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OWNER'S MANUAL
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q
Read this manual carefully before operating this
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outboard motor.
115C
130B
6N7-28199-26-E0

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   Also See for Yamaha 115C

   Summary of Contents for Yamaha 115C

  • Page 1

    115C 130B OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 6N7-28199-26-E0...

  • Page 2

    EMU25052 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

    Any damage tain maximum enjoyment from your new resulting from neglect of these instructions is Yamaha. If you have any question about the not covered by warranty. operation or maintenance of your outboard Some countries have laws or regulations re- motor, please consult a Yamaha dealer.

  • Page 4: Table Of Contents

    Table of contents Safety information......1 Muddy or acidic water ....12 Anti-fouling paint ......12 Outboard motor safety ....1 Motor disposal requirements..12 Propeller..........1 Emergency equipment ....12 Rotating parts........1 Components ........13 Hot parts ........... 1 Components diagram....

  • Page 5

    Table of contents Installation ........26 Tilting up and down....... 42 Procedure for tilting up Installation ........26 (power trim and tilt models)... 43 Mounting the outboard motor ..26 Procedure for tilting down Operation ......... 28 (power trim and tilt models)... 44 First-time operation .......

  • Page 6

    Table of contents Power trim and tilt will not operate.......... 66 Starter will not operate ....66 Emergency starting engine ..... 67 Engine fails to operate ....68 Low oil level alert activates ..... 68 Top cowling does not unlock..69 Treatment of submerged motor..

  • Page 7: Safety Information

    Safety information EMU33622 tor and the clamp bracket when the motor is Outboard motor safety trimmed or tilted. Keep body parts out of this Observe these precautions at all times. area at all times. Be sure no one is in this EMU36501 area before operating the power trim and tilt Propeller...

  • Page 8: Gasoline Exposure And Spills

    Personal flotation devices cording to the boat manufacturers instruc- Have an approved personal flotation device tions. Overloading or incorrect weight (PFD) on board for every occupant. Yamaha distribution can compromise the boats han-...

  • Page 9: Avoid Collisions

    Safety information dling and lead to an accident, capsizing or boating in hazardous weather. swamping. EMU33880 Passenger training EMU33772 Avoid collisions Make sure at least one other passenger is Scan constantly for people, objects, and oth- trained to operate the boat in the event of an er boats.

  • Page 10: 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 11

    General information ZMU01697...

  • Page 12: 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. 115C, 130B ZMU06196...

  • Page 13

    General information ZMU05670 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 WARNING device (PFD). Emergency starting does not have start- Attach engine shut-off cord (lanyard) to in-gear protection.

  • Page 14

    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 15: Specifications And Requirements

    Specifications and requirements EMU31480 Idle speed (in neutral): Specifications 750 ±50 r/min TIP: Engine: Type: “(AL)” stated in the specification data below 2-stroke V represents the numerical value for the alumi- Displacement: num propeller installed. 1730.0 cm Likewise, “(SUS)” represents the value for Bore ×...

  • Page 16: Installation Requirements

    Propeller nut: working correctly and you should dis- 55.0 Nm (5.61 kgf-m, 40.6 ft-lb) continue using the outboard. Contact EMU33554 your Yamaha dealer. Installation requirements The remote control unit must be equipped EMU33564 Boat horsepower rating with a start-in-gear protection device(s). This...

  • Page 17: Multiple Batteries

    Recommended engine oil: appropriate. YAMALUBE 2-stroke outboard motor Your Yamaha dealer can help you select the right propeller for your boating needs. Select a propeller that will allow the engine to reach If the recommended engine oil is not avail-...

  • Page 18: Muddy Or Acidic Water

    Keep the following items onboard in case engine starting and running problems. there is trouble with the outboard motor. Yamaha does not recommend gasohol con- A tool kit with assorted screwdrivers, pli- taining methanol because it can cause fuel ers, wrenches (including metric sizes), and system damage or engine performance electrical tape.

  • Page 19: Components

    Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all mod- els (order from dealer). 115C, 130B ZMU06203 1. Top cowling 16. Digital speedometer 2. Power trim and tilt switch 17.

  • Page 20: Remote Control Lever

    Components 6. Throttle 7. Fully open EMU26201 Neutral interlock trigger To shift out of neutral, first pull the neutral in- terlock trigger up. 1. Power trim and tilt switch 2. Remote control lever 3. Neutral interlock trigger 4. Neutral throttle lever 5.

  • Page 21: Choke Switch

    Components when the neutral throttle lever is in the closed position. EMU26221 Choke switch To activate the choke system, press in the main switch while the key is turned to the “ ” (on) or “ ” (start) position. The choke system will then supply the rich fuel mixture required to start the engine.

