Yamaha 9.9F Owner's Manual
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9.9F
15F
OWNER'S MANUAL
Read this manual carefully before operating this
outboard motor.
63V-28199-2B-E0

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Summary of Contents for Yamaha 9.9F

  • Page 1 9.9F OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 63V-28199-2B-E0...
  • Page 2 Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating. This manual should stay with the outboard motor if it is sold.
  • 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: Table Of Contents

    Table of contents Safety information......1 Muddy or acidic water ....10 Outboard motor safety ....1 Anti-fouling paint ......10 Motor disposal requirements..11 Propeller ..........1 Rotating parts ........1 Emergency equipment ....11 Hot parts..........1 Emission control information..11 Electric shock ........
  • Page 5 Table of contents Engine shut-off cord (lanyard) ..23 Periodic maintenance ....39 Oil ............. 24 Replacement parts ......40 Engine ..........24 Severe operating conditions..... 40 Install cowling ........24 Maintenance chart 1......41 Filling fuel and engine oil....24 Maintenance chart 2......
  • Page 6: Safety Information

    Safety information EMU33622 running away under power and leaving peo- Outboard motor safety ple stranded, or running over people or ob- Observe these precautions at all times. jects. EMU36500 Always attach the engine shut-off cord to a Propeller secure place on your clothing or your arm or People can be injured or killed if they come in leg while operating.
  • Page 7: Modifications

    Have an approved personal flotation device distribution can compromise the boats han- (PFD) on board for every occupant. Yamaha dling and lead to an accident, capsizing or recommends that you must wear a PFD swamping. whenever boating. At a minimum, children...
  • Page 8: Weather

    Safety information Avoid sharp turns or other maneuvers that make it hard for others to avoid you or un- derstand where you are going. Avoid areas with submerged objects or shallow water. Ride within your limits and avoid aggressive maneuvers to reduce the risk of loss of con- trol, ejection, and collision.
  • Page 9: 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. C-Tick label location len.
  • Page 10: Read Manuals And Labels

    Read any manuals supplied with the boat. Read all labels on the outboard motor and the boat. If you need any additional information, contact your Yamaha dealer. EMU33831 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. 9.9F, 15F ZMU06037...
  • Page 11 General information ZMU05697 EMU33912 Contents of labels EWM01671 The above warning labels mean as follows. WARNING Read Owner’s Manuals and labels. EWM01691 Wear an approved personal flotation de- WARNING vice (PFD). Emergency starting does not have start- Attach engine shut-off cord (lanyard) to in-gear protection.
  • Page 12 General information EMU33843 Electrical hazard Symbols The following symbols mean as follows. Notice/Warning ZMU05666 Remote control lever/gear shift lever operat- ing direction, dual direction ZMU05696 Read Owner’s Manual ZMU05667 Engine start/ Engine cranking ZMU05664 Hazard caused by continuous rotation ZMU05668 ZMU05665...
  • Page 13: Specifications And Requirements

    Specifications and requirements EMU31480 Displacement: Specifications 246.0 cm³ Bore × stroke: TIP: 56.0 × 50.0 mm (2.20 × 1.97 in) “(AL)” stated in the specification data below represents the numerical value for the alumi- Ignition system: num propeller installed. Likewise, “(SUS)” represents the value for Spark plug (NGK): stainless steel propeller installed and “(PL)”...
  • Page 14: Installation Requirements

    Overpowering a boat can cause severe in- ate. stability. Your Yamaha dealer can help you select the right propeller for your boating needs. Select Before installing the outboard motor(s), con- firm that the total horsepower of your motor(s)
  • Page 15: Start-In-Gear Protection

    This feature gine starting and running problems. Yamaha permits the engine to be started only when it does not recommend gasohol containing is in neutral.
  • Page 16: Motor Disposal Requirements

    This label is attached to the clamp bracket or clip. the swivel bracket. Spare parts, such as an extra set of spark plugs. Consult your Yamaha dealer for details. EMU25221 Emission control information EMU25310 U.S. insular areas Engines affixed with the label pictured below conform to U.S.
  • Page 17 Specifications and requirements...
  • Page 18: Components

    Components EMU2579H Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all models. 9.9F, 15F 1. Top cowling 17.Anti-cavitation plate 2. Top cowling lock lever 18.Cooling water inlet 3. Cooling water pilot hole 19.Propeller*...
  • Page 19: Fuel Joint

    Components mercial users should conform to relevant EMU25850 Fuel tank cap licensing or approval authority regula- This cap seals the fuel tank. When removed, tions. the tank can be filled with fuel. To remove the cap, turn it counterclockwise. EMU25860 Air vent screw This screw is on the fuel tank cap.
  • Page 20: Throttle Grip

    Components EMU25941 resistance, it could be difficult to move the Throttle grip remote control lever or throttle grip, which The throttle grip is on the tiller handle. Turn could result in an accident. [EWM00032] the grip counterclockwise to increase speed To decrease resistance, turn the adjuster and clockwise to decrease speed.
  • Page 21: Engine Stop Button

