User manual YAMAHA 25HP-1998

[. . . ] In this Owner's Manual particularly important information is distinguished in the following ways. The Safety Alert Symbol means ATTENTION!YOUR SAFETY IS INVOLVED! EWM00780 al, please consult your Yamaha dealer. NOTE: The 25MH and the standard accessories are used as a base for the explanations and illustrations in this manual. Therefore some items may not apply to every model. EMU25110 WARNING Failure to follow WARNING instructions could result in severe injury or death to the machine operator, a bystander, or a person inspecting or repairing the outboard motor. ECM00700 25D OWNER'S MANUAL ©2004 by Yamaha Motor Corporation, USA 1st edition, March 2004 All rights reserved. [. . . ] The controls should work smoothly, without binding or unusual free play. Check operation of the starter and stop switches when the outboard motor is in the water. WARNING If any item in the preoperation check is not working properly, have it inspected and repaired before operating the outboard motor. Otherwise an accident could occur. ECM00120 EMU27140 Engine G G G Check the engine and engine mounting. Check the propeller for damage. EMU27233 Filling fuel and engine oil EMU27242 CAUTION: Do not start the engine out of water. Overheating and serious engine damage can occur. EMU27110 Filling fuel for portable tank EWM00060 WARNING Gasoline and its vapors are highly flammable and explosive. Keep away from sparks, cigarettes, flames, or other sources of ignition. Fuel tank capacity (if equipped Yamaha fuel tank): 24L Fuel G G G G Check to be sure you have plenty of fuel for your trip. Make sure there are no fuel leaks or gasoline fumes. Check fuel line connections to be sure they are tight (if equipped Yamaha fuel tank or boat tank). Be sure the fuel tank is positioned on a secure, flat surface, and that the fuel line is not twisted or flattened, or likely to contact sharp objects (if equipped Yamaha fuel tank or boat tank). 20 Operation EMU27403 Gasoline and oil mixing (100:1) Gasoline to engine oil ratio Break-in period After break-in See page 19 100:1 ZMU03012 EMU27270 If equipped with a portable fuel tank 1. Pour oil into the portable fuel tank, and then add gasoline. Ring Free Fuel Additive Gasoline is a precise blend of many different substances, each chosen to give certain characteristics. If there is an air vent screw on the fuel tank cap, loosen it 2 or 3 turns. G ECM00810 CAUTION: G G G G Avoid using any oil other than the specified type. Use a thoroughly blended fuel-oil mixture. If the mixture is not thoroughly mixed, or if the mixing ratio is incorrect, the following problems could occur. Low oil ratio: Lack of oil could cause major engine trouble, such as piston seizure. High oil ratio: Too much oil could cause fouled spark plugs, smoky exhaust, and heavy carbon deposits. 1. NOTE: If using a permanently installed tank, pour the oil gradually as the gasoline is being added to the tank. EMU27450 ZMU02022 2. Operating engine EMU27461 If there is a fuel joint on the motor, firmly connect the fuel line to the joint. Then firmly connect the other end of the fuel line to the joint on the fuel tank. Feeding fuel (portable tank) EWM00420 WARNING G G Before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions. Be sure there are no swimmers in the water near you. When the air vent screw is loosened, gasoline vapor will be released. Gasoline is highly flammable, and its vapors ZMU04113 22 Operation N ZMU02024 ZMU03714 3. If a steering friction adjuster is provided on your outboard motor, securely attach the fuel line to the fuel line clamp. NOTE: The start-in-gear protection device prevents the engine from starting except when in neutral. Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg. Then install the lock plate on the other end of the lanyard into the engine stop switch. NOTE: During engine operation place the tank horizontally, otherwise fuel cannot be drawn from the fuel tank. [. . . ] It could whip behind you and injure someone. An unguarded, rotating flywheel is very dangerous. Keep loose clothing and other objects away when starting the engine. Use the emergency starter rope only as instructed. [. . . ]