Product Manual
Table Of Contents
- 25/30 EFI FourStroke
- Welcome
- Read This Manual Thoroughly
- Notice
- Warranty Message
- Copyright and Trademark Information
- Identification Records
- General Information
- Boater's Responsibilities
- Outboard Remote Control Models
- Exhaust Emissions
- Lanyard Stop Switch
- Protecting People in the Water
- Passenger Safety Message - Pontoon Boats and Deck Boats
- Wave and Wake Jumping
- High-Speed and High-Performance Boat Operation
- Impact with Underwater Hazards
- Safety Instructions for Hand-Tilled Outboards
- Safe Boating Recommendations
- Conditions Affecting Performance
- Recording Serial Number
- Model Year Production Code
- Component Identification
- Specifications
- Installation
- Transporting
- Fuel and Oil
- Features and Controls
- Operation
- Maintenance
- Cleaning Care
- EPA Emissions Regulations
- Inspection and Maintenance Schedule
- Maintenance Schedule Decal Icons
- Maintenance Schedule Decal
- Top Cowl Removal and Installation
- Cooling System
- Corrosion Control Anode
- Engine Oil
- Fuel System
- Gearcase Lubrication
- Lubrication Points
- Propeller Replacement
- Spark Plug Inspection and Replacement
- Storage
- Troubleshooting
- Owner Service Assistance
- Maintenance Log
- General Information
Mercury Marine products are designed and manufactured to comply with our
own high quality standards, applicable industry standards and regulations, and
certain emissions regulations. At Mercury Marine every engine is operated and
tested before it is boxed for shipment to make sure that the product is ready for
use. In addition, certain Mercury Marine products are tested in a controlled and
monitored environment, for up to 10 hours of engine run time, in order to verify
and make a record of compliance with applicable standards and regulations. All
Mercury Marine product, sold as new, receives the applicable limited warranty
coverage, whether the engine participated in one of the test programs
described above or not.
Copyright and Trademark Information
© MERCURY MARINE. All rights reserved. Reproduction in whole or in
part without permission is prohibited.
Alpha, Axius, Bravo One, Bravo Two, Bravo Three, Circle M with Waves Logo,
GO BOLDLY, K‑planes, Mariner, MerCathode, MerCruiser, Mercury, Mercury
with Waves Logo, Mercury Marine, Mercury Precision Parts, Mercury
Propellers, Mercury Racing, MotorGuide, OptiMax, Pro XS, Quicksilver,
SeaCore, Skyhook, SmartCraft, Sport‑Jet, Verado, VesselView, Zero Effort,
Zeus, #1 On the Water and We're Driven to Win are registered trademarks of
Brunswick Corporation. Mercury Product Protection is a registered service
mark of Brunswick Corporation. All other marks are the property of their
respective owners.
Identification Records
The serial numbers are the manufacturer’s keys to numerous engineering
details that apply to your Mercury Marine power package. When contacting
Mercury Marine about service, always specify model and serial numbers.
Please record the following applicable information:
Outboard
Engine Model and Horsepower
Engine Serial Number
Gear Ratio
Propeller Number Pitch Diameter
Watercraft Identification Number (WIN) or Hull
Identification Number (HIN)
Purchase Date
Boat Manufacturer Boat Model Length
Exhaust Gas Emissions Certification Number (Europe Only)
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