User manual YAMAHA T50HP-2001

[. . . ] In this Owner's Manual particularly important information is distinguished in the following ways. The Safety Alert Symbol means ATTENTION!YOUR SAFETY IS INVOLVED! cC A CAUTION indicates special precautions that must be taken to avoid damage to the outboard motor. NOTE: A NOTE provides key information to make procedures easier or clearer. [. . . ] Batteries produce explosive gases: Keep sparks, flame, cigarettes, etc. Ventilate when charging or using in a closed space. Always wear eye protection when working near batteries. NOTE: Batteries vary among manufacturers. Therefore the following procedures may not always apply. Consult your battery manufacturer's instructions. 1) Disconnect and remove the battery from the boat. Always disconnect the black negative lead first to prevent the risk of shorting. Fill each cell to the upper level with distilled water. Store the battery on a level surface in a cool, dry, well-ventilated place out of direct sunlight. Once a month, check the specific gravity of the electrolyte and recharge as required to prolong battery life. 2) 3) 4) 4-7 E EMU01569 PERIODIC MAINTENANCE w Be sure to turn off the engine when you perform maintenance unless otherwise specified. NOTE: If a torque-wrench is not available when you are fitting a spark plug, a good estimate of the correct torque is 1/4 to 1/2 a turn past finger-tight. Have the spark plug adjusted to the correct torque as soon as possible with a torque-wrench. mark B C/BK D Plug wrench size 21 mm (13/16 in. ) 16 mm (5/8 in. ) 18. 3 mm (23/32 in. ) 1 Spark plug gap 2 Spark plug I. D. mark (NGK) w q 903033 EMU16350 CHECKING TOP COWLING Check the fitting of the top cowling by pushing it with both hands. If the fitting is loose have it repaired by a Yamaha dealer. 4-12 E EMK38010 CHECKING FUEL SYSTEM w Gasoline (petrol) and its vapors are highly flammable and explosive. Keep away from sparks, cigarettes, flames or other sources of ignition. Check the fuel line for leaks, cracks, or malfunctions. If any problem is found, it should be repaired immediately by Yamaha dealer or other qualified mechanic. Checking points 8 Fuel system parts leakage. 8 Fuel connector leakage. 000972 w Leaking fuel can result in fire or explosion. [. . . ] This list is complied from the purchase registrations sent to Yamaha Motor Corporation, U. S. A. by the selling dealer at the time of your purchase. If you should move after you have purchased your new outboard, please advise us of your new address by sending a postcard listing your outboard model name, engine serial number, dealer number (or dealer's name) as it is shown on your warranty identification, your name and new mailing address. Mail to: YAMAHA MOTOR CORPORATION, U. S. A. [. . . ]