Case 1526, 1530, 1537 Uni-Loader SkidSteer Repair Manual

The Case 1526, 1530, and 1537 Uni-Loader Skid Steer Loaders are among the earliest compact loader models produced by Case, designed for simplicity, durability, and versatility in construction, agricultural, and light industrial applications. Manufactured between 1969 and 1971, these machines set the foundation for modern Case skid steers, combining maneuverability with dependable lifting capacity for material handling, grading, and attachment work.

The Case 1526 was powered by a Deutz diesel engine rated at approximately 26 horsepower, offering fuel efficiency and reliability. The Case 1530 featured a Wisconsin gasoline engine delivering around 30 horsepower, paired with a 10.8 GPM hydraulic system for effective operation. The Case 1537, equipped with the robust Wisconsin VG4D gasoline engine rated at 37 horsepower, provided improved performance and a heavier operating weight of over 4,200 lbs for added stability. Each model offered a rated operating load of about 1,500 lbs, making them capable performers for small-to-medium job sites of their era.

The repair manual provides complete coverage of all systems, including the engine, fuel systems, hydraulic system, power train, brakes, electrical system, and mounted equipment. Step-by-step repair procedures, torque specifications, lubrication charts, and wiring diagrams are included to guide both operators and technicians through accurate maintenance and repair. This ensures that these vintage Uni-Loaders can be preserved and kept operating to their original standards.

Key Highlights

• Case 1526: Deutz diesel engine, ~26 hp, 1,500 lb rated operating capacity
• Case 1530: Wisconsin gasoline engine, ~30 hp, 1,500 lb capacity, 10.8 GPM hydraulic output
• Case 1537: Wisconsin VG4D gasoline engine, 37 hp, 1,500 lb capacity, ~4,275 lb operating weight
• Compact, early-generation Uni-Loader design for maneuverability in confined spaces
• Repair manual coverage includes engine, hydraulics, power train, brakes, electrical, and mounted equipment
• Detailed service instructions with diagrams, torque values, and lubrication guidelines
• Built for durability and ease of maintenance, ensuring long service life for vintage machines