Title: Lull 644 844 1044 1997 Service Manual: Your Comprehensive Guide to Maintenance and Repairs

Introduction:
The Lull 644 844 1044 1997 Service Manual is an indispensable resource for equipment owners, technicians, and operators seeking to maintain and repair Lull telescopic handlers. Specifically tailored to the models 644, 844, and 1044 manufactured in 1997, this comprehensive manual provides detailed instructions, diagrams, and technical information to ensure the optimal performance and longevity of these powerful machines.

Chapter 1: Machine Overview
In this chapter, you will be introduced to the Lull telescopic handlers, including the models 644, 844, and 1044 manufactured in 1997. You will gain an understanding of their key features, specifications, and safety guidelines, providing a solid foundation for subsequent maintenance and repair procedures.

Chapter 2: Routine Maintenance
Proper maintenance is vital to keep your Lull telescopic handler operating at its best. Chapter 2 outlines a comprehensive routine maintenance schedule, covering regular inspections, lubrication, fluid checks, and filter replacements. Detailed instructions and maintenance charts ensure that you can easily follow the recommended procedures to keep your machine in optimal condition.

Chapter 3: Troubleshooting and Diagnostics
When issues arise, diagnosing and troubleshooting problems is essential to keep your Lull telescopic handler running smoothly. This chapter offers a comprehensive guide to identify and resolve common malfunctions and faults. Detailed troubleshooting charts, step-by-step instructions, and diagnostic procedures will assist you in pinpointing issues efficiently and accurately.

Chapter 4: Hydraulic System
The hydraulic system is a critical component of Lull telescopic handlers, and understanding its operation and maintenance is crucial. Chapter 4 provides detailed information on the hydraulic system, including hydraulic schematics, component locations, and maintenance procedures. It covers topics such as fluid checks, filter replacements, and troubleshooting common hydraulic issues.

Chapter 5: Electrical System
The electrical system in Lull telescopic handlers plays a vital role in their operation and functionality. This chapter focuses on the electrical system, covering electrical schematics, wiring diagrams, and troubleshooting procedures. You will learn about proper electrical connections, diagnostics, and the repair of electrical components to ensure reliable performance.

Chapter 6: Engine and Powertrain
Chapter 6 delves into the engine and powertrain of Lull telescopic handlers. It provides detailed maintenance instructions, including oil and filter changes, belt adjustments, and cooling system maintenance. Additionally, it offers guidance on diagnosing engine-related issues and troubleshooting the powertrain for optimal performance.