JLG 80H Parts Manual User Manual
Illustrated parts manual
Advertising
Table of contents
Document Outline
- SECTION 1 FRAME
- FIGURE 1-1. FRAME, STEERING & AXLE INSTALLATIONS - 80HX 2WD FIXED AXLE MACHINES
- FIGURE 1-2. FRAME, STEERING AND AXLE INSTALLATIONS - 80HX 4WD FIXED AXLE MACHINES
- FIGURE 1-3. FRAME, STEERING AND AXLE INSTALLATIONS - 80HX 2WD AND 4WD OSCILLATING AXLE MACHINES
- FIGURE 1-4. REAR, STEERING & AXLE INSTALLATIONS - 80HX 4WS MACHINES
- FIGURE 1-5. FRAME, STEERING & AXLE INSTALLATIONS - 80H MACHINES
- FIGURE 1-6. TIRE AND WHEEL DRIVE INSTALLATIONS
- FIGURE 1-7. DRIVE MOTOR ASSEMBLY - CESSNA (SINGLE SPEED)
- FIGURE 1-8. DRIVE MOTOR ASSEMBLY - VICKERS
- FIGURE 1-9. DRIVE MOTOR ASSEMBLY - CESSNA (TWO SPEED)
- FIGURE 1-10. DRIVE MOTOR ASSEMBLY - REXROTH
- FIGURE 1-11. BRAKE ASSEMBLY - AUSCO AND MICO
- FIGURE 1-12. BRAKE ASSEMBLY - AUSCO
- FIGURE 1-13. BRAKE ASSEMBLY - MICO
- FIGURE 1-14. BRAKE ASSEMBLY - MICO
- FIGURE 1-15. GEAR REDUCER ASSEMBLY
- FIGURE 1-16. DRIVE HUB ASSEMBLIES
- FIGURE 1-17. VALVES & SWITCHES INSTALLATIONS (FRAME MOUNTED)
- FIGURE 1-18. AXLE LIFT CYLINDER INSTALLATIONS
- FIGURE 1-19. TOW PACKAGE INSTALLATION
- SECTION 2 TURNTABLE
- FIGURE 2-1. BOOM, TURNTABLE AND BEARING LUBE INSTALLATION
- FIGURE 2-2. CONTROL VALVES INSTALLATION - RACINE PROPORTIONAL
- FIGURE 2-3. CONTROL VALVE ASSEMBLY - OUTLET SECTION (RACINE)
- FIGURE 2-4. CONTROL VALVE ASSEMBLY - WORKING SECTION (RACINE)
- FIGURE 2-5. CONTROL VALVE ASSEMBLY - INLET SECTION (RACINE)
- FIGURE 2-6. CONTROL VALVE ASSEMBLY - SERVO SECTION (RACINE)
- FIGURE 2-7. CONTROL VALVES ASSEMBLY - VICKERS VALVES
- FIGURE 2-8. CONTROL VALVE ASSEMBLY - VICKERS (PRIOR TO OCTOBER 1994)
- FIGURE 2-9. CONTROL VALVE ASSEMBLY - VICKERS (OCTOBER 1994 TO PRESENT)
- FIGURE 2-10. VICKERS VALVE ASSEMBLY - HYDRAULIC CONTROLS (OCTOBER 1994 TO PRESENT)
- FIGURE 2-11. CONTROL VALVE ASSEMBLY - RACINE BANG-BANG WITH DUMP SECTION
- FIGURE 2-12. CONTROL VALVE ASSEMBLY - BANG-BANG WITH DUMP SECTION
- FIGURE 2-13. CONTROL VALVE ASSEMBLY - BANG-BANG WITH INLET RELIEF
- FIGURE 2-14. CONTROL VALVE ASSEMBLY - 1 SECTION BANG-BANG (80HX+6/ 86HX)
- FIGURE 2-15. ACCESSORY VALVE ASSEMBLY (MILLER) (HYDRAULIC CONTROLS MACHINES BUILT THROUGH 1989)
- FIGURE 2-16. ACCESSORY VALVE ASSEMBLY
- FIGURE 2-17. SWING DRIVE, BEARING AND LOCK INSTALLATIONS
- FIGURE 2-18. SWING MOTOR ASSEMBLY - WHITE
