BMW R100 1979 All Service Repair Manual

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🏷️ Basic Information Identification Make: BMW Model: R100 Year: 1979 Type: Motorcycle 👋 Introduction Market Position Segment: Premium Air-Cooled Boxer Twin Motorcycle Target Audience: Enthusiast owners, independent repair shops, DIY...

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类型: Motorcycle

斯库: 473781

标签: 1979 BMW Cars Misc Motorcycle R100

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Type:

Motorcycle

👋 Introduction

Market Position

Segment:

Premium Air-Cooled Boxer Twin Motorcycle

Target Audience:

Enthusiast owners, independent repair shops, DIY mechanics.

Competitive Analysis

Era Competitors:

Moto Guzzi, Ducati, Honda CB series, Kawasaki Z series.

Key Features

Design Philosophy:

Robust engineering, long-distance touring capability, distinctive boxer engine layout.

Manual Value Proposition:

Empowers owners to maintain and repair their classic BMW R100 with confidence, saving on labor costs and ensuring longevity.

📋 Manual Details

Coverage Areas

Engine:

Complete Overhaul, Maintenance, Troubleshooting, Tuning

Transmission:

Gearbox Maintenance, Clutch Service, Driveshaft

Electrical System:

Ignition, Charging System, Lighting, Wiring Diagrams

Chassis:

Suspension, Steering, Brakes, Wheel Bearings

Bodywork:

Fairings, Seat, Fuel Tank, Fenders

Page Count

Estimated Pages:

Approx. 400+

Manual Type

Type:

Service and Repair Manual

Language

Language:

English

Format

Format:

Downloadable PDF

📖 Manual Coverage

Systems Covered

Engine Mechanics:

Detailed breakdown of the R100 boxer twin engine, including cylinder head, pistons, crankshaft, camshaft, valve train, and timing.

Fuel System:

Carburetor (Bing 32/40/48 types) tuning, cleaning, jetting, and rebuilding. Fuel pump, fuel lines, and tank maintenance.

Ignition System:

Points ignition system diagnosis, timing, adjustment, and component replacement (coils, condensers, spark plugs).

Drivetrain:

Gearbox servicing, clutch assembly, lubrication, and final drive (shaft drive) maintenance and inspection.

Suspension Forks:

Front fork overhaul, oil changes, seal replacement, and damper rod adjustments.

Rear Shock ABSorbers:

Twin rear shock absorber inspection, adjustment, and replacement, including spring preload and damping.

Braking System:

Drum and disc brake system servicing, fluid replacement, pad/shoe inspection, caliper and master cylinder overhaul.

Electrical Components:

Starter motor, dynamo/alternator, regulator, battery system, horn, and lighting circuits.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, spark plug checks, air filter cleaning, valve clearance adjustment, carburetor synchronization.

Troubleshooting Guides:

Diagnostic flowcharts and common problem/solution tables for engine performance, electrical faults, and starting issues.

Engine Rebuild:

Step-by-step instructions for complete engine disassembly, inspection, cleaning, component replacement, and reassembly.

Transmission Overhaul:

Gearbox dismantling, gear inspection, bearing replacement, and reassembly.

Electrical Diagnostics:

Testing ignition coil resistance, charging system output, continuity checks, and troubleshooting common electrical faults using wiring diagrams.

Carburetor Tuning:

Detailed instructions on setting idle speed, mixture, and synchronizing multiple carburetors for optimal performance.

Technical Depth

Depth Level:

Comprehensive from basic owner maintenance to full engine and transmission rebuilds.

Diagnostic Capabilities:

In-depth troubleshooting procedures for identifying and resolving mechanical and electrical issues.

Repair Procedures:

Detailed, illustrated instructions for all common and complex repair tasks.

Special Tools:

Identification and usage instructions for specialized BMW tools required for certain procedures.

📊 Manual Specifications

File Format

Format:

PDF (Portable Document Format)

Searchability:

Searchable text content for quick information retrieval.

Printability:

Printable pages for physical reference.

Resolution:

High-resolution scans and diagrams for clarity.

