From inside (document excerpt):
F150 LF150 OWNER’S MANUAL U.S.A.Edition LIT-18626-06-77 63P-28199-14 ZMU01690 Read this owner’s manual carefully before operating your outboard motor. Important manual information EMU31280 To the owner Thank you for choosing a Yamaha outboard motor. This Owner’s Manual contains information needed for proper operation, maintenance and care. A thorough understanding of these simple instructions will help you obtain maximum enjoyment from your new Yamaha.
If you have any question about the operation or maintenance of your outboard motor, please consult a Yamaha dealer. In this Owner’s Manual particularly important information is distinguished in the following ways. The Safety Alert Symbol means ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! EWM00780 your machine and this manual. If there is any question concerning this manual, please consult your Yamaha dealer. NOTE: The F150TR, LF150TR 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 F150, LF150 OWNER’S MANUAL 2005 by Yamaha Motor Corporation, USA 1st edition, April 2005 Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation, USA is expressly prohibited. Printed in Japan P/N LIT-18626-06-77 CAUTION: 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. Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between Important manual information Table of contents General information 1 Identification numbers record 1 Outboard motor serial number . 1 Key number 1 Tilt support lever for power trim and tilt or hydro tilt model 18 Top cowling lock lever (pull up type) . 18 Flushing device 18 Digital tachometer 18 Low oil pressure warning indicator 19 Overheat warning indicator (digital type) 19 Speedometer (digital type) . 19 Trim meter (digital type) . 20 Hour meter (digital type) . 20 Trip meter . 21 Clock 21 Fuel gauge . 21 Fuel warning indicator 22 Low battery voltage warning indicator 22 Fuel management meter 22 Fuel flow meter . 23 Fuel consumption meter . 23 Fuel economy . 23 Twin-engine speed synchronizer 24 Water separator warning indicator 25 Emission control information . 1 North American models 1 Star labels 2 Safety information . 3 Important labels . 4 Warning labels 4 Basic boating rules (Rules of the road) . 5 Steering and sailing rules and sound signals 5 Rules when encountering vessels 5 Other special situations 6 Fueling instructions . 8 Gasoline . 9 Engine oil 9 Battery requirement . 10 Battery specifications . 10 Propeller selection . 10 Start-in-gear protection.