- FIGURE 2-19. SWING MOTOR ASSEMBLY - CHAR-LYNN
- FIGURE 2-20. SWING MOTOR ASSEMBLY - EATON
- FIGURE 2-21. SWING BRAKE ASSEMBLIES (PRIOR TO APRIL 1992)
- FIGURE 2-22. SWING BRAKE ASSEMBLIES (APRIL 1992 TO PRESENT)
- FIGURE 2-23. SWING HUB ASSEMBLY
- FIGURE 2-24. ROTARY COUPLING AND COLLECTOR RING ASSEMBLY AND INSTALLATION
- FIGURE 2-25. DEUTZ ENGINE INSTALLATION WITHOUT NOISE REDUCTION (BUILT PRIOR TO FEBRUARY 1995)
- FIGURE 2-26. DEUTZ ENGINE INSTALLATION WITH NOISE REDUCTION (BUILT FEBRUARY 1995 TO PRESENT)
- FIGURE 2-27. ADECO THROTTLE COMPONENTS INSTALLATION - DEUTZ ENGINE MACHINES
- FIGURE 2-28. GENERATOR INSTALLATION - DEUTZ ENGINE MACHINES
- FIGURE 2-29. FORD LSG-423 ENGINE INSTALLATIONS - (PRIOR TO MARCH 1995)
- FIGURE 2-30. ADECO THROTTLE INSTALLATIONS - FORD ENGINE MACHINES BUILT PRIOR TO MID 1987
- FIGURE 2-31. PRECISION GOVERNOR INSTALLATIONS - FORD ENGINE MACHINES BUILT MID 1987 TO MARCH 1995
- FIGURE 2-32. GENERATOR INSTALLATION - FORD ENGINE MACHINES BUILT PRIOR TO MARCH 1995 (OPTIONAL)
- FIGURE 2-33. FORD LRG423/LRG425 ENGINE INSTALLATION (MARCH 1995 TO PRESENT)
- FIGURE 2-34. GENERATOR INSTALLATION - FORD MACHINES BUILT MARCH 1995 TO PRESENT
- FIGURE 2-35. DUAL FUEL INSTALLATION - FORD ENGINE MACHINES
- FIGURE 2-36. WISCONSIN ENGINE INSTALLATION
- FIGURE 2-37. PUMP COUPLING INSTALLATIONS
- FIGURE 2-38. MAIN PUMP ASSEMBLY (MACHINES WITH RACINE PROPORTIONAL VALVES)
- FIGURE 2-39. MAIN PUMP ASSEMBLY (MACHINES WITH VICKERS PROPORTIONAL VALVES BUILT PRIOR TO MID 1987 - HAS ONE OUTLET IN END COVER)
- FIGURE 2-40. MAIN PUMP ASSEMBLY (MACHINES WITH VICKERS PROPORTIONAL VALVES BUILT MID 1987 TO PRESENT- HAS TWO OUTLETS IN END COVER)
- FIGURE 2-41. TANKS INSTALLATION
- FIGURE 2-42. LP TANKS INSTALLATION
- FIGURE 2-43. GROUND CONTROL COMPONENTS INSTALLATION (MACHINES WITH RACINE PROPORTIONAL VALVES)
- FIGURE 2-44. GROUND CONTROL INSTALLATION (MACHINES WITH VICKERS PROPORTIONAL VALVES AND STANDARD CONTROLS)
- FIGURE 2-45. GROUND CONTROLS INSTALLATION (MACHINES WITH VICKERS PROPORTIONAL VALVES AND HYDRAULIC CONTROLS)
- FIGURE 2-46. ELECTRICAL COMPONENTS INSTALLATION (TURNTABLE MOUNTED)
- FIGURE 2-47. HOODS INSTALLATION (PRIOR TO DECEMBER 1992)
- FIGURE 2-48. HOODS INSTALLATION (MACHINES BUILT DECEMBER 1992 TO PRESENT)
- SECTION 3 BOOM
- SECTION 4 PLATFORMS
- FIGURE 4-1. STANDARD PLATFORM AND FOOTSWITCH INSTALLATION.
