Spicer Tandem Drive Axles Pro-40 Single Reduction and Single Reduction with Differential Lock - Manual (Page 3)

Table of Contents
Differential Carrier - Rear ...........................................59
Parts Exploded View ................................................ 60
Install Differential Carrier - Rear .......................61
Drive Pinion .................................................................62
Rear Axle Pinion Assembly
Parts Exploded View .............................................62
Pinion Disassembly .......................................... 63
Pinion Installation ............................................ 64
Final Buildup .................................................... 64
Wheel Differential Assembly
Parts Exploded View ................................................ 66
Disassemble, Overhaul, & Assem. Wheel Diff ........67
Assemble Wheel Differential .................................73
Measure and Adjust Carrier Assembly ...................73
Adjust Backlash and Preload .................................74
Change Backlash Setting ......................................74
Measure Ring Gear Runout ...................................74
Measure Ring Gear Total .......................................74
Adjust Contact Pattern ..........................................75
Adjust Ring Gear Position (Backlash) ....................75
Seals
Service Kit 217414 ................................................... 77
General Lubrication Information ................................78
Approved Lubricants .............................................78
Recommendations for Visc./Ambient Temp ...........78
Lube Change Intervals ..........................................79
Change Lube........................................................ 80
Drain .................................................................... 80
Fill.... .................................................................... 80
Wheel Ends
Wheel End Seal
Parts Exploded View .............................................81
Disassemble & Overhaul Wheel End Seal ..........82
Install Wheel End Seal ......................................82
Verify Wheel End-play Procedure ..................... 83
Adjust End-play w/ Tire & Wheel Assem .......... 83
Adjust End-play with Wheel Hub ...................... 83
Readjust Wheel End-play Procedure ................ 83
Lubricate Wheel End ........................................ 84
Wheel Ends with an Oil Fill Hole ....................... 84
Towing
Proper Vehicle Towing .............................................. 85
Without Wheel Differential Lock ............................... 85
Theory of Operation
Power Divider Operation .......................................... 86
With Lockout Engaged ............................................. 86
With Lockout Engaged ..............................................87
Operate Wheel Differential Assembly ....................... 88
Control Systems for Differential Lock ....................... 88
Transmission Low-Range Interlock Control System.. 88
Direct Driver-controlled System ............................... 88
Wheel Differential Lock ............................................ 89
Lock Engaged .......................................................... 90
Lock Disengaged ..................................................... 90
Differential Lock Engagement Indicator ................... 90
Parts Identification
Power Divider
Parts Exploded View .............................................91
Front Drive Axle
Parts Exploded View ............................................ 92
Wheel Differential Lock Assembly
Parts Exploded View ............................................ 93
Parts Exploded View ............................................ 94
Housing and Output Shaft Assembly
Parts Exploded View ............................................ 95
Fastener Torque Specifications ................................ 96
Torque Chart - Rear Carrier ......................................97