation
High Pressure — Differential Housing — Assemble
Low Pressure — Differential Housing — Assemble
Differential Housing — Installation
Adjust Differential Bearing Preload (Grader)
Differential Lock — Installation
Input Housing — Installation
Adjust Differential Backlash (Grader)
Differential Lock Solenoid Valve — Installation
Differential Lock Valve — Installation
Differential Case Breather Tube — Installation
Differential Case Breather Tube — Removal
Differential Lock Manifold (With Metric Fittings) — Assemble
Differential Lock Manifold (With Metric Fittings) — Installation
Theory of Operation
Axle Operation
Axle Oscillation
Axle Disconnect Operation
Inboard Planetary Axle Operation
Differential Operation
Standard Differential Operation
Dif-Lok Differential Operation
Capture System Operation
Air Boost System Operation
Pressurized Differential Case Operation
Super Wide Extreme Duty Final Drive/Axle Operation
Service Brake Operation—Single Disk
Service Brake Operation—Multiple Disk
Service Brake Operation — Dry Drum
Park Brake Operation—Manual
Park Brake Operation—SAHR
Diagnostics
Brake Inspection, Adjustments, Tests, and Bleeding
Adjust Park Brake—Spring Applied/Hydraulic Release
Park Brake Pressure Test
Adjust Park Brake—Manual
Brake Disk Inspection (External)
Service Brake Leak Test
Service Brake Leak Test — Gravity Oil Pressure
Service Brake Leak Test — Pressure
Annular Brake Piston Inspection
Bleed Hydraulic Brakes
Operational Checks
Air Test Axle Assembly
Axle Vertical Movement Check
Check Carrier Backlash
Check Ring Gear and Pinion Tooth Contact Pattern
Differential and Axle Assembly Tests
Air Test Differential Lock Capture System
Oil Test Differential Lock Capture System
Test Differential Lock Sealing Rings with Air Boost System
Air Test Standard and Extreme Duty Axle Assembly
Air Test Axle Assembly—Super Wide Extreme Duty Axle
Differential Lock Function Test
Troubleshooting
Troubleshoot Axle and Differential
Tools and Other Materials
Special Tools
27494
27498
27502
27530
27537
27540
27551
27553
D05223ST
DFRW102
DFYZ49
DFYZ50
DFYZ124
JD320
JDG22
JDG185
JDG236
JDG712C
JDG825
JDG924A
JDG926A
JDG986
JDG987
JDG1363
JDG1364
JDG1365A
JDG1366
JDG1367
JDG1846
JDG10193A
JDG10209
JDG10212
JDG10627
JDG11654
JDG11655
JDG11737
JDG15001
JDG15050
JT01610
JT01748
JT02044
JT03345
JT03455
JT03527
JT05508
JT05600
JT05706
JT07250
Other Materials
Other Material
Specifications
Bolts and Cap Screws Specifications
Metric Bolt and Screw Torque Values
Unified Inch Bolt and Screw Torque Values
Sealants and Adhesives Cross-Reference
Sealants and Adhesives Cross-Reference Chart









