JLG Lift 80F Service & Maintenance Manual (3120107) – PDF DOWNLOAD

Description

JLG Lift 80F Service & Maintenance Manual (3120107) – PDF DOWNLOAD

TABLE OF CONTENTS:

JLG Lift 80F Service & Maintenance Manual (3120107) – PDF DOWNLOAD

1-1 General •
1-2 Hydraulic System Safety
CHAPTER 2 – SYSTEMS AND EQUIPMENT DESCRIPTIONS
Section 1 – Introduction and General Description
2-1 Introduction
2-2 General Description
2-3 Prime Mover (Engine)
2-4 Drive System
2-5 Steering System
2-6 Outrigger System
2-7 Extending Axle System
2-8 Turntable
2-9 Turntable Swing system
2-10 Boom Assembly
2-11 Platform Assembly
2-12 Platform Rotating System
2-13 Platform Leveling System
2-14 Electrical System
2-15 Hydraulic System
Section 2 – System and Component Operation
2-16 Drive System Operation
2-17 Steering System Operation
2-18 Outrigger System Operation
2-19 Extending Axle System Operation
2-20 Turntable Swing System Operation
2-21 Boom Elevation System
2-22 · Capacity Indicator
2-23 Platform Rotating System Operation
2-24 Platform Leveling System Operation
2-25 Main Hydraulic Pump
2-26 V alves
2-27 Cylinders
2-28 Control Levers and Switches
2-29 General Specifications
CHAPTER 3 – PREVENTIVE MAINTENANCE CHECKS AND SERVICES
Section 1 – Introduction
3-1 General
3-2 Preventive Maintenance Services :
Section 2 – Platform Assembly
3-3 Platform Assembly Checks
Section 3 – Boom Assembly
3-4 Boom Assembly Checks
Section 4 – Turntable Assembly
3-5 Turntable Assembly Checks
Section 5 – Chassis
3-6 Chassis Checks
Section 6 – Prime Mover (Engine)
3-7 Prime Mover (Engine ;-􀂐hecks
Section 7 – Hydraulic Syste;
3-8 Hydraulic System Ct1􀂑·cl<s
Section 8 – Electrical System
3-9 Electrical System Checks
TABLE OF CONTENTS
; SUBJECT – SECTION, PARAGRAPH
CHAPTER 4 – TROUBLESHOOTING
Sect ion 1 – I nt roduct ion
4-1 General
4-2 Troubleshoot ing Informat ion
1, 4-3 Hydraulic Circuit Checks
Section 2 – Platform Assembly
Sect ion 3 – Boom Assembly
t Sect ion 4 – Turnt able Assembly
Sect ion 5 – Chassis Assembly
Sect ion 6 – Hydraulic System
Sect ion 7 – Electrical Syst em
CHAPTER 5 – SERVICI NG AND MAI NTENANCE
􀂴 Section 1 – I ntroduct ion
5-1 General
5-2 Chapt er Arrangement
5-3 Servicing and Maintenance Guidelines
5-4 Changing Hydraulic System Oil
5-5 Hydraulic System Pressures
5-6 Servicing Capacit ies
Sect ion 2 – Platform
5-7 Platform and Support Assembly
5-8 Cont rol Console
5-9 Rot ary Actuator and Dual Motor Control Valve
Sect ion 3 – Boom
5-10 Telescope Cylinder
5-11 Slave Cylinder
5-12 Boom Maintenance
5-14 Oil Tank
5-15 Fuel Tank
5-16 Hydraulic Pump
5-17 Cont rol Valves
5-18 Lift Cylinder
5-19 Mast er Leveling Cylinder
5-20 Rot ary Oil Coupling and Collector Ring
5-21 Swing Drive Assembly
5-22 Swing Bearing
Sect ion 5 – Chassis
ii
5-23 Front Wheel and Hub
5-24, Front Spindle
5-25 Steer Cylinder
5-26 Tie Rod
5-27 St eer Hit ch
5-28 Out rigger Beam
5-29 Outrigger Jack Cylinder
5-30 Out rigger Beam Extension Cylinder
5-31 Drive Mot or, Brake and Hub Assembly
5-32 Ext endable Axle
5-33 Axle Extension Cylinder
TABLE OF CONTENTS
SUBJECT – SECTION, PARAGRAPH
Section 6 – Hydraulic System
5-34 Telescope Cylinder
5-35 Lift Cylinder
5-36 Master Level Cylinder
5-37 Slave Level Cylinder
5-38 Steer Cylinder
