Model:
R Series (R80, R90, R100)
Production Years Covered:
1978-1996
Engine Code Designations:
R80 (247), R90 (241), R100 (247, 248, 247E)
Target Audience:
Owners of BMW R80, R90, and R100 motorcycles from 1978-1996, ranging from DIY enthusiasts to those seeking to better understand and manage their vehicle's maintenance and repairs.
Uniqueness:
This is an 'Actual Genuine Repair Service Factory Manual,' distinct from third-party publications, offering the definitive technical information used by BMW professionals. Its digital format provides immediate access and print flexibility.
Benefits:
Enables owners to perform maintenance and repairs themselves, saving significant labor costs (estimated $50-$60/hour). Provides in-depth knowledge, diagnostic capabilities, and the ability to communicate effectively with mechanics. Offers a wealth of information for restoration and long-term care.
Content Enhancements:
Features detailed substeps, notes, cautions, warnings, numbered instructions, bold figure numbers for illustration matching, detailed illustrations/drawings/photos, enlarged insets for detailed part examination, and a numbered table of contents for quick navigation.
Usability:
Designed for ease of use, even for those not highly skilled with computers. Search function allows quick access to needed information, which can then be printed.
Main Coverage:
Comprehensive factory service and repair for BMW R80, R90, and R100 motorcycle models from 1978 to 1996.
Specific Models Covered:
All styles of R80, R90, and R100 models within the specified year range.
Estimated Page Count:
Hundreds of pages (exact count not specified, but implied to be extensive)
Type:
Factory Service Repair Manual
Delivery Method:
Instant download via a link provided on the checkout page after payment confirmation.
Engine Systems:
Engine top end, fuel system, cooling system (air-cooled), engine lubrication system, engine removal/installation, crankshaft, and transmission.
Drivetrain And Chassis:
Clutch, wheels/tires, final drive, brakes, suspension, steering, frame.
Electrical:
Electrical system, including detailed wiring diagrams and troubleshooting for electrical faults.
Appendix:
Includes an Appendix section, likely containing additional data, specifications, or supplementary information.
Maintenance:
Routine maintenance, fluid checks and changes, inspections, and preventative measures.
Repair And Rebuild:
Step-by-step repair procedures for all major components, including engine rebuilds, transmission overhauls, and system diagnostics.
Troubleshooting:
Comprehensive troubleshooting guides for diagnosing engine faults, electrical issues, and other performance problems, including 'secret techniques used by top mechanics'.
Technical Guidance:
Guidance on understanding engine management systems, assessing repair needs, and communicating effectively with mechanics.
Diagnostics:
In-depth diagnostic procedures for all major systems, including fault symptom analysis and component testing methods used by professionals.
Depth:
Complete factory-level technical information, covering everything from basic maintenance to advanced diagnostics and full rebuilds, mirroring the knowledge of factory-trained technicians.
Illustrations:
Features detailed illustrations, diagrams, and photographs crucial for understanding complex procedures and identifying components.
Compatibility:
Compatible with all PC-based Windows operating systems and Mac. Requires Adobe PDF Reader.
Storage Options:
Can be saved to a hard drive or burned to CD-ROM for physical archiving.
Printability:
Printable without restriction. Users can print the entire manual or specific pages.
Binding:
Digital download (PDF), allowing for on-demand printing. No physical binding.
Paper Type:
Not applicable for digital download; printed output depends on user's printer and paper choice.
Engine Type:
Air-cooled, horizontally opposed twin-cylinder (boxer) engines.
Horsepower Range:
Varies by model (R80: ~50-60 HP, R90: ~60-65 HP, R100: ~65-70 HP). Specific figures would be detailed within the manual.
Torque Range:
Varies by model and specific engine variant. Manual provides detailed specifications.
Carburetion:
Typically dual carburetors (e.g., Bing) for most models within this range. Manual details specific carburetor types and settings.
Fuel Type:
Unleaded gasoline (as regulations evolved during this period, manual would specify octane requirements).
Throttle Control:
Mechanical throttle cables connected to carburetor slides.
Engine Configuration:
Horizontally opposed twin-cylinder boxer engine with pushrod valve actuation.
General Dimensions:
Varies significantly by specific model (R80, R90, R100) and sub-variants (e.g., R80GS, R100RT). Manual would contain precise dimensions for each configuration.
Dry Weight:
Generally in the range of 190-230 kg (419-507 lbs) depending on the model and equipment. Manual provides exact figures.
Crash Test Data:
Motorcycle safety ratings were not standardized or publicly published in the same manner as automobiles during this era. Manual focuses on mechanical safety and system integrity.
Braking System:
Typically dual disc front brakes, single disc rear brake. Some earlier models may have drum brakes. Manual details specific braking system components and maintenance.
Suspension Components:
Telescopic front forks and dual rear shock absorbers with adjustable preload. Manual provides fork oil specifications and seal replacement procedures.
Frame Design:
Robust steel tube frame providing stability and rider protection. Manual details frame inspection and repair.
Features:
Basic by modern standards. Primarily focused on essential motorcycle functions. Some higher-end R100 models (e.g., RT) may have integrated fairings with basic instrumentation, radio provisions, or analogue clocks.
Features:
No electronic driver assistance systems in the modern sense. Focus is on mechanical integrity and rider control. ABS was not generally available on these models during most of their production.
Features:
No electronic connectivity features (e.g., Bluetooth, smartphone integration).
Typical Intervals:
Manual details specific intervals for oil changes, filter replacements, valve adjustments, spark plug service, and more. General intervals might include 3,000-5,000 miles for major services, with more frequent checks for certain items.
Engine Oil:
Typically SAE 20W-50 or 10W-40 motorcycle-specific oil, depending on climate. Manual specifies exact viscosity and API service classification.
Gearbox Oil:
Manual specifies appropriate gear oil viscosity and type for the transmission and final drive.
Brake Fluid:
DOT 3 or DOT 4 brake fluid, depending on specific caliper/master cylinder design. Manual specifies precise type and replacement intervals.
Common Wear Items:
Manual addresses common wear items such as clutch wear, fork seal leaks, aging electrical components, and potential exhaust leaks. It guides on diagnosing and rectifying these.
Performance Tuning:
Includes information on tuning and optimizing performance, such as carburetor synchronization and ignition timing adjustments.
Bmw Motorcycle Legacy:
BMW has a long and storied history in motorcycle manufacturing, renowned for engineering excellence, reliability, and innovation, particularly with its boxer twin engines.
R Series Development:
The R80, R90, and R100 series represent a significant evolution of BMW's airhead boxer platform, building upon decades of design, offering increased displacement, improved performance, and various touring and specialized variants.
Engine Displacement Progression:
Progression from R80 (around 798cc), R90 (around 898cc), to R100 (around 979-1045cc, depending on sub-variant), showcasing increasing power and torque capabilities over the series.
Manufacturing Period:
The R80, R90, and R100 models covered by this manual were produced across a substantial period, reflecting their enduring design and popularity, with major production spanning the late 1970s through the 1990s.
Bmw R Series Reputation:
BMW's R Series motorcycles from this era are widely recognized for their durability, reliability, comfort for long-distance touring, and timeless design, making them popular classics and collector items.
Owner Satisfaction:
Consistently high owner satisfaction due to robust engineering and longevity, though maintenance is crucial. The manual facilitates this high satisfaction.
Manual Authenticity:
Certified as an 'Actual Genuine Repair Service Factory Manual,' ensuring adherence to OEM specifications and procedures.
