|
Introduction
|
|
Market Position
|
|
Segment:
|
Utility Tractor (Mid-range horsepower for agricultural and general-purpose use).
|
|
Competitive Analysis
|
|
Key Competitors:
|
John Deere (e.g., 30 series), Case IH (e.g., Maxxum series), Massey Ferguson (e.g., 3000 series), New Holland (e.g., 40 series).
|
|
Key Features
|
|
Engine Power Range:
|
Approx. 90 HP to 145 HP (depending on specific model variant).
|
|
Transmission Options:
|
Typically offered with various transmission options including synchronized mechanical gearboxes and potentially powershift or hydrostatic options.
|
|
Hydraulic Capacity:
|
Robust hydraulic systems designed for powering implements and providing responsive hitch control.
|
|
Operator Comfort:
|
Designed with operator comfort in mind, often featuring enclosed cabins with heating and ventilation for extended working periods.
|
|
Manual Coverage
|
|
Systems Covered
|
|
Engine Service:
|
Complete overhaul, tuning, cooling system, lubrication system, fuel system diagnostics and repair, intake and exhaust systems.
|
|
Transmission Service:
|
Manual gearbox, powershift/hydrostatic (if applicable to specific models), PTO (Power Take-Off) drive, differentials, final drives, hydraulic systems for transmission operation.
|
|
Hydraulic System Service:
|
Hydraulic pump, control valves, cylinders, hoses, filters, reservoir, three-point hitch control, auxiliary hydraulic circuits.
|
|
Electrical System Service:
|
Wiring diagrams, battery, starter, alternator, lighting systems, ignition system (if applicable), sensors, control units, dashboard instrumentation.
|
|
Braking System Service:
|
Hydraulic brakes, parking brake, brake adjustments, component replacement.
|
|
Steering System Service:
|
Power steering pump, steering linkage, steering column, troubleshooting.
|
|
Chassis And Bodywork:
|
Frame, front axle, rear axle, hitch, fenders, operator cabin, mounting points.
|
|
Procedures Included
|
|
Preventive Maintenance:
|
Scheduled maintenance, lubrication points, filter replacement intervals, fluid checks and changes, greasing procedures.
|
|
Troubleshooting:
|
Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides, fault code interpretation (if applicable).
|
|
Repair Procedures:
|
Step-by-step instructions for component disassembly, repair, reassembly, and adjustment for all major systems.
|
|
Component Overhaul:
|
Detailed instructions for complete engine, transmission, and hydraulic pump rebuilds.
|
|
Torque Specifications:
|
Critical torque values for engine, transmission, and chassis fasteners.
|
|
Calibration And Adjustment:
|
Procedures for calibrating hydraulic systems, engine governors, and other critical components.
|
|
Technical Depth
|
|
Depth Of Coverage:
|
Comprehensive (Covers from routine maintenance to complete engine and transmission rebuilds, including detailed diagnostics).
|
|
Diagnostic Capability:
|
Advanced diagnostics, including troubleshooting symptom trees and specific repair steps for identified problems.
|
|
Repair Level:
|
Professional (Suitable for trained mechanics and experienced DIY users).
|
|
Engine Specifications
|
|
Primary Engine
|
|
Engine Manufacturer:
|
Steyr (often utilizing their own engines or engines from established suppliers like Steyr Motors or Cummins, depending on the specific build and region).
|
|
Engine Type:
|
Typically turbocharged, intercooled, direct-injection diesel engines.
|
|
Engine Displacement Range:
|
Likely in the 5.0L to 7.5L range, common for this power class of tractors.
|
|
Performance
|
|
Horsepower Range:
|
Steyr 9105: ~100 HP, Steyr 9115: ~115 HP, Steyr 9125: ~125 HP, Steyr 9145: ~145 HP (Rated horsepower, may vary slightly by specific sub-model and rating method).
|
|
Torque Output:
|
Significant torque output essential for heavy draft work, typically peaking in the 400-600 Nm range (estimate).
