Yamaha 15F Owner's Manual
  1. Manuals
  2. Brands
  3. Yamaha Manuals
  4. Outboard Motor
  5. 15F
  6. Owner's manual

Yamaha 15F Owner's Manual

Hide thumbs Also See for 15F:
Table of Contents

Advertisement

Quick Links

See also: Owner's Manual
9.9F
15F
OWNER'S MANUAL
63V-28199-78-E0

Advertisement

Table of Contents
loading

Related Manuals for Yamaha 15F

Summary of Contents for Yamaha 15F

  • Page 1 9.9F OWNER’S MANUAL 63V-28199-78-E0...
  • Page 2 Read this owner’s manual carefully before operating your outboard motor.

  • Page 3: Important Manual Information

    If there is any To the owner question concerning this manual, please con- Thank you for choosing a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- To ensure long product life, Yamaha recom-...
  • Page 4 Important manual information EMU25120 9.9F, 15F OWNER’S MANUAL ©2006 by Yamaha Motor Co., Ltd. 1st Edition, January 2006 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd. is expressly prohibited. Printed in Japan...

  • Page 5: Table Of Contents

    Table of contents Breaking in engine ......13 General information ......1 Gasoline and engine oil mixing Identification numbers record ..1 chart (50:1)........13 Outboard motor serial number ... 1 Procedure for pre-mixed models ..13 EC label........... 1 Preoperation checks .....
  • Page 6 Table of contents Storing outboard motor..... 27 Procedure......... 28 Lubrication (except oil injection models) ......... 29 Cleaning the outboard motor.... 29 Checking painted surface of motor... 29 Periodic maintenance....29 Replacement parts ......29 Maintenance chart......30 Greasing........... 31 Cleaning and adjusting spark plug ... 31 Checking fuel system .......

  • Page 7: General Information

    Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for reference in case your outboard motor is sto- 1. EC label location len.
  • Page 8 Keep cockpit and cabin areas well ventilat- Never illegally discard (dump) the product. ed. Avoid blocking exhaust outlets. Yamaha recommends consulting the deal- Check throttle, shift, and steering for proper er on discarding the product. operation before starting the engine.

  • Page 9: Important Labels

    General information EMU25382 Refuel in a well-ventilated area. Refuel Important labels portable fuel tanks off the boat. EMU25395 Take care not to spill gasoline. If gaso- Warning labels line spills, wipe it up immediately with dry rags. Do not overfill the fuel tank. Tighten the filler cap securely after refu- eling.

  • Page 10: Propeller Selection

    Start-in-gear protection performance, this will have an adverse effect Yamaha outboard motors affixed with the pic- on the engine. tured label or Yamaha-approved remote con- Yamaha outboard motors are fitted with pro-...

  • Page 11: Basic Components

    Basic components EMU25797 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all models. 1. Top cowling 17.Cooling water inlet 2. Top cowling lock lever 18.Propeller* 3. Cooling water pilot hole 19.Fuel tank 4.

  • Page 12: Fuel Joint

    Basic components 1. Fuel joint EMU25922 Gear shift lever 2. Fuel gauge Pulling the gear shift lever towards you puts 3. Fuel tank cap 4. Air vent screw the engine in forward gear so that the boat moves ahead. Pushing the lever away from EMU25830 Fuel joint you puts the engine in reverse gear so that the...

  • Page 13: Throttle Indicator

    Basic components EWM00031 WARNING Do not overtighten the friction adjuster. If there is too much resistance, it could be difficult to move the remote control lever or throttle grip, which could result in an accident. EMU25961 Throttle indicator The fuel consumption curve on the throttle in- dicator shows the relative amount of fuel con- sumed for each throttle position.

  • Page 14: Engine Stop Button

    Basic components Avoid accidentally pulling the lanyard EMU26030 Choke knob during normal operation. Loss of engine To supply the engine with the rich fuel mixture power means the loss of most steering required to start, pull out this knob. The choke control.

  • Page 15: Steering Friction Adjuster

    Basic components EMU26122 EMU30440 Steering friction adjuster Tilt lock mechanism A friction device provides adjustable resis- The tilt lock mechanism is used to prevent the tance to the steering mechanism, and can be outboard motor from lifting out of the water set according to operator preference.

  • Page 16: 2-Pin Connector

    2-pin connector AC 12 V-40/60/80W power is delivered through this connector. When using it, keep in mind the following points: Use a genuine Yamaha connector. Use lighting equipment only. Connect lighting equipment directly to the 2-pin connector. Capacity of the lighting equipment must be more than 12 V-40/60/80W;...

