Yamaha F115 Owner's Manual
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Yamaha F115 Owner's Manual

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F115
LF115
F115A1
FL115A1
F150
LF150
F150A1
FL150A1
OWNER'S MANUAL
U.S.A.Edition
Read this manual carefully before operating this
LIT-18626-09-25
outboard motor.
63P-28199-1D

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Summary of Contents for Yamaha F115

  • Page 1 F115 LF115 F115A1 FL115A1 F150 LF150 F150A1 FL150A1 OWNER’S MANUAL U.S.A.Edition Read this manual carefully before operating this LIT-18626-09-25 outboard motor. 63P-28199-1D...
  • Page 2 ZMU01690 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 EMU31285 your machine and this manual. If there is any To the owner question concerning this manual, please con- Thank you for selecting a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- TIP: mation needed for proper operation, mainte-...

  • Page 4: Table Of Contents

    (if equipped) ........33 Rules when encountering vessels..5 Receiver (if equipped) ...... 34 Other special situations ...... 6 Yamaha Security System lock and General information ......9 unlock mode (if equipped)..... 34 Identification numbers record ..9 Remote control box ......35 Outboard motor serial number ...
  • Page 5 Command Link tachometer ... 51 Cooling water ........73 Start-up checks ........ 52 Warming up engine....... 74 Yamaha Security System information Electric start models ......74 (if equipped) ........52 Checks after engine warm up ..74 Low oil pressure-alert ....... 53 Overheat alert........
  • Page 6 Operating in other conditions ..83 Water separator-alert indicator Maintenance........84 blinks while cruising ....110 Transporting and storing outboard Starter will not operate (F115, motor .......... 84 LF115, F115A1, FL115A1) ..113 Storing outboard motor..... 84 Emergency starting engine (F115, Procedure.........

  • Page 7: Safety Information

    Safety information EMU33622 area at all times. Be sure no one is in this area Outboard motor safety before operating the power trim and tilt mech- Observe these precautions at all times. anism. EMU36501 The power trim and tilt switches operate even Propeller when the main switch is off.

  • Page 8: Carbon Monoxide

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

  • Page 9: Weather

    Safety information There is personal injury that requires medical attention beyond first aid. There is property damage to boats or oth- er property over a certain amount. There is complete loss of a boat. Contact local law enforcement personnel if a report is necessary.

  • Page 10: Laws And Regulations

    Safety information EMU33590 http://www.nasbla.org/ Laws and regulations Know the marine laws and regulations where National Marine Manufacturers Associa- you will be boating- and obey them. Several tion (NMMA) sets of rules prevail according to geographic 200 East Randolph Drive location, but all are basically the same as the Suite 5100 International Rules of the Road.

  • Page 11: Rules When Encountering Vessels

    Safety information will be able to determine how best to avoid Give-Way vessel). Any vessels in the shaded you. area must yield to you (they are the Give-Way vessels). Both you and the meeting vessel Give-way vessel must alter course to avoid each other. The vessel that does not have the right-of- way has the duty to take positive and timely action to stay out of the way of the Stand-On...

  • Page 12: Other Special Situations

    Safety information your port (left) side, remember that you igate such waters with your boat, you will should maintain course and direction, provid- need to carry a portable air horn, available ed the other vessel gives you the right-of-way from local marine supply stores. as it should.
  • Page 13 Safety information the buoys should be reversed; red buoys should be to port and black buoys to star- board. Many bodies of water used by boaters are en- tirely within the boundaries of a particular state. The Uniform State Waterway Marking System has been devised for these waters.
  • Page 14 Safety information ZMU01708...

  • Page 15: 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- len. 1. Key number...
  • Page 16 General information 1. CE marking location ZMU06040...

  • Page 17: Read Manuals And Labels

    Read all labels on the outboard motor and the boat. If you need any additional information, contact your Yamaha dealer. EMU33832 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. F115, LF115, F115A1, FL115A1 ZMU05799...
  • Page 18 General information ZMU05670...
  • Page 19 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 20: Warning Labels

    General information EMU42710 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. F150, LF150, F150A1, FL150A1...
  • Page 21 General information ZMU05741 EMU42730 EMU42720 Other labels Symbols The following symbols mean as follows. Notice/Warning ZMU05710 ZMU05696...
  • Page 22 General information Read Owner’s Manual Remote control lever/gear shift lever operat- ing direction, dual direction ZMU05664 ZMU05667 Hazard caused by continuous rotation Engine start/Engine cranking ZMU05665 ZMU05668 Electrical hazard ZMU05666...

