This workshop service repair manual covers the Oliver 1550 and 1655 tractors, produced in the mid to late 1960s. These tractors, known for their robust construction and reliability, were designed for versatile agricultural operations. The Oliver 1550 typically features a 310 cubic inch diesel engine, while the 1655 offers either the 310 cubic inch diesel or a 265 cubic inch diesel. Both models are equipped with heavy-duty transmissions, including constant mesh options with multiple forward and reverse speeds, and available Hydra-Power Drive or Hydra Shift units for enhanced functionality. The company built a reputation for dependable machinery, and these models represent a significant evolution in their design, offering substantial power for their era, with the 1550 estimated at 55-65 PTO HP and the 1655 at 65-75 PTO HP.
This comprehensive English-language manual provides detailed information for maintenance, servicing, repair, troubleshooting, and diagnostics. It covers a wide array of tractor systems, including the engine, transmission, hydraulic system, cooling system, electrical system, steering gear, and more. Owners, mechanics, and technicians will find step-by-step instructions, detailed diagrams, and manufacturer specifications essential for routine upkeep and major repairs. The manual is presented in a searchable format with bookmarks and indexing, offering improved usability and quick access to critical information, ensuring the Oliver 1550 and 1655 tractors remain in optimal working condition.
Market Position:
Essential resource for owners and mechanics of Oliver 1550 and 1655 tractors requiring comprehensive repair and maintenance information.
Competitive Analysis:
Offers superior searchability and bookmarking compared to traditional paper manuals or lower-quality digital reproductions. Provides manufacturer-level technical detail.
Key Features:
Instant download, searchable text, extensive bookmarks, detailed diagrams, manufacturer specifications, covers a wide range of tractor systems.
Coverage Areas:
Oliver 1550 and 1655 Tractor Service and Repair
Page Count:
Unknown (PDF format, content-driven)
Manual Type:
Workshop Service Repair Manual
Systems Covered:
Belt Pulley, Carburetor, Clutch, Cooling System, Creeper Drive, Diesel System, Differential, Electrical System, Engine, Final Drives, Front System, Governor, Hydra-Power Drive Unit, Hydra Shift, Hydraulic System, Power Steering, Power Take-Off, Reverse Torc Drive Unit, Steering Gear, Transmission
Procedures Included:
Maintenance, Servicing, Repair, Troubleshooting, Diagnostics, Tune-ups, Overhaul
Technical Depth:
Detailed diagrams, manufacturers specifications, step-by-step instructions for routine maintenance to major repairs.
Print Quality:
Improved Quality (Searchable Text, Bookmarks, Indexed)
Binding Type:
Digital Download (Printable)
Paper Type:
N/A (Digital)
Engine Type 1550:
Oliver 310 cu in (5.1 L) diesel
Engine Type 1655:
Oliver 310 cu in (5.1 L) diesel or Oliver 265 cu in (4.3 L) diesel
Horsepower 1550 Est:
Approx. 55-65 PTO HP (Varies by specific configuration and testing)
Horsepower 1655 Est:
Approx. 65-75 PTO HP (Varies by specific configuration and testing)
Fuel System Type:
Direct Injection Diesel (Specific injection pump and injector details covered in manual)
Transmission Type Standard:
Constant Mesh with 6 or 12 forward speeds and 2 reverse speeds (depending on PTO and transmission option)
Transmission Type Optional:
Hydra-Power Drive Unit (providing additional gear reduction), Hydra Shift (powershift transmission option)
Transmission Features:
Heavy-duty construction for agricultural use, synchronization details, lubrication requirements, and repair procedures for all gear selections.
Wheelbase Est:
Approx. 88 inches (2235 mm)
Operating Weight Est:
Approx. 6,000-7,500 lbs (2721-3402 kg), depending on configuration.
Safety Features General:
ROPS (Roll-Over Protective Structure) compatibility and installation guidance (if equipped/available), PTO shield, general safe operating practices.
Infotainment Features:
N/A (Focus on mechanical and operational systems)
Driver Assistance Features:
N/A (Focus on mechanical and operational systems)
Engine Oil Change Interval:
Typically 100-250 hours (refer to manual for exact specifications based on oil type and operating conditions).
Engine Oil Type Diesel:
CD or CE grade diesel engine oil, SAE 30 or 10W-30 depending on ambient temperature (Consult manual for precise API classification and viscosity).
Hydraulic Fluid Type:
Oliver Hy-Trans or equivalent (refer to manual for specific fluid type, viscosity, and capacity).
Common Issues:
Hydraulic pump wear, clutch adjustments, PTO engagement issues, potential for fuel injection system maintenance, carburetor adjustments (on gasoline variants if applicable, though primarily diesel for these models).
Brand Heritage:
Oliver Farm Equipment Company was a prominent American manufacturer of tractors and farm machinery, known for robust and reliable equipment.
Model Evolution:
The 1550 and 1655 models were part of Oliver's mid-range tractor offerings, succeeding earlier series and built for versatility in various farming operations. They represented a modernization of Oliver's design principles.
Production Years Approx:
Mid to late 1960s (Specific production run dates vary and are detailed within service literature).
Awards Recognitions:
N/A (Focus on technical documentation)
