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Mercury Mariner Outboard Workshop Manual 225 250 EFI Maratho PDF Download

Mercury Mariner Outboard Workshop Manual 225 250 EFI Maratho PDF Download

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  • Model
    Marathon Models
  • Manufactured by
    Beta Marine
This workshop service repair manual covers the 1997 Mercury Mariner Outboard, specifically for serial numbers 0D280813 and above. This engine series features a robust 3.0 Litre displacement and includes variants such as the 225, 225 EFI, 250 EFI, 3.0 Litre Marathon, and 3.0 Litre SeaPro. The EFI models are equipped with Electronic Fuel Injection for enhanced performance. This manual is designed to provide comprehensive information on the engineering and operation of these reliable outboard engines, ensuring their continued performance and longevity on the water.

The purpose of this English-language manual is to serve as a definitive guide for maintenance, repair, and troubleshooting. It details procedures for all major components, including the lower unit/gear case, electrical ignition system, fuel system, rewind starter, and tilt and trim systems. With detailed pictures, diagrams, and part numbers, this manual empowers owners, mechanics, and technicians to perform all necessary service tasks, from routine maintenance and tune-ups to complex repairs and adjustments, ensuring the Mercury Mariner Outboard operates at its peak efficiency.

Mercury / Mariner

Outboard Engine Service Manual




Software Database Instant Download


Models & Year:


225 - 225 EFI - 250 EFI - 3.0 Litre Marathon - 3.0 Litre SeaPro
With Serial Numbers 0D280813 and above
Manual was printed in December 1997



FAQ: Why should I purchase this Service Repair Workshop Manual?
This manual is in an easy to read format that covers all repair procedures in great detail. This manual will help you better understand all the parts & repair procedures on your Outboard. With the knowledge contained within this manual, you will easily be able to do your own servicing & repairs.

FAQ: What Topics are Covered?
Some Of The Topics Generally Covered:
· Tools & Techniques
· Troubleshooting
· Maintenance And Tune-Up
· Timing And Adjustments
· Fuel System
· Electrical Ignition System
· Jet Drives / Sea Drives (if applicable)
· Base Repair
· Lower Unit
· Tilt & Trim
· Gear Case Repair
· Rewind Starter
· Parts Numbers
· Detailed Pictures And Diagrams
Everything needed to setup, install, repair, tune, troubleshoot, and maintain your outboard

FAQ: What format is the download file in?
The download file is a RAR file, you need WINRAR installed to extract it. You can download from here:

FAQ: I need it now! How do I buy?
Click On The Instant Download Button For A Safe And Fast Transaction.

FAQ: What if I have problems downloading?
When downloading large files (if using IE download directly) you may experience timeout sometimes. If this happens, I suggest using a download manager (Flashget, etc.) to avoid this.
If you still have download problems, please contact TBTBTB at:


Format: PDF
Language: English


Mercury / Mariner

Outboard Engine Service Manual




Software Database Instant Download


Models & Year:


225 - 225 EFI - 250 EFI - 3.0 Litre Marathon - 3.0 Litre SeaPro
With Serial Numbers 0D280813 and above
Manual was printed in December 1997



FAQ: Why should I purchase this Service Repair Workshop Manual?
This manual is in an easy to read format that covers all repair procedures in great detail. This manual will help you better understand all the parts & repair procedures on your Outboard. With the knowledge contained within this manual, you will easily be able to do your own servicing & repairs.

FAQ: What Topics are Covered?
Some Of The Topics Generally Covered:
· Tools & Techniques
· Troubleshooting
· Maintenance And Tune-Up
· Timing And Adjustments
· Fuel System
· Electrical Ignition System
· Jet Drives / Sea Drives (if applicable)
· Base Repair
· Lower Unit
· Tilt & Trim
· Gear Case Repair
· Rewind Starter
· Parts Numbers
· Detailed Pictures And Diagrams
Everything needed to setup, install, repair, tune, troubleshoot, and maintain your outboard

FAQ: What format is the download file in?
The download file is a RAR file, you need WINRAR installed to extract it. You can download from here:

FAQ: I need it now! How do I buy?
Click On The Instant Download Button For A Safe And Fast Transaction.

FAQ: What if I have problems downloading?
When downloading large files (if using IE download directly) you may experience timeout sometimes. If this happens, I suggest using a download manager (Flashget, etc.) to avoid this.
If you still have download problems, please contact TBTBTB at:


Format: PDF
Language: English