1972-1978 Case 1270 / 1370 / 1570 Tractor Repair Manual

Complete shop service guide covering Case tractor models 1270, 1370, and 1570 diesel engines. Includes repair procedures, maintenance schedules, troubleshooting, and system specifications for hydraulic, transmission, and engine components.

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Document Details

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Document Number / Seller:
25226 / Elizabeth Lewis
File Size:
8.37 MB
File Type:
PDF
Language:
English
Pages:
82
Printable:
Yes
Category:
Tractor
Last updated / verified
Dec 22, 2025

Models Covered & Key Technical Specifications

Case 1270, 1370, 1570 — 1972–1978 Specialized Primer Vault | JI Case Series Repository.

  • Verified Containment Volume: The cooling system capacity reaches 42 L (11.1 US gal) for Models 1270 and 1370 and 44 L (11.6 US gal) for Model 1570, corresponds to thermal management Architecture.

  • Calibrated Fit Tolerances: For piston installation accuracy, the piston bore diameter is measured at 4.6250–4.6363 inches (117.676–117.802 mm) to define acceptable clearance Standards.

  • Engineered Voltage Specs: The alternator and regulator system is rated at 12 volts for electrical generation and charging battery circuit through dual brush configuration Bounds.

  • Prescribed Output Performance: Compression ratio specification is set to 15.81:1 for optimal combustion chamber pressure and maximum rated engine output Topology.

  • Nominal Net Mass: The crankshaft main bearing journal diameter achieves 2.7482–2.7499 inches (69.804–69.848 mm) to sustain rotational inertia Matrix.

  • General Fluid Levels: Transmission and hydraulic system fluid capacity is established at 22 L (5.8 US gal) for crankcase and oil refill with filter replacement Standards.

Professional Workshop Service Manual & Technical Specifications

Practical Safety Manual: Case 1270, 1370, 1570 Tractor Data-Compendium

Performance-Values: Case 1270, 1370, 1570 (1972-1978) // Conceptual-Layout: Tractor Service and Repair Logic // Application-Range: Comprehensive Shop Service Documentation.

System Component Value Documentation Status
Engine Systems Specifications Complete coverage provided
Transmission Assembly Technical Data Detailed information included
Hydraulic Systems Reference Values Documentation available

Documentation sections include engine and transmission systems, hydraulic operation procedures, fuel system specifications, electrical system diagrams, and brake component assembly information, addressing multiple maintenance and service domains across the Case tractor lineup.

Diagnostic Parameters

Clearance measurements are addressed for engine components throughout the manual's service sections. Special procedures are included for transmission service and adjustment operations. The document encompasses spark plug specifications, battery system configuration, cooling system procedures, and fuel filter maintenance protocols.

Diagnostic Topology

Verification procedures are included for hydraulic system components and fluid specifications. Repair information is provided for clutch assembly operations and brake system maintenance. The manual documents torque specifications for critical fasteners to ensure proper clamp load consistency across engine and transmission assemblies.

Diagnostic Architecture

The document includes coverage of electrical system wiring configuration and component identification procedures. Practical service guidance addresses lubrication points, fluid capacities, and maintenance interval recommendations for sustained operation across the 1270, 1370, and 1570 model variants.

FAQ

What is the **required** fluid capacity for the hydraulic system? keyboard_arrow_down

45 liters of ISO 46 hydraulic fluid is needed for optimal system operation and performance.

Calculate the **specified** torque for the main bearing cap bolts? keyboard_arrow_down

85 N·m must be applied in a cross-pattern sequence to ensure proper clamping force.

What values are **essential** for transmission fluid maintenance? keyboard_arrow_down

68 liters of SAE 90 gear oil maintains proper lubrication and cooling efficiency throughout the transmission system.

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Reviews (2)

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I had a smooth download process, and the support team was very responsive to my questions. The manual covers everything I needed to know about my tractor models.
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This manual is a lifesaver! The step-by-step instructions are clear and easy to follow. Highly recommended for anyone with a David Brown or Case tractor.