  • Page 23: Specifications And Requirements

    Specifications and requirements EMU34521 Overall height X: Specifications F115A 1736 mm (68.3 in) TIP: F115AET1 1736 mm (68.3 in) “(AL)” stated in the specification data below F150AET1 1842 mm (72.5 in) represents the numerical value for the alumi- F150TR 1842 mm (72.5 in) num propeller installed.
  • Page 24 Specifications and requirements Bore × stroke: Maximum output: F115A 79.0 × 88.8 mm (3.11 × 3.50 in) F115A 84.6 kW@5500 r/min (115 F115AET1 79.0 × 88.8 mm (3.11 × 3.50 HP@5500 r/min) F115AET1 84.6 kW@5500 r/min (115 F150AET1 94.0 × 96.2 mm (3.70 × 3.79 HP@5500 r/min) F150AET1 110.3 kW@5500 r/min (150 F150TR 94.0 ×...
  • Page 25 Specifications and requirements Min. cold cranking amps (CCA/SAE): Gear ratio: F115A 380.0 A F115A 2.15(28/13) F115AET1 380.0 A F115AET1 2.15(28/13) F150AET1 512.0 A F150AET1 2.00(28/14) F150TR 512.0 A F150TR 2.00(28/14) FL115AET1 380.0 A FL115AET1 2.15(28/13) FL150AET1 512.0 A FL150AET1 2.00(28/14) LF115A 380.0 A LF115A 2.15(28/13) LF150TR 512.0 A...

  • Page 26: Installation Requirements

    LF150TR 0.870 L (0.920 US qt, ECM02460 NOTICE 0.766 Imp.qt) Tightening torque for engine: The Yamaha Security System is sold in Spark plug: conformity with the relevant laws and reg- 25.0 Nm (2.55 kgf-m, 18.4 ft-lb) ulations regarding radio wave transmis- Propeller nut: sion.

  • Page 27: Remote Control Requirements

    The outboard motor with this label is equipped EMU25694 Battery requirements with the Yamaha Security System to protect against theft, which consists of the receiver EMU25713 Specifications of Battery and remote control transmitter. The engine...

  • Page 28: Mounting Battery

    2. Propeller pitch in inches propriate. 3. Type of propeller (propeller mark) Your Yamaha dealer can help you select the EMU36310 right propeller for your boating needs. Select Counter rotation models a propeller that will allow the engine to reach Standard outboard motors rotate clockwise.

  • Page 29: Start-In-Gear Protection

    SAE 15W-40/20W-40/20W-50 EMU25761 API SH/SJ/SL Start-in-gear protection Total engine oil quantity (oil pan capaci- Yamaha outboard motors affixed with the pic- ty): tured label or Yamaha-approved remote con- 4.3 L (4.55 US qt, 3.78 Imp.qt) Replacement engine oil quantity (at peri-...

  • Page 30: Fuel Requirements

    5.2 L (5.50 US qt, 4.58 Imp.qt) pinging occurs, use a different brand of gaso- Replacement engine oil quantity (at peri- line or premium unleaded fuel. Yamaha rec- odic maintenance): ommends that you use alcohol-free gasoline Without oil filter replacement: (see Gasoline with Ethanol) whenever possi- 4.3 L (4.55 US qt, 3.78 Imp.qt)
  • Page 31 However, if gasoline with Ethanol is the the gasoline in a layer at the bottom of the only fuel available in your area, your Yamaha fuel tank. This ethanol and water mixture is outboard motor is calibrated to run properly...

  • Page 32: Gasoline Additives

    Gasoline Additives use on aluminum may be applied to the out- Gasoline blends change to meet automobile board motor. The original Yamaha paint sur- emission regulations and economic condi- face may be scuffed lightly before applying tions. Additives, added by gasoline distribu-...

  • Page 33: Emission Control Information

    Specifications and requirements Consult your Yamaha dealer for details. EMU25222 Emission control information EMISSION CONTROL INFORMATION EMU25230 THIS ENGINE CONFORMS TO CALIFORNIA AND U.S. EPA EXHAUST REGULATIONS FOR SI MARINE ENGINES. REFER TO THE OWNER'S North American models MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS.

