This comprehensive workshop service repair manual provides a detailed guide for the Hypac C766C & C778B Vibratory Compactor. It includes technical information, specifications, diagrams, and real-life photographs to guide you through every repair, assembly, disassembly, servicing, maintenance, and troubleshooting procedure for your machine. The manual is organized into thirteen sections, covering a wide range of topics: * **Introduction:** Provides an overview of the manual and its contents. * **Specifications:** Details the technical specifications of the Hypac C766C & C778B Vibratory Compactor. * **Operation:** Covers the safe and efficient operation of the compactor. * **Maintenance:** Outlines regular maintenance routines and procedures to ensure optimal performance and longevity. * **Frame, Hitch, and Falling Object/Roll Over Protection Structure:** Provides detailed information on the construction and maintenance of these essential components. * **Engine:** Offers comprehensive coverage of the engine system, including repair, troubleshooting, and maintenance. * **Electrical System:** Details the electrical system, including wiring diagrams and troubleshooting procedures. * **Transmission System:** Gives a complete understanding of the transmission system, including repair and maintenance information. * **Brake System:** Provides step-by-step instructions for maintaining and repairing the brake system. * **Steering System:** Explains the steering system and offers guidance on its repair and maintenance. * **Drum, Vibration, and Drum Cleaning Systems:** Covers the drum, vibration mechanism, and drum cleaning systems, detailing repair, maintenance, and troubleshooting. * **Water Spray System:** Provides comprehensive information on the water spray system, including its operation, maintenance, and repair. * **Optional Equipment:** Includes instructions for installing and operating various optional equipment. This manual will empower you to confidently perform your own repairs and maintenance, saving you time and money in the long run.

The Hypac C766C and C778B Vibratory Compactors are powerful and versatile pieces of heavy equipment designed for efficient and effective soil compaction in various construction projects. These compactors are known for their robust build, reliable performance, and operator-friendly design. The C766C and C778B, distinguished by their impressive operating weights and powerful engines, ensure efficient compaction of a wide range of soil types and materials. The compactors utilize a powerful vibrational force generated by a robust eccentric weight mechanism, transmitting energy directly to the soil through the base plate. This efficient vibration ensures deep and uniform compaction, achieving optimal density for foundations, roadways, and other construction projects. Both models feature a user-friendly control system, allowing for easy adjustment of vibration intensity and operating speed to cater to specific compaction requirements. The compactors are equipped with durable and reliable components, including heavy-duty axles and sturdy frames, ensuring longevity and minimal maintenance. The C766C and C778B also boast enhanced safety features, incorporating operator protection systems and clear visibility for safe and efficient operation. These compactors are ideal for professional contractors and construction crews seeking efficient and effective soil compaction, offering a reliable and versatile solution for a wide range of projects.