    Components 1. Cord 1. Use to start a hot engine 2. Clip 2. Use to warm up a cold engine or restart a warm engine 3. Engine shut-off switch 3. Use to warm up a cold engine or restart a EMU26001 warm engine Engine stop button...
  • Page 22: Trim Rod (Tilt Pin)

    Components 1. Tilt lock lever To increase resistance, turn the adjuster To tilt the outboard motor up, set the tilt lock clockwise. lever to the “ ” (up) position. To tilt the out- To decrease resistance, turn the adjuster board motor down, set the tilt lock lever to the counterclockwise.
  • Page 23: Top Cowling Lock Lever(S) (Turn Type)

    To set up the carrying handle, proceed as fol- lows: Place the tilt lock lever in the lock posi- Use a genuine Yamaha connector. tion. Use lighting equipment only. Securely hook the arm on the carrying Connect lighting equipment directly to the handle end to the clamp bracket bar.
  • Page 24: Installation

    Installation EMU26902 Installation The information presented in this section is in- tended as reference only. It is not possible to provide complete instructions for every possi- ble boat and motor combination. Proper mounting depends in part on experience and the specific boat and motor combination. EWM01590 WARNING ZMU01760...
  • Page 25: Clamping The Outboard Motor

    Consult your Yamaha dealer or boat manufacturer for further information on determining the prop- er mounting height. For instructions on setting the trim angle of the outboard motor, see page 31.
  • Page 26 Installation your Yamaha dealer. WARNING! Avoid using bolts, nuts or washers other than those contained in the engine packaging. If used, they must be of at least the same quality of material and strength and must be tightened se- curely. After tightening, test run the engine and check their tightness.
  • Page 27: Operation

    Operation EMU36380 Next two hours: First-time operation Accelerate at full throttle onto plane, then EMU30174 reduce engine speed to three-quarter Breaking in engine throttle (approximately 4000 r/min). Vary Your new engine requires a period of break-in engine speed occasionally. Run at full to allow mating surfaces of moving parts to throttle for one minute, then allow about wear in evenly.
  • Page 28: Remove Cowling

    To remove the en- tank should be checked and cleaned by a gine top cowling, release the lock lever and lift Yamaha dealer. off the cowling. ZMU06092 EMU36890...
  • Page 29: Oil

    2. Clip cowling by pushing it with both hands. If the 3. Engine shut-off switch top cowling is loose, have it repaired by your EMU27120 Yamaha dealer. Check to be sure you have plenty of oil for your trip. EMU27140 Engine Check the engine and engine mounting.
  • Page 30: Gasoline And Oil Mixing (100:1)

    Operation skin, wash with soap and water. If gaso- High oil ratio: Too much oil could cause line spills on your clothing, change your fouled spark plugs, smoky exhaust, and clothes. heavy carbon deposits. Stop the engine. Gasoline to engine oil Remove the portable tank from the boat.
  • Page 31: Operating Engine

    Operation TIP: If using a permanently installed tank, pour the oil gradually as the gasoline is being added to the tank. EMU27451 Operating engine EMU27464 Feeding fuel (portable tank) EWM00420 WARNING Before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions.
  • Page 32: Starting Engine

    Operation ZMU02295 1. Arrow If there is a fuel joint on the motor, firmly EMU27492 connect the fuel line to the joint. Then Starting engine firmly connect the other end of the fuel EWM01600 line to the joint on the fuel tank. WARNING Before starting the engine, make sure that the boat is tightly moored and that you can...
  • Page 33 Operation Pull out / turn the choke knob fully. Place the choke knob back in to the second or third position to warm up the engine after starting. When the engine has fully warmed up, replace the choke knob back in to its home position.
  • Page 34: Checks After Starting Engine

    Stop switches the cooling water pilot hole is blocked. Press the engine stop button and make Consult your Yamaha dealer if the prob- sure the engine stops. lem cannot be located and corrected. Confirm that removing the clip from the en- gine shut-off switch stops the engine.
  • Page 35: Shifting

    Operation EMU34550 Shifting EWM00180 WARNING Before shifting, make sure there are no swimmers or obstacles in the water near you. ECM01610 NOTICE Warm up the engine before shifting into gear. Until the engine is warm, the idle To shift from in gear (forward/reverse) to neu- speed may be higher than normal.
  • Page 36: Stopping Boat

    Operation EMU31742 After stopping the engine, tighten the air Stopping boat vent screw on the fuel tank cap and set EWM01510 the fuel cock lever or knob to the closed WARNING position, if equipped. Do not use the reverse function to slow down or stop the boat as it could cause you to lose control, be ejected, or impact the steering wheel or other parts of the...
  • Page 37: Adjusting Trim Angle For Manual Tilt Models

