This comprehensive workshop service repair manual covers the FIAT-HITACHI FB90.2, FB100.2, FB110.2, and FB200.2 4WS compact line excavators. It provides detailed instructions and illustrations for a wide range of service, repair, and maintenance procedures, making it an invaluable resource for both professional mechanics and DIY enthusiasts. The manual includes information on:

* **General Information:** This section provides an overview of the excavator, including specifications, safety guidelines, and basic operating procedures.
* **Tightening Torque:** Detailed torque specifications for all bolts, nuts, and other fasteners are included to ensure proper assembly and prevent damage.
* **Special Tools:** This section lists the specialized tools required for specific repair procedures.
* **Maintenance:** This section covers routine maintenance tasks, such as engine oil changes, filter replacements, and lubrication schedules.
* **Engine Overhaul:** Comprehensive instructions for disassembling, inspecting, repairing, and reassembling the engine, including specific procedures for the 5.0L 4-cylinder New Holland engine.
* **Air Cleaners System:** Detailed information on the air cleaner system, including inspection, cleaning, and replacement procedures.
* **Fuel Injectors System:** Covers the fuel injection system, including troubleshooting fuel delivery problems, injector removal and installation, and calibration.
* **Turbocharger System:** This section includes procedures for inspecting, cleaning, and repairing the turbocharger system, as well as troubleshooting potential issues.
* **Lubrication System:** Comprehensive instructions for maintaining the lubrication system, including oil changes, filter replacements, and checking fluid levels.
* **Cooling System:** Detailed information on the cooling system, including procedures for inspecting, cleaning, and replacing the radiator, thermostat, and other components.
* **Torque Converter:** This section covers the operation and maintenance of the torque converter, including troubleshooting common issues.
* **Powershuttle Transmission:** Detailed instructions for the Powershuttle transmission, including inspection, repair, and adjustment procedures.
* **Transmission Overhaul:** This section provides a step-by-step guide for disassembling, inspecting, repairing, and reassembling the transmission.
* **Powershift Operating Lever:** Instructions for inspecting, adjusting, and repairing the powershift operating lever.
* **Front Axle System:** This section covers the front axle system, including maintenance, repair, and troubleshooting.
* **Front Wheel Drive:** Detailed information on the front wheel drive system, including maintenance, repair, and troubleshooting procedures.
* **Rear Axle Overhaul:** Comprehensive instructions for disassembling, inspecting, repairing, and reassembling the rear axle.
* **Brake Overhaul:** This section covers the brake system, including inspection, adjustment, and repair procedures.
* **Hydraulic System:** Provides detailed information on the hydraulic system, including troubleshooting procedures, pressure testing, and component repair.
* **Swing System:** Covers the swing system, including maintenance, repair, and troubleshooting procedures.
* **Hydraulic Cylinders:** This section provides instructions for inspecting, repairing, and replacing hydraulic cylinders.
* **Vehicle Chassis:** Information on the chassis, including maintenance, repair, and troubleshooting procedures.
* **Steering System:** This section covers the steering system, including inspection, adjustment, and repair procedures.
* **Cab Heating System:** Detailed information on the cab heating system, including maintenance, repair, and troubleshooting procedures.
* **Electrical System:** This comprehensive section covers the electrical system, including troubleshooting procedures, wiring diagrams, and component repair.
* **Electrical Equipment:** Detailed information on all electrical components, including motors, sensors, and lights.
* **Controls and Instruments:** This section covers the operation and maintenance of all controls and instruments, including the dashboard gauges and switches.
* **Starting System:** This section covers the starting system, including troubleshooting procedures, component repair, and battery maintenance.
* **Charging System:** This section covers the charging system, including troubleshooting procedures, component repair, and alternator maintenance.
* **Battery System:** Detailed information on the battery system, including troubleshooting procedures, component repair, and battery maintenance.
* **Service Diagnostics:** This section covers diagnostic procedures for identifying and troubleshooting problems.
* **Instruments System:** This section covers the operation and maintenance of the instruments system, including the dashboard gauges and warning lights.
* **Immobilizer System:** This section covers the immobilizer system, including troubleshooting procedures and component repair.
* **Calibration of Speedometer:** This section covers the calibration of the speedometer, ensuring accurate speed readings.
* **Loader Frame-Buckets:** This section covers the loader frame and buckets, including maintenance, repair, and troubleshooting procedures.
* **Loader Controls System:** This section covers the loader controls system, including maintenance, repair, and troubleshooting procedures.
* **Backhoe, Boom, and Dipperstick Assembly:** This section covers the backhoe, boom, and dipperstick assembly, including maintenance, repair, and troubleshooting procedures.
* **Safety Cab and Roll Over Protection (ROPS):** This section covers the safety cab and ROPS, including maintenance, repair, and troubleshooting procedures.
* **Fuel General System:** This section covers the fuel system, including maintenance, repair, and troubleshooting procedures.
* **Manifolds System:** This section covers the manifolds system, including maintenance, repair, and troubleshooting procedures.
* **Torque Converter:** This section covers the torque converter, including maintenance, repair, and troubleshooting procedures.
* **Hydraulic Circuit:** This section covers the hydraulic circuit, including maintenance, repair, and troubleshooting procedures.
* **Wiring Diagrams:** This section includes detailed wiring diagrams for the excavator's electrical system.

With its clear instructions, comprehensive coverage, and detailed illustrations, this manual is the ultimate resource for anyone looking to maintain, repair, or troubleshoot their FIAT-HITACHI FB90.2, FB100.2, FB110.2, or FB200.2 4WS compact line excavator.

## The Fiat-Hitachi FB Series: Compact Excavators Built for Efficiency and Versatility

The Fiat-Hitachi FB series of compact excavators, specifically the FB90.2, FB100.2, FB110.2, and FB200.2 models, embody the best of both Italian design and Japanese engineering. These machines were renowned for their compact size, powerful performance, and user-friendly operation, making them a popular choice for a variety of construction and landscaping tasks. From tight urban environments to challenging terrains, these excavators proved their worth in various applications including trenching, landscaping, demolition, and utility work.

The FB series offered a range of operating weights, with the FB90.2 being the smallest and the FB200.2 being the largest. This size variation allowed operators to choose the perfect machine for their specific needs, balancing performance with maneuverability. Each model was equipped with a powerful diesel engine, providing ample power for digging, lifting, and other demanding tasks. Fiat-Hitachi prioritized user comfort and ergonomics, incorporating features like spacious cabs, intuitive controls, and excellent visibility for enhanced operator experience. The adoption of 4-wheel steering (4WS) technology in the FB series further enhanced maneuverability, allowing for precise work in tight spaces and minimizing the need for complex workarounds.