Cub Cadet 8454, Service Manual

Page: 5 / 334

3.3 POWER TRAIN ...................................................................................................................................... 4-9
3.3.1 TRANSMISSION ......................................................................................................................... 4-9
3.3.2 SHUTTLE SHIFT SECTION ................................................................................................... 4-10
3.3.3 MAIN SHIFT .............................................................................................................................. 4-11
3.3.4 AUXILIARY SHIFT .................................................................................................................... 4-12
3.3.5 FRONT WHEEL DRIVE ........................................................................................................... 4-12
3.3.6 PTO SHIFT ................................................................................................................................ 4-13
3.4 OPERATION ......................................................................................................................................... 4-14
3.4.1 FEATURES ................................................................................................................................. 4-14
4. PREPARATION STAGE FOR DISASSEMBLING AND ASSEMBLING TRANSMISSION ........................ 4-22
4.1 DRAINING THE TRANSMISSION FLUID ......................................................................................... 4-22
4.2 SEPARATING PANEL FRAME ASSEMBLY ....................................................................................... 4-23
4.3 SEPARATING REAR FENDERS AND PLATFORM ASSEMBLY ..................................................... 4-25
5. TO DISMANTLE AND TO ASSEMBLE ......................................................................................................... 4-28
5.1 STANDARD TABLE FOR REPAIR ..................................................................................................... 4-28
5.2 TO DISMANTLE AND TO ASSEMBLE ............................................................................................... 4-28
6. DIFFERENTIAL GEAR ................................................................................................................................... 4-55
6.1 STRUCTURE ....................................................................................................................................... 4-55
6.2 OPERATION ......................................................................................................................................... 4-56
6.3 LOCKING OF THE DIFFERENTIAL GEAR ...................................................................................... 4-57
CHAPTER 5. FRONT AXLE ............................................................................................................... 5-1
1. TROUBLESHOOTING ..................................................................................................................................... 5-3
2. SPECIFICATIONS ............................................................................................................................................ 5-4
3. STRUCTURE ................................................................................................................................................... 5-6
3.1 OPERATION ........................................................................................................................................... 5-6
3.2 FRONT WHEEL ALIGNMENT .............................................................................................................. 5-7
3.3 TOE-IN ADJUSTMENT .......................................................................................................................... 5-8
3.4 DIRECTION CONTROL ANGLE FOR THE FRONT WHEEL .......................................................... 5-8
3.5 ROCKING FORCE OF THE FRONT AXLE, DEFLECTION IN FRONT & REAR DIRECTIONS .. 5-9
4. PREPARATION STAGE FOR DISASSEMBLING AND ASSEMBLING ...................................................... 5-10
4.1 SEPARATING FRONT AXLE .............................................................................................................. 5-10
5. TO DISMANTLE AND TO ASSEMBLE ......................................................................................................... 5-12
5.1 FRONT AXLE CASE AND FRONT AXLE ........................................................................................... 5-12
5.2 BEVEL GEAR CASE AND FRONT AXLE CASE .............................................................................. 5-13
5.3 BEVEL GEAR CASE AND FRONT AXLE SUPPORT ...................................................................... 5-14
5.4 FRONT AXLE SUPPORT AND DIFFERENTIAL GEAR CASE ....................................................... 5-15
5.5 FRONT DIFFERENTIAL GEAR ......................................................................................................... 5-16
5.6 FRONT BRACKET .............................................................................................................................. 5-19
5.7 REAR BRACKET ................................................................................................................................. 5-20
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