Yamaha F115D Owner's Manual

Yamaha F115D Owner's Manual

Outboard motor f115d; lf115d
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F115D
LF115D
OWNER'S MANUAL
U.S.A.Edition
LIT-18626-06-06
68V-28199-15

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Summary of Contents for Yamaha F115D

  • Page 1 F115D LF115D OWNER’S MANUAL U.S.A.Edition LIT-18626-06-06 68V-28199-15...
  • Page 2 EMU25060 ZMU01690 Read this owner’s manual carefully before operating your outboard motor.
  • Page 3: Important Manual Information

    EMU25110 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...
  • Page 4: Table Of Contents

    Table of contents General information ......1 Tachometer ........18 Digital tachometer ......18 Identification numbers record... 1 Low oil pressure warning indicator .. 18 Outboard motor serial number ..1 Low oil pressure warning indicator .. 19 Key number........1 Overheat warning indicator .....
  • Page 5 Maintenance chart ......48 IMPORTANT WARRANTY Maintenance chart (additional)..49 INFORMATION IF YOU USE Greasing ......... 50 YOUR YAMAHA OUTSIDE Cleaning and adjusting spark plug .. 50 U.S.A. OR CANADA ....74 Checking fuel system ...... 51 Inspecting fuel filter ......52 Cleaning fuel filter ......
  • Page 6: 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 7: Star Labels

    General information ZMU01699 ZMU04776 EMU25261 EMU25280 Manufactured date label One Star—Low Emission This label is attached to the clamp bracket or The one-star label identifies engines that the swivel bracket. meet the Air Resources Board’s 2001 ex- haust emission standards. Engines meeting these standards have 75% lower emissions than conventional carbureted two-stroke en- gines.
  • Page 8: Safety Information

    General information the outboard should be equal to or less than the rated horsepower capacity of the boat. If the rated horsepower capacity of the boat is unknown, consult the dealer or boat manufacturer. Do not modify the outboard. Modifications could make the motor unfit or unsafe to use.
  • Page 9: Important Labels

    General information of the road” on page 4. EMU25380 Important labels Stay informed about the weather. Check EMU25395 weather forecasts before boating. Avoid Warning labels boating in hazardous weather. Tell someone where you are going: leave a Float Plan with a responsible person. Be sure to cancel the Float Plan when you re- turn.
  • Page 10: Steering And Sailing Rules And Sound Signals

    General information are waterway rules which apply when you should slow down or change directions brief- are driving your boat. These rules are used ly and pass behind the other vessel. You internationally, and are also enforced by the should always move in such a way that the United States Coast Guard and local agen- operator of the other vessel can see what cies.
  • Page 11: Other Special Situations

    General information Meeting Overtaking If you are meeting another power vessel If you are passing another vessel, you are head on, and are close enough to run the risk the “Give-Way” vessel. This means that the of collision, neither of you has the right-of- other vessel is expected to maintain its way! Both of you should alter course to avoid course and speed.
  • Page 12 General information or trawls are considered to be “fishing ves- This system uses buoys and signs with dis- sels” under the International Rules. Vessels tinctive shapes and colors to show regulato- with trolling lines are not considered fishing ry or advisory information. These markers vessels.
  • Page 13: Fueling Instructions

    General information ZMU01708 EMU25540 away from sparks, flames, or other Fueling instructions sources of ignition. EWM00010 Stop engine before refueling. WARNING Refuel in a well-ventilated area. Refuel GASOLINE AND ITS VAPORS ARE HIGH- portable fuel tanks off the boat. LY FLAMMABLE AND EXPLOSIVE! Take care not to spill gasoline.
  • Page 14: Gasoline

    10% and Battery requirement the fuel meets minimum octane ratings. ECM01060 Yamaha does not recommended gasohol CAUTION: containing methanol because it can cause Do not use a battery that does not meet fuel system damage or engine performance the specified capacity.
  • Page 15: Battery Specifications

    General information electric system could perform poorly or Yamaha dealers stock a range of propellers, be overloaded, causing electric system and can advise you and install a propeller on damage. your outboard that is best suited to your ap- plication.
  • Page 16: Basic Components

    EMU25795 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all mod- els. F115D, LF115D ZMU04773 1. Top cowling 15. Trim meter* 2. Top cowling lock lever(s) 16. Digital speedometer* 3.
  • Page 17: Remote Control Lever

    Basic components 1. Power trim and tilt switch 1. Neutral “ ” 2. Remote control lever 2. Forward “ ” 3. Neutral interlock trigger 3. Reverse “ ” 4. Neutral throttle lever 4. Shift 5. Main switch / choke switch 5.
  • Page 18: Neutral Throttle Lever

