Cub Cadet 8454 - Manual (Page 6)

CHAPTER 6. HYDRAULIC SYSTEMS ............................................................................................. 6-1
1. HYDRAULIC LIFT SYSTEM ............................................................................................................................ 6-3
1.1 TROUBLE SHOOTING ......................................................................................................................... 6-5
1.2 SPECIFICATIONS ................................................................................................................................. 6-6
1.3 STRUCTURE AND OPERATION ......................................................................................................... 6-9
1.4 PREPARATION STAGE FOR DISASSEMBLING AND ASSEMBLING ........................................... 6-25
1.5 DISMANTLE AND ASSEMBLING ....................................................................................................... 6-27
2. PTO CLUTCH VALVE SYSTEM .................................................................................................................. 6-38
2.1 SPECIFICATIONS AND DIAGRAM .................................................................................................... 6-38
2.2 STRUCTURE AND OPERATION ....................................................................................................... 6-39
2.3 ASSEMBLING AND DISASSEMBLING ............................................................................................. 6-44
2.4 TO CHECK AND TO REPAIR ............................................................................................................. 6-46
3. POWER STEERING SYSTEM ...................................................................................................................... 6-47
3.1 TROUBLE SHOOTING......................................................................................................................... 6-47
3.2 INTRODUCTION ................................................................................................................................. 6-48
3.3 STRUCTURE AND OPERATION ....................................................................................................... 6-50
3.4 PREPARATION STAGE FOR DISASSEMBLING AND ASSEMBLING ........................................... 6-55
3.5 TO DISMANTLE AND TO ASSEMBLE ............................................................................................... 6-58
4. HYDRAULIC PUMP ....................................................................................................................................... 6-66
4.1 TROUBLESHOOTING ........................................................................................................................ 6-66
4.2 SPECIFICATIONS ............................................................................................................................... 6-66
4.3 STRUCTURE AND OPERATION ....................................................................................................... 6-67
4.4 TO DISMANTLE AND TO ASSEMBLE ............................................................................................... 6-69
5. HYDRAULIC FILTER ..................................................................................................................................... 6-71
5.1 STRUCTURE AND OPERATION ....................................................................................................... 6-71
6. HYDRAULIC PRESSURE OPERATION PRINCIPLE AND TROUBLE SHOOTING ............................. 6-73
6.1 COMPOSITION OF HYDRAULIC DEVICE & FLOW DIAGRAM OF HYDRAULIC OIL ................ 6-73
6.2 STEERING DEVICES ......................................................................................................................... 6-75
6.3 PTO SYSTEM ....................................................................................................................................... 6-77
6.4 HYDRAULIC PRESSURE RISE & FALL DEVICE ........................................................................... 6-79
CHAPTER 7. BRAKE .......................................................................................................................... 7-1
1. TROUBLESHOOTING ..................................................................................................................................... 7-3
2. SPECIFICATIONS ............................................................................................................................................ 7-3
3. TIGHTENING TORQUE .................................................................................................................................. 7-4
4. STRUCTURE AND OPERATION ................................................................................................................... 7-5
4.1 STRUCTURE ......................................................................................................................................... 7-5
4.2 OPERATION ........................................................................................................................................... 7-7
5. DISASSEMBLING AND ASSEMBLING .......................................................................................................... 7-8
5.1 DRAINING THE TRANSMISSION FLUID ........................................................................................... 7-8
5.2 SEPARATING PANEL FRAME ASSEMBLY ......................................................................................... 7-9