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Welcome Aboard!
Proper care and maintenance is an important part in keeping your Mercury Product operating at peak efficiency
for maximum performance and economy. The enclosed Owner's Registration Card is your key to trouble‑free
family fun. Refer to your Operation and Maintenance Manual for full details of your warranty coverage.
Details of your nearest dealer can be found on www.marinepower.com where country maps and full contact
information are displayed.
Is your engine properly registered for warranty purpose? Please check on www.marinepower.com. If
necessary, please contact your local dealer.
Declaration of Conformity
This outboard motor's serial number plate contains in the lower corner left hand corner either the CE mark
alone or the CE mark accompanied by a notified body number. This outboard motor manufactured by Mercury
Marine, Fond du Lac, WI, USA or Marine Power Europe Inc. Park Industriel, de Petit‑Rechain, Belgium
complies with the requirements of the following directives by meeting the associated standards, as amended:
If the CE mark is accompanied by a notified body number, the following Recreational Craft Directive applies:
Recreational Craft Directive:
Owner's manual (A.2.5)
Handling characteristics (A.4)
Outboard engine starting (A.5.1.4)
Fuel tanks (A.5.2.2)
General steering system
Exhaust emission requirements (B.2)
Owner's manual (B.4)
Noise emission levels (C.1)
The notified body responsible for surveillance of the quality system under Full Quality
Assurance Module H of Directive 2003/44/EC is:
Det Norske Veritas
Norway
Notified Body Number: 0575
If the CE mark is not accompanied by a notified body number, the following Recreational Craft Directive
language applies:
Recreational Craft Directive:
Owner's manual (A.2.5)
Handling characteristics (A.4)
Outboard engine starting (A.5.1.4)
Fuel tanks (A.5.2.2)
2003/44/EC amending 94/25/EC
ISO 10240
ISO 8665
ISO 11547
ISO 13591; ISO 8469
ABYC P‑17
ISO 8178
ISO 8665
ISO 14509
ISO 10240
ISO 8665
ISO 11547
ISO 13591; ISO 8469
i
94/25/EC
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Table of Contents
Related Manuals for Mercury 9.9 Bigfoot 4-Stroke
Summarization of Contents
Declaration of Conformity
Recreational Craft Directive
Details compliance with 2003/44/EC and 94/25/EC directives.
Safety of Machinery Directive
Outlines compliance with 98/37/EC for safety of machinery.
Electromagnetic Compatibility Directive
Details compliance with 89/336/EC for EMC standards.
Warranty Information
Transfer of Warranty
Procedures for transferring the limited warranty to a new owner.
Warranty Registration (US & Canada)
Steps for registering the product within the US and Canada for warranty.
Warranty Registration (Outside US & Canada)
Guidance on registering the product outside the US and Canada.
FourStroke Outboard Limited Warranty (US, Canada, Europe)
Details coverage for defects in material and workmanship for a specified period.
3 Year Limited Warranty Against Corrosion
Covers product rendered inoperative due to corrosion for three years.
Warranty Coverage and Exclusions
Explains what is covered and general exclusions from warranty.
General Information
Boater's Responsibilities
Operator's role in safe operation and understanding the manual.
Before Operating Your Outboard
Key steps and advice before starting to operate the outboard.
Boat Horsepower Capacity
Warning against exceeding the boat's maximum horsepower limit.
High-Speed and High-Performance Boat Operation
Recommendations for operating boats at high speeds.
Lanyard Stop Switch
Explains the function and importance of the lanyard stop switch.
Protecting People In The Water
Safety advice for preventing injury to people in the water.
Wave and Wake Jumping
Hazards associated with jumping waves or wakes.
Impact with Underwater Hazards
Advice on operating cautiously in areas with potential underwater obstacles.
Exhaust Emissions
Information and warnings regarding carbon monoxide poisoning.
Safe Boating Suggestions
General advice for safe boating practices and regulations.
Component Identification - Standard Models
Diagrams and labels for standard outboard model components.
Component Identification - Bigfoot Models
Diagrams and labels for Bigfoot model outboard components.
