JLG 660SJ Service Manual User Manual
Service and maintenance manual, Models
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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 Drive Torque hub
- Roll, Leak and Brake Testing
- Tightening and Torquing Bolts
- Main Disassembly
- Input Carrier Disassembly
- Hub-Spindle Disassembly
- Spindle-Brake Disassembly
- Cover Disassembly
- Input Carrier Sub-Assembly
- Output Planet Gear Sub-Assembly
- Spindle - Brake Sub-Assembly
- Hub-Spindle Sub-Assembly
- Cover Sub-Assembly
- Main Assembly
- Integral Brake Check
- 3.3 Free Wheeling Option
- 3.4 Drive Motor (S/N 75606 to Present)
- 3.5 Oscillating Axle Bleeding Procedure and Lockout Test
- 3.6 Steer Adjustments
- 3.7 Swing Hub
- 3.8 Swing Bearing
- 3.9 Swing Brake - Mico
- 3.10 Rotary Coupling
- 3.11 Generator
- 3.12 Spark Arrester Cleaning Instructions
- 3.13 Glow Plugs
- 3.14 Ford EFI Engine
- 3.15 Ford LPG System
- 3.16 Deutz EMR 2 (S/N 84827 to Present)
- 3.17 Bio Fuel in Deutz Engines
- 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
- 4.1 Boom Rope Torquing Procedures
- 4.2 Wear Pads
- 4.3 Wire Rope
- 4.4 Boom Maintenance
- 4.5 Articulating Jib Boom
- 4.6 Limit Switches and Cam Valve Adjustment
- 4.7 Boom Cleanliness Guidelines
- 4.8 Platform
- 4.9 Rotator - Helac (Prior to S/N 0300130779)
- 4.10 Rotary Actuator (S/N 0300130779 to Present)
- 4.11 Foot Switch Adjustment
- Section 5. Hydraulics
- 5.1 Cylinders - Theory of Operation
- 5.2 Cylinder Checking Procedure
- 5.3 Cylinder Removal and Installation
- 5.4 Cylinder Repair
- 5.5 Variable Displacement pump (M46 series)
- 5.6 Valves - Theory of Operation
- 5.7 Pressure Setting Procedures
- 5.8 Hydraulic Component Start-Up Procedures and Recommendations
- 5.9 Hydraulic Pump W/hayes Pump Drive Coupling Lubrication
- Section 6. JLG Control System
- 6.1 Introduction
- 6.2 To Connect the JLG Control System Analyzer
- 6.3 Using the Analyzer
- 6.4 Changing the Access Level of the Hand Held Analyzer
- 6.5 Adjusting Parameters Using the Hand Held Analyzer
- 6.6 Machine Setup
- 6.7 Level Vehicle Description
- 6.8 Machine Personality Settings
- 6.9 Analyzer Diagnostics Menu Structure
- Section 7. Basic Electrical Information & Schematics