|
|
Fuel System
|
|
Fuel Type:
|
Diesel
|
|
Injection System:
|
High-pressure direct injection, often with mechanical or early electronic unit pump systems.
|
|
Transmission
|
|
Standard
|
|
Standard Transmission Type:
|
Synchronized Mechanical Gearbox (e.g., 16 forward + 16 reverse with shuttle shift or powershuttle).
|
|
Optional
|
|
Optional Transmission Types:
|
Powershift (e.g., 4-speed powershift), potentially hydrostatic options on some variants or later models.
|
|
Features
|
|
Pto Speed:
|
Standard PTO speeds (e.g., 540/1000 RPM), potentially economy PTO options.
|
|
Clutch Type:
|
Dual-clutch system for PTO and main transmission engagement.
|
|
Differential Lock:
|
Electro-hydraulic or mechanical front and rear differential locks for enhanced traction.
|
|
Dimensions
|
|
Exterior
|
|
Wheelbase Range:
|
Approx. 2400mm - 2600mm (typical for this class).
|
|
Overall Length:
|
Approx. 4200mm - 4800mm (depending on configuration).
|
|
Overall Width:
|
Approx. 2000mm - 2400mm (standard configuration).
|
|
Overall Height:
|
Approx. 2600mm - 2800mm (to cabin roof).
|
|
Weights
|
|
Operating Weight Range:
|
Approx. 4500kg - 5500kg (unballasted).
|
|
Max Allowable Weight:
|
Typically around 8000kg - 9000kg, depending on rear axle and tire ratings.
|
|
Front Axle Load Capacity:
|
Designed to handle significant front implement or loader loads.
|
|
Rear Axle Load Capacity:
|
Heavy-duty rear axle to support tractor weight and draft loads.
|
|
Maintenance
|
|
Service Intervals
|
|
Engine Oil Change Interval:
|
Typically every 250-500 operating hours, depending on operating conditions and oil quality.
|
|
Hydraulic Fluid Change Interval:
|
Generally every 1000-2000 operating hours.
|
|
Fuel Filter Replacement:
|
At specified intervals, often every 250-500 hours or annually.
|
|
Air Filter Servicing:
|
Check and clean/replace based on operating environment (e.g., dusty conditions require more frequent checks).
|
|
Fluid Specifications
|
|
Engine Oil Specification:
|
API CD/CE or ACEA E2/E3, viscosity typically SAE 15W-40 (consult specific manual for exact OEM recommendation).
|
|
Hydraulic Transmission Fluid Type:
|
UTTO (Universal Tractor Transmission Oil) or STOU (Super Tractor Oil Universal) meeting specific OEM standards (e.g., John Deere J20C, Massey Ferguson MF CMS M1145).
|
|
Coolant Specification:
|
Ethylene glycol-based coolant with corrosion inhibitors, typically a 50/50 mix with distilled water.
|
|
Known Issues
|
|
Common Wear Items:
|
Clutch wear, hydraulic pump wear, PTO clutch pack wear, injector seals, starter motor, alternator brushes.
|
|
Potential Electrical Problems:
|
Corrosion on connectors, failing dashboard switches, wiring harness fatigue.
|
|
Transmission Issues:
|
Difficulty engaging gears, hydraulic leaks in powershift models, worn synchronizers in mechanical gearboxes.
|
|
Vehicle History
|
|
Brand Heritage
|
|
Brand Origin:
|
Steyr-Daimler-Puch AG, an Austrian manufacturer with a long history in agricultural machinery.
|
|
Model Evolution
|
|
Series Development:
|
The 91xx series represented a significant step forward in Steyr's tractor technology, building upon previous generations with enhanced power, comfort, and functionality.
|
|
Technological Advancements:
|
Introduced more sophisticated transmission options, improved hydraulics, and integrated cabin designs compared to earlier models.
|
|
Production
|
|
Manufacturing Location:
|
Primarily Austria, though some components or assembly might have been done elsewhere.
|
|
Market Availability:
|
Widely sold across Europe and other international markets.
|