    Basic components erator button and move the remote control lever. 1. Neutral interlock trigger ZMU04575 EMU26211 1. Fully open Neutral throttle lever 2. Fully closed To open the throttle without shifting into ei- 3. Free accelerator ther forward or reverse, put the remote con- trol lever in the neutral position and lift the NOTE: neutral throttle lever.
  • Page 19: Engine Stop Lanyard Switch

    Basic components there is too much resistance, it could be to a secure place on your clothing, or difficult to move throttle lever or grip, your arm or leg while operating. which could result in an accident. Do not attach the lanyard to clothing that could tear loose.
  • Page 20: Main Switch

    Basic components EMU26141 2. Lock plate Power trim and tilt switch on remote control or tiller handle EMU26090 Main switch The power trim and tilt system adjusts the The main switch controls the ignition system; outboard motor angle in relation to the tran- its operation is described below.
  • Page 21: Power Trim And Tilt Switches (Twin Binnacle Type)

    Basic components while the boat is moving could increase NOTE: the risk of falling overboard and could On the dual engine control, the switch on distract the operator, increasing the risk the remote control grip controls both out- of collision with another boat or an obsta- board motors at the same time.
  • Page 22: Tilt Support Lever For Power Trim And Tilt Or Hydro Tilt Model

    Basic components EMU26382 Top cowling lock lever (pull up type) To remove the engine top cowling, pull up the lock lever(s) and lift off the cowling. When installing the cowling, check to be sure it fits properly in the rubber seal. Then lock the cowling by moving the lever(s) down- ward.
  • Page 23: Tachometer

    Basic components ZMU04256 ZMU04185 1. Flushing device 1. Tachometer 2. Trim meter EMU26470 3. Hour meter Tachometer 4. Low oil pressure warning indicator This gauge shows the engine speed and has 5. Overheat warning indicator the following functions. 6. Water separator warning indicator 7.
  • Page 24: Low Oil Pressure Warning Indicator

    Basic components indicator will flash. For further information on reading the indicator, see page 25. ECM00050 CAUTION: Do not continue to run the engine if the overheat warning indicator is on. Serious engine damage will occur. ZMU04754 EMU26521 Low oil pressure warning indicator If oil pressure drops too low, the warning in- dicator will start to blink.
  • Page 25: Speedometer (Digital Type)

    Basic components EMU26600 Speedometer (digital type) This gauge shows the boat speed. 1. Cap 2. Selector switch (for speed unit) 3. Selector switch (for fuel sensor) 1. Speedometer EMU26610 2. Fuel gauge Trim meter 3. Trip meter/clock/voltmeter This gauge shows the trim angle of your out- 4.
  • Page 26: Hour Meter (Digital Type)

    Basic components the power trim and tilt switch. resets the trip counter to 0 (zero). If the trim angle of your motor exceeds the NOTE: trim operating range, the top segment on The total number of hours the engine has the trim meter display will blink.
  • Page 27: Fuel Gauge

    When all segments are showing, the fuel tank is full. ECM00860 CAUTION: The Yamaha fuel tank sensor differs from conventional sensors. Incorrectly setting the selector switch on the gauge will give false readings. Consult your Yamaha dealer on how to correctly set the selec- tor switch.
  • Page 28: Fuel Management Meter

    Basic components vice has activated. For charging the bat- segments come on. tery, consult your Yamaha dealer. EMU26750 Fuel flow meter The fuel flow meter displays the amount of fuel flow over a one hour period, at the cur- rent rate of engine operation.
  • Page 29: Fuel Consumption Meter

    (winter or summer fuel and amount of additives). The Yamaha digital speedometer and fuel management meter calculates speed, miles traveled, and fuel economy by water movement at the stern of the boat. This...
  • Page 30: Twin-Engine Speed Synchronizer

    Do not continue to operate the engine if a board engines for reference purposes when warning device has activated. Consult synchronizing the two engines’ speeds. your Yamaha dealer if the problem can- Press the “ ” (mode) button repeatedly not be located and corrected.
  • Page 31: Low Oil Pressure Warning

    Basic components ZMU02630 ZMU04227 The buzzer will sound. NOTE: Dual engine drive users: Should the overheat warning system of one engine activate, the engine will slow down and the buzzer will sound. This will cause the other engine to slow down and the buzzer to sound.
  • Page 32 If the warning system has activated, stop the engine 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. ECM00100 CAUTION: Do not continue to run the engine if the low oil pressure warning indicator is on.
  • Page 33: Operation

