Case 444H Backhoe Loader

[MikePhua]

Introduction
The Case 444H is a backhoe loader produced by Case Construction Equipment, a subsidiary of CNH Industrial. This machine is part of the company's efforts to provide versatile and reliable equipment for various construction and agricultural tasks. The 444H model is known for its durability, ease of maintenance, and adaptability to different working conditions.
Development and Historical Context
Case Construction Equipment has a long history in the manufacturing of construction machinery. The company was founded in 1842 and has since been at the forefront of innovation in the industry. The 444H model was introduced as part of Case's commitment to meeting the evolving needs of the construction sector. It was designed to offer improved performance, operator comfort, and fuel efficiency compared to its predecessors.
Engine and Performance Specifications
The Case 444H is equipped with a 4.5-liter, 4-cylinder turbocharged diesel engine. This engine provides a balance between power and fuel efficiency, making the 444H suitable for a wide range of applications. The net horsepower output is approximately 110 hp, allowing the machine to handle heavy-duty tasks with ease.
Transmission and Hydraulics
The 444H features a 4-speed automatic powershift transmission, which ensures smooth shifting and optimal power delivery. The hydraulic system is open-center, gear pump type, with a total flow rate of 31 gallons per minute (GPM) at a pressure of 2,750 psi. This hydraulic system provides the necessary force for lifting, digging, and other operations.
Dimensions and Weight
The operating weight of the Case 444H is approximately 18,500 pounds. The machine has a transport length of 22.09 feet, a width over tires of 7.65 feet, and a height to the top of the cab of 10.26 feet. These dimensions make the 444H maneuverable in various work environments while maintaining stability during operations.
Loader and Backhoe Capabilities
The loader bucket capacity of the Case 444H ranges from 1.75 to 2.5 cubic yards, depending on the configuration. The breakout force is over 17,000 pounds, enabling efficient material handling. The backhoe offers a digging depth of up to 17.5 feet, with a reach from the swivel point of 19.95 feet. These capabilities make the 444H versatile for tasks such as trenching, lifting, and loading.
Maintenance and Common Issues
Routine maintenance for the Case 444H includes regular checks of engine oil, hydraulic fluid, and coolant levels. It's also essential to inspect the hydraulic hoses and cylinders for signs of wear or leaks. Common issues reported by operators include hydraulic system leaks and wear on the shuttle clutch. Regular maintenance and timely replacement of worn components can help extend the lifespan of the machine.
Legacy and Impact
The Case 444H has been well-received in the construction industry for its reliability and performance. Its design has influenced subsequent models and set standards for versatility and durability in backhoe loaders. The machine's success underscores Case Construction Equipment's commitment to innovation and quality.
Conclusion
The Case 444H backhoe loader exemplifies the company's dedication to providing high-performance equipment for the construction sector. Its combination of power, versatility, and ease of maintenance makes it a valuable tool for various applications. The legacy of the 444H continues to influence the design and development of modern backhoe loaders, cementing its place in the history of construction machinery.