1998 Mercury Mariner Marathon, Sea Pro 25 hp outboard motor service manual

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Mercury 1998 Mercury Mariner Marathon, Sea Pro 25 hp outboard motor service manual - Technical Specifications

  • File Size: 11.35 MB
  • File Type: ZIP
  • Language: English
  • Printable: Yes
  • Estimated Download Time: 0.23 Minutes
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Mercury Models and Parts Covered in this Outboard Manual

Marathon, Sea Pro 25 hp / Mercury (Brunswick Corporation)

  • Marathon 25
  • Sea Pro 25

Serial numbers:

  • 0G590000 - 0T408999
  • 0P017000 - 0P325499
    • Production/model years: 1998

Mercury 1998 Mercury Mariner Marathon, Sea Pro 25 hp outboard motor service manual - Complete Manual Information

Table of Contents

Important Information

  • Master Specifications

General Information

  • Safety Precautions
  • Serial Number Identification
  • Product Specifications

Maintenance

  • Routine Maintenance Schedule
  • Lubrication
  • Cleaning Procedures

Fuel System

  • Fuel Pump
  • Carburetor
  • Fuel Lines and Filters
  • Troubleshooting

Ignition System

  • Spark Plugs
  • Ignition Coils
  • Timing Adjustments
  • Troubleshooting

Electrical System

  • Battery Maintenance
  • Charging System
  • Wiring Diagrams
  • Troubleshooting

Powerhead

  • Cylinder Head
  • Pistons and Rings
  • Crankshaft and Bearings
  • Troubleshooting

Mid-Section

  • Exhaust System
  • Mounts
  • Steering Linkage
  • Troubleshooting

Lower Unit

  • Gearcase Assembly
  • Propeller
  • Water Pump
  • Troubleshooting

Controls and Instruments

  • Throttle and Shift Linkages
  • Gauges and Indicators
  • Remote Control Operation
  • Troubleshooting

Manual Starter

  • Recoil Starter Assembly
  • Starter Rope Replacement
  • Troubleshooting

Tilt and Trim

  • Manual Tilt Mechanism
  • Power Trim and Tilt
  • Troubleshooting

Technical Data

  • Torque Specifications
  • Special Tools
  • Service Tips

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John D.says...
This manual is a lifesaver for my 1998 Mercury Mariner. The download process was smooth, and I received the link almost immediately. Highly recommend for anyone needing to troubleshoot or maintain their outboard motor!
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Lisa M.says...
The manual is comprehensive and easy to follow. I had a question and reached out via email; they responded within hours! The support was very helpful, making the whole experience even better. Definitely worth it!