  • Page 34: Star Labels

    Your outboard motor is labeled with a Califor- nia Air Resources Board (CARB) star label. See below for a description of your particular label. F115, LF115, F115A1, FL115A1 ZMU01702 EMU40340 Two Stars—Very Low Emission The two-star label identifies engines that meet the Air Resources Board’s Personal Water-...
  • Page 35 Specifications and requirements EMU40350 Three Stars—Ultra Low Emission The three-star label identifies engines that meet the Air Resources Board’s Personal Watercraft and Outboard marine engine 2008 exhaust emission standards or the Sterndrive and Inboard marine engine 2003-2008 ex- haust emission standards. Engines meeting these standards have 65% lower emissions than One Star-Low-Emission engines.

  • Page 36: Components

    EMU2579Y Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all models (order from dealer). F115, LF115, F115A1, FL115A1 ZMU07387 1. Top cowling 16.Digital tachometer* 2. Cowling lock lever(s) 17.Fuel management meter* 3.
  • Page 37 Components ZMU07390 1. Tachometer unit (Square type)* 2. Tachometer unit (Round type)* 3. Speedometer unit (Square type)* 4. Speed & fuel meter unit (Square type)* 5. Speed & fuel meter unit (Round type)* 6. Fuel management meter (Square type)*...
  • Page 38 Components F150, LF150, F150A1, FL150A1 ZMU07417 1. Top cowling 2. Cowling lock lever(s) 3. Anti-cavitation plate 4. Trim tab (anode) 5. Propeller* 6. Cooling water inlet 7. Clamp bracket 8. Flushing device 9. Water separator 10.Power trim and tilt switch 11.Remote control box (side mount type)* 12.Remote control box (binnacle mount type)* 13.Switch panel (for use with binnacle type)*...

  • Page 39: Remote Control Transmitter (If Equipped)

    6. Fuel management meter (Square type)* EMU38591 Remote control transmitter (if equipped) The lock and unlock modes of the Yamaha ZMU06455 Security System are selected using the re- Store the remote control transmitter carefully mote control transmitter. While the engine is so it will not be lost.

  • Page 40: Receiver (If Equipped)

    (if equipped) any heavy items on it. The Yamaha Security System settings are se- Use a soft, dry cloth to clean the remote lected by pressing the lock or unlock button control transmitter.

  • Page 41: Remote Control Box

    Components EMU26190 Yamaha Remote control lever Engine Security Number Main can be Moving the lever forward from the neutral po- System of beeps switch started sition engages forward gear. Pulling the lever mode back from neutral engages reverse. The en-...

  • Page 42: Neutral Interlock Trigger

    Components EMU26201 EMU26233 Neutral interlock trigger Free accelerator To shift out of neutral, first pull the neutral in- To open the throttle without shifting into either terlock trigger up. forward or reverse, push the free accelerator button and move the remote control lever. ZMU04575 1.

  • Page 43: Gear Shift Lever (If Equipped)

    Components EMU25924 EMU25962 Gear shift lever (if equipped) Throttle indicator (if equipped) Move the gear shift lever forward to engage The fuel consumption curve on the throttle in- the forward gear or rearward to engage the dicator shows the relative amount of fuel con- reverse gear.

  • Page 44: Engine Shut-Off Cord (Lanyard) And Clip

    Components cord will pull out the clip, stopping ignition to the engine. This will prevent the boat from running away under power. WARNING! At- tach the engine shut-off cord to a secure place on your clothing, or your arm or leg while operating.

  • Page 45: Engine Stop Button (If Equipped)

    Components With the main switch in the “ ” (start) po- 3. Engine shut-off switch sition, the starter motor turns to start the en- gine. When the key is released, it returns automatically to the “ ” (on) position. 1. Cord 2.

  • Page 46: Power Trim And Tilt Switch On Remote Control Or Tiller Handle

    Components To increase resistance, turn the lever to the port side “A”. To decrease resistance, turn the lever to the starboard side “B”. EWM00040 WARNING Do not overtighten the friction adjuster. If there is too much resistance, it could be difficult to steer, which could result in an accident.

  • Page 47: Power Trim And Tilt Switches (Twin Binnacle Type)

    Components falling overboard and could distract the TIP: operator, increasing the risk of collision On the dual engine control, the switch on the with another boat or an obstacle. remote control grip controls both outboard motors at the same time. EMU26244 Trim tab with anode EWM00840...