    Operation EMU26901 specific boat and motor combination. Installation EWM00830 ECM00110 WARNING CAUTION: Improper mounting of the outboard mo- Incorrect engine height or obstructions tor could result in hazardous conditions to smooth water flow (such as the design such as poor handling, loss of control, or or condition of the boat, or accessories fire hazards.
  • Page 34: Breaking In Engine

    Test runs at different heights can help deter- mine the optimum mounting height. Con- sult your Yamaha dealer boat manufacturer for further information on de- termining the proper mounting height. For instructions on setting the trim angle of the outboard motor, see page 35.
  • Page 35: Fuel

    Make sure there are no fuel leaks or gaso- line fumes. Check fuel line connections to be sure they are tight (if equipped Yamaha fuel tank or boat tank). Be sure the fuel tank is positioned on a se- cure, flat surface, and that the fuel line is...
  • Page 36: Filling Fuel

    Yamaha recommends the use of Ring Free Fuel Additive, available from your Yamaha dealer. Ring Free Fuel Addi- tive has repeatedly proven its ability to clean combustion deposits from inside the engine, notably the critical piston-ring-land area, and fuel system components.
  • Page 37: Starting Engine

    Operation 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 38: Warming Up Engine

    START stop the engine. Otherwise serious en- gine damage could occur. Check the oil level and add oil if necessary. Consult your Yamaha dealer if the cause for the low oil pressure warning indicator can- not be found. ZMU04590 A continuous flow of water from the pi-...
  • Page 39: Shifting

    Operation ZMU04229 EMU27740 Shifting EWM00180 WARNING Before shifting, make sure there are no swimmers or obstacles in the water near you. ECM00220 CAUTION: ZMU04597 To change the boat direction or shifting position from forward to reverse or vice- EMU27784 Reverse (automatic reverse lock and versa, first close the throttle so that the power trim and tilt models) engine idles (or runs at low speeds).
  • Page 40: Stopping Engine

    Operation After stopping the engine, disconnect the fuel line if there is a fuel joint on the outboard motor. Tighten the air vent screw on the fuel tank cap (if equipped). Remove the key if the boat will be left unattended.
  • Page 41: Adjusting Trim Angle

    Operation the boat begins to feel unstable or is hard bottom engine cowling (if equipped) to steer, slow down and/or readjust the only when the boat is at a complete trim angle. stop with the engine off. Adjust the outboard motor trim angle using the power trim and tilt switch.
  • Page 42: Adjusting Boat Trim

    Operation To raise the bow (trim-out), press the switch the propeller to ventilate, which reduces per- “ ” (up). formance further, and the boat may “por- To lower the bow (trim-in), press the switch poise” (hop in the water), which could throw “...
  • Page 43: Procedure For Tilting Up

    Operation if the boat is moored in shallows, the out- board motor should be tilted up to protect the propeller and casing from damage by colli- sion with obstructions, and also to reduce salt corrosion. EWM00220 WARNING Be sure all people are clear of the out- board motor when tilting up and down, ZMU03196 also be careful not to pinch any body...
  • Page 44: Procedure For Tilting Down

    Operation sure. Models equipped with trim rods: Once the outboard motor is supported with the tilt support lever, press the power trim and tilt switch “ ” (down) to retract the trim rods. ECM00250 CAUTION: Be sure to retract the trim rods complete- ZMU04602 ly during mooring.
  • Page 45: Cruising In Shallow Water

    Operation ZMU03453 ZMU04255 Push the power tilt / power trim and tilt EMU28060 Cruising in shallow water switch “ ” (down) to lower the outboard The outboard motor can be tilted up partially motor to the desired position. to allow operation in shallow water. EMU28090 Power trim and tilt models / power tilt models...
  • Page 46: Cruising In Other Conditions

    NOTE: ZMU01935 For cooling system flushing instructions, see page 43. Cruising in turbid water Yamaha strongly recommends that you use the optional chromium-plated water pump kit if you use the outboard motor in turbid (mud- dy) water conditions.
  • Page 47: Maintenance

    Maintenance EMU28215 1.0–1.1 mm (0.039–0.043 in) Specifications Control system: Dimension: Remote control Overall length: Starting system: 825 mm (32.5 in) Electric Overall width: Starting carburetion system: 498 mm (19.6 in) Electronic fuel injection Overall height L: Valve clearance (cold engine) IN: F115TR 1609 mm (63.3 in) 0.17–0.23 mm (0.0067–0.0091 in) Overall height X:...
  • Page 48: Transporting And Storing Outboard Motor