5-39 Outrigger Extension Cylinder
5-40 Outrigger Jack Cylinder
5-41 Axle Extension Cylinder
5-42 Rotary Oil Coupling
5-43 H ydraulic Pump
5-44 Wheel Drive Motor
5-45 Wheel Drive Brake
5-46 Wheel Drive Hub
5-47 Swing Drive Motor
5-48 Swing Drive Brake
5-49 Swing Drive Hub Assembly
5-50 Rotary Actuator
Section 7 – Electrical System
5-51 General Information
5-52 Battery
5-53 Electrical Circuit Checks
5-54 Control Handle (P Q)
Model 80F General Arrangement
Platform Assembly
Capacity Indication
Double-Acting Hydraulic Cylinder – Typical
Model 80F Dimensional Chart
Hydraulic Pump Circuit (Outrigger)
Hydraulic Pump Circuit (Extending Axle)
Hydraulic Drive Circuit (Outrigger)
Hydraulic Drive Circuit (Extending Axle)
Hydraulic Lift Circuit (Outrigger)
Hydraulic Lift Circuit (Extending Axle)
Hydraulic Swing Circuit
Hydraulic Telescope Circuit
Hydraulic Steer Circuit (Outrigger)
Hydraulic Steer Circuit (Extending Axle)
Hydraulic Level Circuit
Hydraulic Rotator Circuit
Hydraulic Outrigger Circuit
Hydraulic Extendable Axle Circuit
Hydraulic Manual Descent Circuit
Torque Application Chart
Torque Requirements Chart
Lubrication Chart
Boom Assembly
Swing Bearing Torque Sequence
Extension Cylinder- to-Frame Pin Replacement
Telescope Cylinder – Exploded View
Lift Cylinder – Exploded View
Master Level Cylinder – Exploded View
Slave Level Cylinder – Exploded View
Steer Cylinder – Exploded View
Outrigger Extension Cylinder
Outrigger Jack Cylinder
Axle Extension Cylinder
Rotary Oil Coupling – Exploded View
Hydraulic Pump – Exploded View
Wheel Drive Brake – Exploded View
Wheel Drive Hub – Exploded View
Swing Drive Motor – Exploded View
Swing Drive Brake – Exploded View
Swing Drive Hub – Exploded View
Basket Control Wiring Diagram – Deutz/Outriggers
Basket Control Wiring Diagram – Deutz/Extending Axles
Basket Control Wiring Diagram – Ford/Outriggers
Basket Control Wiring Diagram – Ford, Detroit/Extendable Axles
Basket Control Wiring Diagram – Detroit/Outriggers
Main Terminal Box Wiring Diagram – Deutz/Outriggers ,
Main Terminal Box Wiring Diagram – Deutz/Axles
Main Terminal Box Wiring Diagram – Ford/Outriggers
Main Terminal Box Wiring Diagram – Ford/Axles
Main Terminal Box Wiring Diagram – Detroit/Outriggers
Main Terminal Box Wiring Diagram – Detroit/Axles
Ground Control Wiring Diagram – Deutz
Ground Control Wiring Diagram – Ford
Ground Control Wiring Diagram – Detroit
Platform Assembly Preventive Maintenance Checks and Services
Boom Assembly Preventive Maintenance Checks and Services
Turntable Assembly Preventive Maintenance Checks and Services
Chassis Preventive Maintenance Checks and Services
Prime Mover (Engine) Preventive Maintenance Checks and Services
Hydraulic System Preventive Maintenance Checks and Services
Electrical System Preventive Maintenance Checks and Services
Platform Assembly Troubleshooting
Boom Assembly Troubleshooting
Turntable Assembly Troubleshooting
Chassis Assembly Troubleshooting
Hydraulic System Troubleshooting
Electrical System Troubleshooting
Oil Specification
Hydraulic Pressure Setting

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JLG Lift 80F Service & Maintenance Manual (3120107) – PDF DOWNLOAD

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