Product Information
Table of Contents
1. Introduction
- About This Manual
- Specifications
- Safety Guidelines
2. Electrical System
- Ignition System
- Charging and Starting System
- Wiring Diagrams
3. Fuel System
- Carburetor
- Fuel Pump
- Fuel Lines and Filters
4. Powerhead
- Engine Reconditioning
- Cylinder Head
- Pistons and Rings
5. Mid-Section
- Mounts and Brackets
- Steering Linkage
6. Lower Unit
- Gearbox
- Propeller Shaft
- Drive Shaft
7. Attachments/Control Linkage
- Throttle Linkage
- Shift Linkage
8. Manual Starter
- Mechanism Overview
- Reassembly and Testing
9. Appendices
The Mercury Mariner 25 Marathon, 25 Sea Pro, 20jet, 20 hp, 25 hp outboard engine service manual is a valuable resource for mechanics, technicians, and owners. It provides detailed information on maintenance, troubleshooting, and repair procedures, helping to ensure the efficient and reliable operation of these outboard engines.
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