1978-1985 Case/International 2294, 2394, 2594 Tractors Shop Manual (P/N C4256-90954)

1978–1985 Case/International 2090–2594 Tractor Service Manual

• Details 1978–1985 Case/International tractor models 2090 through 2594, including both mechanical and power-shift transmission variants
• Authentic OEM reproduction based on the original Case/International Shop Manual (PN C4256-90954)
• Includes over 230 exploded-view diagrams, 15+ complex wiring schematics, and extensive specification tables for accurate troubleshooting
• Supplies the official factory technical data for the 504BD and 504BDT six-cylinder engine series used across this entire product line

Comprehensive Service Coverage

This 118-page manual breaks down service and overhaul procedures for the complete tractor drivetrain and hydraulic infrastructure. Core sections map out engine block and cylinder head service, highlighting valve adjustments, timing gear alignment, and fuel system calibration. For transmission work, you will find step-by-step teardown and rebuild guidance for both mechanical and power-shift systems, including clutch pack assembly, planetary drive service, and hydraulic control valve testing. The front-end documentation details exact procedures for servicing both Carraro and ZF front drive axles, complete with pivot housing and wheel hub overhauls.

Crucial Factory Specifications

Having the right specs on hand is critical for a successful rebuild. This manual provides the complete factory reference data needed for shop-floor maintenance. For instance, engine compression at cranking speed is set at 400 psi (2758 kPa). Transmission and hydraulic system capacities require up to 100 quarts (94.6 L) for smaller models and 128 quarts (121.1 L) for the 2394–2594 series. Cylinder head bolt torque values are laid out in a precise multi-stage sequence, finalizing at 210 ft.-lbs. (285 N·m).

Additional essential data includes:

• Intake valve clearance specified at 0.015 inches.
• Coolant system capacity for 2090/2290 models at 38 quarts.
• Bosch injection pump timing marked at 27° BTDC for 504BD engines.

Servicing agricultural equipment involves working with heavy components and highly pressurized hydraulic systems. Always follow standard shop safety practices and rely on the complete, documented procedures within this official manual before beginning a teardown or testing hydraulic load circuits. This specific guide remains the authoritative source for bringing your 2090–2594 series tractor back to factory operating condition.