- FIGURE 4-2. LOW MOUNT PLATFORM AND FOOTSWITCH INSTALLATION
- FIGURE 4-3. ROTATOR MOTOR ASSEMBLY
- FIGURE 4-4. CONSOLE BOX ASSEMBLIES - PQ CONTROLLERS WITHOUT PROP TELE (MACHINES BUILT PRIOR TO SEPTEMBER 1991)
- FIGURE 4-5. CONSOLE BOX ASSEMBLIES - PQ CONTROLLERS WITH PROP TELE (MACHINES BUILT PRIOR TO SEPTEMBER 1991)
- FIGURE 4-6. CONSOLE BOX ASSEMBLIES - PQ CONTROLLERS WITH PROP VALVE MACHINES BUILT SEPTEMBER 1991 TO PRESENT)
- FIGURE 4-7. CONSOLE BOX ASSEMBLY - OEM CONTROLLERS
- FIGURE 4-8. CONSOLE BOX ASSEMBLY - HYDRAULIC CONTROLS
- FIGURE 4-9. CAPACITY INDICATOR INSTALLATION (OPTIONAL)
- FIGURE 4-10. OPTIONAL COMMON PLATFORM MOUNTED COMPONENTS
- SECTION 5 CYLINDER
- FIGURE 5-1. AXLE EXTENSION CYLINDER ASSEMBLIES - 80HX WITH FIXED AXLE
- FIGURE 5-2. AXLE EXTENSION CYLINDER ASSEMBLIES - 80HX WITH OSCILLATING AXLE
- FIGURE 5-3. AXLE LIFT CYLINDER ASSEMBLY
- FIGURE 5-4. AXLE LOCKOUT CYLINDER ASSEMBLY
- FIGURE 5-5. PLATFORM LEVEL CYLINDER ASSEMBLIES (MODEL 80HX/80H BUILT THROUGH 1986)
- FIGURE 5-6. PLATFORM CYLINDER ASSEMBLIES (MODEL 80HX/80H BUILT 1987 TO APRIL 1992)
- FIGURE 5-7. PLATFORM LEVEL CYLINDER ASSEMBLIES (MODEL 80HX/80H BUILT APRIL 1992 TO PRESENT)
- FIGURE 5-8. SLAVE LEVEL CYLINDER ASSEMBLIES (80HX+6/86HX EXTEND-A- REACH PRIOR TO S/N 29914)
- FIGURE 5-9. SLAVE LEVEL CYLINDER ASSEMBLIES (80HX+6/86HX EXTEND-A- REACH S/N 29914 TO PRESENT)
- FIGURE 5-10. LIFT CYLINDER ASSEMBLIES - BOOM
- FIGURE 5-11. LIFT CYLINDER ASSEMBLY - EXTEND-A-REACH (80HX+6/86HX ONLY)
- FIGURE 5-12. MASTER CYLINDER ASSEMBLY
- FIGURE 5-13. STEER CYLINDER ASSEMBLIES (80HX/80HX+6 WITH FIXED FRONT AXLE)
- FIGURE 5-14. STEER CYLINDER ASSEMBLIES (80HX/80HX+6 WITH OSCILLATING FRONT AXLE)
- FIGURE 5-15. STEER CYLINDER ASSEMBLY (80H 2WD)
- FIGURE 5-16. STEER CYLINDER ASSEMBLIES (80H 4WD)
- FIGURE 5-17. TELESCOPE CYLINDER ASSEMBLIES
- FIGURE 5-18. TIE-ROD CYLINDER ASSEMBLY (80HX/80HX+6 WITH OSCILLATING AXLE ONLY)
- FIGURE 5-19. CYLINDER BELLOWS INSTALLATION
- SECTION 6 HYDRAULICS
- FIGURE 6-3. HYDRAULIC DIAGRAM - AXLE EXTENSION & STEER (80HX/80HX+6 2WS FIXED AXLE WITHOUT TOW PACKAGE)
- FIGURE 6-4. HYDRAULIC DIAGRAM - AXLE EXTENSION & STEER (80HX/80HX+6 2WS OSCILLATING AXLE WITHOUT TOW PACKAGE)
- FIGURE 6-5. HYDRAULIC DIAGRAM - BRAKE WITH PRESSURE REDUCING VALVE (USED WITH AUSCO DRIVE BRAKES)
- FIGURE 6-6. HYDRAULIC DIAGRAM - DRIVE (2WD/2WS)
- FIGURE 6-7. HYDRAULIC DIAGRAM - DRIVE (4WD/2WS)
