Key facts
- Brand
- Mercury
- Model
- 2.5 - 3.5HP FourStrokes
- Category
- Motor
- Industry
- Appliances
- Documents
- 2
- Languages
- EN
- Last added
- 2012-07-10
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Mercury 2.5-3.5HP FourStroke Outboard Storage Guide
This document outlines the necessary procedures to protect a Mercury outboard motor from rust, corrosion, and freezing damage during storage periods of two months or longer. Key steps include managing the fuel system to prevent varnish and gum formation, and lubricating internal components.
Read onlineAll Mercury 2.5 - 3.5HP FourStrokes documents by type
Disassembly, diagnostics and part numbers, for repair.
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How often should the spark plug be replaced?
Replace the spark plug at the first 100 hours or first year, then inspect it every 100 hours or once yearly.
From: Mercury 2.5-3.5HP FourStroke Outboard Maintenance Manual
What should be done if the outboard is submerged?
The outboard requires service within a few hours by an authorized dealer once recovered to minimize internal corrosion damage.
From: Mercury 2.5-3.5HP FourStroke Outboard Maintenance Manual
How long must an outboard be stored to require these procedures?
These procedures are required for out of season storage or prolonged storage lasting two months or longer.
How long should the engine run after adding fuel stabilizer?
You must run the engine for five minutes to allow the treated fuel to reach the carburetor.