Print Quality

Quality:

N/A (Digital Format)

Binding Type

Type:

N/A (Digital Format)

Paper Type

Type:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine

Type:

Four-stroke, horizontally opposed twin-cylinder (Boxer)

Displacement:

980 cc (971 cc for some variations)

Bore X Stroke:

94 mm x 70.6 mm

Compression Ratio:

8.5:1 or 9.5:1 (depending on specific R100 model variant)

Cooling System:

Air-cooled

Valve Train:

Overhead camshaft (OHC), pushrod actuated valves

Performance

Horsepower Est:

65 hp @ 7000 rpm (approximate, varies by model variant)

Torque Est:

74 Nm @ 5500 rpm (approximate, varies by model variant)

Fuel System

Carburetors:

Dual Bing constant-velocity carburetors (e.g., Bing 32/40/48)

Fuel Type:

Unleaded gasoline (Premium, 91-98 RON)

🔧 Transmission

Standard

Type:

5-speed manual transmission

Optional

Type:

N/A (standard for this era)

Features

Drive Type:

Shaft drive (enclosed driveshaft)

Clutch:

Single dry plate, diaphragm spring clutch

📐 Dimensions

Exterior

Length Est:

Approx. 2200 mm

Width Est:

Approx. 800 mm

Height Est:

Approx. 1150 mm

Weights

Dry Weight Est:

Approx. 200-220 kg

Gross Vehicle Weight Est:

Approx. 400 kg

Fuel Capacity

Tank Capacity:

Approx. 20 liters (including reserve)

🛡️ Safety Features

Ratings

Crash Safety:

N/A (Motorcycle, no formal ratings like cars)

Active Features

Braking System:

Dual disc front brake, single disc rear brake (or drum on some earlier R100 models).

Suspension Stability:

Designed for stable handling at touring speeds.

Passive Features

Frame Construction:

Steel tube frame for structural integrity.

💡 Technology Features

Infotainment

System:

N/A (Classic motorcycle, focus on mechanicals)

Driver Assistance

Features:

N/A (Classic motorcycle)

Connectivity

Features:

N/A (Classic motorcycle)

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000-10,000 km or annually

Valve Adjustment Interval:

Every 10,000-15,000 km

Spark Plug Replacement:

Every 10,000-20,000 km

Final Drive Oil Change:

Every 10,000-20,000 km

Fluid Specifications

Engine Oil Type:

SAE 20W-50 or SAE 15W-40 motorcycle specific oil (API SG or higher)

Engine Oil Capacity:

Approx. 2.5 liters (with filter change)

Transmission Oil Type:

SAE 80W-90 hypoid gear oil (API GL-5)

Final Drive Oil Type:

SAE 80W-90 hypoid gear oil (API GL-5)

Brake Fluid Type:

DOT 4

Fork Oil Type:

SAE 15W or SAE 20W motorcycle fork oil

Known Issues

Engine Wear:

Potential for piston ring wear, cylinder bore wear over high mileage, cam follower wear.

Electrical System:

Aging wiring harnesses, failing regulator/rectifier units, points ignition issues.

Carburetors:

Bing carburetors can be sensitive to dirt and wear; require regular cleaning and synchronization.

Clutch Actuation:

Cable stretch or adjustment issues; diaphragm spring wear.

Suspension Seals:

Fork seal leaks and worn rear shock absorber bushings are common with age.

📚 Vehicle History

Brand Heritage

Founding:

Bayerische Motoren Werke AG founded in 1916.

Motorcycle Division:

BMW Motorrad has a long and storied history dating back to the 1920s.

Model Evolution

R Series Legacy:

The R100 is part of the long-running and iconic BMW R-series boxer engine motorcycles.

Predecessors:

Evolved from the R75, R80, and earlier boxer models.

Variants:

Includes R100/7, R100S, R100RS, R100RT, R100CS, R100GS (later models).

Production

Production Period:

Mid-1970s through the 1990s for the R100 line.

Manufacturing Location:

Berlin, Germany (Spandau plant)

🏆 Awards & Recognition

Recognitions

Legacy Acclaim:

Widely regarded as a reliable and capable touring motorcycle, a classic in the BMW lineup.

Ratings

Owner Satisfaction:

High owner satisfaction for its durability and touring prowess, though maintenance is key.

Certifications

European Standards:

Compliant with European emissions and safety standards of its era.