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LeeBoy 685D User Manual

LeeBoy 685D
354 pages
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Operations, Service, and Parts Manual
LEEBOY 685D MOTOR GRADER
Manual No. 1020287-01
This manual applies to
Serial Number 183712
and above.

Table of Contents

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LeeBoy 685D Specifications

General IconGeneral
Engine Power74 hp (55 kW)
Paving Width8 ft - 13 ft (2.4 m - 3.96 m)
Hopper Capacity8 tons (7.26 tonnes)
Paving ThicknessUp to 6 in (152 mm)
Screed Width8 ft (2.4 m)

Summary

Introduction to LeeBoy 685D Motor Grader Manual

Manual Section Overview

Summarizes the content of each section in the manual, covering safety, information, components, operation, maintenance, schematics, and parts.

Safety Guidelines and Precautions

General Safety Precautions

Details hazards like pre-operation, poor lighting, and tool usage, along with DANGER and CAUTION warnings.

Machine Specific Safety Precautions

Covers precautions for hot materials, hydraulics, refueling, batteries, starting, parking, and operation.

Tire Safety Precautions

Provides critical safety instructions for mounting, demounting, and inflating tires to prevent explosions.

Safety Decals and Installation

Explains the importance of safety decals, their care, and proper installation procedures for sticker and top-protected types.

Information and Specifications for 685D Motor Grader

One Year Limited Warranty Policy

Details the terms, conditions, exclusions, and limitations of the manufacturer's warranty for the unit.

Contact and Ownership Information

Provides contact details for LeeBoy dealers and instructions for recording machine ownership information.

Machine Specification Charts

Presents detailed machine dimensions, engine specifications, electrical, operational, and chassis data.

Torque Specifications for Fasteners

Lists torque values for standard inch and metric fasteners, including conversion formulas and hydraulic fitting tightening.

Component Location and Overview

Machine Components Overview

Provides a general description of the 685D Motor Grader's main components like the engine and operator station.

Operator Station Controls

Details the layout and function of controls within the operator station, including the PV485 digital controller.

Steering Column Controls

Explains the function of levers and indicators on the steering column for controlling grader operations.

Main Control Panel Functions

Details the layout and function of switches, buttons, and indicators on the main control panel.

Heat and Air Conditioning Controls

Describes the operation of the cab's heating and air conditioning system controls.

Operation of the 685D Motor Grader

General Operation and Initial Inspection

Covers receiving the machine, pre-operation checks, and initial/daily inspection procedures.

Engine Start-Up and Shut-Down Procedures

Details the steps for safely starting and stopping the engine, including brake checks and cold weather starting.

Diesel Exhaust Fluid (DEF) System and Regeneration

Explains the DEF system, its importance, and the engine regeneration (REGEN) process.

PV485 Digital Display and Controls

Describes the digital display, gauge screens, menus, diagnostics, and user settings.

Driving and Basic Controls

Covers driving the grader, adjusting the seat, steering, articulation, and using the throttle.

Grading Techniques and Tips

Provides guidance on operating techniques like grading around objects, spreading, leveling, and slope work.

Transporting the Grader

Details procedures for loading, unloading, tie-down, and towing the motor grader safely.

Maintenance Schedule and Procedures

Periodic Maintenance Schedule

Outlines required maintenance tasks based on operating hours or time intervals.

Lubrication Points and Procedures

Details grease points, axle lubricants, breathers, and planetary hub lubrication.

Engine Maintenance Tasks

Covers checking engine oil, changing oil and filter, engine belts, air filters, and coolant.

Electrical System Maintenance

Details battery servicing, alternator servicing, and fuse box information.

Hydraulic System Maintenance

Covers checking oil levels, changing oil and filters, and testing hydraulic pressure.

Tire and Wheel Bearing Maintenance

Provides instructions for tire maintenance and repacking front wheel bearings.

Troubleshooting Common Problems

Lists common symptoms, causes, and remedies for mechanical and system issues.

Schematics and Diagrams

Electrical Schematic - Part 1

Diagram of the electrical system, covering power distribution, battery, alternator, and ECM connections.

Electrical Schematic - Part 2

Diagram illustrating electrical system components like fuses, relays, and display connections.

Hydraulic Schematic - Part 1

Diagram showing the main hydraulic system components and their connections.

Front Harness Schematics

Diagrams illustrating the wiring harness connections for the front of the machine.

Illustrated Parts List

Quick Reference for Parts

Lists commonly used filters, strainers, electrical components, and track assemblies with part numbers.

Boom Articulation and Pivot Parts

Detailed breakdown of parts for the boom articulation and pivot mechanisms.

Front Axle Assembly Parts (2WD)

Exploded view and part list for the front axle assembly on 2WD models.

Engine Components Parts

Diagrams and part numbers for engine-related components like fans, belts, starters, and ECU.

Hydraulics System Parts

Illustrations and part numbers for hydraulic tanks, pumps, and valve banks.

Alphabetical Parts Index

Comprehensive alphabetical listing of all parts with their corresponding part numbers and figure references.

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