    55.0 Nm (40.6 ft-lb) (5.61 kgf-m) sition using a motor support device such as Engine oil drain bolt: a transom saver bar. Consult your Yamaha 28.0 Nm (20.7 ft-lb) (2.86 kgf-m) dealer for further details. Engine oil filter: 18.0 Nm (13.3 ft-lb) (1.84 kgf-m)
  • Page 49: Procedure

    NOTE: ging up with salt, sand, or dirt. In addi- The use of “Yamaha Fuel Conditioner and tion, fogging/lubricating of the engine is mandatory to prevent excessive engine Stabilizer” eliminates the need to drain the fuel system.
  • Page 50: Lubrication (Except Oil Injection Models)

    Seal replacement should be performed Antidote (INTERNAL): by an authorized Yamaha dealer prior to Drink large quantities of water or milk use. followed by milk of magnesia, beaten Grease all grease fittings.
  • Page 51: Flushing Power Unit

    Maintenance equipment, lighted cigarettes, and so on.) DO NOT SMOKE when charging or han- dling batteries. KEEP BATTERIES AND ELECTROLYTIC FLUID OUT OF REACH OF CHILDREN. Batteries vary among manufacturers. There- fore the following procedures may not al- ways apply. Consult your battery...
  • Page 52: Cleaning The Outboard Motor

    Yamaha dealer or achieve better results. other qualified mechanic. For cooling system flushing instructions, Maintenance, replacement, or repair of see page 43.
  • Page 53: Maintenance Chart

    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 50 hours Item...
  • Page 54: Maintenance Chart (Additional)

    Maintenance Initial Every 50 hours Item Actions 10 hours hours (6 hours (1 (1 month) months) months) year) Throttle link / throttle cable / throttle pick-up Inspection / adjustment timing Water pump Inspection Engine oil Inspection / change Oil filter (cartridge) Change Cleaning / adjustment / Spark plug(s)
  • Page 55: Greasing

    Maintenance EMU28931 Greasing Yamaha marine grease (Water resistant grease) F115D, LF115D ZMU04266 attempt to diagnose any problems yourself. EMU28951 Cleaning and adjusting spark plug Instead, take the outboard motor to a EWM00560 Yamaha dealer. You should periodically re- WARNING move and inspect the spark plug because...
  • Page 56: Checking Fuel System

    1. Spark plug gap Check the fuel lines for leaks, crack, or mal- 2. Spark plug I.D. mark (NGK) function. If a problem is found, your Yamaha dealer or other qualified mechanic should re- Spark plug gap: pair it immediately.
  • Page 57: Inspecting Fuel Filter

    If you have any question about properly necessary. If any water is found in the doing this procedure, consult your fuel, the Yamaha portable fuel tank or Yamaha dealer. other fuel tanks should be checked and Do not perform this procedure on a hot cleaned.
  • Page 58: Changing Engine Oil

    If you have difficulty ver- warm. ifying the idle speed, or the idle speed re- Put the outboard motor in an upright po- quires adjustment, consult a Yamaha dealer sition (not tilted). or other qualified mechanic. Verify whether the idle speed is set to specification.
  • Page 59 Drain screw tightening torque: cause severe engine damage. Consult 28.0 Nm (20.7 ft-lb) (2.86 kgf-m) your Yamaha dealer if the problem can- not be located and corrected. NOTE: Turn off the engine and wait 3 minutes.
  • Page 60: Checking Wiring And Connectors

    EMU29140 Engine oil leakage Check for oil leaks on the around the engine. NOTE: If any leaks are found, consult your Yamaha dealer. ZMU02058 EMU29153 Checking power trim and tilt system Dispose of used oil according to local EWM00430 regulations.
  • Page 61: Checking Propeller

    Maintenance NOTE: 2. Trim rods 3. Tilt support lever Consult your Yamaha dealer if any operation is abnormal. Use the tilt support lever to lock the mo- EMU29171 tor in the up position. Operate the tilt Checking propeller down switch briefly so the motor is sup- EWM00321 ported by the tilt support lever.
  • Page 62: Removing The Propeller

    Maintenance EMU29193 Removing the propeller Straighten the cotter pin and pull it out using a pair of pliers. Remove the propeller nut, washer, and spacer (if equipped). ZMU01897 Checkpoints Check each of the propeller blades for wear, erosion from cavitation or ventila- tion, or other damage.
  • Page 63: Changing Gear Oil

