JLG 450A_AJ Series II Parts Manual User Manual
Page 7
TABLE OF CONTENTS
3121244
450A Series II/450AJ Series II
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FIGURE 1-1. AXLE AND STEERING INSTALLATION - 2WD WITHOUT TOW BAR .................................................................... 12
FIGURE 1-2. AXLE AND STEERING INSTALLATION - 2WD WITH TOW BAR ............................................................................ 16
FIGURE 1-3. AXLE AND STEERING INSTALLATION - 4WD ....................................................................................................... 20
FIGURE 1-4. TIRE AND WHEEL DRIVE INSTALLATION ............................................................................................................. 24
FIGURE 1-5. DRIVE HUB/BRAKE ASSEMBLY (REAR) ................................................................................................................ 28
FIGURE 1-6. DRIVE HUB ASSEMBLY (FRONT) (4WD ONLY) .................................................................................................... 32
FIGURE 1-7. DRIVE MOTOR ASSEMBLY (2WD) ......................................................................................................................... 34
FIGURE 1-8. DRIVE MOTOR ASSEMBLY (4WD) ......................................................................................................................... 36
FIGURE 1-9. DRIVE VALVES AND FRAME SHIELDS INSTALLATION ....................................................................................... 38
FIGURE 1-10. TOW BAR INSTALLATION (OPTIONAL) ............................................................................................................... 42
FIGURE 1-11. SEMI-TRACK INSTALLATION ............................................................................................................................... 46
FIGURE 2-1. CONTROL VALVE INSTALLATION.......................................................................................................................... 50
FIGURE 2-2. MAIN CONTROL VALVE ASSEMBLY ...................................................................................................................... 52
FIGURE 2-3. TURNTABLE AND SWING DRIVE INSTALLATIONS .............................................................................................. 54
FIGURE 2-4. SWING MOTOR ASSEMBLY ................................................................................................................................... 58
FIGURE 2-5. SWING MOTOR ASSEMBLY ................................................................................................................................... 60
FIGURE 2-6. SWING BEARING AND ROTATION BOX ASSEMBLY ............................................................................................ 62
FIGURE 2-7. USA BUILT MACHINES/CATERPILLAR ENGINE INSTALLATION (WITH ELECTRICAL DRIVEN COOLING FAN)
(WITHOUT UGM) ........................................................................................................................................................................... 64
FIGURE 2-8. USA BUILT MACHINES/CATERPILLAR ENGINE INSTALLATION (WITH ENGINE DRIVEN COOLING FAN)
(WITHOUT UGM) ........................................................................................................................................................................... 72
FIGURE 2-9. USA BUILT MACHINES/CATERPILLAR ENGINE INSTALLATION (WITH UGM) ................................................... 80
FIGURE 2-10. USA BUILT MACHINES/DEUTZ ENGINE INSTALLATION .................................................................................... 88
FIGURE 2-11. USA BUILT MACHINES/GM ENGINE INSTALLATION (WITHOUT UGM) ............................................................ 96
FIGURE 2-12. USA BUILT MACHINES/GM ENGINE INSTALLATION (WITH UGM) .................................................................. 102
FIGURE 2-13. USA BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH ELECTRICAL DRIVEN COOLING FAN)
(WITHOUT UGM) ......................................................................................................................................................................... 108
FIGURE 2-14. USA BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH ENGINE DRIVEN COOLING FAN (WITHOUT
UGM) ............................................................................................................................................................................................ 118
FIGURE 2-15. USA BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH UGM) ........................................................ 128
FIGURE 2-16. BELGIUM AND ROMANIAN BUILT MACHINES/CATERPILLAR ENGINE INSTALLATION ................................ 136
FIGURE 2-17. BELGIUM AND ROMANIAN BUILT MACHINES/DEUTZ ENGINE INSTALLATION ............................................ 144
FIGURE 2-18. BELGIUM BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH ELECTRICAL DRIVEN COOLING FAN)
(WITHOUT UGM) ......................................................................................................................................................................... 150
FIGURE 2-19. BELGIUM BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH ENGINE DRIVEN COOLING FAN)
(WITHOUT UGM) ......................................................................................................................................................................... 158
FIGURE 2-20. BELGIUM BUILT MACHINES/PERKINS ENGINE INSTALLATION (WITH UGM) ............................................... 166
FIGURE 2-21. 2500W GENERATOR INSTALLATION - CATERPILLAR MACHINES (OPTIONAL) ............................................ 174
FIGURE 2-22. 2500W GENERATOR INSTALLATION - DEUTZ MACHINES (OPTIONAL) ........................................................ 178
FIGURE 2-23. 2500W GENERATOR INSTALLATION - GM MACHINES (OPTIONAL) .............................................................. 182
FIGURE 2-24. 2500W GENERATOR INSTALLATION - PERKINS MACHINES (OPTIONAL) .................................................... 186
FIGURE 2-25. PISTON PUMP ASSEMBLY ................................................................................................................................. 190
FIGURE 2-26. GEAR PUMP ASSEMBLY .................................................................................................................................... 194
FIGURE 2-27. AUXILIARY PUMP ASSEMBLY ............................................................................................................................ 196
FIGURE 2-28. TANK INSTALLATIONS ........................................................................................................................................ 198
FIGURE 2-29. LP TANK INSTALLATION (GM ENGINE MACHINES ONLY) .............................................................................. 202
FIGURE 2-30. GROUND CONTROL BOX ASSEMBLY (WITHOUT UGM) ................................................................................. 204
FIGURE 2-31. GROUND CONTROL BOX ASSEMBLY (WITH UGM) ......................................................................................... 208
FIGURE 2-32. ELECTRICAL OPTIONS INSTALLATION (TURNTABLE MOUNTED) ................................................................. 212
FIGURE 2-33. HOODS INSTALLATION ...................................................................................................................................... 216
FIGURE 2-34. HOODS INSTALLATION ...................................................................................................................................... 220
FIGURE 3-1. TOWER/MID BOOMS AND CYLINDERS INSTALLATION (USA BUILT MACHINES) ........................................... 226
FIGURE 3-2. TOWER/MID BOOMS AND CYLINDERS INSTALLATION (BELGIUM AND ROMANIAN BUILT MACHINES) ..... 230
FIGURE 3-3. MAIN BOOM INSTALLATION - 450A SERIES II .................................................................................................... 234
FIGURE 3-4. MAIN BOOM INSTALLATION - 450AJ SERIES II (USA BUILT MACHINES) ......................................................... 238
FIGURE 3-5. MAIN BOOM INSTALLATION - 450AJ SERIES II (BELGIUM AND ROMANIAN BUILT MACHINES) ................... 242
FIGURE 3-6. MAIN BOOM ASSEMBLIES ................................................................................................................................... 246
FIGURE 3-7. ROTATOR ASSEMBLIES ....................................................................................................................................... 250