Repair your Outboard motor with the help of this professional electronic PDF download version of the detailed and specific Yamaha 9.9HP, 15HP service manual / repair guide.
Production/model years: 1991, 91
Model specification: 9.9 HP, 15 HP / Yamaha Motor Corporation, Ltd
Manual Language: English
Manual format: PDF / e-book (zip)
Delivery: Download link will appear on the checkout page after your payment is complete.
This complete digital download version is the same OEM manual used by official certified professional Outboard / inboard mechanics and by local dealership / technicians or engineers for service, maintenance and repairs.
Outboard Propellers - How to Select
If you are looking to buy outboard propellers, there are few things that you need to know. You will be able to decide on the suitable propeller, only when you know the basics of propellers. The task of an outboard propeller is to convert the horsepower produced by the engines into thrust or in simple words convert power into forward motion. A worthy propeller will ensure top speed and better load carrying capacity. Interestingly, today you can buy your outboard propeller online. There will also be a wide number of options of propellers available online. You can purchase and have it delivered at your home at discount rates. Use Yamaha 9.9HP, 15HP Outboard 1991 Manual to learn more about propellers and their functionalities.
Before you purchase a propeller, it is very vital to get accustomed with the terms related with boat propellers. Terms such as pitch, cupping, diameter, slip, cavitation, blade thickness, ventilation and rake should be well known about. You need to also pay much attention to the material of the propeller you pick. Yamaha 9.9HP, 15HP Outboard 1991 Manual will guide on this. Get your copy.
Better still, aluminium is the best known material for outboard propellers. They are very durable. A stainless steel propeller will also be a good choice. It will guarantee durability of the boat propeller. The hydrodynamic efficiency in case of stainless steel propellers is also more.
Maintenance is another important thing you need to keep in mind. Our Yamaha 9.9HP, 15HP Outboard 1991 Manual is very comprehensive to guide on propeller maintenance requirements.