JLG 450A_AJ Series II Parts Manual User Manual
Page 7
TABLE OF CONTENTS
3121243
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 INSTALLATIONS ........................................................................................................... 28
FIGURE 1-5. FRAME SHIELDS INSTALLATION (SN 0300069841 through 0300124000, SN 13000000001 to Present) ............ 34
FIGURE 1-6. DRIVE HUB/BRAKE ASSEMBLY (REAR) ................................................................................................................ 36
FIGURE 1-7. DRIVE HUB/BRAKE ASSEMBLY ............................................................................................................................. 40
FIGURE 1-8. DRIVE HUB ASSEMBLY (FRONT) (4WD ONLY) .................................................................................................... 44
FIGURE 1-9. DRIVE HUB ASSEMBLY (FRONT) (4WD ONLY) .................................................................................................... 48
FIGURE 1-10. DRIVE MOTOR ASSEMBLY (2WD) ....................................................................................................................... 50
FIGURE 1-11. DRIVE MOTOR ASSEMBLY (2WD) ....................................................................................................................... 52
FIGURE 1-12. DRIVE MOTOR ASSEMBLY (2WD) ....................................................................................................................... 56
FIGURE 1-13. DRIVE MOTOR ASSEMBLY (4WD) ....................................................................................................................... 60
FIGURE 1-14. DRIVE MOTOR ASSEMBLY (4WD) ....................................................................................................................... 64
FIGURE 1-15. DRIVE VALVES INSTALLATIONS ......................................................................................................................... 68
FIGURE 1-16. TOW BAR INSTALLATION (OPTIONAL) ............................................................................................................... 72
FIGURE 1-17. SEMI-TRACK INSTALLATION ............................................................................................................................... 76
FIGURE 2-1. CONTROL VALVE INSTALLATION.......................................................................................................................... 80
FIGURE 2-2. MAIN CONTROL VALVE ASSEMBLY ...................................................................................................................... 82
FIGURE 2-3. TURNTABLE AND SWING DRIVE INSTALLATIONS .............................................................................................. 84
FIGURE 2-4. SWING MOTOR ASSEMBLY (ORIGINAL EQUIPMENT) ......................................................................................... 88
FIGURE 2-5. SWING MOTOR ASSEMBLY (SERVICE REPLACEMENT) .................................................................................... 92
FIGURE 2-6. SWING BEARING AND ROTATION BOX ASSEMBLY ............................................................................................ 94
FIGURE 2-7. USA BUILT MACHINES/CATERPILLAR ENGINE INSTALLATION ......................................................................... 98
FIGURE 2-8. USA BUILT MACHINES/DEUTZ ENGINE INSTALLATION (Prior to SN 0300077683) .......................................... 108
FIGURE 2-9. USA BUILT MACHINES/DEUTZ ENGINE INSTALLATION (SN 0300077683 through 0300124000) .................... 114
FIGURE 2-10. USA BUILT MACHINES/FORD ENGINE INSTALLATION (Prior to SN 0300078473) .......................................... 124
FIGURE 2-11. USA BUILT MACHINES/FORD ENGINE INSTALLATION (SN 0300078473 through 0300124000) .................... 132
FIGURE 2-12. USA BUILT MACHINES/DUAL FUEL INSTALLATIONS (GAS MACHINES ONLY) ............................................. 140
FIGURE 2-13. USA BUILT MACHINES/GM ENGINE INSTALLATION ........................................................................................ 144
FIGURE 2-14. USA BUILT MACHINES/PERKINS ENGINE INSTALLATION .............................................................................. 150
FIGURE 2-15. BELGIUM BUILT MACHINES/DEUTZ ENGINE INSTALLATION (Prior to SN 1300000979) ............................... 158
FIGURE 2-16. BELGIUM BUILT MACHINES/DEUTZ ENGINE INSTALLATION (SN 1300000979 through 1300006000) .......... 164
FIGURE 2-17. BELGIUM BUILT MACHINES/PERKINS ENGINE INSTALLATION ..................................................................... 172
FIGURE 2-18. 2500W GENERATOR INSTALLATION - CATERPILLAR ENGINES (USA BUILT MACHINES) (OPTIONAL) ..... 180
FIGURE 2-19. 2500W GENERATOR INSTALLATION - DEUTZ ENGINES (USA AND BELGIUM BUILT MACHINES)
(OPTIONAL) ................................................................................................................................................................................. 184
FIGURE 2-20. 2500W GENERATOR INSTALLATION - FORD ENGINES (USA BUILT MACHINES) (OPTIONAL) (Prior to SN
0300078473) ................................................................................................................................................................................ 190
FIGURE 2-21. 2500W GENERATOR INSTALLATION - FORD ENGINES (USA BUILT MACHINES) (OPTIONAL) (SN
0300078473 through 0300124000)............................................................................................................................................... 194
FIGURE 2-22. 2500W GENERATOR INSTALLATION - GM ENGINES (USA BUILT MACHINES) (OPTIONAL) ....................... 198
FIGURE 2-23. 2500W GENERATOR INSTALLATION - PERKINS ENGINES (USA AND BELGIUM BUILT MACHINES)
(OPTIONAL) ................................................................................................................................................................................. 202
FIGURE 2-24. PISTON PUMP ASSEMBLY (SERIES M46 PUMP) ............................................................................................. 206
FIGURE 2-25. PISTON PUMP ASSEMBLY (SERIES 42 PUMP) ................................................................................................ 210
FIGURE 2-26. GEAR PUMP ASSEMBLY .................................................................................................................................... 216
FIGURE 2-27. AUXILIARY PUMP ASSEMBLY ............................................................................................................................ 218
FIGURE 2-28. TANK INSTALLATIONS ........................................................................................................................................ 222
FIGURE 2-29. GROUND CONTROL BOX ASSEMBLY ............................................................................................................... 226
FIGURE 2-30. ELECTRICAL OPTIONS INSTALLATION (TURNTABLE MOUNTED) ................................................................. 234
FIGURE 2-31. HOODS INSTALLATION ...................................................................................................................................... 238
FIGURE 3-1. TOWER/MID BOOMS AND CYLINDERS INSTALLATION (USA BUILT MACHINES) (Prior to SN 0300124000) . 244
FIGURE 3-2. TOWER/MID BOOMS AND CYLINDERS INSTALLATION (BELGIUM BUILT MACHINES) (Prior to SN
1300006000) ................................................................................................................................................................................ 250
FIGURE 3-3. MAIN BOOM INSTALLATION - 450A SERIES II .................................................................................................... 254
FIGURE 3-4. MAIN BOOM INSTALLATION - 450AJ SERIES II (USA BUILT MACHINES) ......................................................... 258
FIGURE 3-5. MAIN BOOM INSTALLATION - 450AJ SERIES II (BELGIUM BUILT MACHINES) ................................................ 262