Factory Service And Maintenance Manual For JLG Boom Lift. Manual Contains Important Information And Instructions For Maintenance Description Of The Functions And Capabilities Of The System. Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: English
Pages: 430
Number: 31217118 (july 2020)
Bookmarks: Yes
Searchable: Yes
Wiring Diagrams: Yes
Hydraulic Diagrams: Yes

Model

JLG Boom Lift
340AJ
PVC 2007

Contents

-INTRODUCTION – MAINTENANCE SAFETY PRECAUTIONS
General
Hydraulic System Safety
Maintenance
-SPECIFICATIONS
Operating Specifications
Dimensional Data
Capacities
Tires
Engine Data
Hydraulic Oil
Operator Maintenance
Thread Locking Compound
Torque Charts
-GENERAL
Machine Preparation, Inspection, and Maintenance
Service and Guidelines
Cylinder Drift
Pins and Composite Bearing Repair Guidelines
Welding on JLG Equipment
-CHASSIS & TURNTABLE
Tires and Wheels
Drive Orientation System
Beyond Transport Position – Drive Speed Cutback System
Drive/Steer – Boom Function Interlock System (CE ONLY)
Drive System
Drive Motor
Drive Hub
Oscillating Axle System
Chassis Tilt Indicator System
Swing Motor
Swing Drive
Engine Operating States
Engine Start Conditions
Engine RPM Levels
Engine Controls
Engine Startup Procedure (Kubota)
Kubota Engine
GM Dual Fuel Engine
Fuel Reserve / Cut-Out System
Cold Start System (Diesel Engine)
Generator
Counterweight
-BOOM & PLATFORM
Platform Control Enable System
Platform Load Sensing System
Ground Control Keyswitch System
Function Speed Control System
Jib Lift End Of Stroke Dampening
Emergency Decent System
Transport Position Sensing System
Platform
Main Boom Powertrack
Powertrack Maintenance
Boom Maintenance
Boom Cleanliness Guidelines
Rotary Actuator
Skyguard
-BASIC HYDRAULIC INFORMATION & SCHEMATICS
Lubricating 0-Rings in the Hydraulic system
Hydraulic Cylinders
Drive Pump
Gear Pump
Pressure Setting Procedure
Oil Sampling
Hydraulic Schematic
-JLG CONTROL SYSTEM
JLG Control System Analyzer Kit Instructions
Analyzer Menu Structure
Using the Hand Held Analyzer
Operator Controls and Switches
Control System Startup Checks
Machine Orientation When Performing Test
LSS System
MSSO (Machine Safety System Override)
Resetting The MSSO System
System Fault Messages
-BASIC ELECTRICAL INFORMATION & SCHEMATICS
General
Multimeter Basics
Applying Silicone Dielectric Compound to Electrical Connections
Dielectric Grease Application
AMP Connector
Deutsch Connectors
Telematics Gateway
Electrical Schematics