2004 Yamaha Outboard VZ300C Boat Motor Owners Manual

VZ300C OWNER’S MANUAL U.S.A.Edition LIT-18626-05-63 6C9-28199-10 EMU25071 ZMU01690 Read this owner’s manual carefully before operating your outboard motor. Important manual information EMU25100 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 VZ300TR 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 VZ300C OWNER’S MANUAL 2003 by Yamaha Motor Corporation, USA 1st edition, September 2003 Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation, USA is expressly prohibited. Printed in Japan P/N LIT-18626-05-63 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 Overheat warning indicator (digital type) 17 Speedometer (digital type) 17 Trim meter (digital type) 18 Hour meter (digital type) 18 Trip meter 18 Clock . 19 Fuel gauge 19 Fuel warning indicator . 19 Low battery voltage warning indicator 20 Emission control information . 1 North American models . 1 Star labels . 2 Safety information . 3 Important labels . 4 Warning labels 4 Caution labels . 5 Basic boating rules (Rules of the road) 5 Steering and sailing rules and sound signals . 5 Rules when encountering vessels 6 Other special situations . 7 Warning system 20 Overheat warning 20 Oil level warning and oil filter clogging warning . 21 Operation . 23 Installation . 23 Mounting the outboard motor 23 Fueling instructions . 8 Gasoline 9 Engine oil 9 Breaking in engine 24 Procedure for HPDI models 24 Battery requirement . 9 Battery specifications 10 Preoperation checks . 25 Fuel . 25 Oil 25 Controls . 25 Engine . 25 Operation after a long period of storage 25 Propeller selection . 10 Start-in-gear protection . 10 Basic components 11 Main components 11 Remote control 11 Remote control lever . 12 Neutral interlock trigger . 12 Neutral throttle lever 12 Throttle friction adjuster . 13 Engine stop lanyard switch . 13 Main switch . 14 Power trim and tilt switch on remote control . 14 Power trim and tilt switch on bottom engine cowling 14 Trim tab with anode 15 Tilt support lever for power trim and tilt or hydro tilt model . 15 Top cowling lock lever (pull up type) 16 Flushing device . 16 Digital tachometer . 16 Oil level indicator (digital type) 17 Filling fuel and engine oil 27 Ring Free Fuel Additive . 27 Filling oil for oil injection models 27 Oil level indicator operation . 28 Operating engine 29 Feeding fuel 29 Starting engine 29 Warming up engine . 30 Electric start and prime start models 30 Shifting 31 Forward (tiller handle and remote control models) . 31 Reverse . 31 Stopping engine 32 Procedure 32 Trimming outboard motor 32 Adjusting trim angle . 32 Table of contents Adjusting boat trim 33 Tilting up and down . 34 Procedure for tilting up 34 Procedure for tilting down (power trim and tilt/power tilt models) . 35 Cruising in shallow water 36 Power trim and tilt models / power tilt models 36 anode(s) 54 Checking battery (for electric start models) . 54 Connecting the Battery 55 Disconnecting the battery 56 Checking top cowling 56 Coating the boat bottom 56 Cruising in other conditions . 37 Maintenance . 38 Specifications 38 Transporting and storing outboard motor . 39 Storing outboard motor . 39 Procedure . 39 Lubrication (oil injection models). 40 Cleaning and anticorrosion measures 41 Battery care . 41 Flushing power unit . 41 Cleaning the outboard motor 42 Checking painted surface of motor . 42 Trouble Recovery 57 Troubleshooting 57 Temporary action in emergency. 60 Impact damage . 60 Replacing fuse 60 Power trim and tilt will not operate 61 Engine fails to operate 61 Low oil level warning activates 61 Treatment of submerged motor 62 Procedure 62 Periodic maintenance 43 Replacement parts 43 Maintenance chart 44 Maintenance chart (additional) 45 Greasing . 46 Cleaning and adjusting spark plug . 46 Checking fuel system 47 Inspecting fuel filter . 48 Cleaning fuel filter . 48 Inspecting idling speed . 49 Checking water in engine oil tank. 50 Checking wiring and connectors . 50 Exhaust leakage . 50 Water leakage . 50 Checking power trim and tilt system 50 Checking propeller 51 Removing the propeller . 52 Installing the propeller . 52 Changing gear oil 53 Inspecting and replacing Consumer information . 64 Important warranty information for U.S.A. and Canada .