Yamaha T9.9LMHB v11 Owner's Manual

Yamaha T9.9LMHB manual cover
Pages 110
Year 2013
Language(s)
English en

Yamaha T9.9LMHB Specification

The Yamaha T9.9LMHB is a robust outboard motor designed for small to medium-sized watercraft, offering a balance of power, efficiency, and portability. This 4-stroke engine features a displacement of 212cc, providing reliable and smooth performance suitable for both leisurely boating and more demanding marine activities. Equipped with a manual start system, the T9.9LMHB ensures straightforward operation, while its tiller handle offers intuitive steering control. The motor's long shaft, measuring 20 inches, is ideal for boats with higher transoms, enhancing versatility across different types of vessels. With a maximum output of 9.9 horsepower, it delivers sufficient thrust for various marine environments, from calm lakes to coastal waters. The engine's design prioritizes fuel efficiency and low emissions, aligning with Yamaha's commitment to environmentally friendly technology. The motor includes a built-in fuel tank with a capacity of 0.9 gallons, ensuring extended operation without frequent refueling. Its lightweight construction, approximately 87 pounds, facilitates easy transportation and installation, making it a suitable choice for users who require mobility and convenience. Additionally, the Yamaha T9.9LMHB incorporates features such as an oil level gauge and over-rev protection, enhancing the engine's durability and reliability. With its combination of performance, efficiency, and user-friendly features, the Yamaha T9.9LMHB stands out as a versatile choice for boating enthusiasts seeking a dependable outboard motor.

Yamaha T9.9LMHB F.A.Q.

What is the recommended fuel type for the Yamaha T9.9LMHB?

The recommended fuel type for the Yamaha T9.9LMHB is unleaded gasoline with a minimum octane rating of 87 (Ron+Mon/2) or 91 RON.

How often should I perform maintenance on my Yamaha T9.9LMHB?

Regular maintenance should be performed every 100 hours of operation or at least once a year, whichever comes first. Refer to the owner's manual for detailed maintenance schedules.

What is the procedure for changing the engine oil in the Yamaha T9.9LMHB?

To change the engine oil, warm up the engine, stop it, and remove the oil fill cap. Place a container under the engine, remove the drain plug, and drain the oil. Replace the drain plug and fill with recommended oil. Check the oil level and replace the fill cap.

How can I troubleshoot if my Yamaha T9.9LMHB is not starting?

If the engine does not start, check the fuel level, ensure the fuel line is not blocked, inspect the spark plug for wear, and verify that the kill switch is not engaged.

What spark plug type is recommended for the Yamaha T9.9LMHB?

The recommended spark plug for the Yamaha T9.9LMHB is NGK BR6HS. Ensure it is properly gapped and installed.

How do I properly store my Yamaha T9.9LMHB for the winter?

For winter storage, drain the fuel, fog the engine, change the oil, and store it in a dry place. Remove the battery and store it separately, and cover the outboard motor to protect it from dust and moisture.

What should I do if my Yamaha T9.9LMHB overheats?

If the engine overheats, stop it immediately and let it cool down. Check for water flow from the cooling system, inspect the water pump, and ensure the water intake is not blocked.

How can I improve the fuel efficiency of my Yamaha T9.9LMHB?

To improve fuel efficiency, ensure the engine is well-maintained, use the correct propeller size, avoid excessive idling, and operate at optimal cruising speeds.

What is the correct propeller size for the Yamaha T9.9LMHB?

The correct propeller size can vary depending on the specific application, but the standard propeller is typically 7 1/4 x 5 1/2 inches. Consult the owner's manual or a Yamaha dealer for recommendations.

How do I adjust the idle speed on my Yamaha T9.9LMHB?

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. Ensure the engine is warm and in neutral while making adjustments.