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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 Preview image 1

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 Preview image 2

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 Preview image 3

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 Preview image 4

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 Preview image 5

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 Preview image 6

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

Models covered in this 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

File specifications

File size: 43.73 MB
File type: PDF
Language: English
Pages: 600+

Printable: Yes
Estimated download time: 0.9 Minutes

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Product Information

Table of Contents

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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