Introduction
Foreword
Trademarks
Contents
General Information
Safety
Recognize Safety Information
Handle Fluids Safely—Avoid Fires
Prevent Battery Explosions
Prepare for Emergencies
Prevent Acid Burns
Handle Chemical Products Safely
Avoid High-Pressure Fluids
Park Machine Safely
Support Machine Properly
Wear Protective Clothing
Work in Clean Area
Service Machines Safely
Work In Ventilated Area
Illuminate Work Area Safely
Replace Safety Signs
Use Proper Lifting Equipment
Avoid Heating Near Pressurized Fluid Lines
Remove Paint Before Welding or Heating
Use Proper Tools
Construct Dealer-Made Tools Safely
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 – 1200 Series
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
Check, Drain, and Refill Axle Oil
Alternative and Synthetic Lubricants
Lubricant Storage
Mixing of Lubricants
Multipurpose Extreme Pressure (EP) Grease
Hydraulic Connections
Repair and Adjustments
Oscillation Assembly
Axle Oscillation Support — Identification
Oscillation Front Support — Two Wear Sleeve Design
Oscillation Front Support — Single Wear Sleeve Design
Oscillation Rear Support
Front and Rear Oscillation Support
Front Oscillation Support — Installation
Front Oscillation Support — Removal
Rear Oscillation Support — Assemble
Rear Oscillation Support — Disassemble
Input Housing Oscillating Support Sleeves — Installation
Oscillating Support — Inspection
Axle Repair Stand
Axle Repair Stand — Installation
Axle Repair Stand — Removal
Helical Spline Input Housing Assembly
Pinion Shaft and Input Housing Assembly ─ Assembly
Input Housing Assembly — Non-Oscillating without Yoke Slinger — Cross-Section View
Input Housing Assembly – Non-Oscillating without Yoke Slinger – Exploded View
Input Housing Assembly — Non-Oscillating with Yoke Slinger — Cross-Section View
Input Housing Assembly – Non-Oscillating – with Yoke Slinger – Exploded View
Input Housing Assembly- Oscillating Two Wear Sleeve Design – Cross-Section View
Input Yoke — Installation
Input Yoke — Removal
Input Oil and Grease Seal — Installation
Input Oil and Grease Seal — Removal
Input Housing Assembly ─ Assemble
Input Housing Assembly ─ Installation
Input Housing Assembly ─ Removal
Determine Differential Input Shaft Cone Point Shim Pack
Axle Input Housing Assembly — Preload and End Play Adjustment
Axle Input Housing Assembly — End Play Adjustment (In Vehicle)
Final Drive Assembly
Axle End and Final Drive Assembly ─ Assembly
Axle End and Final Drive Assembly – Cross-Section
Axle End and Final Drive Assembly – Exploded View
Axle End and Final Drive Assemblies ─ Removal
Axle Shaft Bearing — Removal and Installation
Axle Face Seals — Installation
Axle Housing to Axle Shaft — Installation
Axle Bearings — Adjustment
Locking Plate — Installation (Standard Series)
Axle End and Final Drive Assemblies — Installation
Torque Turn Tightening Procedure
Planetary Carrier Assembly
Planetary Carrier Assembly — Assembly
Final Drive Planetary Assembly — Cross Section
Final Drive Planetary Assembly — Exploded View
Planetary Carrier — Assemble
Planetary Carrier — Inspection
Planetary Carrier — Tear Down
Single Disk Service Brake
Single Disk Service Brake — Assembly
Service Brake Components — Cross-Section
Service Brake Components — Exploded View
Single Disk Service Brake — Assemble
Single Disk Service Brake — Installation
Single Disk Service Brake — Removal
Differential Case Assembly
Differential Case Assembly — Assembly
Differential Case with Non-Locking Differential
Differential Case with Locking (Differential-Lock) Differential
Differential Case — Disassemble
Bearing Quill, Gear Side — Disassemble and Assemble (Without Seals)
Bearing Quill, Opposite Gear Side — Disassemble and Assemble (With Seals)
Differential Assembly ─ Assembly
Differential Assembly — Cross-Section
Differential Assembly — Exploded View
Differential Assembly — Locking (Differential Lock) – Cross-Section
Differential Assembly — Locking (Differential Lock) – Exploded View
Differential Locking Clutch — Assemble
Differential Locking Clutch — Teardown
Differential Assembly — Assemble
Differential Assembly — Teardown
Differential Ring Gear — Assemble
Differential Ring Gear — Teardown
Differential Case — Assemble
Differential Assembly — Bearing Preload Adjustment
Differential Assembly — Backlash Adjustment
Theory of Operation
Axle Operation
Axle Oscillation
Inboard Planetary Axle Operation
Differential Operation
Standard Differential Operation
Dif-Lok Differential Operation
Final Drive – Axle Operation
Service Brake Operation
Diagnostics
Brake Inspection, Adjustments, Tests, and Bleeding
Brake Disk Inspection (External)
Annular Brake Piston Inspection
Service Brake Leak Test
Service Brake Leak Test — Gravity Oil Pressure
Service Brake Leak Test — Pressure
Operational Checks
Axle Vertical Movement Check
Check Carrier Backlash
Check Ring Gear and Pinion Tooth Contact Pattern
Differential and Axle Assembly Tests
Air Test Differential Lock (Dif-Lock)
Air Test Axle Assembly
Differential Lock (Dif-Lock) Function Test
Troubleshooting
Troubleshoot Axle and Differential
Tools and Other Materials
Special Tools
DFYZ50
DFYZ124
D05223ST
JDG22
JDG185
JDG986
JDG1363
JDG1365A
JDG1366
JDG10193A
JDG10213
JDG10396
JDG10399
JDG10438
JDG10443
JDG10496
JDG10568
JDG10627
JDG11654
JDG11655
JDG11737
JDG11742
JDG15001
JDG15053
JT01610
JT01748
JT02044
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










