Yamaha LF350XCB v2 Owner's Manual

Pages 148

Year 2015

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of 148

Yamaha LF350XCB Specification

The Yamaha LF350XCB is a high-performance outboard motor specifically engineered for demanding marine applications, offering exceptional power and reliability. It is powered by a V8 5.3-liter four-stroke engine that delivers 350 horsepower, ensuring robust performance for larger vessels. The motor features Yamaha's advanced technologies, including the Variable Camshaft Timing (VCT) system that optimizes engine performance across different RPM ranges, enhancing acceleration and efficiency.

The LF350XCB is equipped with Yamaha's Digital Electronic Control (DEC) system, which provides precise and smooth throttle and shift operations, improving user experience and handling. Its sophisticated engine management system includes the Yamaha Command Link Plus, offering comprehensive monitoring and control capabilities to enhance operational efficiency and safety.

This model incorporates a large diameter, single-propeller design, contributing to its superior thrust and maneuverability. The outboard is designed with an advanced corrosion protection system, utilizing Yamaha's proprietary YDC-30 aluminum alloy and an exclusive paint process to ensure durability and longevity in harsh marine environments.

The LF350XCB features a 50-amp alternator that provides ample electrical power for onboard electronics and accessories, ensuring reliable performance during extended periods of use. Its design includes a streamlined lower unit and a specially engineered exhaust system that minimizes noise and vibration, promoting a quieter and more comfortable boating experience.

This outboard motor is compatible with Yamaha's Helm Master EX system, offering enhanced control features such as joystick steering, autopilot, and digital anchoring, providing greater maneuverability and ease of use for operators. The Yamaha LF350XCB stands out as a powerful, efficient, and reliable choice for marine enthusiasts seeking top-tier performance and innovative technology.

Yamaha LF350XCB F.A.Q.

What is the recommended maintenance schedule for the Yamaha LF350XCB?

The recommended maintenance schedule for the Yamaha LF350XCB includes regular inspections every 100 hours or annually, whichever comes first. Key tasks include checking the oil level, inspecting the propeller, and examining all electrical connections.

How do I troubleshoot if the Yamaha LF350XCB does not start?

If the Yamaha LF350XCB does not start, check the battery connections and ensure the battery is fully charged. Verify that the fuel line is not clogged and that the fuel is fresh. Also, inspect the ignition system for any faulty components.

What type of oil is recommended for the Yamaha LF350XCB?

The Yamaha LF350XCB requires Yamalube 4M 10W-30 or 20W-40 marine engine oil. It's important to use marine-grade oil for optimal performance and protection.

How can I optimize fuel efficiency on the Yamaha LF350XCB?

To optimize fuel efficiency, ensure that the boat is not overloaded and the propeller is correctly sized and in good condition. Regular maintenance, including cleaning the hull and checking the engine tune-up, can also help improve fuel efficiency.

What should I do if the Yamaha LF350XCB overheats?

If the Yamaha LF350XCB overheats, immediately shut off the engine and let it cool down. Check the water intake for blockages and inspect the cooling system for leaks or damage. It's crucial to address overheating issues promptly to prevent engine damage.

How do I perform a propeller inspection on the Yamaha LF350XCB?

To inspect the propeller, remove it from the shaft and check for any damage such as cracks, dings, or bends. Ensure the propeller nut is secure and there is no fishing line wrapped around the shaft. Reinstall the propeller securely.

What steps are involved in winterizing the Yamaha LF350XCB?

Winterizing the Yamaha LF350XCB involves draining the fuel or adding a fuel stabilizer, changing the oil and oil filter, flushing the engine with fresh water, and protecting the engine with fogging oil. Store the engine in a dry, covered place.

How do I reset the maintenance reminder on the Yamaha LF350XCB?

To reset the maintenance reminder, turn the key to the "ON" position without starting the engine. Access the settings on the gauge display and follow the steps to reset the maintenance interval. Refer to the owner's manual for detailed instructions.

What are common causes of power loss in the Yamaha LF350XCB?

Common causes of power loss include a clogged fuel filter, dirty spark plugs, or a malfunctioning fuel pump. Regular maintenance checks can help identify and resolve these issues early.

How do I check and maintain the anodes on the Yamaha LF350XCB?

Check the anodes every 6 months for signs of corrosion or wear. Replace them if they are more than 50% depleted. Anodes protect the engine from galvanic corrosion, so regular inspection is crucial for longevity.