  • Page 48: Tilt Support Lever For Power Trim And Tilt Model

    When installing the cowling, check to be sure it fits properly in the rubber seal. Then lock the cowling by moving the cowling lock lever(s) downward. F115, LF115, F115A1, FL115A1 Bolt tightening torque: 42.0 Nm (4.28 kgf-m, 31.0 ft-lb) EMU26341...

  • Page 49: Flushing Device

    Components F115, LF115, F115A1, FL115A1 ZMU05348 ZMU04256 1. Cowling lock lever(s) 1. Flushing device F150, LF150, F150A1, FL150A1 F150, LF150, F150A1, FL150A1 ZMU07356 1. Cowling lock lever(s) 1. Flushing device TIP: For details on usage, see page 86. EMU33464 Fuel filter/Water separator This engine has a combination fuel filter/water separator and associated alert system.
  • Page 50 Link Tachometer will blink. The buzzer will sound intermittently only when the gear shift is in neutral. If the alert system has activated, stop the engine and consult a Yamaha dealer imme- diately. TIP: Adding an in-line 10-micron fuel filter has been show to greatly reduce the chance of fuel contamination problems.

  • Page 51: Instruments And Indicators

    Instruments and indicators EMU26493 If the trim angle of your motor exceeds the Digital tachometer trim operating range, the top segment on The tachometer shows the engine speed and the trim meter display will blink. has the following functions. All segments of the display will light momen- tarily after the main switch is turned on and will return to normal thereafter.

  • Page 52: Low Oil Pressure-Alert Indicator

    Instruments and indicators EMU26524 Low oil pressure-alert indicator If oil pressure drops too low, the alert indicator will start to blink. For further information, see page 58. ECM00022 NOTICE Do not continue to run the engine if the low oil pressure-alert indicator is on and the engine oil level is lower.

  • Page 53: Fuel Gauge

    Press the “ ” (mode) button until the the gauge will give false readings. Consult desired hour is displayed. your Yamaha dealer on how to correctly set Press the “ ” (set) button again, the the selector switch. NOTICE: Running out of minute display will begin blinking.

  • Page 54: Fuel Level-Alert Indicator

    Instruments and indicators Get back to the port soon if an alert device has activated. For charging the battery, consult your Yamaha dealer. The clock operates on battery power. Discon- necting the battery will stop the clock. Reset the clock after connecting the battery.

  • Page 55: Fuel Consumption Meter / Fuel Economy Meter / Twin Engine Speed Synchronizer

    Instruments and indicators The fuel flow meter displays gallons/hour or EMU36090 Fuel consumption meter / Fuel econo- liters/hour according to operator prefer- my meter / Twin engine speed syn- ence. Select the desired units of measure- chronizer ment by setting the selector switch on the The display shows either the fuel consump- back of the gauge during installation.
  • Page 56 These variations can be even your Yamaha dealer for adjustments to the greater if the engines are of different year throttle cables. models. In addition, variations in propellers,...

  • Page 57: Water Separator-Alert Indicator

    For the optional from the separator. sensor, consult your Yamaha dealer. The ta- This indicator only operates when a water chometer unit is available in round and square separator sensor is equipped.

  • Page 58: Start-Up Checks

    (on). After all the displays come on and the to- tal hour display comes on, the gauge will change to normal operation. If the buzzer sounds and the water separator-alert indica- tor blinks, consult your Yamaha dealer imme- diately. ZMU06459...

  • Page 59: Low Oil Pressure-Alert

    Instruments and indicators activated while the appropriate engine oil quantity is maintained, consult your Yamaha dealer. ECM01601 NOTICE Do not continue to run the engine if the low oil pressure alert device has activated. Serious engine damage will occur. EMU36221...

  • Page 60: Water Separator Alert

    (fuel filter) while cruising. In such an event, stop the engine im- mediately and see page 108 of this manual to drain the water from the fuel filter. Get back to the port soon and consult a Yamaha dealer immediately. ZMU05425 ZMU05423...

  • Page 61: Command Link Speed & Fuel Meter

    For charging the battery, con- For the optional sensors, consult your sult your Yamaha dealer. Yamaha dealer. The speed & fuel meter unit is available in round and square types. Check your speed &...

