Target Audience:
Owners, Operators, Mechanics, Technicians, Maintenance Personnel for Ford 550/555 series backhoe loaders.
Manual Value Proposition:
Provides essential information for maintaining and repairing these robust construction machines, enabling cost savings through self-service and reducing downtime.
Ease Of Use:
Designed for easy reading, suitable for both novice and experienced users.
Preventive Maintenance:
Emphasizes the importance of routine maintenance to prevent failures and extend equipment life.
Coverage Years:
1975, 1976, 1977, 1978, 1979, 1980, 1981
Covered Models:
Ford 550 Tractor Loader Backhoe, Ford 555 Tractor Loader Backhoe
Estimated Page Count:
Comprehensive (Specific page count not provided, but implied to be extensive for workshop procedures)
Manual Type:
Workshop Service and Repair Manual
Compatibility:
All Versions of Windows & Mac
Reader Requirement:
Adobe PDF Reader
Engine System:
Full Engine Overhaul, Diagnosis, and Repair
Fuel Systems:
Carburetor/Injection Systems, Fuel Pumps, Lines, Filters, Tank Service
Electrical System:
Wiring Diagrams, Starter, Alternator, Battery, Ignition, Lighting, Accessories
Clutch:
Clutch Assembly, Release Bearings, Linkage, Hydraulic Actuation
Transmission:
Manual Reversing Transmission (MRT) - Disassembly, Reassembly, Adjustment, Troubleshooting
Rear Axle And Brakes:
Differential, Axle Shafts, Bearings, Brake System Components, Hydraulics, Parking Brake
Steering And Front Axle:
Steering Components, Tie Rods, Kingpins, Wheel Bearings, Front Axle Beam
Hydraulic System:
Hydraulic Pump, Cylinders (Loader/Backhoe), Control Valves, Hoses, Fluid Specifications, Troubleshooting
Cab And Air Conditioning:
Cab Interior, Sealing, Heating, Air Conditioning System (if equipped)
Maintenance:
Routine Inspections, Lubrication Charts, Fluid Changes, Filter Replacements
Repair:
Component Removal, Disassembly, Reassembly, Installation
Troubleshooting:
Diagnostic Flowcharts, Common Fault Identification, Symptom-Based Solutions
Technical Data:
Torque Specifications, Clearances, Adjustments, Specifications for all covered systems
Depth Level:
Comprehensive Workshop Level - Suitable for professional technicians and experienced DIY mechanics.
Engine Type:
Typically Ford diesel engines (specific model numbers would be detailed within the manual).
Horsepower Range:
Likely in the 50-70 HP range (specifics vary by engine variant).
Torque Specifications:
Detailed torque values for critical engine components would be included.
Injection System:
Details on diesel injection pumps and injectors.
Transmission Type:
Manual Reversing Transmission (MRT)
Optional Transmission:
N/A (Manual Reversing Transmission is standard for these models)
Gear Selection:
Details on forward and reverse gear engagement and operation.
Transmission Fluid:
Specifications for transmission lubricant (e.g., SAE 80W-90 GL-4 or similar).
Overall Length:
Varies by configuration (e.g., with loader, backhoe attached) - manual will detail specific measurements.
Overall Width:
Varies by configuration - manual will detail specific measurements.
Height To Top Of Cab:
Varies by configuration - manual will detail specific measurements.
Operating Weight:
Typically in the range of 10,000 - 15,000 lbs (specifics in manual).
Max Ground Pressure:
Details provided based on tire size and configuration.
Operator Station Safety:
Focus on safe operating procedures, ROPS (Roll-Over Protective Structure) compliance, and seatbelt usage.
Safety Interlocks:
Information on any safety interlocks for loader/backhoe operation.
Lighting Systems:
Details on headlights, taillights, and work lights for visibility.
Engine Oil Change:
Typically every 250-500 operating hours or annually, depending on operating conditions (specifics in manual).
Hydraulic Filter Replacement:
Recommended at regular intervals, often coinciding with hydraulic fluid changes (specifics in manual).
Transmission Fluid Change:
Scheduled at specified intervals for optimal transmission life (specifics in manual).
Engine Oil Specification:
Typically API CD or CE rated diesel engine oil, viscosity grade like 15W-40 (specifics in manual).
Hydraulic Fluid Type:
ISO VG 46 Hydraulic Oil or equivalent, often specified by Ford's own hydraulic fluid specifications.
Coolant Type:
Ethylene glycol-based antifreeze (50/50 mix with distilled water) for freeze and corrosion protection.
Common Wear Items:
Hydraulic hose wear, cylinder seal leaks, clutch wear, and potential wear in the transmission and axle components are common for machines of this age.
Electrical System Reliability:
Aging wiring and connectors can lead to intermittent electrical issues.
Ford Industrial Heritage:
Ford has a long-standing reputation for producing durable and reliable industrial and agricultural equipment.
550 555 Development:
The 550 and 555 series represent key models in Ford's mid-range tractor loader backhoe lineup during the late 1970s and early 1980s, offering improved performance and operator comfort over previous generations.
Production Period:
Covered years indicate a production span from 1975 through 1981.