  • Page 22: Choke Knob For Pull Type

    Components With the main switch in the “ ” (start) po- 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. Clip 3. Engine shut-off switch EMU26012 EMU32053 Choke knob for pull type...

  • Page 23: Trim Tab With Anode

    Components the side of the bottom cowling. Pushing the steering control can be turned to either the switch “ ” (up) trims the outboard motor up, right or left by applying the same amount of and then tilts it up. Pushing the switch “ ”...

  • Page 24: Tilt Support Lever For Power Trim And Tilt Model

    Components EMU26341 Tilt support lever for power trim and tilt model To keep the outboard motor in the tilted up position, lock the tilt support lever to the clamp bracket. ZMU03518 When installing the top cowling: Set the top cowling straight down onto the engine, being careful to avoid catch- ing spark plug wires or other wires.

  • Page 25: Flushing Device

    Components ers. Make sure the cable operates smoothly and is free of corrosion. Check that the cable is properly se- cured in the holder. When reinstalling the cowling, ensure that both the front and rear locks have operated properly. If the cowling has not been locked properly, some parts may be damaged by the top cowling shaking during operation.

  • Page 26: Instruments And Indicators

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

  • Page 27: Oil Level Indicator (digital Type)

    Instruments and indicators EMU26551 Oil level indicator (digital type) This indicator shows the engine oil level. If the oil level falls below the lower limit, the alert indicator will start to blink. For further in- formation, see page 24. ECM00030 NOTICE Do not operate the engine without oil.

  • Page 28: Fuel Gauge

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

  • Page 29: Fuel Level-alert Indicator

    Get back to the port soon if an alert device has activated. For charging the battery, con- sult your Yamaha dealer. The clock operates on battery power. Dis- connecting the battery will stop the clock. Reset the clock after connecting the battery.

  • Page 30: Engine Control System

    NOTICE Check the cooling water inlet for clogging. Do not continue to operate the engine if a alert device has activated. Consult your Yamaha dealer if the problem cannot be located and corrected. EMU2681A Overheat alert This engine has an overheat-alert device. If the engine temperature rises too high, the alert device will activate.

  • Page 31

    Engine control system ZMU03025 ZMU01952 If the alert system has been activated, stop the engine and check for the cause. 1. Oil filter TIP: The alert for oil filter clogging is similar to the alerts for low oil level and overheating. To make troubleshooting easier, check for en- gine overheating first, then oil level, and fi- nally oil filter clogging.

  • Page 32: Installation

    Test runs at differ- centerline (keel line) of the boat. ent heights can help determine the optimum mounting height. Consult your Yamaha deal- er or boat manufacturer for further informa- tion on determining the proper mounting...

  • Page 33

    Installation 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. Incorrect engine height or obstructions to the smooth flow of water (such as the design or condition of the boat, or ac- cessories, such as transom ladders or depth finder transducers) can create...

  • Page 34: Operation

    5 minutes at a time. After the first 10 hours: Operate the engine normally. Use only straight gasoline in the fuel tank. The Yamaha oil injection system provides proper lubrication for normal operation. EMU36400 Getting to know your boat : Gasoline Different boats handle differently.

  • Page 35: Fuel Level

    If any water is found in the fuel, or if a ver and lift off the top cowling. significant amount of debris is found, the fuel tank should be checked and cleaned by a Yamaha dealer. ZMU06101 EMU36442 ZMU04151...

  • Page 36: Engine Shut-off Cord (lanyard)

    If no oil is flowing after 10 minutes of idling, consult your Yamaha dealer. 1. Cord 2. Clip ZMU04141 3. Engine shut-off switch...

  • Page 37: Install Cowling

    Be sure that the rubber seal is seated all Yamaha dealer. the way around the engine. Set the top cowling straight down onto the engine, being careful to avoid catch- ing spark plug wires or other wires.

  • Page 38: Battery

    Operation motor before performing this check. Activate the tilt-down switch until the trim rods have retracted completely into the Check the power trim and tilt unit for any cylinders. sign of oil leaks. Operate each of the power trim and tilt switches on the remote control and en- gine bottom cowling to check that all switches work.

  • Page 39: Filling Fuel And Engine Oil

    EMU30322 EMU27282 Filling fuel for models without a fuel Filling oil joint This engine uses the Yamaha oil injection system, which provides superior lubrication EWM01830 WARNING by ensuring the proper oil ratio for all operat- Gasoline and its vapors are highly flam- ing conditions.

