JLG 680S Service Manual User Manual
Service and maintenance manual, Model 680s
Table of contents
Document Outline
- Section A. INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS
- Section 1. SPECIFICATIONS
- Section 2. GENERAL
- Section 3. CHASSIS & TURNTABLE
- 3.1 Tires & Wheels
- 3.2 Wheel Drive Assembly, 2WD
- 3.3 Drive Motor (2WD) (Prior to S/N 83331)
- 3.4 Drive Motor (S/N 83331 to Present)
- 3.5 Torque Hub
- 3.6 Wheel Drive Assembly, 4WD
- 3.7 Torque Hub (4WD Machines W/ Integral Brake)
- Roll, Leak and Brake Testing
- Tightening and Torquing Bolts
- Main Disassembly
- Input Carrier Disassembly
- Output Carrier Disassembly
- Housing-Spindle Disassembly
- Spindle-Brake Disassembly
- Input Carrier Sub-Assembly
- Output Carrier Sub-Assembly
- Spindle-Brake Sub-Assembly
- Housing-Spindle Sub-Assembly
- DW2B Integral Brake Check
- Main Assembly
- 3.8 Re-Aligning torque hub input coupling
- 3.9 Oscillating Axle Bleeding Procedure and Lockout Test
- 3.10 Swing Drive Hub
- 3.11 Swing Brake
- 3.12 Swing Motor
- 3.13 Procedure For Setting Gear Backlash
- 3.14 Swing Bearing
- 3.15 Rotary Coupling
- 3.16 Generator
- 3.17 Deutz EMR 2
- 3.18 GM Engine General Maintenance
- 3.19 GM Engine Dual Fuel System
- Fuel Filter
- Electric Lock Off
- EPR Assembly
- Low Pressure Regulator (LPR)
- Air Fuel Mixer
- Electronic Throttle Control (ETC)
- Engine Control Module
- Heated Exhaust Gas Oxygen Sensor
- Gasoline Multi Point Fuel Injection System (MPFI)
- Gasoline Fuel Pump
- Gasoline Pressure And Temperature Sensor Manifold
- Fuel Filter
- Fuel Injector Rail
- Fuel Injector
- 3.20 GM Engine Fuel System Repair
- Propane Fuel System Pressure Relief
- Propane Fuel System Leak Test
- Propane Fuel Filter Replacement
- Electronic Pressure Regulator (EPR) Assembly Replacement
- Temperature Manifold Absolute Pressure (TMAP) Sensor
- Electronic Throttle Control Replacement
- MIXER REPLACEMENT
- Coolant Hose Replacement
- Vapor Hose Replacement
- Engine Control Module Replacement
- Heated Exhaust Gas Oxygen Sensor Replacement
- 3.21 GM Engine LPG Fuel System Diagnosis
- Section 4. BOOM & PLATFORM
- Section 5. HYDRAULICS
- Section 6. JLG CONTROL SYSTEM
- Section 7. Basic Electrical Information & Schematics