Yamaha F225 Owner's Manual
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Yamaha F225 Owner's Manual

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F225
LF225
F250
LF250
F300
LF300
OWNER'S MANUAL
Read this manual carefully before operating this
LIT-18626-11-24
outboard motor.
6CE-28199-37-E0

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Summary of Contents for Yamaha F225

  • Page 1 F225 LF225 F250 LF250 F300 LF300 OWNER’S MANUAL Read this manual carefully before operating this LIT-18626-11-24 outboard motor. 6CE-28199-37-E0...
  • Page 2 EMU25064 Les gaz d’échappement du moteur de ce produit contiennent des substances chimiques connues dans l’État de Californie pour provoquer le cancer, des anomalies congénitales et des troubles de la reproduction. ZMU07696 Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating.
  • Page 3 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

    Components diagram..... 26 Rules when encountering vessels..5 Optional items ........28 Other special situations ....... 6 Yamaha Security System (Y-COP) ... 29 Digital Electronic Control box .... 30 General information ......9 Digital electronic control-active Identification numbers record... 9 indicator .........
  • Page 5 Instruments and indicators .... 39 Operating engine ......61 6Y9 Multifunction Color Gauge ..39 Sending fuel ........61 Yamaha Security System indicator Starting engine ........62 Checks after starting engine ..63 (optional) ........39 Engine warm-up indicator....39 Cooling water ........
  • Page 6 Flushing cooling water passage ..74 IMPORTANT WARRANTY Checking painted surface of INFORMATION IF YOU USE outboard motor....... 75 YOUR YAMAHA OUTSIDE Periodic maintenance..... 75 THE U.S.A. OR CANADA ..105 Replacement parts ......76 Maintenance interval guidelines ..76 INDEX ..........

  • Page 7: Safety Information

    Safety information EMU33623 EMU33661 Outboard motor safety Power trim and tilt Body parts can be crushed between the mo- Observe these precautions at all times. tor and the clamp bracket when the motor is EMU36502 Propeller trimmed or tilted. Keep body parts out of this People can be injured or killed if they come area at all times.

  • Page 8: Gasoline Exposure And Spills

    Safety information cording to the procedure on page 61 to occupant. Yamaha recommends that you reduce the risk of fire and explosion. must wear a PFD whenever boating. At a minimum, children non-swimmers EMU33821 Gasoline exposure and spills should always wear PFDs, and everyone Take care not to spill gasoline.

  • Page 9: Avoid Collisions

    Safety information dling and lead to an accident, capsizing or boating in hazardous weather. swamping. EMU44161 Accident reporting EMU33773 Avoid collisions Boat operators are required by law to file a Scan constantly for people, objects, and oth- Boating Accident Report with their boating er boats.

  • Page 10: Passenger Training

    Safety information quest one by mail. To take this free course, safety and laws. go to boatus.org. For Canada In the U.S.A. United States Coast Guard All operators of pleasure craft must illustrate competency by means of a Pleasure Craft Consumer Affairs Staff (G-BC) Operators Card with the exception of Per- Office of Boating, Public, and Consumer Af-...

  • Page 11: Basic Boating Rules (Rules Of The Road)

    Safety information In Canada Stand-on vessel National Marine Manufacturers Associa- The vessel with the right-of-way has the duty tion Canada to continue its course and speed, except to 14 McEwan Drive avoid an immediate collision. When you Suite 8 maintain your direction and speed, the other Bolton, ON vessel will be able to determine how best to L7E 1H1...

  • Page 12: Other Special Situations

    Safety information Crossing: (you are traveling across the oth- Crossing When two power driven vessels are crossing er vessel’s path) each other’s path close enough to run the Overtaking: (you are passing or being risk of collision, the vessel which has the oth- passed by another vessel) er on the starboard (right) side must keep out In the following illustration, your boat is in the...
  • Page 13 Safety information bend that may obstruct the view of other wa- er is going towards the port). This means that ter vessels, the operator should sound a pro- red buoys are passed on the starboard longed blast on the whistle (4 to 6 seconds). (right) side when proceeding from open wa- If another vessel is around the bend, it too ter into port, and black buoys are to port (left)
  • Page 14 Safety information ZMU01708...

  • Page 15: General Information

    Yamaha dealer or for control to the outboard motor. reference in case your outboard motor is sto- TIP: len.

  • Page 16: Key Number

    General information tions. This outboard motor conforms to certain por- tions of the European Parliament directive relating to machinery. Each conformed outboard motor accompa- nied with EC DoC.EC DoC contains the fol- lowing information; Name of Engine Manufacture  Model name ...

  • Page 17: Compliance Mark And Manufactured Date Label

    General information ZMU08190 ZMU06040 EMU46132 1. Regulatory Compliance Mark (RCM) Compliance mark and manufactured date label ICES-002 Compliance Label Engines affixed with this mark meet all re- Engines affixed with this label conform to the quirements of the Canadian Interference regulations for each country.
  • Page 18 General information ZMU08192 1. Manufactured date...