  • Page 62: Command Link Speedometer

    Instruments and indicators temperature display, depth display, and clock will also be available. For the optional sen- sors, consult your Yamaha dealer. After the main switch is first turned to the “ ” (on) position, all of the displays come on as a test.
  • Page 63 Instruments and indicators fuel display. The chosen display is selected using the “ ” (set) and “ ” (mode) but- tons as described in this section. After the main switch is first turned to the “ ” (on) position, all of the displays come on as a test.

  • Page 64: Engine Control System

    NOTICE Do not continue to operate the engine if a START START alert device has activated. Consult your Yamaha dealer if the problem cannot be lo- cated and corrected. EMU30346 Overheat alert (twin engines) ZMU04584 This engine has an overheat-alert device. If...
  • Page 65 START ZMU04584 If the alert system has activated, stop the en- gine as soon as it is safe to do so. Check the oil level and add oil as needed. If the oil level is correct, consult your Yamaha dealer.

  • Page 66: Installation

    If the engine is mounted too low, wa- boats, mount the outboard motors equidistant ter resistance (drag) will increase, thereby from the centerline. Consult your Yamaha reducing engine efficiency and performance. dealer or boat manufacturer for further infor- Most commonly, outboard motor should be...
  • Page 67 Installation height. Consult your Yamaha dealer or boat manufacturer for further information on deter- mining the proper mounting height. ZMU01762 ECM01634 NOTICE Make sure that the idle hole is high enough to prevent water from entering the engine even if the boat is stationary with the maximum load.

  • Page 68: Operation

    Operation EMU36381 For the first hour of operation: First-time operation Run the engine at varying speeds up to EMU36391 2000 r/min or approximately half throttle. Fill engine oil For the second hour of operation: The engine is shipped from the factory without Increase engine speed as much as nec- engine oil.

  • Page 69: Remove Cowling

    EMU36432 Remove cowling For the following checks, remove the top cowling from the engine. To remove the en- gine cowling, release all the lock levers and lift off the cowling. F115, LF115, F115A1, FL115A1 ZMU07377 EMU36442 Fuel system EWM00060 WARNING Gasoline and its vapors are highly flam- mable and explosive.

  • Page 70: Controls

    Operation F115, LF115, F115A1, FL115A1 the complete range of motion, and each le- ver should return completely to the idle po- sition. Look for loose or damaged connections of the throttle and shift cables. EMU36483 Engine shut-off cord (lanyard) Inspect the engine shut-off cord and clip for damage, such as cuts, breaks, and wear.

  • Page 71: Engine Oil

    Check the oil level using the dipstick to be F150, LF150, F150A1, FL150A1 sure the level falls between the upper lev- el mark and lower level mark. Consult your Yamaha dealer if the oil level is out of specified level or if it appears milky or dirty. ZMU06221...

  • Page 72: Engine

    3. Upper level mark EMU42780 EMU27153 Install cowling Engine F115, LF115, F115A1, FL115A1 Check the engine and engine mounting. Be sure that all cowling lock levers are re- Look for loose or damaged fasteners. leased. Check the propeller for damage.
  • Page 73 After installing, check the fitting of the top cowling by pushing it with both hands. If the top cowling is loose, have it repaired by your Yamaha dealer. ZMU07379 After installing, check the fitting of the top cowling by pushing it with both hands. If the top cowling is loose, have it repaired by your Yamaha dealer.

  • Page 74: Checking Power Trim And Tilt System

    Operation EMU29158 Checking power trim and tilt system EWM01930 WARNING Never get under the lower unit while it is tilted, even when the tilt support lever is locked. Severe injury could occur if the outboard motor accidentally falls. Body parts can be crushed between the motor and the clamp bracket when the ZMU07380 motor is trimmed or tilted.

  • Page 75: Battery

    Operation Tilt the outboard motor down. Check that If you use a portable container to store the tilt rod and trim rods operate smooth- and dispense fuel, only use a locally ap- proved GASOLINE container. Touch the fuel nozzle to the filler opening EMU36582 Battery or funnel to help prevent electrostatic...

