JLG 120HX Parts Manual User Manual
Illustrated parts manual, Model 120hx
Table of contents
Document Outline
- SECTION 1 FRAME
- FIGURE 1-1. FRAME, VALVES AND SHIELDS INSTALLATION
- FIGURE 1-2. VALVE ASSEMBLY - HYDRO AIR
- FIGURE 1-3. STEERING AND AXLES INSTALLATION
- FIGURE 1-4. TIRE AND WHEEL DRIVE INSTALLATIONS
- FIGURE 1-5. DRIVE HUB ASSEMBLY
- FIGURE 1-6. DRIVE BRAKE ASSEMBLY
- FIGURE 1-7. DRIVE MOTOR ASSEMBLY - REXROTH
- FIGURE 1-8. JACK CYLINDER INSTALLATION
- SECTION 2 TURNTABLE
- FIGURE 2-1. TURNTABLE, BOOM AND SWITCHES INSTALLATION
- FIGURE 2-2. VALVES INSTALLATION - TURNTABLE MOUNTED
- FIGURE 2-3. VALVES ASSEMBLY - HYDRO AIR (PRIOR TO S/N 38697)
- FIGURE 2-4. VALVE ASSEMBLY - HYDRO AIR (S/N 38697 TO PRESENT)
- FIGURE 2-5. ROTARY COULPING AND COLLECTOR RING ASSEMBLY AND INSTALLATION
- FIGURE 2-6. SWING DRIVE AND BEARING INSTALLATION.
- FIGURE 2-7. SWING MOTOR ASSEMBLY
- FIGURE 2-8. SWING BRAKE ASSEMBLY
- FIGURE 2-9. SWING HUB ASSEMBLY
- FIGURE 2-10. LOAD MANAGEMENT INSTALLATION
- FIGURE 2-11. GROUND CONTROLS INSTALLATION
- FIGURE 2-12. REMOTE DRIVE CONTROL BOX ASSEMBLY (PRIOR TO JULY 1992)
- FIGURE 2-13. REMOTE DRIVE CONTROL BOX ASSEMBLY (JULY 1992 TO PRESENT)
- FIGURE 2-14. DEUTZ F4L-912 ENGINE INSTALLATION
- FIGURE 2-15. GENERATOR INSTALLATION- DEUTZ
- FIGURE 2-16. PUMP COUPLING INSTALLATION
- FIGURE 2-17. PUMP ASSEMBLY - SUNSTRAND
- FIGURE 2-18. PUMP ASSEMBLY - BARNES (OCTOBER 1992 TO S/N 38697)
- FIGURE 2-19. PUMP ASSEMBLY - HYDRO-AIR (S/N 38697 TO PRESENT)
- FIGURE 2-20. TANKS INSTALLATION
- FIGURE 2-21. HOOD INSTALLATION
- FIGURE 2-22. OIL COOLER INSTALLATION
- SECTION 3 BOOM
- FIGURE 3-1. BOOM ASSEMBLY COMPONENTS INSTALLATION
- FIGURE 3-1. BOOM ASSEMBLY COMPONENTS INSTALLATION
- FIGURE 3-2. CHAIN ADJUSTER ASSEMBLIES
- FIGURE 3-3. JIB BOOM INSTALLATION
- FIGURE 3-4. EXTEND-A-REACH INSTALLATION
- FIGURE 3-5. BOOM LENGTH INDICATOR AND LIMIT SWITCHES INSTALLATION
- FIGURE 3-6. BROKEN CHAIN LIMIT SWITCH INSTALLATION (GERMAN/AUSTRIAN EN280 SPECS & ALL CE SPECS)
- FIGURE 3-7. BOOM WIPERS INSTALLATION
- SECTION 4 PLATFORMS
- SECTION 5 CYLINDERS
- FIGURE 5-1. AXLE EXTENSION CYLINDER ASSEMBLY
- FIGURE 5-2. BOOM LIFT CYLINDER ASSEMBLY
- FIGURE 5-3. EXTEND-A-REACH PLATFORM LEVEL CYLINDER ASSEMBLY
- FIGURE 5-4. EXTEND-A-REACH LIFT CYLINDER ASSEMBLY
- FIGURE 5-5. JACK CYLINDER ASSEMBLY
- FIGURE 5-6. MASTER CYLINDER ASSEMBLY
- FIGURE 5-7. STEER CYLINDER ASSEMBLY
- FIGURE 5-8. TELESCOPE CYLINDER ASSEMBLY
- FIGURE 5-9. CYLINDER BELLOWS INSTALLATION (OPTIONAL)
- SECTION 6 HYDRAULICS
- FIGURE 6-1. HYDRAULIC DIAGRAM - DRIVE (4WD AND DEUTZ ENGINE) (PRIOR TO S/N 38697)
- FIGURE 6-2. HYDRAULIC DIAGRAM - DRIVE (4WD AND DEUTZ ENGINE) (S/N 38697 TO PRESENT)
- FIGURE 6-3. HYDRAULIC DIAGRAM - MANUAL DESCENT (FRENCH AND ITALIAN SPECS)
- FIGURE 6-4. HYDRAULIC DIAGRAM - STANDARD (PRIOR TO S/N 38697)
- FIGURE 6-5. HYDRAULIC DIAGRAM - STANDARD (S/N 38697 TO PRESENT)
- FIGURE 6-6. HYDRAULIC DIAGRAM LIST
- SECTION 7 ELECTRICAL
- FIGURE 7-1. ELECTRICAL SCHEMATIC (PRIOR TO S/N 38697) (SHEET 1 OF 4)
- FIGURE 7-1. ELECTRICAL SCHEMATIC (PRIOR TO S/N 38697) (SHEET 2 OF 4)
- FIGURE 7-1. ELECTRICAL SCHEMATIC (PRIOR TO S/N 38697) (SHEET 3 OF 4)
- FIGURE 7-1. ELECTRICAL SCHEMATIC (PRIOR TO S/N 38697) (SHEET 4 OF 4)
- FIGURE 7-2. ELECTRICAL SCHEMATIC (S/N 38697 TO PRESENT) (SHEET 1 OF 4)
- FIGURE 7-2. ELECTRICAL SCHEMATIC (S/N 38697 TO PRESENT) (SHEET 2 OF 4)
- FIGURE 7-2. ELECTRICAL SCHEMATIC (S/N 38697 TO PRESENT) (SHEET 3 OF 4)
- FIGURE 7-2. ELECTRICAL SCHEMATIC (S/N 38697 TO PRESENT) (SHEET 4 OF 4)
- SECTION 8 DECALS
- SECTION 9 RECOMMENDED SERVICE PARTS STOCK
- SECTION 10 SPECIAL OPTIONS