  • Page 19: 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. EMU33836 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. ZMU07261...
  • Page 20 General information 6EE-H1994-40 6EE-G2794-40 6EE-H1994-50 6EE-G2794-50 ZMU06191 helm, which could prevent a runaway EMU34652 Contents of labels boat. The above warning labels mean as follows. EMU33851 Other labels EWM01682 WARNING Keep hands, hair, and clothing away  from rotating parts while the engine is running.
  • Page 21 General information Electrical hazard EMU35133 Symbols The following symbols mean as follows. Notice/Warning ZMU05666 ZMU05696 Read Owner’s Manual ZMU05664 Hazard caused by continuous rotation ZMU05665...

  • Page 22: Specifications And Requirements

    Specifications and requirements Power unit: EMU40501 Specifications Type: TIP: 4-stroke DOHC V6 24 valves Total displacement: “(SUS)” indicates that the specification is for 4169 cm (254.4 c.i.) the outboard motor when it is equipped with Bore  stroke: a stainless steel propeller. 96.0 ...

  • Page 23: Installation Requirements

    Specifications and requirements Trim and tilt system: Gear oil quantity: Power trim and tilt 1.040 L (1.099 US qt, 0.915 Imp.qt) Tightening torque: Propeller mark: M/T (F225CA, F250CA, F300CA) Spark plug: ML/TL (LF225CA, LF250CA, 28 Nm (2.86 kgf-m, 20.7 ft-lb) LF300CA) Propeller nut: Fuel and oil:...

  • Page 24: Digital Electronic Control Requirements

    Do not use a battery that does not meet  placed the specified capacity. If a battery that Consult your Yamaha dealer for setting. does not meet specifications is used, the electric system could perform poor- ly or be overloaded, causing electric...

  • Page 25: Propeller Selection

    Your Yamaha dealer can help you select the that the total battery rating never ex- right propeller for your boating needs. Select ceed the maximum CCA rating.

  • Page 26: Counter Rotation Models

    89. ZMU06854 EMU35141 Start-in-gear protection Yamaha outboard motors or Yamaha-ap- proved digital electronic control units are equipped with start-in-gear protection de- vice(s). This feature permits the engine to be started only when it is in neutral. Always se-...

  • Page 27: Fuel Requirements

    Ethanol, which is typically referred to as E10 gasoline. According to federal regulations, E10 gasoline may con- tain up to 10% Ethanol. A high quality gasoline without Ethanol is the preferred fuel for your Yamaha outboard mo-...

  • Page 28: Gasoline Additives

    However, if gasoline with Ethanol is the from the gasoline in a layer at the bottom only fuel available in your area, your Yamaha of the fuel tank. This ethanol and water outboard motor is calibrated to run properly...

  • Page 29: Anti-Fouling Paint

    Specifications and requirements corrosion damage could occur. Yamaha recommends the use of two Yama- lube gasoline additives to reduce internal de- Anti-fouling paint can increase drag  (friction) between the boat and the wa- posits and extend the storage life of gasoline.

  • Page 30: Emission Control Information

    CERTIFIED COMPONENTS. plugs. FAMILY : MAX POWER : FELs(HC+NOx / CO) : g/kW-hr DISPLACEMENT : liters Consult your Yamaha dealer for details. IDLE SPEED : ± rpm IN NEUTRAL FUEL : GASOLINE SPARK PLUG : SPARK PLUG GAP (mm) :...
  • Page 31 Specifications and requirements ZMU01702 ZMU01704 EMU40341 EMU33862 Two Stars—Very Low Emission Four Stars—Super Ultra Low Emission The two-star label identifies engines that The four-star label identifies engines that meet the Air Resources Board’s Personal meet the Air Resources Board’s Sterndrive Watercraft and Outboard marine engine and Inboard marine engine 2009 exhaust 2004 exhaust emission standards.

  • Page 32: Components

    Components EMU46721 Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all mod- els (order from dealer). ZMU07139 1. Top cowling 2. Idle hole 3. Anti-cavitation plate 4. Trim tab (anode) 5.
  • Page 33 Components ZMU07140 1. Ignition coil 2. Oil dipstick 3. Cowling lock lever 4. Power trim and tilt switch 5. Flushing device 6. Oil level plug 7. Gear oil drain screw 8. Cooling water inlet 9. Anode 10. Power trim and tilt unit 11.

  • Page 34: Optional Items

    Components EMU46731 Optional items The following items are available from your Yamaha dealer. For details, consult your Yamaha dealer. ZMU08525 1. Digital electronic control (single type) 2. Switch panel (for use with single type) 3. Digital electronic control (twin type) 4.