  • Page 40

    Operation Turn on the main switch. The Yamaha oil injection system will automatically feed oil from the remote oil tank to the engine oil tank. ON START ZMU04143 After the engine oil tank has filled, turn off the main switch to cancel the oil level alert.

  • Page 41: Oil Level Indicator Operation

    Operation EMU27321 Oil level indicator operation The various functions of the oil level system are as follows: EMU27383 Oil level indicator Electric start models Oil level-alert Oil level-alert indicator Engine oil Remote oil indicator (analog Remarks (digital tank tank tachometer) tachometer) more than more than...

  • Page 42: Operating Engine

    Operation EMU27452 Operating engine EWM00420 WARNING Before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions. Be sure there are no swimmers in the water near you. When the air vent screw is loosened, gasoline vapor will be released.

  • Page 43

    Operation Place the remote control lever in neutral. Open the throttle slightly without shifting using the neutral throttle lever or free ac- celerator. You may need to change the throttle opening slightly depending on engine temperature. After the engine starts, return the throttle to the original position.

  • Page 44: Checks After Starting Engine

    Stop the engine and check wheth- er the cooling water inlet on the lower case or the cooling water pilot hole is START blocked. Consult your Yamaha dealer if the problem cannot be located and cor- rected. ZMU03262 Immediately after the engine starts, re- lease the main switch and allow it to re- turn to “...

  • Page 45: Shifting

    Operation with the clip removed from the engine shut-off switch. EMU31733 Shifting EWM00180 WARNING Before shifting, make sure there are no swimmers or obstacles in the water near you. ECM01610 NOTICE To shift from in gear (forward/reverse) to neutral Warm up the engine before shifting into Close the throttle so that the engine gear.

  • Page 46: Stopping Boat

    Operation EMU31742 the fuel line or close the fuel cock if there Stopping boat is a fuel joint or a fuel cock on the boat. EWM01510 Tighten the air vent screw on the fuel WARNING tank cap (if equipped). Do not use the reverse function to slow Remove the key if the boat will be left down or stop the boat as it could cause unattended.

  • Page 47: Adjusting Trim Angle (power Trim And Tilt)

    Operation switch while the boat is moving. Adjust the outboard motor trim angle using the power trim and tilt switch. 1. Power trim and tilt switch ZMU04145 1. Trim operating angle EMU27885 Adjusting trim angle (Power trim and tilt) ZMU03522 EWM00753 WARNING 1.

  • Page 48: Tilting Up And Down

    Operation cy to steer to one side or the other. Compen- danger of “bow steering” and making opera- sate for this as you steer. When the bow of tion difficult and dangerous. the boat is down, it is easier to accelerate from a standing start onto plane.

  • Page 49: Procedure For Tilting Up (power Trim And Tilt Models)

    Operation ECM00241 NOTICE Before tilting the outboard motor, stop the engine by following the procedure on page 40. 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 ZMU04146 could break the handle.

  • Page 50: Procedure For Tilting Down (power Trim And Tilt Models)

    Operation and tilt switch “ ” (down) to retract the trim rods. NOTICE: Make sure that the trim rods retracts completely during mooring. This protects the rods from marine growth and corrosion, which could damage the power trim and tilt mechanism.

  • Page 51: Cruising In Other Conditions

    Slightly tilt the outboard motor up to the Cruising in muddy, turbid, or acidic water desired position using the power trim Yamaha strongly recommends that you use and tilt switch. WARNING! Using the the optional chromium-plated water pump kit power trim and tilt switch on the bot-...

  • Page 52: Maintenance

    Gasoline will expand consid- Storing outboard motor erably as it warms up and can build up When storing your Yamaha outboard motor pressure in the fuel container. This can for prolonged periods of time (2 months or cause fuel leakage and a potential fire longer), several important procedures must hazard.

  • Page 53: Procedure

    Crank several times manually. Replace the spark plug(s). TIP: A flushing attachment is available from your Yamaha dealer. EMU28411 Lubrication (oil injection models) 1. Flushing attachment Install the spark plug(s) and torque to proper specification.

  • Page 54: Flushing Power Unit

    58. Inspect the oil for the pres- ence of water which indicates a leaky seal. Seal replacement should be per- formed by an authorized Yamaha dealer prior to use. Grease all grease fittings. For further de- tails, see page 54.

  • Page 55: Cleaning The Outboard Motor

    Be sure to perform a maintenance procedure, the connector is tightened securely have a Yamaha dealer or other qualified on the fitting after flushing the en- mechanic do the work. gine.

  • Page 56

    Outboard motors operating under any of these above conditions require more fre- quent maintenance. Yamaha recommends that you do this service twice as often as specified in the maintenance chart. For ex- ample, if a particular service should be done at 50 hours, do it instead at 25 hours.