- FIGURE 6-8. HYDRAULIC DIAGRAM - LEVEL (80HX & 80H)
- FIGURE 6-9. HYDRAULIC DIAGRAM - LEVEL (80HX+6)
- FIGURE 6-10. HYDRAULIC DIAGRAM - LIFT
- FIGURE 6-11. HYDRAULIC DIAGRAM - MANUAL DESCENT
- FIGURE 6-12. HYDRAULIC DIAGRAM - OSCILLATING AXLE (80HX/80HX+6)
- FIGURE 6-13. HYDRAULIC DIAGRAM - PUMP (STANDARD CONTROLS)
- FIGURE 6-14. HYDRAULIC DIAGRAM - PUMP (HYDRAULIC CONTROLS)
- FIGURE 6-15. HYDRAULIC DIAGRAM - ROTATE
- FIGURE 6-16. HYDRAULIC DIAGRAM - SEQUENCE LINE
- FIGURE 6-17. HYDRAULIC DIAGRAM - STEER (80H ONLY)
- FIGURE 6-18. HYDRAULIC DIAGRAM - SWING
- FIGURE 6-19. HYDRAULIC DIAGRAM - TELESCOPE
- SECTION 7 ELECTRICAL
- FIGURE 7-2. WIRING DIAGRAM - DUAL FUEL
- FIGURE 7-3. WIRING DIAGRAM - GENERATOR (DEUTZ ENGINES)
- FIGURE 7-4. WIRING DIAGRAM - GENERATOR (FORD ENGINES)
- FIGURE 7-5. WIRING DIAGRAM - PLATFORM CONSOLE STANDARD CONTROLS (SHEET 1 OF 2)
- FIGURE 7-5. WIRING DIAGRAM - PLATFORM CONSOLE STANDARD CONTROLS (SHEET 2 OF 2).
- FIGURE 7-6. WIRING DIAGRAM - PLATFORM CONSOLE HYDRAULIC CONTROLS
- FIGURE 7-7. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/FIXED AXLE/ STANDARD CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-7. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/FIXED AXLE/ STANDARD CONTROLS) (SHEET 2 OF 2)
- FIGURE 7-8. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/OSCILLATING AXLE/STANDARD CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-8. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/OSCILLATING AXLE/STANDARD CONTROLS) (SHEET 2 OF 2).
- FIGURE 7-9. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/HYDRAULIC CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-9. WIRING DIAGRAM - STANDARD (DEUTZ ENGINE/HYDRAULIC CONTROLS) (SHEET 2 OF 2)
- FIGURE 7-10. WIRING DIAGRAM - STANDARD (FORD ENGINE/FIXED AXLE/ STANDARD CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-10. WIRING DIAGRAM - STANDARD (FORD ENGINE/FIXED AXLE/ STANDARD CONTROLS) (SHEET 2 OF 2)
- FIGURE 7-11. WIRING DIAGRAM - STANDARD (FORD ENGINE/OSCILLATING AXLE/STANDARD CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-11. WIRING DIAGRAM - STANDARD (FORD ENGINE/OSCILLATING AXLE/STANDARD CONTROLS) (SHEET 2 OF 2)
- FIGURE 7-12. WIRING DIAGRAM - STANDARD (FORD ENGINE/HYDRAULIC CONTROLS) (SHEET 1 OF 2)
- FIGURE 7-12. WIRING DIAGRAM - STANDARD (FORD ENGINE/HYDRAULIC CONTROLS) (SHEET 2 OF 2)
- SECTION 8 DECALS
- SECTION 9 RECOMMENDED SERVICE PARTS STOCk
- SECTION 10 SPECIAL OPTIONS