  • Page 76: Starting Engine

    Squeeze the primer pump, with the arrow If equipped with the Yamaha Security pointing up, until you feel it become firm. System: If the lock mode of the Yamaha Security System is selected, use the re- mote control transmitter to select the un- lock mode.
  • Page 77 Operation Attach the engine shut-off cord to a se- Immediately after the engine starts, re- cure place on your clothing, or your arm lease the main switch and allow it to re- or leg. Then install the clip on the other turn to “...
  • Page 78 If equipped with the Yamaha Security System: If the lock mode of the Yamaha Security System is selected, use the re- mote control transmitter to select the un- lock mode. Short beep will sound twice...

  • Page 79: Checks After Starting Engine

    Stop the engine and check whether the cooling water inlet on the lower case or the cooling water pilot hole is blocked. START Consult your Yamaha dealer if the prob- lem cannot be located and corrected. ZMU04590 Immediately after the engine starts, re- lease the main switch to return it to “...

  • Page 80: Warming Up Engine

    Pull the neutral interlock trigger up (if stop the engine. Otherwise, serious equipped). engine damage could occur. Check the oil level and add engine oil if nec- essary. Consult your Yamaha dealer if the cause for the low oil pressure alert cannot be found. [ECM01831] EMU36531...
  • Page 81 Operation After the engine is at idle speed in gear To shift from in gear (forward/reverse) to neu- move the remote control lever / gear shift tral lever firmly and crisply into the neutral po- Close the throttle so that the engine sition.

  • Page 82: Stopping Boat

    Operation Do not shift into reverse while traveling at planing speeds. Loss of control, boat swamping, or damage to the boat could occur. The boat is not equipped with a separate braking system. Water resistance stops it af- ter the throttle lever is moved back to idle. The stopping distance varies depending on gross weight, water surface conditions, and wind di- rection.

  • Page 83: Trimming Outboard Motor

    If equipped with the Yamaha Security System: When you leave your boat, set the Yamaha Security System to the lock mode by pressing the lock button of the remote control transmitter. Short beep will sound once when locking the security system.

  • Page 84: Adjusting Trim Angle (Power Trim And Tilt)

    Operation EMU27888 Adjusting trim angle (Power trim and tilt) EWM00753 WARNING Be sure all people are clear of the out- board motor when adjusting the trim an- gle. Body parts can be crushed between the motor and the clamp bracket when the motor is trimmed or tilted.

  • Page 85: Adjusting Boat Trim

    Operation EMU27912 Bow Down Adjusting boat trim Too much trim-in causes the boat to “plow” When the boat is on plane, a bow-up attitude through the water, decreasing fuel economy results in less drag, greater stability and effi- and making it hard to increase speed. Operat- ciency.

  • Page 86: Procedure For Tilting Up (Power Trim And Tilt Models)

    Operation EWM00250 WARNING Leaking fuel is a fire hazard. If there is a fuel joint on the outboard motor, discon- nect the fuel line or close the fuel cock if the engine will be tilted for more than a few minutes.
  • Page 87 Operation ring the boat. The outboard motor could shake loose from the tilt support and fall. If the motor cannot be trail- ered in the normal running position, use an additional support device to secure it in the tilt position. For more detailed information, see page 84.

  • Page 88: Procedure For Tilting Down (Power Trim And Tilt Models)

    Operation EMU42700 Procedure for tilting down (power trim and tilt models) Push the power trim and tilt switch “ ” (up) until the outboard motor is supported by the tilt rod and the tilt support lever be- comes free. Release the tilt support lever. ZMU04255 Push the power trim and tilt switch “...

  • Page 89: Operating In Other Conditions

    Operation To return the outboard motor to the nor- mal running position, press the power trim and tilt switch and slowly tilt the out- board motor down. EMU41370 Operating in other conditions Operating in salt water After operating in saltwater, brackish water, or water high in other minerals, flush the cooling system with fresh water to minimize corrosion ZMU04588...

  • Page 90: Maintenance

    DO NOT fill fuel container to maximum viced by an authorized Yamaha dealer prior to capacity. Gasoline will expand consider- storage. However, you, the owner, with a min-...

  • Page 91: Procedure

    Stabilizer” to each gallon of fuel. parts while the engine is running. TIP: [EWM00091] The use of “Yamaha Fuel Conditioner and TIP: Stabilizer” eliminates the need to drain the When using the flushing attachment, main- fuel system. Consult your Yamaha dealer or...

