This comprehensive JLG Boom Lifts 100SX, 110SX, 110SXJ, and 120SXJ CE Illustrated Master Parts List Manual (P/N 3121811) is your essential resource for understanding and identifying the parts of your JLG boom lift. The manual provides detailed, illustrated breakdowns of all major components, making it easy to navigate and locate the specific part you need. The manual is organized in a logical and comprehensive manner. It features detailed sections covering: * **Frame:** This section covers the structural components of the boom lift. * **Turntable:** This section focuses on the rotating platform and its components. * **Boom:** This section provides a detailed breakdown of the boom assembly and its various parts. * **Platforms:** This section includes information on the different platform types and their components. * **Cylinder:** Learn about the hydraulic cylinders that power the boom lift's movement. * **Hydraulics:** This section dives into the details of the hydraulic system, including pumps, valves, and hoses. * **Electrical:** This section covers the electrical system of the boom lift, including wiring diagrams and component descriptions. * **Decals:** This section provides information on the decals and labels used on the boom lift. * **Recommended Service Parts Stock:** This section offers guidance on which parts should be kept in stock for routine maintenance and repairs. * **Special Options:** This section provides information on available optional features and their corresponding parts. With its clear and concise language, detailed illustrations, and comprehensive coverage of all parts, this Master Parts List Manual is the perfect tool for technicians, mechanics, and owners who need to identify, order, and maintain parts for their JLG boom lifts.

The JLG 100SX, 110SX, 110SXJ, and 120SXJ boom lifts are versatile and efficient aerial work platforms designed for a range of applications. These models feature a robust telescopic boom system that allows for precise positioning and a wide working envelope. The 100SX, 110SX, and 110SXJ models all boast a working height of 34.1 feet (10.4 meters), while the 120SXJ extends to a maximum working height of 39.4 feet (12 meters). The "SX" designation refers to the platform's "swing-out" design, enabling operators to easily position the platform in tight spaces. The "J" in the model names indicates a "jib" extension, providing additional reach and flexibility for intricate tasks. These boom lifts are known for their compact design, making them suitable for maneuvering in confined areas, and their sturdy construction, ensuring durability and safety. The JLG 100SX, 110SX, 110SXJ, and 120SXJ boom lifts are equipped with numerous features to enhance operator comfort and safety. The spacious platform provides ample space for tools and materials, and the controls are ergonomically designed for intuitive operation. The machines are also equipped with safety features such as an automatic leveling system, an emergency stop button, and a load capacity indicator. These boom lifts are powered by a reliable diesel engine, offering ample power for smooth operation and extended duty cycles. The 100SX, 110SX, and 110SXJ models are equipped with a single-cylinder engine, while the 120SXJ features a three-cylinder engine, providing additional power for demanding tasks. The JLG 100SX, 110SX, 110SXJ, and 120SXJ boom lifts are popular choices for construction, maintenance, and industrial applications, offering a combination of performance, safety, and user-friendliness.