JLG M450 Service Manual User Manual
Service and maintenance manual
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Table of contents
Document Outline
- Section A. INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS
- Section 1. Specifications
- 1.1 Operating specifications
- 1.2 Capacities
- 1.3 Tires
- 1.4 Battery Charger
- 1.5 Dimensional Data
- 1.6 Drive System
- 1.7 Hydraulic Pump/Electric Motor Assembly
- 1.8 Generator
- 1.9 Function Speeds
- 1.10 Pressure Settings
- 1.11 Torque Specifications
- 1.12 Lubrication Specifications
- 1.13 Critical Stability Weights
- 1.14 Cylinder Specifications
- 1.15 Major Component Weights
- 1.16 Serial Number Locations
- 1.17 Operator Maintenance & Lubrication
- Section 2. General
- Section 3. Chassis & Turntable
- 3.1 Tires & Wheels
- 3.2 Spindle
- 3.3 Drive Hub Part No. 2780236
- Disassembly
- Disassembly of Cover
- Disassembly of First Stage Planetary Assembly (7)
- Disassembly of Second Stage Planet Gears (1)
- Assembly of First Stage Planetary Assembly (7)
- Assembly of End Cover Unit (8)
- Final Assembly
- Initial Start-up and After Repairs
- Maintenance
- Oil Change Interval-Gear Drive
- Setting of Tapered Roller Bearings
- Securing of the Shaft Nut
- 3.4 Drive Brake - Mico
- 3.5 Speed Sensor Adjustment
- 3.6 Positrac/Tilt module
- 3.7 Swing Motor - S/N 0300135649 to Present
- 3.8 Swing Bearing
- 3.9 Battery Maintenance and Charging
- 3.10 Battery Charger (S/N 0300059350 to Present)
- 3.12 Generator (Prior to S/N 88539)
- 3.13 Generator (S/N 88539 to Present)
- Engine
- Alternator
- Dynamo and Dynamo Voltage Regulator
- Dynamo Output Fuse
- Control Fuse
- Start Battery
- Engine Starter
- Start Control Relay
- Fuel Control Relay
- Glow Plug Control Relay
- Glow Plug
- Fuel Pump
- Fuel Solenoid
- Engine Low Oil Pressure Switch
- Engine Oil Temperature Sensor
- Alternator Output Current Sensor
- Engine Speed Sensor
- RBS Engine/Generator Controller
- Warnings and Safety Precautions
- System Controls
- System Status and Performance Monitoring
- System Settings
- RBS Start
- RBS shutdown
- RBS Alarms and Flash Codes
- Resetting the RBS Controller
- Maintenance Schedule
- Troubleshooting
- APU Engine Start Battery Boosting
- 3.14 Supplementary fuse for apu
- Section 4. Boom & Platform
- 4.1 Boom Maintenance
- 4.2 Upper (Main) Boom Lift Cylinder
- 4.3 Mid Boom Lift Cylinder
- 4.4 Lower Boom Lift Cylinder
- 4.5 Upper Boom Telescope Cylinder
- 4.6 Wear Pads
- 4.7 Boom Limit Switches
- 4.8 Articulating Jib Boom
- 4.9 Load Sensing System
- 4.10 Boom Synchronizing Procedure
- 4.11 Footswitch Adjustment
- 4.12 Helac Rotary actuator
- 4.13 Powertrack Maintenance
- Section 5. Hydraulics
- Section 6. JLG Control System
- 6.1 JLG Control System Analyzer Kit Instructions
- Introduction
- To Connect the JLG Control System Analyzer
- Using the Analyzer
- Changing the Access Level of the Hand Held Analyzer
- Adjusting Parameters Using the Hand Held Analyzer
- Machine Setup
- Machine Personality Settings
- Machine Configuration Programming Information
- Level Vehicle Description
- Help Descriptions and Fault Flash Codes
- Analyzer Diagnostics Menu Structure
- System Self Test
- 6.1 JLG Control System Analyzer Kit Instructions
- Section 7. Basic troubleshooting, Electrical Information, & schematics