Yamaha F350AET2U Owner's Manual

Yamaha F350AET2U manual cover
Pages 136
Year 2012
Language(s)
English en

Yamaha F350AET2U Specification

The Yamaha F350AET2U is a high-performance outboard motor designed for robust maritime applications, offering exceptional power and reliability. It features a V8 engine with a displacement of 5330cc, delivering an impressive power output of 350 horsepower at the propeller shaft. This model is engineered with a 32-valve double overhead camshaft (DOHC) configuration, enhancing both efficiency and performance. The electronic fuel injection (EFI) system ensures precise fuel delivery, optimizing combustion and reducing emissions. The F350AET2U employs Yamaha's Variable Camshaft Timing (VCT) technology, which adjusts the timing for improved torque and acceleration across various RPM ranges.

This outboard motor is equipped with an electric start system, providing convenience and ease of use, while the multi-function tiller handle allows for intuitive control and maneuverability. The engine's advanced corrosion protection includes a composite intake manifold and a specially treated exhaust system, ensuring durability in harsh marine environments. With a recommended fuel octane of 89, it is designed to run efficiently on regular unleaded gasoline. The F350AET2U incorporates a large-capacity alternator, delivering ample electrical power to support onboard electronics and accessories.

Yamaha’s Shift Dampener System (SDS) minimizes noise and vibration, contributing to a smoother and quieter operation. The outboard’s sleek design is complemented by an advanced paint process that provides superior resistance to UV rays and saltwater. The F350AET2U is compatible with Yamaha's digital network system, offering seamless integration with various marine electronics for enhanced navigation and monitoring capabilities. Overall, the Yamaha F350AET2U is a robust and technologically advanced outboard motor, engineered to deliver exceptional power, efficiency, and reliability for a wide range of boating applications.

Yamaha F350AET2U F.A.Q.

How do I perform regular maintenance on my Yamaha F350AET2U?

Regular maintenance includes checking the oil level, inspecting the propeller, and cleaning the fuel filter. Refer to the owner's manual for a detailed maintenance schedule.

What should I do if my Yamaha F350AET2U is overheating?

If the engine is overheating, check for a blocked water intake, ensure the water pump is functioning, and inspect the thermostat. Clean or replace parts as needed.

How can I troubleshoot starting issues with my Yamaha F350AET2U?

Check the battery connections, ensure the fuel tank has fuel, and inspect the spark plugs. If problems persist, consult a professional technician.

What type of oil should I use for the Yamaha F350AET2U?

Use Yamalube 4M 10W-30 or a similar high-quality marine oil that meets NMMA FC-W certification.

How often should I replace the spark plugs in my Yamaha F350AET2U?

It's recommended to inspect and replace the spark plugs every 100 hours or annually, whichever comes first.

What should I do if my Yamaha F350AET2U has reduced power output?

Check the fuel quality and fuel filter, inspect the propeller for damage, and ensure there are no blockages in the intake system.

How do I winterize my Yamaha F350AET2U?

Winterize by flushing the engine with fresh water, adding fuel stabilizer, and lubricating all moving parts. Store the engine in a dry place.

What is the recommended fuel type for the Yamaha F350AET2U?

Use unleaded gasoline with a minimum octane rating of 89 (R+M)/2. Avoid fuels with more than 10% ethanol.

How can I improve fuel efficiency on my Yamaha F350AET2U?

Maintain a steady speed, ensure the propeller is in good condition, and keep the boat hull clean to reduce drag.

What steps should I take if my Yamaha F350AET2U is leaking oil?

Inspect the oil seals and gaskets for damage, check the oil filter for proper installation, and tighten any loose fittings.