Yamaha F75LB Owner's Manual

Yamaha F75LB manual cover
Pages 112
Year 2017
Language(s)
English en

Yamaha F75LB Specification

The Yamaha F75LB is a high-performance outboard motor designed to deliver reliability and efficiency for various boating applications. It features a 1.8-liter, 4-cylinder, 4-stroke engine that ensures smooth and quiet operation, making it ideal for both fishing and recreational use. The engine is equipped with a double overhead camshaft (DOHC) which enhances performance by improving air intake and exhaust flow, contributing to better fuel efficiency and power output.

The outboard motor utilizes Yamaha's Multi-Point Fuel Injection system, which optimizes the air-fuel mixture for enhanced fuel economy and quick throttle response. Additionally, the F75LB includes a PrimeStart™ system for hassle-free starting and a Variable Trolling RPM Switch that allows fine-tuning of trolling speeds for precise control. The motor is also fitted with Yamaha’s Freshwater Flush device to simplify maintenance and enhance engine longevity by preventing salt and debris buildup.

With a displacement of 1832cc and a maximum output of 75 horsepower, the Yamaha F75LB offers robust performance while maintaining excellent fuel efficiency. It features a 20-inch shaft length suitable for a variety of boat transom designs, and it utilizes a convenient electronic throttle and shift system for smooth and effortless operation. The motor's compact design and lightweight construction make it easy to install and handle, while its corrosion-resistant paint system ensures durability in harsh marine environments.

Overall, the Yamaha F75LB is engineered to provide a balance of performance, efficiency, and durability, making it an excellent choice for boaters seeking a dependable and versatile outboard solution.

Yamaha F75LB F.A.Q.

What is the recommended fuel type for the Yamaha F75LB outboard motor?

The Yamaha F75LB outboard motor requires unleaded gasoline with a minimum octane rating of 87 (R+M)/2. It is advisable to use fuel that does not contain more than 10% ethanol to prevent potential engine damage.

How often should the engine oil be changed on the Yamaha F75LB?

It is recommended to change the engine oil every 100 hours of operation or once a year, whichever comes first. Regular oil changes help maintain optimal engine performance and longevity.

What is the procedure for flushing the Yamaha F75LB after saltwater use?

To flush the Yamaha F75LB, attach a garden hose to the flushing device on the motor. Start the engine and let it run at idle speed. Allow fresh water to circulate through the cooling system for at least 10 minutes to remove any salt deposits.

What should I do if my Yamaha F75LB isn't starting?

If the Yamaha F75LB isn't starting, check the following: ensure there is enough fuel and the fuel valve is open, inspect the battery for charge and connection issues, verify the safety lanyard is properly attached, and check for any blown fuses.

How do I properly winterize the Yamaha F75LB?

To winterize the Yamaha F75LB, follow these steps: run the engine with fresh water to flush out salt, change the engine oil and filter, stabilize the fuel, fog the engine with fogging oil, and store the motor in an upright position in a dry place.

What is the recommended propeller size for optimal performance on the Yamaha F75LB?

The optimal propeller size for the Yamaha F75LB can vary based on boat type, load, and usage. Consult your Yamaha dealer or the owner's manual to determine the best propeller size for your specific needs.

How can I improve fuel efficiency on my Yamaha F75LB?

To improve fuel efficiency on the Yamaha F75LB, ensure regular maintenance, use the correct propeller size, avoid overloading the boat, and maintain a steady cruising speed. Proper trimming and balancing of the boat can also enhance fuel efficiency.

What are the common signs of overheating in the Yamaha F75LB?

Common signs of overheating in the Yamaha F75LB include a warning buzzer sounding, reduced engine power, steam or excess water coming from the exhaust, and a hot-to-touch engine cover. Stop the engine immediately if overheating is suspected.

How do I check and replace the spark plugs on the Yamaha F75LB?

To check and replace the spark plugs, first, remove the engine cover. Use a spark plug socket to remove the plugs one by one, inspect them for wear, and replace them with new ones if necessary. Ensure the new plugs are properly gapped and tightened.

What maintenance should be performed regularly to keep the Yamaha F75LB in top condition?

Regular maintenance for the Yamaha F75LB includes checking and changing engine oil and filters, inspecting the fuel system, checking the propeller and gear case, flushing the cooling system, and inspecting the electrical system. Follow the service schedule in the owner's manual.