This manual has been prepared by Yamaha primarily for use by Yamaha dealers and their trained mechanics when performing maintenance procedures and repairs to Yamaha equip- ment. It has been written to suit the needs of persons who have a basic understanding of the mechanical and electrical concepts and procedures inherent in the work, for without such knowledge attempted repairs or service to the equipment could render it unsafe or unfit for use. Because Yamaha has a policy of continuously improving its products, models may differ in detail from the descriptions and illustrations given in this publication. Use only the latest edi- tion of this manual. Authorized Yamaha dealers are notified periodically of modifications and significant changes in specifications and procedures, and these are incorporated in succes- sive editions of this manual.
F115 LF115 OWNER’S MANUAL U.S.A.Edition LIT-18626-07-13 68V-28199-18 EMU25060 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 al, please consult your Yamaha dealer. NOTE: The F115TR, LF115TR 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 F115, LF115 OWNER’S MANUAL 2006 by Yamaha Motor Corporation, USA 1st edition, March 2006 Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation, USA is expressly prohibited.
Printed in Japan P/N LIT-18626-07-13 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 your machine and this manual.
If there is any question concerning this manu- Table of contents General information 1 Identification numbers record 1 Outboard motor serial number 1 Key number. 1 Trim tab with anode. 20 Tilt support lever for power trim and tilt or hydro tilt model. 21 Top cowling lock lever (pull up type). 21 Flushing device. 22 Water separator 22 Tachometer.
22 Digital tachometer. 22 Low oil pressure warning indicator 23 Low oil pressure warning indicator 23 Overheat warning indicator. 24 Overheat warning indicator (digital type) 24 Speedometer (digital type) 24 Trim meter. 25 Trim meter (digital type) 25 Hour meter (digital type) 25 Trip meter 26 Clock. 26 Fuel gauge 26 Fuel warning indicator. 27 Low battery voltage warning indicator 27 Fuel management meter.
27 Fuel flow meter 28 Fuel consumption meter 28 Fuel economy 28 Twin-engine speed synchronizer 29 Command link multifunction meters. 30 Tachometer unit 30 Speed & fuel meter unit. 33 Speedometer unit 34 Fuel management meter. 35 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. 11 Basic components 12 Main components 12 Remote control 13 Remote control lever.
14 Neutral interlock trigger. 14 Neutral throttle lever 14 Free accelerator 15 Tiller handle 15 Gear shift lever 15 Throttle grip. 16 Throttle indicator. 16 Throttle friction adjuster.
16 Engine stop lanyard switch. 17 Engine stop button 18 Main switch. 18 Steering friction adjuster. 18 Power trim and tilt switch on remote control or tiller handle. 19 Power trim and tilt switch on bottom engine cowling 19 Power trim and tilt switches (twin binnacle type). 20 Warning system 36 Overheat warning (twin engines) 36 Low oil pressure warning 37 Operation.
38 Installation. 38 Mounting the outboard motor 38 Breaking in engine 39 Procedure for 4-stroke models 39 Table of contents Preoperation checks.
40 Checking the engine oil level 40 Cleaning the outboard motor. 61 Checking painted surface of motor. 61 Periodic maintenance.
61 Replacement parts 61 Maintenance chart. 62 Maintenance chart (additional) 63 Greasing 64 Cleaning and adjusting spark plug.
64 Checking fuel system 65 Inspecting idling speed 66 Changing engine oil 66 Checking wiring and connectors. 68 Exhaust leakage 68 Water leakage. 68 Engine oil leakage.
68 Checking power trim and tilt system. 68 Checking propeller 69 Removing the propeller.
70 Installing the Propeller. 70 Changing gear oil 71 Inspecting and replacing anode(s) 72 Checking battery (for electric start models). 73 Connecting the battery 73 Disconnecting the battery 74 Checking top cowling 74 Coating the boat bottom 74 Filling fuel 41 Ring Free Fuel Additive 41 Operating engine.
41 Feeding fuel 41 Starting engine 42 Warming up engine. 45 Manual start and electric start models 45 Shifting 45 Forward (tiller handle and remote control models). 45 Reverse (automatic reverse lock and power trim and tilt models). 46 Stopping engine 47 Procedure. 47 Trimming outboard motor 48 Adjusting trim angle 48 Adjusting boat trim 49 Tilting up and down. 50 Procedure for tilting up (power trim and tilt models / power tilt models).
51 Procedure for tilting down (power trim and tilt models / power tilt models). 52 Cruising in shallow water 53 Power trim and tilt models / power tilt models 53 Cruising in other conditions. 54 Maintenance.
56 Specifications 56 Transporting and storing outboard motor. 57 Storing outboard motor.
57 Procedure. 58 Lubrication 59 Cleaning and anticorrosion measures 59 Battery care. 59 Flushing power unit. 60 Trouble Recovery 75 Troubleshooting.