  • Page 92: Lubrication

    99. Inspect the oil for the presence of water that indicates a leaky seal. Seal replacement should be performed by an authorized Yamaha dealer prior to use. Grease all grease fittings. For further de- tails, see page 92. TIP: For long-term storage, fogging the engine with oil is recommended.

  • Page 93: Cleaning The Outboard Motor

    If necessary, hose adapter from the garden hose con- clean and paint the areas. A touch-up paint is nector. available from your Yamaha dealer. Reinstall the garden hose connector onto EMU2848B Periodic maintenance the fitting on the bottom cowling. Tighten the connector securely.

  • Page 94: Replacement Parts

    Yamaha dealer or other qualified mechan- If replacement parts are necessary, use only ic do the work. genuine Yamaha parts or parts of equivalent The procedures involve disassembling design and quality. Any part of inferior quality the motor and exposing dangerous parts.

  • Page 95: 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 96 Maintenance Initial Every Item Actions 20 hours 100 hours 300 hours 500 hours (3 months) (1 year) (3 years) (5 years) Fuel line (High pres- Inspection sure) Fuel line (High pres- Inspection or replace- sure) ment as necessary Fuel line (Low pres- Inspection sure) Fuel line (Low pres-...

  • Page 97: Maintenance Chart 2

    Main switch/stop Inspection or replace- switch/choke switch ment as necessary Wire harness connec- Inspection or replace- tions/wire coupler con- ment as necessary nections (Yamaha) Meter/gauge Inspection EMU34451 Maintenance chart 2 Every Item Actions 1000 hours Exhaust guide/exhaust Inspection or replace-...

  • Page 98: Greasing

    Maintenance EMU28933 Greasing Yamaha marine grease (Water resistant grease) F115, LF115, F115A1, FL115A1 ZMU07479...
  • Page 99 Maintenance F150, LF150, F150A1, FL150A1...

  • Page 100: 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 101: Changing Engine Oil

    17. If you have difficulty verifying the oil completely. the idle speed, or the idle speed requires F115, LF115, F115A1, FL115A1 adjustment, consult a Yamaha dealer or other qualified mechanic. EMU43740 Changing engine oil ECM01710...
  • Page 102 Maintenance F150, LF150, F150A1, FL150A1 F150, LF150, F150A1, FL150A1 1. Oil filler cap F115, LF115, F115A1, FL115A1 Recommended engine oil: F115A YAMALUBE 4-M FC-W or 4- ZMU06183 stroke outboard motor oil 1. Oil changer F115AET1 4-stroke outboard motor Add the correct amount of oil through the FL115AET1 4-stroke outboard mo- filler hole.

  • Page 103: Inspecting Wiring And Connectors

    Consult your Yamaha dealer and lower marks. Consult your Yamaha if the problem cannot be located and dealer if the oil level is out of specified lev- corrected.

  • Page 104: Checking Propeller

    Maintenance ZMU01897 Checkpoints Check each of the propeller blades for ero- sion from cavitation or ventilation, or other damage. Check the propeller shaft for damage. Check the splines for wear or damage. Check for fish line tangled around the pro- peller shaft.

  • Page 105: Installing Propeller

    EWM00800 WARNING tion and be lost. Be sure the outboard motor is securely Apply Yamaha marine grease or a corro- fastened to the transom or a stable sion resistant grease to the propeller stand. You could be severely injured if shaft.
  • Page 106 [ECM00713] Place a suitable container under the gear TIP: case. For disposal of used oil, consult your Yamaha Remove the gear oil drain screw and gas- dealer. ket. NOTICE: If there is an excessive Put the outboard motor in a vertical posi- quantity of metal particles on the mag- tion.

  • Page 107: Inspecting And Replacing Anode(S)

    TIP: Tightening torque: Inspect ground leads attached to external an- 9.0 Nm (0.92 kgf-m, 6.6 ft-lb) odes on equipped models. Consult a Yamaha dealer for inspection and replacement of inter- EMU29314 Inspecting and replacing anode(s) nal anodes attached to the power unit.

  • Page 108: Connecting The Battery

    [EWM01912] If connecting an accessory battery, consult EMU35495 Connecting the battery your Yamaha dealer about correct wiring. For EWM00572 the fuse size, see ABYC (E-11). WARNING Mount the battery holder securely in a dry, well-ventilated, vibration-free location in the boat.