  • Page 17: Operation

    Operation EMU26901 EWM00830 Installation WARNING ECM00110 Improper mounting of the outboard motor CAUTION: could result in hazardous conditions such Incorrect engine height or obstructions to as poor handling, loss of control, or fire smooth water flow (such as the design or hazards.

  • Page 18: Clamping The Outboard Motor

    Consult your mounting point on the boat. Otherwise Yamaha dealer or boat manufacturer for the engine could be completely lost if it further information on determining the prop- accidentally falls off the transom.

  • Page 19: Breaking In Engine

    CAUTION: using the bolts provided with the out- Be sure to mix gasoline and oil complete- board (if packed). For details, consult ly, otherwise the engine may be damaged. your Yamaha dealer. EWM00650 EMU27074 WARNING Procedure for pre-mixed models Avoid using bolts, nuts or washers other...

  • Page 20: Preoperation Checks

    Fuel tank capacity (if equipped Yamaha Check fuel line connections to be sure they fuel tank): are tight (if equipped Yamaha fuel tank or 25.0 L (6.61 US gal) (5.50 Imp.gal) boat tank). Be sure the fuel tank is positioned on a se-...

  • Page 21: Operating Engine

    Operation If equipped with a portable fuel tank ECM00810 CAUTION: Pour oil into the portable fuel tank, and Avoid using any oil other than the spec- then add gasoline. ified type. Use a thoroughly blended fuel-oil mix- ture. If the mixture is not thoroughly mixed, or if the mixing ratio is incorrect, the fol- lowing problems could occur.

  • Page 22: Starting Engine

    Operation drowsiness. Keep cockpit and cabin ar- If a steering friction adjuster is provided eas well ventilated. Avoid blocking ex- on your outboard motor, securely attach haust outlets. the fuel line to the fuel line clamp. NOTE: If there is an air vent screw on the fuel During engine operation place the tank hori- tank cap, loosen it 2 or 3 turns.
  • Page 23 Operation 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 en- gine stop switch. EWM00120 WARNING Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating.

  • Page 24: Warming Up Engine

    After the engine starts, slowly return the blocked. Consult your Yamaha dealer if manual starter handle to its original posi- the problem cannot be located and cor- tion before releasing it.

  • Page 25: Forward (Tiller Handle And Remote Control Models)

    Operation EMU27764 Tiller handle models Forward (tiller handle and remote con- Place the throttle grip in the fully closed trol models) position. Tiller handle models Place the throttle grip in the fully closed position. ZMU02030 On models equipped with a tilt lock lever, ZMU02030 check that it is in the lock/down position.

  • Page 26: Stopping Engine

    Operation Pull up the neutral interlock trigger (if equipped) and move the remote control lever quickly and firmly from neutral to re- verse. EMU27820 Stopping engine Before stopping the engine, first let it cool off for a few minutes at idle or low speed. Stop- ping the engine immediately after operating at high speed is not recommended.

  • Page 27: Adjusting Trim Angle For Manual Tilt Models

    Operation To raise the bow (“trim-out”), move the rod away from the transom. To lower the bow (“trim-in”), move the rod to- ward the transom. Make test runs with the trim set to different an- gles to find the position that works best for your boat and operating conditions.

  • Page 28: Tilting Up And Down

    Operation Bow Up NOTE: Too much trim-out puts the bow of the boat Depending on the type of boat, the outboard too high in the water. Performance and econ- motor trim angle may have little effect on the omy are decreased because the hull of the trim of the boat when operating.

  • Page 29: Procedure For Tilting Up (Manual Tilt Models)

    Operation ECM00241 CAUTION: Before tilting the outboard motor, stop the engine by following the procedure on page 20. Never tilt the outboard mo- tor while the engine is running. Severe damage from overheating can result. Do not tilt up the engine by pushing the tiller handle (if equipped) because this could break the handle.

  • Page 30: Cruising In Shallow Water

    Operation Return the outboard motor to its normal position as soon as the boat is back in deeper water. ECM00260 CAUTION: Do not tilt the outboard motor up so that the cooling water inlet on the lower unit is above the surface of the water when set- ting up for and cruising in shallow water.

  • Page 31: Cruising In Other Conditions

    This outboard motor has 2 positions for shal- Cruising in turbid water low water cruising. Yamaha strongly recommends that you use the optional chromium-plated water pump kit To return the outboard motor to the nor- (not available for some models) if you use the...

  • Page 32: Maintenance

    Maintenance EMU31480 Spark plug (NGK): Specifications BR7HS-10 Spark plug gap: NOTE: 0.9–1.0 mm (0.035–0.039 in) “(AL)” stated in the specification data below Control system: represents the numerical value for the alumi- Tiller Starting system: num propeller installed. Manual Likewise, “(SUS)” represents the value for Starting carburetion system: stainless steel propeller installed and “(PL)”...

