S0602170K
Page 3
Axle (ZF AP 420R)
Planetary Rigid Axle AP 407 - 420 Disassembly .........................................34
Final Drive.............................................................................................34
Differential Disassembly (Version - Screwed Bearing Caps)........................40
Differential.............................................................................................42
Drive Unit .............................................................................................. 43
Differential Disassembly (Version - Cast-on Bearing Caps).........................46
Differential.............................................................................................47
Drive Unit .............................................................................................. 50
Differential Disassembly (Version - Screwed and Cast-on Bearing Caps)...52
Differential.............................................................................................54
Drive Unit .............................................................................................. 55
Final Drive Reassembly ...............................................................................58
Hub Carrier ...........................................................................................58
Check Rolling Resistance of Wheel Bearing .................................60
Hub........................................................................................................61
Complete Internal Gear Carrier .....................................................62
Internal Gear Carrier.............................................................................64
Adjusting Plate Clearance According To Table...............................67
Determine Sun-gear Shaft Play.....................................................70
Illustrated Table .....................................................................................73
Differential Reassembly (Version - Screwed Bearing Caps) ........................74
Determine Thickness of Shim ...............................................................74
Adjust Rolling Resistance of Drive Pinion Bearing ...............................78
Differential.............................................................................................81
Determine Plate Clearance............................................................84
Adjustment of Bearing Preload and Backlash................................86
Illustrated Table .....................................................................................89
Differential Reassembly (Version - Cast-on Bearing Caps)..........................90
Determine Thickness of Shim ...............................................................90
Adjustment of Drive Pinion Bearing Rolling Resistance .......................94
Differential.............................................................................................97
Determination of Plate Clearance................................................100
Adjustment of Bearing Preload and Backlash..............................102