Target User:
Owners, operators, and service technicians of the Case IH 956 Tractor.
Value Proposition:
Provides essential, in-depth technical information for maintenance, repair, and troubleshooting, enabling cost-effective ownership and ensuring operational reliability.
Comprehensive Coverage:
Covers all major mechanical and electrical systems, offering detailed procedures for a wide range of service tasks.
Mechanic Grade:
Designed for professional use, offering the same level of detail and accuracy as found in official dealership service manuals.
Troubleshooting Guidance:
Includes systematic troubleshooting trees and diagnostic information to quickly identify and resolve issues.
Primary Coverage:
Full service and repair instructions for Case IH 956 Tractor
Estimated Page Count:
Detailed page count not specified in product description, but implied to be comprehensive for a workshop manual.
Type:
Workshop Manual / Service Manual / Repair Manual
Language:
Likely English, based on product name and description. (Confirmation required if other languages are critical).
Format:
Digital (PDF implied by typical online sales for this type of product, though printed versions may also exist).
Engine Systems:
Engine overhaul, fuel system, lubrication system, cooling system, intake and exhaust systems.
Transmission Systems:
Gearbox repair, clutch service, PTO operation and repair.
Hydraulic Systems:
Hydraulic pump, cylinders, control valves, filter and fluid maintenance.
Electrical Systems:
Wiring diagrams, starter, alternator, lighting system, battery maintenance.
Brake Systems:
Brake adjustment, hydraulic brake system repair, parking brake.
Steering Systems:
Power steering system maintenance and repair.
Chassis And Frame:
Front axle, rear axle, hitch system, drawbar.
Operator Station:
Cab components, controls, seat maintenance.
Maintenance Procedures:
Routine maintenance tasks, lubrication points, filter replacement intervals.
Troubleshooting:
Diagnostic procedures for common issues and faults.
Repair Procedures:
Step-by-step repair instructions for all major tractor components.
Overhaul Procedures:
Complete engine, transmission, and hydraulic system overhaul instructions.
Adjustment Procedures:
Precise adjustments for brakes, clutch, and other critical systems.
Specification Data:
Torque specifications, clearances, fluid capacities, and component measurements.
Depth:
Comprehensive, suitable for professional mechanics and skilled technicians. Covers detailed diagnostics and complete rebuilds.
Digital Format:
PDF (assumed). Searchable text and high-resolution diagrams are expected.
Diagram Quality:
High-quality, detailed diagrams and illustrations for clarity.
Binding:
N/A for digital format. For printed, expected to be durable (e.g., spiral-bound, perfect-bound).
Paper Quality:
N/A for digital format. For printed, expected to be heavy-duty, possibly gloss or semi-gloss paper suitable for workshop environments.
Engine Model:
Typically a Case IH/International Harvester C-series diesel engine (e.g., D-239, D-268, DT-239, DT-268 depending on specific 956 variant).
Engine Type:
4-cylinder or 6-cylinder, naturally aspirated or turbocharged diesel.
Horsepower Range:
Approximately 70-90 PTO horsepower, varying by specific engine configuration and turbocharging.
Torque Specifications:
Detailed torque specifications for cylinder head bolts, main bearings, connecting rods, etc., will be found within the manual.
Fuel Injection:
Typically a Bosch rotary or inline injection pump system.
Cooling Method:
Liquid-cooled (water).
Transmission Type:
Often a 16-speed (4 gears x 4 ranges) synchronized or unsynchronized gearbox, with a partial powershift (Hi-Lo) option available on some models.
Powershift Availability:
Optional powershift (e.g., "PowerShift" or "Syncro") may be featured on specific 956 variants.
Clutch Type:
Dual-stage dry clutch (one for transmission, one for PTO).
Gear Ratio Data:
The manual will contain detailed gear ratio information for all forward and reverse gears.
Transmission Fluid Type:
Specific IH Hy-Trans fluid or equivalent recommended. Manual will specify exact type and specifications.
Wheelbase:
Approx. 90-95 inches (2286-2413 mm), depending on configuration.
Overall Length:
Approx. 150-160 inches (3810-4064 mm) excluding implements.
Operating Weight:
Approx. 7,500-8,500 lbs (3400-3856 kg) without ballast or implements.
Front Axle Weight:
Refer to manual for specific weight distribution and front axle load capacity.
Rear Axle Weight:
Refer to manual for specific weight distribution and rear axle load capacity.
Rollover Protection:
ROPS (Roll-Over Protective Structure) availability and compliance will be detailed. Early models may not have standard ROPS.
Brake System Type:
Typically enclosed, oil-immersed disc brakes, requiring periodic inspection and adjustment.
Seatbelt Availability:
Availability of seatbelts will depend on the specific configuration and year of manufacture.
Infotainment Features:
Basic tractor instrumentation: tachometer, temperature gauge, oil pressure light, fuel gauge. No advanced infotainment systems.
Driver Assistance Features:
Basic features like power steering (on some models) and a comfortable operator seat. No electronic driver aids.
Connectivity Options:
No electronic connectivity options. Functionality is purely mechanical and hydraulic.
Engine Oil Change:
Typically every 250 hours or annually. Manual will specify exact interval and oil type.
Hydraulic Fluid Change:
Typically every 500-1000 hours. Manual will specify exact interval and fluid type.
Air Filter Replacement:
Check and clean at regular intervals (e.g., daily/weekly), replace as needed based on operating conditions. Manual provides specific guidance.
Engine Oil Grade:
Typically API CD or CE rated SAE 15W-40 or 30W diesel engine oil. Manual will list exact specifications.
Coolant Type:
Ethylene glycol based antifreeze/coolant, typically with a 50/50 mix with water. Manual will specify concentration and type.
Hydraulic Fluid Spec:
IH Hy-Trans or equivalent, with specific viscosity and additive requirements detailed in the manual.
Common Wear Points:
Wear on clutch friction plates, PTO clutch, hydraulic pump seals, and potential leakage from transmission seals are common areas addressed by the manual.
Electrical Gremlins:
Older wiring harnesses can develop corrosion or breaks, leading to intermittent electrical issues. Manual provides wiring diagrams for diagnosis.
Engine Performance Degradation:
Over time, injection pump timing, injector wear, and turbocharger (if applicable) can affect performance. Manual guides on calibration and repair.
Manufacturer History:
Case IH is a leading manufacturer of agricultural machinery with a long history originating from J.I. Case Company, known for innovation and robust equipment.
Series Context:
The 956 tractor belongs to the '90' series of tractors produced by International Harvester (later Case IH), succeeding earlier models and preceding later designs. It was a popular utility and row-crop tractor.
Production Period:
Produced from the late 1970s through the 1980s, following the merger of International Harvester and J.I. Case.
Manufacturing Location:
Primarily manufactured in Europe (e.g., Neuss, Germany) for European markets, but also potentially in North America.
