Engine:
Complete engine overhaul, diagnostics, and component repair.
Fuel System:
Diesel fuel system, including injection pump, injectors, filters, and fuel lines.
Cooling System:
Radiator, thermostat, water pump, hoses, and fan system.
Transmission:
Manual and power shift transmission components, operation, maintenance, and repair.
Clutch:
Clutch assembly, operation, adjustment, and replacement.
Brakes:
Service brake system, including hydraulic components and adjustments.
Park Brake:
Parking brake system operation, maintenance, and repair.
Steering Gear:
Steering system, including mechanical and hydraulic components.
Power Steering:
Power steering system, including pump, cylinders, and hydraulic lines.
Hydraulic System:
Complete hydraulic system, including pumps, valves, cylinders, and auxiliary functions.
Electrical System:
Comprehensive electrical system coverage, including wiring diagrams, troubleshooting, and component testing.
Front Wheel Drive:
Front-wheel drive axle, components, and maintenance.
Rear Axle:
Rear axle assembly, including differential and final drives.
Main Drive Bevel Gears Differential:
Detailed coverage of the main drive bevel gears and differential.
Final Drive:
Final drive assemblies for both front and rear axles.
Power Take Off:
PTO system, operation, maintenance, and repair.
Cab:
Cab structure, interior components, heating, ventilation, and air conditioning (HVAC) where applicable.
Fenders Fuel Tank Platform:
Bodywork components, including fenders, fuel tank, and operator platform.
Maintenance:
Scheduled maintenance, fluid changes, lubrication, and inspections.
Troubleshooting:
Systematic troubleshooting guides for identifying and resolving common and complex issues.
Repair:
Step-by-step repair instructions for all major components and systems.
Diagnostics:
Diagnostic procedures for electrical, hydraulic, and mechanical systems.
Disassembly Assembly:
Complete disassembly and reassembly instructions for major tractor components.
Depth:
Comprehensive: Covers everything from basic maintenance to complete engine and transmission rebuilds.
Detail Level:
Detailed substeps, notes, cautions, warnings, numbered instructions, and cross-referenced figures.
Illustrations:
Hundreds of detailed illustrations, drawings, and photos, with enlarged insets for critical parts.
Wiring Diagrams:
Detailed wiring diagrams integrated with electrical troubleshooting procedures.
Manufacturer Model:
Valmet/Sisu Diesel (Specific engine variant not detailed in product info, but typically 4-cylinder turbo for this model range).
Horsepower Range:
Typically in the 80-100 HP range for the 6850 model, exact figures would be in the manual.
Torque:
Specific torque figures depend on engine variant; detailed in manual.
Type:
Direct injection diesel with common rail or rotary injection pump, depending on specific year/variant.
Engine Oil Type:
Likely API CG-4 or CH-4 rated diesel engine oil, viscosity typically 15W-40 or 10W-40; specific recommendation in manual.
Coolant Type:
Ethylene glycol based antifreeze, typically a 50/50 mix with distilled water; specific type/colour recommendation in manual.
Engine Oil Filter:
Typically every 250-500 operating hours; refer to manual for exact interval.
Fuel Filter:
Recommended replacement at regular intervals, often coinciding with oil changes or as per manufacturer recommendation.
Hydraulic Oil Filter:
Typically every 500-1000 operating hours; manual will specify.
Transmission Oil Change:
Intervals vary but often around 1000-2000 hours; manual is essential for this.
Hydraulic System Capacity:
Capacity varies based on configuration but typically 40-60 liters. Manual will provide exact figure.
Common Wear Items:
Typical tractor wear items include clutch, brake components, hydraulic seals, and PTO parts. Manual aids in diagnosing and replacing these.
Electrical Gremlins:
As with many tractors of this era, electrical connectors and wiring can be a source of issues. The manual's detailed diagrams are invaluable.
