1977-1989 Mercury Mariner 40hp - 220hp outboard manual

Product Information

Table of Contents

Safety

• Introduction
• Cleaning, Waxing, & Polishing
• Controlling Corrosion
• Propellers
• Fuel System
• Hoses/Primer
• Battery
• Fire Extinguisher
• Emergency Equipment
• Compass
• Anchor
• Miscellaneous Equipment
• Boating Accident Reports
• Regulations

Tuning

• Introduction
• Tune-Up Sequence
• Spark Plug Service
• Ignition Timing
• Electrical Problems
• Synchronizing Fuel System
• Carburetor Adjustment
• Water Pump Service
• Propeller
• Gearcase
• Cooling System
• Starting Motor
• Charging System
• Wiring Harness
• Boat Testing

Maintenance

• Introduction
• Engine Serial Numbers
• General Information
• Lubrication
• Preseason Preparation
• Winter Storage
• Preventative Maintenance
• Cleaning

Fuel

• Introduction
• General Carburetion
• Carburetor Identification
• Fuel Systems
• Troubleshooting
• Fuel Line & Gasohol
• Float Test
• Choke System
• Enrichment System
• Electronic Fuel Injection (EFI)
• Fuel Pump

Oil Injection

• Introduction
• Description
• Operation
• Adjusting
• Repair

Ignition

• Introduction
• Spark Plug Evaluation
• Ignition System

Timing and Synchronizing

• Introduction
• Preparation
• Adjusting Throttle Cables
• Adjusting Timing & Spark
• Synchronizing Carburetors

Powerhead

• Introduction
• General Information
• Description
• Disassembly
• Cleaning & Inspecting
• Reassembly

Electrical

• Introduction
• General Information
• Troubleshooting
• Alternator
• Starter Motor
• Ignition System
• Charging System
• Wiring Diagrams

Trim/Tilt

• Introduction
• Mechanical Trim/Tilt
• Hydraulic Trim/Tilt
• Electrical Trim/Tilt

Lower Unit

• Introduction
• General Information
• Gearcase
• Water Pump
• Propeller Shaft
• Shifting Mechanism

Winter Storage

• Introduction
• Preparing for Storage
• Winter Storage Procedures

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