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1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual

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Mercury 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual - Technical Specifications

File Size: 43.73 MB
File Type: PDF
Language: English
Pages: Pages: 600+ ,
Printable: Yes
Estimated Download Time: 0.9 Minutes
Delivery Format: Digital (PDF) - Instant Access
Category: Outboard
Brand: Mercury

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Mercury Models and Parts Covered in this Outboard Manual

45 hp, 4 cyl, 2-stroke, 1986, 1987, 1988, 1989
50 hp, 3cyl, 2-stroke, 1986, 1987, 1988, 1989
50 hp, 4 cyl, 2-stroke, 1982, 1983, 1984, 1985
60 hp, 3cyl, 2-stroke,1984, 1985, 1986, 1989
70 hp, 3 cyl, 2-stroke, 1980, 1981, 1982, 1983
75 hp, 3 cyl, 2-stroke, 1987, 1988, 1989
75 hp, 4cyl, 2-stroke, 1984, 1985,1986
30 hp, 4 cyl, 2-stroke, 1978, 1979, 1980, 1981, 1982, 1983
65 hp, 4 cyl, 2-stroke, 1977
90 hp, 3 cyl, 2-stroke, 1987, 1988, 1989
90 hp, 6 cyl, 2-stroke, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986
100 hp, 4 cyl, 2-stroke, 1988, 1989
115hp, 4cyl, 2-stroke, 1989
115 hp, 6 cyl, 2-stroke, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988
135 hp, V6, 2-stroke, 1986, 1987, 1988, 1989
140hp, 6cyl, 2-stroke, 1978, 1979, 1980
150hp, V6, 2-stroke, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989
175 hp, V6, 2-stroke, 1979, 1980
175 hp, V6, 2-stroke, 1985, 1986, 1987, 1988, 1989
200 hp, V6, 2-stroke, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989
220 EFI, V6, 2-stroke, 1987, 1988

Production/model years: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989

Mercury 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual - Complete Manual Information

1. SAFETY

Introduction
Cleaning, Waxing, & Polishing
Controlling Corrosion
Propellers
Fuel System
Horsepower
Engine
Emergency Equipment
Compass
Anchors
Miscellaneous Equipment
Boating Accident Reports
Boating

2. TUNING

Introduction
Tune-Up Sequence
Testing the Engine
Spark Plug Inspection
Compression Pressure Check
Electrical Troubleshooting
Carburetor Fuel Level
Checking Fuel Injectors
Crankcase Leak Test
Gear Case
Water Pump Service
Exhaust Manifold
Remote Control
Steering System
Boat Testing

3. MAINTENANCE

Introduction
Serial Numbers
Lubrication & Service
Drive Shaft Service
Propeller Shaft Service
Gear Housing Service
Ignition System Service
Electrical System Service
Cooling System Service
Inside the Flywheel

4. FUEL

Introduction
General Carburetion
Carburetor Identification
Fuel System
Troubleshooting
Enrichment System
Carburetor Maintenance
Electronic Fuel Injection
Fuel Injection Troubleshooting
Maintenance of Fuel Systems
Servicing Fuel Systems
Fuel Tank & Line Service
Fuel Pump

5. OIL INJECTION

Introduction
System Operation
Bleeding Oil Lines
Oil Injection Troubleshooting
Advanced Oil Injection
Servicing Oil Injection

6. IGNITION

Introduction
Spark Plug Evaluation
Ignition Systems Overview
Thunderbolt IV & V
CDI Systems
Testing Ignition Systems
Timing & Synchronizing
Flywheel Service

7. TIMING AND SYNCHRONIZING

Introduction & Preparation
Synchronizing Carbs
Timing Adjustment
Timing for Specific Models

8. POWERHEAD

Introduction
General Powerhead Information
Cleaning & Inspection
Disassembly
Reassembly
Torque Specifications
Troubleshooting
Powerhead Maintenance

9. ELECTRICAL

Introduction
Battery Maintenance
Charging Systems
Starter Motors
Alternators
Electrical System Troubleshooting
Wiring Diagrams
Electrical Service Procedures

10. LOWER UNIT

Introduction
Lower Unit Maintenance
Gear Case Service
Water Pump Service
Lower Unit Disassembly
Lower Unit Reassembly
Troubleshooting

11. WINTER STORAGE

Winterizing Procedures
Storage Recommendations
Post-Storage Inspection

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Frequently Asked Questions - Mercury Outboard Manual

What does this Mercury manual cover?

This comprehensive service manual covers detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications for 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual. It includes information for the following models: - 45 hp, 4 cyl, 2-stroke, 1986, 1987, 1988, 1989 - 50 hp, 3cyl, 2-stroke, 1986, 1987, 1988, 1989 - 50 hp, 4 cyl, 2-stroke, 1982, 1983, 1984, 1985 - 60 hp, 3cyl, 2-stroke,1984, 1985, 1986, 1989 - 70 hp, 3 cyl, 2-stroke, 1980, 1981, 1982, 1983 - 75 hp, 3 cyl, 2-stroke, 1987, 1988, 1989 - 75 hp, 4cyl, 2-stroke, 1984, 1985,1986 - 30 hp, 4 cyl, 2-stroke, 1978, 1979, 1980, 1981, 1982, 1983 - 65 hp, 4 cyl, 2-stroke, 1977 - 90 hp, 3 cyl, 2-stroke, 1987, 1988, 1989 - 90 hp, 6 cyl, 2-stroke, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986 - 100 hp, 4 cyl, 2-stroke, 1988, 1989 - 115hp, 4cyl, 2-stroke, 1989 - 115 hp, 6 cyl, 2-stroke, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988 - 135 hp, V6, 2-stroke, 1986, 1987, 1988, 1989 - 140hp, 6cyl, 2-stroke, 1978, 1979, 1980 - 150hp, V6, 2-stroke, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 - 175 hp, V6, 2-stroke, 1979, 1980 - 175 hp, V6, 2-stroke, 1985, 1986, 1987, 1988, 1989 - 200 hp, V6, 2-stroke, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 - 220 EFI, V6, 2-stroke, 1987, 1988 **Production/model years**: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 .

Is this manual suitable for beginners?

Yes, this Mercury manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Outboard maintenance and repair.

What file format will I receive?

You will receive this manual as a PDF file (43.73 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.

How quickly can I access the manual after purchase?

You'll receive instant access to your Mercury Outboard manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.

Can I print specific sections of the manual?

Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.

Mercury 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual Customer Reviews and Feedback

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Comments (2)

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Jake H.says...

This manual covers everything you need for the Mercury Mariner outboards! The sections are well-organized, making it easy to find specific troubleshooting tips. The download process was smooth, and I received the link immediately after purchase. Highly recommend!

10 August 2019 10:05

Lisa M.says...

I found this manual incredibly helpful for my outboard motor maintenance. The email support was prompt and professional when I had questions about the download. The information is detailed and clear. Definitely worth the investment!

2 July 2014 19:37

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1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual

Mercury 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual - Technical Specifications

Mercury Models and Parts Covered in this Outboard Manual

Mercury 1977-1989 Mercury Mariner outboard 45 hp, 50 hp, 60 hp, 7O hp, 75 hp, 30 hp, 65 hp, 90 hp, 100 hp, 115hp, 135 hp,140hp, 150hp,175 hp, 200 hp, 220 EFI manual - Complete Manual Information

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