    NOTE: stand. You could be severely injured if For disposal of used oil consult your Yamaha the outboard motor falls on you. dealer. Never get under the lower unit while it...
  • Page 64: Inspecting And Replacing Anode(S)

    Consult a ized filling device, inject the gear oil into Yamaha dealer for inspection and replace- the gear oil drain screw hole. ment of internal anodes attached to the pow- er unit.
  • Page 65: Connecting The Battery

    KEEP BATTERIES AND ELECTROLYTIC NOTE: FLUID OUT OF REACH OF CHILDREN. Consult a Yamaha dealer when charging or re-charging batteries. ECM00360 CAUTION: EMU29331 A poorly maintained battery will quickly Connecting the battery deteriorate.
  • Page 66: Disconnecting The Battery

    ATIVE (-) terminal first. Then disconnect the ZMU04246 RED cable from the POSITIVE (+) terminal. EMU29390 Checking top cowling Check the fitting of the top cowling by push- ing it with both hands. If it is loose have it re- paired by your Yamaha dealer.
  • Page 67: Trouble Recovery

    Q. Has fuel pump malfunctioned? If your outboard motor requires repair, bring A. Have serviced by a Yamaha dealer. it to your Yamaha dealer. If the engine trouble warning indicator is Q. Are spark plug(s) fouled or of incorrect flashing, consult your Yamaha dealer.
  • Page 68 Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? A. Have serviced by a Yamaha dealer. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Is fuel joint connection incorrect? A.
  • Page 69 Trouble Recovery A. Have serviced by a Yamaha dealer. Q. Are weeds or other foreign matter tangled on gear housing? Q. Is load on boat improperly distributed? A. Remove foreign matter and clean lower A. Distribute load to place boat on an even unit.
  • Page 70: Temporary Action In Emergency

    Q. Is steering pivot loose or damaged? ECM00370 A. Tighten or have serviced by a Yamaha CAUTION: dealer. If the boat is operated with one engine in...
  • Page 71: Replacing Fuse

    1. Electrical cover 2. Fuse holder electric system damage and a fire hazard. 3. Fuse (20A×2, 30A×2) NOTE: 4. Spare fuse (20A, 30A) Consult your Yamaha dealer if the new fuse 5. Fuse puller immediately blows again. ZMU04280 1. Fuse puller EMU29520...
  • Page 72: Starter Will Not Operate

    Trouble Recovery of a discharged battery or a failure with the could result in an accident. power trim and tilt unit/the power tilt, the en- Attach the engine stop switch lanyard gine can be tilted manually. to a secure place on your clothing, or Loosen the manual valve screw by turn- your arm or leg while operating.
  • Page 73: Treatment Of Submerged Motor

    START ZMU04272 EMU29760 Treatment of submerged motor If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise ZMU04589 some corrosion may begin almost immedi- ately. If you cannot immediately take the outboard motor to a Yamaha dealer, follow the proce-...
  • Page 74: Procedure

    Feed fogging oil or engine oil through the intake manifold and spark plug holes while cranking with the emergency start- er rope. Take the outboard motor to a Yamaha dealer as soon as possible. ECM00400 CAUTION: Do not attempt to run the outboard motor...
  • Page 75: Consumer Information

    Consumer information EMU29811 Important warranty information for U.S.A. and Canada...
  • Page 76 Consumer information...
  • Page 77: Yamaha Motor Corporation, U.s.a. Four-Stroke Outboard Motor

    Consumer information EMU29830 YAMAHA MOTOR CORPORATION, U.S.A. FOUR-STROKE OUTBOARD MOTOR THREE-YEAR LIMITED WARRANTY...
  • Page 78 Consumer information...
  • Page 79: Important Warranty Information If You Use Your Yamaha Outside U.s.a. Or Canada

    Consumer information EMU29840 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE U.S.A. OR CANADA...
  • Page 80 Printed in Japan April 2004–1.0 × 1 ! Printed on recycled paper...
  • Page 81 (A l’usage du concessionnaire) MODÉLE ET NO. DE SÉRIE DU MOTEUR HORS-BORD (sur l’étiquette d’identification de la presse de fixation) YAMAHA DEALER NUMBER NO. DU CONCESSIONNAIRE YAMAHA DEALER NAME YAMAHA MOTOR CO., LTD. NOM DU MADE IN JAPAN CONCESSIONNAIRE PAYS D'ORIGINE JAPON USAGE...
  • Page 82 PLACE POSTAGE HERE ATTN: WARRANTY DEPARTMENT...

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Lf115d

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