  • Page 57: Maintenance Chart 1

    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 20 hours Item...

  • Page 58

    Maintenance Initial Every 20 hours Item Actions hours hours hours months) (1 year) (3 years) (5 years) Fuel line (High pres- Inspection or replace- sure) ment as necessary Fuel line (Low pres- Inspection sure) Fuel line (Low pres- Inspection or replace- sure) ment as necessary Inspection or replace-...

  • Page 59: 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 60: Greasing

    Maintenance EMU28941 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) 115C, 130B ZMU04149 EMU28956 ple, if the center electrode porcelain is very Cleaning and adjusting spark plug white, this could indicate an intake air leak or The spark plug is an important engine com- carburetion problem in that cylinder.

  • Page 61: Checking Fuel Filter

    Be sure to use the specified spark plug, replace it. For cleaning or replacement of the otherwise the engine may not operate fuel filter, consult your Yamaha dealer. properly. Before fitting the spark plug, measure the electrode gap with a wire thickness gauge;...

  • Page 62: Checking Water In Engine Oil Tank

    ” (off) and remove the key, gine oil tank. If water or foreign matter is vis- and remove the clip from the engine shut- ible in this trap, consult your Yamaha dealer. off switch. Turn off the battery cut-off switch if your boat has one.

  • Page 63: Removing Propeller

    Make sure to use a new cotter pin and bend the ends over securely. Otherwise, the propeller could come off during oper- ation and be lost. Apply Yamaha marine grease or a cor- Check the propeller shaft oil seal for dam- rosion resistant grease to the propeller age.

  • Page 64: Changing Gear Oil

    Never get under the lower unit while it case may be damaged. Have a is tilted, even when the tilt support lever Yamaha dealer check and repair the or knob is locked. Severe injury could outboard motor. [ECM00713]...

  • Page 65: Inspecting And Replacing Anode(s)

    Put a new gasket on the gear oil drain anodes on equipped models. Consult a screw. Insert and tighten the gear oil Yamaha dealer for inspection and replace- drain screw. ment of internal anodes attached to the pow- Tightening torque: er unit.

  • Page 66: Connecting The Battery

    2. Black cable tery’s charge. If the battery needs charg- 3. Battery ing, consult your Yamaha dealer. The electrical contacts of the battery and Check the battery connections. They cables must be clean and properly con-...

  • Page 67

    Maintenance ways disconnect all negative (-) ca- bles first to avoid a short circuit and damage to the electrical system. [ECM01940] Disconnect the positive cable(s) and re- move the battery from the boat. Clean, maintain, and store the battery according to the manufacturer’s instruc- tions.

  • Page 68: 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-alert indicator is flash- Q. Are spark plug(s) fouled or of incorrect ing, consult your Yamaha dealer.

  • Page 69

    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 70

    Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or A. Have serviced by a Yamaha dealer. other obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.

  • Page 71: Temporary Action In Emergency

    EWM00631 Q. Is steering pivot loose or damaged? WARNING A. Tighten or have serviced by a Yamaha Substituting an incorrect fuse or a piece dealer. of wire could allow excessive current EMU29433 flow.

  • Page 72: Power Trim And Tilt Will Not Operate

    3. Spare fuse (20 A, 30 A) gear protection device does not oper- ate. Make sure the remote control lever Consult your Yamaha dealer if the new fuse is in neutral. Otherwise the boat could immediately blows again. unexpectedly start to move, which...

  • Page 73: Emergency Starting Engine

    Trouble Recovery wheel or other moving parts when the engine is running. Do not install the starter mechanism or top cowling after the engine is running. Do not touch the ignition coil, spark plug wire, spark plug cap, or other elec- trical components when starting or op- erating the motor.

  • Page 74: Engine Fails To Operate

    Trouble Recovery and start the engine. Repeat if neces- sary. ON START ZMU01906 Lift the emergency switch to pump re- ZMU03466 serve oil into the engine oil tank from the EMU29671 remote oil tank. Engine fails to operate EMU29742 Low oil level alert activates If the oil level is allowed to drop too low, the red segment will appear on the oil level indi- cator, the buzzer will sound, and engine...

  • Page 75: Top Cowling Does Not Unlock

    TIP: If the outboard motor is submerged, immedi- The maximum reserve oil capacity is 1500 ately take it to a Yamaha dealer. Otherwise (1.6 US qt, 1.31 Imp qt). some corrosion may begin almost immedi- The oil-feed pump will not operate if the ately.

  • Page 76

    YAMAHA MOTOR CO., LTD. Printed in Japan March 2010–0.1 × 1 ! Printed on recycled paper...

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