Nissan NSD30B2 Owner's Manual
![Nissan NSD30B2 Outboard Motor manual cover](/images/hvnfWKhncnGqtjYceclcGInK/thumbs/thumb175x175.webp)
The recommended fuel mixture for the Nissan NSD30B2 outboard motor is 50:1, which means 50 parts gasoline to 1 part two-stroke engine oil.
Regular maintenance includes checking and replacing the spark plug, inspecting the fuel lines for leaks, cleaning the carburetor, and flushing the cooling system after each use in saltwater.
If the motor won't start, check the fuel supply, ensure the spark plug is clean and properly gapped, and inspect the kill switch and ignition system for faults.
To troubleshoot overheating, check the water intake for blockages, verify the condition of the impeller, and ensure the cooling passages are clear.
Use a high-quality TC-W3 certified two-stroke outboard motor oil for optimal performance.
It's recommended to check the spark plug every 100 hours of operation and replace it if it shows signs of wear or fouling.
Winterizing includes draining the fuel system, fogging the engine with a storage oil spray, lubricating moving parts, and storing the motor in a dry, upright position.
Maintain the engine by keeping it tuned, using the correct fuel mixture, reducing weight on the boat, and optimizing the trim and speed for efficient operation.
Consult the owner's manual or a professional to determine the correct propeller size based on the specific boat and usage conditions.
Inspect all fuel lines and connections for cracks or loose fittings, and replace any damaged components. Always ensure connections are tight to prevent leaks.