Mercedes 220a 220S 220SE Service Repair Manual

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🏷️ Basic Information Identification Make: Mercedes-Benz Model: 220a, 220S, 220SE Codes Chassis Codes: W180 (220a, 220S), W128 (220S, 220SE) 👋 Introduction Market Position Historical Context: These models represented Mercedes-Benz's move...

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类型: Car

斯库: 500148

标签: 220a 220S 220SE Car Cars Mercedes Misc

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Description

🏷️ Basic Information

Identification

Make:

Mercedes-Benz

Model:

220a, 220S, 220SE

Codes

Chassis Codes:

W180 (220a, 220S), W128 (220S, 220SE)

👋 Introduction

Market Position

Historical Context:

These models represented Mercedes-Benz's move towards more spacious and refined mid-size sedans in the post-war era, bridging the gap between the smaller Pontons and the larger luxury sedans.

Target Audience:

Enthusiasts and owners of classic Mercedes-Benz sedans seeking to perform maintenance, restoration, or repairs themselves.

Competitive Analysis

Segment:

Mid-size luxury sedan (at the time of production).

Competitors:

Competed with models from Jaguar, Rover, and other European luxury manufacturers.

Key Features

Vehicle Attributes:

Robust construction, comfortable ride, reliable inline-six engines, and the hallmark Mercedes-Benz build quality and engineering.

Manual Value Proposition:

Provides the essential technical knowledge for maintaining and repairing these classic vehicles, crucial for preserving their value and operability.

📋 Manual Details

Coverage Areas

Engines Covered:

M180 (2.2L Inline-6), M127 (2.2L Inline-6)

Page Count

Estimated Pages:

300-500 (typical for comprehensive factory service manuals)

Manual Type

Type:

Service and Repair Manual

Language

Language:

English (assumed based on product title context for a global market)

Format

Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine disassembly, inspection, repair, assembly, timing, valve adjustments, torque specifications.

Engine Management:

Ignition system (distributor, points, coil, spark plugs), fuel system (carburetor or injection specifics for SE models), cooling system.

Transmission:

Manual transmission (4-speed and optional 4-speed with overdrive) removal, disassembly, inspection, repair, and reassembly. Automatic transmission (optional Hydrak) details may be included.

Drivetrain:

Clutch, driveshaft, rear axle (differential, half-shafts) service and repair.

Brakes:

Hydraulic system (master cylinder, wheel cylinders, brake lines, hoses), drum brake service (shoe replacement, drum machining), parking brake.

Suspension:

Front independent suspension (double wishbone, coil springs), rear semi-independent suspension (swing axles), shock absorbers, steering linkage service.

Steering:

Steering box, steering column, tie rods, idler arm service.

Electrical:

Wiring diagrams, starter, alternator/generator, battery, lighting, instrumentation, horn, wipers, and associated component testing and repair.

Body And Chassis:

Frame inspection, body panel removal/installation, doors, windows, locks, trim, and interior component service.

Heating And Ventilation:

Heater core service, ducting, fan operation.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, lubrication, spark plug checks, ignition timing, carburetor adjustments, brake fluid changes, coolant flushes.

Diagnostic Troubleshooting:

Step-by-step guides for identifying and resolving common operational issues across all major systems.

Component Rebuilds:

Detailed instructions for overhauling engines, transmissions, carburetors, brake cylinders, and steering boxes.

Adjustments And Settings:

Precise procedures for setting valve clearances, ignition timing, idle speed, and carburetor mixtures.

Special Tool Identification:

Listing and description of specialized tools required for specific repairs.

Technical Depth

Depth:

Comprehensive, covering everything from basic owner maintenance to full engine and drivetrain rebuilds.

Detail Level:

Factory-level detail with exploded diagrams, torque specifications, and clearance measurements.

📊 Manual Specifications

File Format

File Type:

Searchability:

Likely text-searchable if it's a quality scan of an original manual.

Printability:

Printable, allowing for physical copies of specific sections or the entire manual.

Print Quality

Image Resolution:

High-resolution scans are crucial for clarity of diagrams and text.

Binding Type

Binding:

N/A (Digital PDF format)

Paper Type

Paper Quality:

N/A (Digital PDF format)

⚙️ Engine Specifications

Primary Engine

Engine Type 220A:

M180, 2.2L (2195cc) Naturally Aspirated Inline-6

Engine Type 220S:

M180, 2.2L (2195cc) Naturally Aspirated Inline-6 (with increased power over 220a)

Engine Type 220Se:

M127, 2.2L (2195cc) Fuel-Injected Inline-6 (Bosch mechanical injection)

Performance

Horsepower 220A:

Approx. 80 hp @ 4600 rpm

Horsepower 220S:

Approx. 100 hp @ 4800 rpm

Horsepower 220Se:

Approx. 115 hp @ 4800 rpm

Torque 220S:

Approx. 120 lb-ft @ 2700 rpm

Torque 220Se:

Approx. 130 lb-ft @ 3000 rpm

Fuel System

Fuel System 220A 220S:

Single Solex or Zenith downdraft carburetor

Fuel System 220Se:

Bosch Mechanical Fuel Injection (MFI)

Fuel Type:

Premium Unleaded Gasoline

General

Bore Stroke:

82 mm x 72.8 mm

Compression Ratio 220A 220S:

Approx. 7.0:1

Compression Ratio 220Se:

Approx. 8.0:1

🔧 Transmission

Standard

Transmission Type Standard:

4-speed Manual Transmission

Optional

Transmission Type Optional:

4-speed Manual with Overdrive, Hydrak Automatic Clutch/Transmission (less common, highly desirable)

Features

Clutch Type:

Single dry plate (manual)

Gear Ratios:

Specific ratios provided within the manual for each transmission variant.

📐 Dimensions

Exterior

Wheelbase:

Approx. 106.3 inches (2700 mm)

Length:

Approx. 185.4 inches (4710 mm)

Width:

Approx. 69.3 inches (1760 mm)

Height:

Approx. 59.1 inches (1500 mm)

Weights

Curb Weight:

Approx. 3000-3300 lbs (1360-1500 kg), depending on model and equipment.

Gross Vehicle Weight:

Typically around 4000-4300 lbs (1815-1950 kg).

🛡️ Safety Features

Ratings

Crash Test Data:

No formal modern crash test data available for these vintage vehicles.

Active Features

Braking System:

Four-wheel hydraulic drum brakes.

Steering System:

Recirculating ball steering, typically unassisted.

Passive Features

Seatbelts:

Optional or not standard depending on early production years and market.

Body Structure:

Unit-body construction providing reasonable crash protection for its era.

💡 Technology Features

Infotainment

Radio:

Optional factory AM radio; many cars have been updated with aftermarket units.

Driver Assistance

Power Steering:

Not standard; power steering was a very rare option or introduced on later models/different chassis.

Cruise Control:

Not available on these models.

Connectivity

Auxiliary Inputs:

Not applicable.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Typically every 3,000 miles or 6 months, depending on usage and oil quality.

Tune Up Interval:

Recommended annually or every 12,000 miles, involving spark plugs, points, condenser, and filter checks/replacements.

Grease Points:

Regular lubrication of suspension and steering components is critical; intervals vary but often weekly/monthly checks were common practice.

Fluid Specifications

Engine Oil Type:

API SG or higher, 20W-50 or 10W-40 recommended for modern formulations; consult manual for original spec (e.g., straight weight oil if applicable).

Coolant:

Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio).

Brake Fluid:

DOT 3 or DOT 4 Heavy Duty Brake Fluid.

Transmission Fluid:

Manual: Gear oil GL-4, SAE 80W-90. Automatic (Hydrak): Dexron II (if applicable, consult manual for exact spec).

Rear Axle Fluid:

Hypoid gear oil SAE 90 or 85W-90 (GL-5 recommended for modern differentials).

Known Issues

Engine Oil Leaks:

Common due to aging seals, gaskets, and valve cover breathers.

Carburetor Issues:

Stalling, rough idle, or poor performance due to wear, dirt, or maladjustment of Solex/Zenith carbs.

Ignition System:

Worn points, condensers, or coils leading to misfires or starting problems.

Brakes:

Seized wheel cylinders or master cylinder due to corrosion and old brake fluid.

Suspension Wear:

Worn ball joints, bushings, and tie rod ends leading to steering looseness and uneven tire wear.

Fuel Injection System 220Se:

Requires specialized knowledge for diagnosis and repair of Bosch MFI; often issues with fuel accumulator, pumps, or injectors.

📚 Vehicle History

Brand Heritage

Mercedes Benz Legacy:

Building on a legacy of automotive innovation and engineering excellence dating back to the first automobile.

Model Evolution

Pontoon Era:

Part of the 'Ponton' Mercedes-Benz family, characterized by their modern, integrated body styling (unit-body construction) that moved away from separate chassis designs.

W180 Introduction:

The W180 chassis (including the 220a and early 220S) was introduced in 1954, featuring a relatively simple 2.2L inline-6 engine.

W128 Introduction:

The W128 chassis (late 220S and 220SE) was introduced in 1956, featuring upgraded styling, improved suspension, and importantly, the fuel-injected 220SE variant.

Production

Production Years:

W180: 1954-1956; W128: 1956-1959

Manufacturing Location:

Stuttgart, West Germany

🏆 Awards & Recognition

Recognitions

Automotive Journalism:

Contemporary reviews often praised the build quality, comfort, and refinement of these Mercedes-Benz sedans.

Ratings

Reliability Reputation:

Known for robust mechanicals but require diligent maintenance due to age and complexity of certain systems (like MFI).

Certifications

Historical Significance:

Represent a significant step in Mercedes-Benz's 'Ponton' era, influencing subsequent sedan designs.