Official Case International (David Brown) 1190, 1194, 1290, 1294, 1390, 1394, 1490, 1494, 1594, 1690 Tractor - Shop Manual & Repair Instructions 1980-1985

Case International (David Brown) 1190-1690 Tractor Shop Manual

Overview

This Case International (David Brown) Tractor Shop Manual is the definitive technical resource for the maintenance, repair, and overhaul of the 90 and 94 series tractors. Covering the transition from the early 80s David Brown lineage to the Case International era, this manual is written for professional mechanics and experienced owners who demand precision. With detailed sections on both two-wheel drive and front-wheel drive (4WD) configurations—including David Brown and Carraro axle systems—this guide provides the technical depth required to keep these workhorses in peak operating condition.

Key Features

• Extensive Model Coverage: Specifically tailored for the 1190, 1194, 1290, 1294, 1390, 1394, 1490, 1494, 1594, and 1690 models.
• Dual Dimension Specifications: Technical data is provided in both Metric (SI) and U.S. Customary systems for global compatibility.
• Expert Illustrations: Includes high-quality exploded views, photographs, and internal diagrams that simplify complex component relationships.
• Serial Number Specific Data: Includes critical specifications and capacity changes based on Product Identification Numbers (P.I.N.), ensuring you use the correct data for your specific machine.

Model Identification & Serial Numbers

The manual provides essential data for varying production runs. Notable serial number (P.I.N.) breaks and model-specific details include:

• Model 1290: Early engines (manufactured before P.I.N. 11052369 or 11052410) utilized a 3.2L (195 cu. in.) displacement, while later units featured the 3.6L (219 cu. in.) engine.
• Carraro Front Drive Axles: Used on Model 1394 (P.I.N. 11503001 and after), Model 1494 (P.I.N. 11518001 and after), and Model 1594 (P.I.N. 11221501 and after).
• 1690 and early 1594: Equipped with the heavy-duty Carraro AE3 front drive axle.
• Turbocharging: Model 1394, 1490, and 1494 features specific turbocharger service data for enhanced performance diagnostics.

Technical Specifications & Deep Dives

• Engine Systems: Detailed coverage for 3, 4, and 6-cylinder engines. Includes full tune-up data, valve clearances (0.25 mm / 0.010 in cold), and firing orders to maintain engine longevity.
• Drivetrain & Transmission: Comprehensive procedures for Synchromesh (12-speed) and Power Shift transmissions. Includes specific steps for the "Tractor Split," clutch overhaul (Borg & Beck or Laycock units), and transfer gearbox maintenance.
• Hydraulics & Steering: In-depth coverage of the Selectamatic hydraulic system, front-mounted tandem pumps, and hydrostatic power steering systems (Hobourn-Eaton or Sundstrand).
• Axles & Brakes: Full repair instructions for standard 2WD front axles and complex 4WD systems, including Carraro and David Brown differentials and final drives.
• Electrical System: Complete diagnostics for Lucas and AC Delco alternators, starter motors, and full wiring circuit protection.

Comprehensive Service Data

1. Condensed Service Data: Vital statistics including compression ratios, idle speeds, and power ratings (from 49 hp to 110 hp).
2. Capacities & Fluids: Exact requirements for cooling systems, crankcases, and transmission/differential cases (using Case TFD or Hy-Tran Plus).
3. Repair Procedures: Step-by-step instructions for engine assembly, crankshaft grinding, and cylinder head resurfacing.
4. Special Tools: References to essential workshop tools like the DB-8208 for pinion shaft protrusion and CAS-1607 for hub bearing preload.

Master the intricate components of your Case International tractor with this professional-grade manual, designed to maximize performance and minimize downtime.