    Operation the possibility of an accident. If the boat begins to feel unstable or is hard to steer, slow down and/or readjust the trim angle. The trim angle of the outboard motor helps determine the position of the bow of the boat in the water.
  • Page 38: Tilting Up And Down

    Operation cy to steer to one side or the other. Compen- the bow is greatly increased, heightening the sate for this as you steer. The trim tab can danger of “bow steering” and making opera- also be adjusted to help offset this effect. tion difficult and dangerous.
  • Page 39: Procedure For Tilting Up (Manual Tilt Models)

    Operation ECM00241 Push the tilt support knob into the clamp NOTICE bracket. Or the tilt support bar will turn to Before tilting the outboard motor, stop the lock position automatically. NOTICE: the engine by following the procedure Do not use the tilt support lever or on page 31.
  • Page 40: Shallow Water

    Operation EMU28061 Shallow water EMU28073 Cruising in shallow water (manual tilt models) EWM01781 WARNING Run the boat at the lowest possible speed when using the shallow water cruising system. The tilt lock mecha- nism does not work while the shallow water cruising system is being used.
  • Page 41: Cruising In Other Conditions

    Cruising in muddy, turbid, or acidic water Yamaha strongly recommends that you use the optional chromium-plated water pump kit (see page 10) if you use the outboard motor in acidic water or water with a lot of sediment in it, such as muddy or turbid (cloudy) water.
  • Page 42: Maintenance

    It is advisable to have your outboard motor then trailer the outboard motor in the tilt posi- serviced by an authorized Yamaha dealer pri- tion using a motor support device such as a or to storage. However, you, the owner, with a transom saver bar.
  • Page 43: Procedure

    Maintenance ECM01411 NOTICE 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 44: Lubrication

    Seal the areas. A touch-up paint is available from replacement should be performed by an your Yamaha dealer. authorized Yamaha dealer prior to use. EMU37091 Periodic maintenance Grease all grease fittings. For further de- EWM01981 tails, see page 43.
  • Page 45: Replacement Parts

    Yamaha marine dealership. EMU28511 Replacement parts If replacement parts are necessary, use only genuine Yamaha parts or parts of equivalent design and quality. Any part of inferior quality may malfunction, and the resulting loss of control could endanger the operator and pas- sengers.
  • Page 46: Maintenance Chart 1

    When operating in salt water, muddy, other turbid (cloudy), acidic 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 47: Maintenance Chart 2

    Inspection or replace- switch/choke switch ment as necessary Wire harness connec- Inspection or replace- tions/Wire coupler con- ment as necessary nections Inspection and clean- (Yamaha) Fuel tank ing as necessary EMU34451 Maintenance chart 2 Every Item Actions 1000 hours Guide exhaust/ex-...
  • Page 48: Greasing

    Maintenance EMU28941 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) 9.9F, 15F...
  • Page 49: Cleaning And Adjusting Spark Plug

    Do not attempt to di- agnose any problems yourself. Instead, take the outboard motor to a Yamaha dealer. You 1. Spark plug gap should periodically remove and inspect the 2.
  • Page 50: Checking Wiring And Connectors

    Turn off the battery cut-off switch if your adjustment, consult a Yamaha dealer or other boat has one. qualified mechanic. Do not use your hand to hold the propeller...
  • Page 51: Removing Propeller

    Be sure to use a new cotter pin and bend the ends over securely. Otherwise the pro- peller could come off during operation and be lost. Apply Yamaha marine grease or a corro- sion resistant grease to the propeller shaft. Install the spacer (if equipped), thrust...
  • Page 52: Changing Gear Oil

    Never get under the lower unit while it is which can cause gear damage. Con- tilted, even when the tilt support lever or sult a Yamaha dealer for repair of the knob is locked. Severe injury could oc- lower unit seals.
  • Page 53: Cleaning Fuel Tank

    If you have any question about properly ZMU03231 doing this procedure, consult your Remove the screws holding the fuel joint Yamaha dealer. assembly. Pull the assembly out of the Keep away from sparks, cigarettes, tank. flames, or other sources of ignition when cleaning the fuel tank.
  • Page 54: Inspecting And Replacing Anode(S)

    NOTICE Do not paint anodes, as this would render them ineffective. TIP: 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.
  • Page 55: 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 56 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 57 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 58: Temporary Action In Emergency

    A. Tighten bolt. EWM01022 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. EMU29433 Temporary action in emergency...
  • Page 59: Emergency Starting Engine

    Trouble Recovery Do not attach the cord to clothing that could tear loose. Do not route the cord where it could become entangled, pre- venting it from functioning. Avoid accidentally pulling the cord dur- ing normal operation. Loss of engine power means the loss of most steering control.
  • Page 60: Treatment Of Submerged Motor

    EMU33501 Treatment of submerged motor If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immediate- ly. NOTICE: Do not attempt to run the out- board motor until it has been completely inspected.
  • Page 62 YAMAHA MOTOR CO., LTD. Printed in Japan March 2008–1.0 × 1 CR Printed on recycled paper...

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