This manual covers the 2006 models, including the FLSTC Heritage, FLSTF Fat Boy, FLSTN Softail Deluxe, FLSTSC Softail Springer Classic, FXST Softail Standard, FXSTD Softail Deuce, and FXSTS Springer Softail. These iconic motorcycles are powered by the air-cooled, Twin Cam 88B V-twin engine, known for its robust performance and classic American cruiser styling. The Softail platform, characterized by its hidden rear suspension, offers a smooth ride and timeless aesthetic, making these models a popular choice for touring and general riding.
This comprehensive set of manuals, comprising a Service Manual and an Electrical Diagnostics Manual, provides detailed step-by-step instructions, diagrams, illustrations, and photos to guide owners and technicians. It covers all primary systems, including the chassis, engine, fuel, drive, and electrical systems, along with scheduled maintenance, fluid changes, brake service, and component repair procedures. The manual is designed to assist with troubleshooting, diagnostics, and maintenance, enabling effective upkeep and repair of your Softail, ultimately saving on dealership service costs.
Covered Models:
• FLSTC Heritage Softail
• FLSTC Heritage Softail Classic
• FLSTF Fat Boy
• FLSTFSE Screamin Eagle Fat Boy
• FLSTN Softail Deluxe
• FLSTSC Softail Springer Classic
• FXST Softail Standard
• FXSTD Softail Deuce
• FXSTS Springer Softail
Engine Codes:
Typically Twin Cam 88B or Twin Cam 96B (depending on specific model and market, though 2006 Softails primarily featured Twin Cam 88B variants)
Target Audience:
DIY mechanics, independent repair shops, and Harley-Davidson owners seeking to perform maintenance and repairs.
Value Proposition:
Provides comprehensive repair information, saving on dealership labor costs ($70+ per hour).
Comprehensive Set:
This is a SET of manuals, including both general service and specific electrical diagnostics.
Manual Types:
• Service Manual
• Electrical Diagnostics Manual
Digital Delivery:
Instant Download
Printability:
All pages are printable
Software Requirements:
Adobe PDF Reader
Primary Systems:
• Chassis
• Engine
• Fuel System
• Drive System
• Transmission
• Electrical System
• Starting System
• Charging System
• Instruments
• TSM/HFSM
• Engine Management
Maintenance Procedures:
• Scheduled Maintenance
• Fluid Changes
• Filter Replacements
• Brake Service
• Tire Maintenance
• Battery Care
Repair Procedures:
• Engine Overhaul
• Transmission Rebuild
• Brake System Repair
• Suspension Service
• Electrical Component Diagnosis and Repair
• Fuel System Servicing
• Exhaust System Repair
• Ignition System Servicing
Diagnostic Procedures:
• Troubleshooting Faults
• Electrical System Diagnostics
• Engine Performance Diagnosis
• Component Testing
Diagnostic Depth:
Detailed diagnostics, including wiring diagrams and troubleshooting charts.
Illustrative Content:
• Detailed Diagrams
• Illustrations
• Photos
• Exploded Views
Instruction Format:
Step-by-step instructions
Screamin Eagle:
Includes supplement for FLSTFSE Screamin Eagle Fat Boy
PDF Quality:
Assumed high quality for detailed technical information, searchable text not explicitly stated but common for professionally digitized manuals.
Scalability:
Printable at standard paper sizes, allowing for clear reproduction of diagrams and text.
Binding Type:
N/A (Digital Product)
Paper Type:
N/A (Digital Product)
Engine Type:
Air-cooled, Twin Cam 88B V-twin engine
Displacement:
88 cubic inches (approximately 1450cc)
Bore X Stroke:
3.75 in. x 4.00 in. (95.25 mm x 101.6 mm)
Compression Ratio:
9.2:1 (typical for Twin Cam 88B)
Horsepower:
Estimated 70-75 HP (manufacturer figures often vary, consult specific model data)
Torque:
Estimated 85-90 ft-lbs at 3500 RPM (typical for Twin Cam 88B)
Fuel Delivery:
Multi-port Fuel Injection (MPI) or Carbureted depending on specific model and market.
Fuel Type:
Unleaded gasoline, 91 octane (R+M)/2 or higher recommended.
Oil Type:
Harley-Davidson 20W50 Motorcycle Oil or equivalent API CI-4 rated synthetic motorcycle oil.
Ignition System:
Electronic ignition with spark advance and retard capability.
Transmission Type:
5-speed constant mesh, left-foot shift
Gear Ratios:
Specific ratios vary by model but are detailed in the manual.
Clutch Type:
Wet, multi-plate, hydraulically actuated
Transmission Fluid:
Harley-Davidson Formula + Transmission Lubricant or equivalent SAE 50 motorcycle transmission lubricant.
Wheelbase:
Varies by model, e.g., FLSTC Heritage Softail Classic ~64.6 inches.
Dry Weight:
Varies by model, e.g., FLSTC Heritage Softail Classic ~700 lbs (318 kg).
Braking System:
Hydraulic disc brakes front and rear. Details on master cylinders, calipers, and rotors are covered.
Lighting System:
Halogen headlight, LED tail/stop lights, incandescent turn signals. Electrical manual covers all lighting circuits.
Frame Construction:
Steel cradle frame, with specific construction details provided for each Softail variant.
Audio System:
Some models may have factory-installed or dealer-installed audio systems, with wiring and component information available in the electrical manual.
Gauge Cluster:
Includes speedometer, tachometer (on some models), fuel gauge, oil pressure indicator, and indicator lights. Electrical manual covers diagnostics for all gauges and indicators.
Tsm Hfsm:
Operation and diagnostics for the Turn Signal Module (TSM) or Handheld<bos> Functionality Security Module (HFSM) are detailed.
ECU Coverage:
Information related to the Engine Control Unit (ECU) or Engine Control Module (ECM) for fuel and ignition management is included.
Oil Change Interval:
Every 5,000 miles or 6 months, whichever comes first (typical for this era).
Primary Chain Tensioner Inspection:
Inspect at 1,000 miles and then every 10,000 miles or as per manual recommendations due to known issues with early Twin Cam tensioners.
Spark Plug Replacement:
Typically every 10,000-15,000 miles.
Brake Fluid:
DOT 4 Brake Fluid.
Primary Chain Case Fluid:
Harley-Davidson Primary Chaincase Lubricant or Harley-Davidson Formula + Transmission Lubricant.
Jiffy Stand Pivot Lubrication:
High-temperature grease.
Twin Cam Tensioner Wear:
The automatic primary chain tensioner can wear prematurely, potentially leading to chain slap and damage. Early replacement with upgraded components is a common modification. Manual details inspection procedures.
Cam Chain Tensioner Upgrade:
The manual will guide on the inspection and replacement of the cam chain tensioner shoes, which are a known wear item on early Twin Cam engines.
Charging System Inspect:
Regular inspection of the stator and regulator/rectifier is advisable due to potential failures.
Brand Legacy:
Harley-Davidson, an iconic American motorcycle manufacturer with a rich history dating back to 1903, known for its V-twin engines and cruiser-style motorcycles.
Softail Development:
The Softail platform, introduced in 1984, features a hidden rear suspension system designed to mimic the look of a rigid frame while providing modern suspension comfort. The 2006 models represent a mature iteration of this platform, with refinements to the Twin Cam engine and chassis.
Manufacturing Location:
Typically assembled in York, Pennsylvania, USA.
Model Recognition:
Specific awards for 2006 models are not directly listed, but the Softail platform is consistently recognized for its styling and riding experience in motorcycle media.
