Yamaha FL350AETX v3 Owner's Manual

Pages 92

Year 2019

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Yamaha FL350AETX Specification

The Yamaha FL350AETX is a high-performance outboard motor designed to deliver exceptional power and efficiency for marine enthusiasts. It features a robust 4-stroke engine with a displacement of 5.3 liters, offering a reliable output of 350 horsepower. This engine is engineered with Yamaha's advanced technologies to ensure smooth operation, reduced noise, and decreased fuel consumption, making it ideal for both leisure boating and professional maritime activities. The motor is equipped with Yamaha's Electronic Fuel Injection (EFI) system, which optimizes fuel delivery for improved throttle response and enhanced overall performance.

The FL350AETX incorporates Yamaha's Shift Dampener System (SDS), which significantly minimizes the noise and vibration typically associated with shifting gears, providing a quieter and more comfortable boating experience. Its innovative Variable Camshaft Timing (VCT) enhances torque across the power band, ensuring strong acceleration and superior mid-range performance.

For ease of use, the outboard motor includes a digital electronic control system that facilitates precise throttle adjustments and seamless integration with Yamaha's digital display interfaces. The engine's corrosion-resistant construction and high-quality materials contribute to its durability and longevity, ensuring it withstands harsh marine environments.

Maintenance is made convenient with features like the freshwater flush system, which allows easy cleaning of the engine's internal components to prevent salt and debris build-up. The Yamaha FL350AETX is designed to comply with strict environmental standards, offering reduced emissions without compromising on power. Its sleek design, combined with Yamaha's reputation for reliability and innovation, makes this outboard motor a top choice for those seeking superior performance on the water.

Yamaha FL350AETX F.A.Q.

What is the recommended fuel type for the Yamaha FL350AETX?

The Yamaha FL350AETX requires unleaded gasoline with a minimum octane rating of 87.

How do I perform a basic maintenance check on the Yamaha FL350AETX?

To perform a basic maintenance check, inspect the fuel lines for leaks, check the oil level, examine the spark plugs, and ensure the battery is fully charged.

What is the procedure to winterize the Yamaha FL350AETX?

To winterize the Yamaha FL350AETX, drain the fuel system, add fuel stabilizer, change the engine oil, and store the vehicle in a dry place.

How can I troubleshoot starting issues with the Yamaha FL350AETX?

Check the battery charge, inspect the spark plugs for wear, ensure the fuel line is clear, and verify that the ignition system is functioning properly.

What is the oil capacity for the Yamaha FL350AETX?

The oil capacity for the Yamaha FL350AETX is approximately 1.7 liters.

How often should I replace the spark plugs on the Yamaha FL350AETX?

It is recommended to inspect and, if necessary, replace the spark plugs every 100 hours of operation or annually.

What should I do if the Yamaha FL350AETX overheats?

If the engine overheats, stop the vehicle immediately, allow it to cool down, check the coolant levels, and inspect the cooling system for blockages.

How do I adjust the idle speed on the Yamaha FL350AETX?

To adjust the idle speed, locate the idle adjustment screw on the carburetor and turn it clockwise to increase the speed or counterclockwise to decrease it.

What are the common signs of carburetor issues in the Yamaha FL350AETX?

Common signs include rough idling, poor acceleration, and excessive fuel consumption. Cleaning or rebuilding the carburetor may be necessary.

How can I improve fuel efficiency on the Yamaha FL350AETX?

To improve fuel efficiency, ensure the engine is well-maintained, use the recommended grade of fuel, and avoid carrying unnecessary weight.