Target User:
Owners and operators of Case IH 686 Gear Drive and 86 Hydro Tractors.
Manual Purpose:
To provide comprehensive operational and maintenance guidance, ensuring safe and efficient use of the tractor.
Content Highlights:
Safety, controls, operation, maintenance schedule, troubleshooting, specifications, optional equipment, and measurement conversions.
Value Proposition:
The last edition manual, offering instant PDF download for immediate access to critical information.
Additional Info:
Includes a section on 'Optional Equipment' and 'Metric (SI) Measurements' for added utility.
Engine And Fuel System:
Detailed information on engine operation, maintenance, and fuel system components.
Cooling System:
Coverage of the tractor's cooling system, including maintenance and checks.
Air Cleaning System:
Information regarding the air cleaner system, its function, and maintenance.
Electrical System:
Guidance on the tractor's electrical system, including battery, starting, and charging components.
Hydraulic Controls:
Specific details on hydraulic controls for the three-point hitch and auxiliary valves.
Three Point Hitch:
Comprehensive coverage of the three-point hitch system, its operation, and maintenance.
Auxiliary Valves And Remote Cylinders:
Information on the operation and connection of auxiliary valves and remote cylinders.
Power Take Off Pto:
Details concerning the Power Take-Off (PTO) system, including operation and safety.
Wheel Systems:
Guidance on front and rear wheel systems, including adjustments and maintenance.
Tire And Weight Systems:
Information on tire specifications, weight considerations, and their impact on performance.
Safety Precautions:
Essential safety rules and precautions for operating the tractor.
Operator Controls And Instruments:
Detailed explanation of all tractor controls, gauges, and instruments.
Pre Operation Checks:
Procedures for checks to be performed before starting the tractor.
Tractor Operation:
Step-by-step guidance on how to operate the tractor effectively.
Maintenance Schedule:
A structured schedule for routine maintenance tasks.
Troubleshooting:
A brief section offering solutions to common operational issues.
Hitching Equipment:
Instructions on correctly hitching trailing equipment to the tractor.
Cold Weather Operation:
Specific precautions and procedures for operating the tractor in cold weather.
Lubrication Procedures:
Detailed lubrication instructions, including a lubrication table and guide.
Preventive Maintenance:
Guidance on preventive maintenance practices to ensure longevity and optimal performance.
Depth Of Coverage:
Covers essential operational and maintenance aspects for the owner-operator. Focuses on safe and efficient use.
Diagnostic Capabilities:
Basic troubleshooting is provided, but advanced diagnostics or repair procedures are likely beyond the scope of an Operator's Manual.
Software Requirements:
Adobe Acrobat Reader (latest version recommended for optimal display).
Viewing Capabilities:
Viewable on computers, zoomable, and printable.
Compatibility:
Compatible with all versions of Windows, Mac, iOS, BB, Android, etc.
Printability:
Printable pages.
Binding Type:
N/A (Digital PDF Download)
Paper Type:
N/A (Digital PDF Download)
Engine Type:
Diesel (Specific engine model not detailed in provided info, but typically a Case IH or compatible diesel engine for this era).
Horsepower Range:
Exact figures not provided, but models in this series typically ranged from 60-80 PTO horsepower.
Torque Range:
Exact figures not provided, but consistent with diesel engines of its class.
Fuel System Components:
Information on fuel tank, filters, injection system covered.
Gear Drive Transmission:
The manual covers the 'Gear Drive' variant of the 686 tractor.
Hydrostatic Transmission:
The manual covers the '86 Hydro' variant, indicating a hydrostatic transmission option.
Transmission Operation:
Guidance on operating both gear drive and hydrostatic transmissions.
Safety Focus:
Significant emphasis on safety with a dedicated section for precautions and rules.
Operator Awareness:
Covers controls and instruments essential for operator awareness and safe operation.
Machine Design:
While not a crash safety manual, it implicitly covers safe operation of the machine's features.
Common Hazards:
Implicitly addresses hazards related to PTO, hydraulics, and general tractor operation.
Infotainment Systems:
N/A (Tractors of this era typically do not feature infotainment systems).
Driver Assistance Features:
N/A (Basic operational controls and indicators are covered, not electronic driver assistance systems).
Connectivity Options:
N/A (No electronic connectivity features expected).
Maintenance Schedule Availability:
A detailed maintenance schedule is included in the manual.
Lubrication Guide Availability:
A comprehensive lubrication table and guide are provided, specifying fluid types and capacities.
Engine Oil Type:
Specific oil type and viscosity not listed, but would be a standard diesel engine oil (e.g., SAE 15W-40) as per original manufacturer specifications.
Hydraulic Fluid Type:
Specific hydraulic fluid type not listed, but would typically be a universal tractor transmission fluid (UTTO) or appropriate hydraulic oil as per original specifications.
Coolant Type:
Specific coolant type not listed, but would typically be a conventional ethylene glycol-based antifreeze/coolant.
Common Wear Points:
While not explicitly listed as 'known issues', the manual's maintenance and lubrication sections would guide owners on addressing common wear points like PTO splines, hitch components, and steering linkages.
Preventive Maintenance Guide
Pm Focus:
Provides guidance on preventative measures to prolong the life and operational efficiency of the tractor.
Manufacturer Legacy:
Case IH, a long-standing manufacturer in agricultural machinery, known for durable and reliable tractors.
Tractor Series:
The 686 and 86 series represent a significant line of utility tractors from Case IH, designed for a wide range of farm tasks.
Production Era:
These models are typically from the late 1970s to early 1980s production runs, a period of robust tractor development.