Installation
Installing Outboard
Step-by-step guide for mounting the outboard onto the boat transom.
Battery Installation
Instructions for mounting and connecting the battery for electric start models.
Propeller Selection
Guidance on choosing and using the correct propeller for performance.
Transporting
Carrying, Storing, and Transporting Outboard
Procedures for safely moving and storing the outboard when removed from the boat.
Transporting Portable Fuel Tanks
Safety instructions for transporting portable fuel tanks.
Trailering Boat/Outboard
Guidelines for trailering the boat with the outboard, with or without power tilt.
Fuel and Oil
Fuel Recommendations
Specifications for acceptable gasoline types and octane ratings.
Filling Fuel Tank
Instructions and safety warnings for filling the fuel tank.
Engine Oil Recommendations
Recommended oil types and viscosity grades for the engine.
Checking Engine Oil
Procedures for checking and maintaining the engine oil level.
Features and Controls
Tiller Handle Features
Description of tiller handle components and their functions.
Remote Control Features
Overview of remote control functions and operation.
Warning System
Explanation of the engine's warning system and indicators.
Power Tilt
How to use the power tilt feature for adjustment.
Setting The Transom Angle
Adjusting the outboard's vertical angle for optimal performance.
Tilting Outboard
Procedures for tilting the outboard up or down.
Trim Tab Adjustment
Adjusting the trim tab to compensate for steering torque.
Operation
Pre-Starting Check List
Essential checks to perform before starting the engine.
Operating In Salt Water Or Polluted Water
Specific care instructions for operating in marine or contaminated water.
Engine Break-in Procedure
Critical steps for breaking in the new engine to ensure longevity.
Starting The Engine (Tiller Handle)
Step-by-step guide for starting the engine with a tiller handle.
Starting The Engine (Remote Control)
Step-by-step guide for starting the engine using remote controls.
Gear Shifting
How to engage and disengage forward, neutral, and reverse gears.
Emergency Starting
Procedures for starting the engine using the emergency starter rope.
Maintenance
Outboard Care
General advice for keeping the outboard in optimal operating condition.
Inspection and Maintenance Schedule
Recommended maintenance tasks and their frequency.
Flushing The Cooling System
How to flush the cooling system with fresh water.
Battery Inspection
Steps for inspecting the battery for proper starting capability.
Steering Link Rod Fasteners
Importance of correctly fastened steering link rods for safety.
Propeller Replacement
Instructions and safety precautions for replacing the propeller.
Fuse Replacement
How to check and replace fuses in the electric starting circuit.
Spark Plug Inspection and Replacement
Procedure for inspecting and replacing spark plugs.
Changing Engine Oil
Steps for draining and refilling the engine oil.
Gearcase Lubrication
How to check, drain, and refill the gearcase lubricant.
Checking Power Tilt Fluid
Procedure for checking and topping up power tilt fluid.
Storage
Storage Preparation
Essential steps to prepare the outboard for long-term storage.
Protecting External Outboard Components
Methods for protecting external parts during storage.
Protecting Internal Engine Components
Steps to protect internal engine parts from damage during storage.
Positioning Outboard For Storage
Correct positions for storing the outboard to prevent oil issues.
Battery Storage
Guidelines for safely storing the outboard's battery.
Troubleshooting
Starter Motor Will Not Crank
Common causes and solutions when the starter motor fails.
Engine Will Not Start
Troubleshooting steps for when the engine fails to start.
Engine Runs Erratically
Potential causes for the engine running rough or inconsistently.
Performance Loss
Reasons for reduced engine performance and how to address them.
Battery Will Not Hold Charge
Troubleshooting tips for a battery that fails to retain its charge.
Owner Service Assistance
Local Repair Service
Importance of returning the outboard to an authorized dealer for service.
Service Away From Home
How to find service when away from the local authorized dealer.
Parts and Accessories Inquiries
Guidance on obtaining replacement parts and accessories.
Service Assistance
Steps to take when seeking assistance for product issues.
Need help?
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