  • Page 33: Transporting And Storing Outboard Motor

    The outboard motor should be trailered and It is advisable to have your outboard motor stored in the normal running position. If there serviced by an authorized Yamaha dealer pri- is insufficient road clearance in this position, or to storage. However, you, the owner, with a...

  • Page 34: Procedure

    Maintenance ECM01411 CAUTION: Do not place the outboard motor on its side before the cooling water has drained from it completely, otherwise water may enter the cylinder through the exhaust port and cause engine trouble. Store the outboard motor in a dry, well- ventilated place, not in direct sunlight.

  • Page 35: Lubrication (Except Oil Injection Models)

    Change the gear oil. For instructions, see iar with machine servicing, this work page 36. Inspect the oil for the presence should be done by your Yamaha dealer or of water that indicates a leaky seal. Seal other qualified mechanic.

  • Page 36: Maintenance Chart

    When operating in salt water, turbid or muddy water, the engine should be flushed with clean water after each use. The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every Item Actions...

  • Page 37: Greasing

    Maintenance EMU28940 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) The spark plug is an important engine compo- EMU28952 Cleaning and adjusting spark plug nent and is easy to inspect. The condition of...

  • Page 38: Checking Fuel System

    Improper repairs can make the outboard unsafe to operate. Check the fuel lines for leaks, crack, or mal- function. If a problem is found, your Yamaha dealer or other qualified mechanic should re- 1. Spark plug gap pair it immediately.

  • Page 39: Inspecting Fuel Filter

    Gasoline is highly flammable, and its va- sary. If any water is found in the fuel, the pors are flammable and explosive. Yamaha portable fuel tank or other fuel If you have any question about properly tanks should be checked and cleaned.

  • Page 40: Checking Wiring And Connectors

    Also, place fying the idle speed, or the idle speed requires the shift control in neutral, turn the main adjustment, consult a Yamaha dealer or other switch to “ ” (off) and remove the key, qualified mechanic.

  • Page 41: Removing The Propeller

    The propeller will then spin Apply Yamaha marine grease or a corro- freely on the shaft. If this happens, the shear sion resistant grease to the propeller pin must be replaced.

  • Page 42: Changing Gear Oil

    Never get under the lower unit while it is NOTE: tilted, even when the tilt support lever or For disposal of used oil, consult your Yamaha knob is locked. Severe injury could oc- dealer. cur if the outboard motor accidentally With the outboard motor in a vertical po- falls.

  • Page 43: Cleaning Fuel Tank

    Keep away from sparks, cigarettes, Inspecting and replacing anode(s) flames, or other sources of ignition Yamaha outboard motors are protected from when cleaning the fuel tank. corrosion by sacrificial anodes. Inspect the Remove the fuel tank from the boat be- external anodes periodically.

  • Page 44: Checking Top Cowling

    These paints can cause NOTE: more rapid engine corrosion. Inspect ground leads attached to external an- odes on equipped models. Consult a Yamaha dealer for inspection and replacement of inter- nal anodes attached to the power unit. ZMU01943...

  • Page 45: Trouble Recovery

    Yamaha outboard motors. Therefore Q. Has fuel pump malfunctioned? some items may not apply to your model. A. Have serviced by a Yamaha dealer. If your outboard motor requires repair, bring it to your Yamaha dealer. Q. Are spark plug(s) fouled or of incorrect...
  • Page 46 A. Return to normal operating position. A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Is fuel joint connection incorrect? Q. Have ignition parts failed? A.
  • Page 47 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or oth- A. Have serviced by a Yamaha dealer. er obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.

  • Page 48: Temporary Action In Emergency

    A. Tighten bolt. EWM01021 WARNING Q. Is steering pivot loose or damaged? Use this procedure only in an emergen- A. Tighten or have serviced by a Yamaha cy to return to the nearest port for re- dealer. pairs. EMU29432 Temporary action in emergency...

  • Page 49: Emergency Starting Engine

    Trouble Recovery Do not attach the lanyard to clothing that could tear loose. Do not route the cord where it could become entangled, preventing it from functioning. Avoid accidentally pulling the lanyard during normal operation. Loss of engine power means the loss of most steering control.

  • Page 50: Treatment Of Submerged Motor

    If the outboard motor is submerged, immedi- cranking with the manual starter or emer- ately take it to a Yamaha dealer. Otherwise gency starter rope. some corrosion may begin almost immediate- If you cannot immediately take the outboard...
  • Page 52 YAMAHA MOTOR CO., LTD. Printed in Japan March 2006–2.8 × 1 CR Printed on recycled paper...

This manual is also suitable for:

9.9f

Table of Contents