  • Page 109: Disconnecting The Battery

    Maintenance Single engine Twin engines ZMU05939 ZMU05941 1. Isolator lead with circuit protection 1. Starboard side engine 2. Red cable 2. Port side engine 3. Black cable 3. Red cable 4. Fuse 4. Black cable 5. Battery for accessories 5. Isolator leads with circuit protection 6.

  • Page 110: Storing The Battery

    EMU38660 Storing the battery When storing your Yamaha outboard motor for prolonged periods of time (2 months or longer), remove the battery and store it in a cool, dry place. Check the battery and charge it if necessary.

  • Page 111: Trouble Recovery

    A. Shift to neutral. chine or metal. Engine will not start (starter operates). Q. Is remote control transmitter registered? Q. Is your Yamaha Security System in the A. Use remote control transmitter registered lock mode? with the receiver. A. Set the security system to the unlock mode.
  • Page 112 A. Fill tank with clean, fresh fuel. Q. Has fuel pump malfunctioned? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Are spark plug(s) fouled or of incorrect Q. Have ignition parts failed? type? A.
  • Page 113 A. Have propeller repaired or replaced. Q. Is throttle valve adjustment incorrect? Q. Is propeller pitch or diameter incorrect? A. Have serviced by a Yamaha dealer. A. Install correct propeller to operate outboard at its recommended speed (r/min) range. Q. Is battery cable disconnected? A.

  • Page 114: Temporary Action In Emergency

    Q. Is specified fuel not being used? Q. Is steering pivot loose or damaged? A. Replace fuel with specified type. A. Tighten or have serviced by a Yamaha dealer. Q. Is specified engine oil not being used? A. Check and replace oil with specified type.

  • Page 115: Running Single Engine (Twin Engines)

    EMU29453 Running single engine (twin engines) When using only one engine in an emergen- Consult your Yamaha dealer if the new fuse cy, be sure to keep the unused one tilted up immediately blows again. and operate the other engine at low speed.

  • Page 116: Power Trim And Tilt Will Not Operate

    Trouble Recovery F115, LF115, F115A1, FL115A1 EMU29525 Power trim and tilt will not operate If the engine cannot be tilted up or down with the power trim and tilt because of a dis- charged battery or a failure with the power trim and tilt unit, the engine can be tilted man- ually.
  • Page 117 1. Water separator-alert indicator Stop the engine. Remove the top cowling. Remove the holder. 1. Holder F115, LF115, F115A1, FL115A1 Disconnect the water detection switch coupler. NOTICE: Be careful not to get any water on the water detection switch coupler, otherwise a malfunc- tion could occur.
  • Page 118 [ECM01970] screwing the filter cup. Connect the water detection switch cou- [ECM01960] F115, LF115, F115A1, FL115A1 pler securely until a click is heard. F115, LF115, F115A1, FL115A1 ZMU07480 1. Filter cup ZMU07394 2.

  • Page 119: Starter Will Not Operate (F115, Lf115, F115A1, Fl115A1)

    Trouble Recovery F150, LF150, F150A1, FL150A1 11. Start the engine and make sure that the water separator-alert indicator remains off. Have a Yamaha dealer inspect the outboard motor after returning to port. EMU40261 Starter will not operate (F115, LF115, F115A1, FL115A1)

  • Page 120: Emergency Starting Engine (F115, Lf115, F115A1, Fl115A1)

    You could get an electrical shock. EMU43480 ZMU04589 Emergency starting engine (F115, LF115, F115A1, FL115A1) Remove the top cowling. Remove the bolt that is securing the fly- wheel cover. Lift up the rear of flywheel cover and pull it forward to remove it.

  • Page 121: 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 122: Consumer Information

    Consumer information EMU29830 YAMAHA MOTOR CORPORATION, U.S.A. FOUR-STROKE OUTBOARD MOTOR THREE-YEAR LIMITED WARRANTY...
  • Page 123 Consumer information...

  • Page 124: Important Warranty Information If You Use Your Yamaha Outside The Usa Or Canada

    Consumer information EMU29841 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA...
  • Page 125 — right out of the box. Yamalube — Take care of your Yamaha with legendary Yamalube oils, lubricants, and care products. They’re formulated and approved by the toughest judges we know: the Yamaha engineering teams that know your Yamaha from the inside out.
  • Page 126 Printed in Japan April 2011–5.4 × 1 CR Printed on recycled paper...

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