This comprehensive Genie GTH-636 Service Repair Manual provides detailed technical information and step-by-step repair procedures for telescopic handlers manufactured in 2018. Covering serial numbers from GTH0615H-10001 to GTH0616H-10742, GTH0615E-10000 to GTH0616E-10999, and GTH06E-11000 to GTH06E-11749, this manual is an essential resource for technicians and mechanics. It begins with important safety rules followed by detailed specifications covering machine performance, hydraulic oil and components, manifold specifications, air conditioner refrigerant, Deutz TD 2.9 engine, Dana VDT12000 transmission, Dana 212 drive axle, and hydraulic hose and fitting torque specifications. The repair procedures section provides comprehensive instructions for various components, starting with the boom assembly, including wear pad replacement, quick attachment usage, retraction and extension chain replacement, boom removal and disassembly. It further covers the boom lift cylinder, boom extension cylinder, fork level cylinder, and hydraulic hoses, including adjustments and replacement. Instructions for the operator's compartment, machine controls, steering column, steering wheel, steer orbital, joysticks, brake pedal assembly, and gauge cluster assembly are also provided. The manual then dives into fuel and hydraulic tank procedures, followed by engine-related sections covering engine fault codes. Further sections explore transmission, hydraulic pump, and manifold components, including the primary function manifold for both single and dual joystick models, secondary function manifold, auxiliary and brake manifold, valve adjustments and coil information. The axle section details axle-related repair procedures. The manual concludes with a detailed fault code section, explaining diagnostic display functionality and Deutz TD 2.9 L4 engine fault codes. Finally, the schematics section provides comprehensive diagrams including fuse panel layouts, electrical component and wire color abbreviations, telematics connector pin legends, electrical and hydraulic symbols, and harness map legends. It further features detailed electrical and hydraulic schematics covering various systems, including control system power and ground for both single and dual joystick models, Deutz TD2.9 engine battery power and ground, options for auxiliary hydraulics, beacon, and third gear lockout, work lights, road lights, enclosed cabs with heater, and enclosed cabs with HVAC. This manual equips technicians with the necessary information to perform a wide range of repairs and maintenance tasks, ensuring efficient and effective service for Genie GTH-636 telescopic handlers.

The Genie GTH-636 is a versatile and powerful telescopic handler designed for a wide range of applications, including construction, industrial, and agricultural tasks. This machine boasts a robust and reliable design, incorporating a powerful Deutz engine that delivers ample power for lifting and handling heavy loads. The GTH-636 features a telescopic boom with a maximum reach of 19.6 feet, allowing operators to access hard-to-reach areas and handle materials at heights. Its impressive lifting capacity of 6,300 lbs provides ample strength for moving and positioning heavy objects with ease. The machine is equipped with a spacious and comfortable operator cabin, offering excellent visibility and ergonomic controls for enhanced operator comfort and productivity. Its four-wheel drive system and advanced traction control ensure superior stability and maneuverability on various terrain, while its compact dimensions allow for easy maneuvering in tight spaces. The GTH-636 is renowned for its versatility, making it a valuable asset in various industries. Its capabilities extend beyond material handling with the ability to attach a wide range of attachments, such as forks, buckets, and boom attachments, enabling it to perform diverse tasks. These attachments expand the machine's applications, allowing it to handle multiple tasks, such as loading and unloading trucks, stacking materials, transporting goods, and performing light demolition work. The GTH-636's advanced safety features, including a load sensing system, overload protection, and emergency stop controls, ensure operator safety and prevent accidents. Its robust construction and durable components provide long-lasting performance and minimize downtime, making it a reliable and cost-effective investment for businesses. The Genie GTH-636 is a testament to Genie's commitment to providing high-performance and versatile telescopic handlers that meet the demanding needs of various industries.