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JLG M4069 Service Manual

JLG M4069
158 pages
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Service and Maintenance Manual
Models
3369LE
4069LE
M3369
M4069
PVC 2004
31217135
March 13, 2020 - Rev A
AS/NZS
Go to Discount-Equipment.com to order your parts

Table of Contents

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JLG M4069 Specifications

General IconGeneral
BrandJLG
ModelM4069
CategoryBoom Lifts
LanguageEnglish

Summary

SECTION A. INTRODUCTION - MAINTENANCE SAFETY PRECAUTIONS

General Safety Precautions

General safety precautions for maintenance personnel to avoid injury and equipment damage.

Hydraulic System Safety

Safety warnings regarding high-pressure hydraulic systems and pressure relief procedures.

SECTION 1 - SPECIFICATIONS

Specifications Overview

Details dimensional data, capacities, weights, and general equipment specifications.

Torque Charts

Provides SAE and Metric fastener torque values for proper assembly and maintenance.

SECTION 2 - GENERAL

Machine Preparation, Inspection, and Maintenance

Covers machine preparation, inspection schedules, and preventative maintenance procedures.

Service and Maintenance Guidelines

Provides general guidelines for servicing, including safety, cleanliness, and component handling.

SECTION 3 - CHASSIS & SCISSOR ARMS

Calibrations and Sensor Procedures

Details calibration procedures for elevation sensors, speed sensors, tilt sensors, and joysticks.

Battery Maintenance and Charging

Covers battery maintenance, charging, troubleshooting, and specifications for the charging system.

SECTION 4 - HYDRAULICS

Hydraulic System Servicing and Lubrication

Guidelines for servicing the hydraulic system, including oil changes and lubrication specifications.

Cylinder Checking and Repair

Procedures for checking, removing, installing, and repairing hydraulic cylinders.

SECTION 5 - JLG CONTROL SYSTEM

Hand Held Analyzer Operation

Instructions for connecting, operating, and navigating the JLG Hand Held Analyzer for diagnostics.

Flash Codes and DTCs

Explains flash codes and Diagnostic Trouble Codes for identifying system faults and troubleshooting.

SECTION 6 - GENERAL ELECTRICAL INFORMATION & SCHEMATICS

Multimeter Basics and Techniques

Covers fundamental multimeter usage, measurement techniques, and connector types.

Electrical Schematics and Diagrams

Provides an overview of electrical systems and detailed schematic diagrams for troubleshooting.

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