  • Page 35: Yamaha Security System (Y-Cop)

    EMU46750 Yamaha Security System (Y-COP) ECM02461 NOTICE The Yamaha Security System is sold in conformity with the relevant laws and regulations regarding radio wave trans- mission. Therefore, if this product is used outside the country where it was sold, it...

  • Page 36: Digital Electronic Control Box

    Digital electronic control-alert 4. Free throttle switch indicator 5. Throttle friction adjuster 6. Power trim and tilt switch The digital electronic control-alert indicator lights when trouble occurs in the connection between the digital electronic control and outboard motor. Consult your Yamaha deal-...

  • Page 37: Control Lever

    Components er for details. ZMU05878 ZMU05889 1. Neutral “ ” 2. Forward “ ” 3. Reverse “ ” 4. Shift 5. Fully closed 6. Throttle 7. Fully open EMU35003 Free throttle switch In neutral, keep this switch pressed, move ZMU05891 the control lever forward, and release the switch after the digital electronic control-ac- 1.

  • Page 38: Throttle Friction Adjuster

    Components During operation the digital electronic con-  trol-active indicator changes from continu- 22.5 ously lit to blinking. When the indicator starts blinking, the throttle begins to open after the control lever is moved at least 22.5. After using the free throttle switch, return ...

  • Page 39: Engine Shut-Off Cord (Lanyard) And Clip

    Components ZMU05819 ZMU07143 When constant speed is desired, tighten the adjuster to maintain the desired throttle set- ting. EMU25996 Engine shut-off cord (lanyard) and clip The clip must be attached to the engine shut- off switch for the engine to run. The cord should be attached to a secure place on the operator’s clothing, or arm or leg.

  • Page 40: Start/Stop Switch Panel

    Components gine. When the key is released, it returns automatically to the “ ” (on) position. START ZMU07174 1. Indicator ZMU07145 2. Start/Stop button EMU41632 All Start/Stop switch panel The Start/Stop button allows all engines to start or turn off. ZMU07146 EMU41622 Start/Stop switch panel...

  • Page 41: Power Trim And Tilt Switch On Bottom Cowling

    Components pages 67 and 69. ZMU07151 ZMU05822 1. Power trim and tilt switch EMU26156 Power trim and tilt switch on bottom EMU35161 cowling Power trim and tilt switches (twin The power trim and tilt switch is located on type) the side of the bottom cowling. Pushing the The power trim and tilt system adjusts the switch “...

  • Page 42: Trim Tab With Anode

    Components EMU26246 Trim tab with anode EWM00841 WARNING An improperly adjusted trim tab could cause difficult steering. Always test run after the trim tab has been installed or re- placed to be sure steering is correct. Be sure you have tightened the bolt after ad- justing the trim tab.

  • Page 43: Cowling Lock Lever

    Components using a garden hose and tap water. For in- ECM00661 NOTICE structions on using the flushing device, see Do not use the tilt support lever or knob page 74. when trailering the boat. The outboard motor could shake loose from the tilt sup- port and fall.
  • Page 44 1. Fuel filter TIP: Adding an in-line 10-micron fuel filter has been shown to greatly reduce the chance of fuel contamination problems. Consult your dealer for information about Yamaha 10-mi- cron fuel filters if your boat does not have one.

  • Page 45: Instruments And Indicators

    EMU41643 play, see the 6Y9 Multifunction Color Gauge Yamaha Security System indicator owner’s manual. (optional) This indicator appears when the Yamaha Security System is in lock mode. Make sure it is off before starting the engine. CANCEL MENU ZMU07233 1.

  • Page 46: Overheat Alert

    Serious engine damage will occur. Do not continue to operate the engine if  an alert device has activated. Consult your Yamaha dealer if the problem can- ZMU07237 not be located and corrected. EMU41682 EMU41691 Overheat alert...

  • Page 47: Water Separator Alert

    ZMU07251 ZMU07242 ZMU07252 Get back to the port soon if the low battery voltage-alert device has activated. For charging the battery, consult your Yamaha dealer. EMU41711 Engine trouble alert ZMU07250 The pop-up window will appear if the engine Stop the engine immediately and see page...

  • Page 48: 6Yc Multifunction Meter

    For infor- mation on other settings or changing the ZMU07254 displayed optional items, see the operation manual included with the 6YC Multifunction Return to port and consult a Yamaha dealer meter. immediately. EMU46661 6YC Multifunction meter...
  • Page 49 ZMU08332 1. Engine trouble-alert indicator ECM00921 NOTICE In such an event, the engine will not oper- ate properly. Consult a Yamaha dealer im- ZMU08326 mediately. 1. Yamaha Security System indicator (optional) Low battery voltage alert Make sure that the Yamaha Security System If the battery voltage drops, the pop-up win- indicator is off before starting the engine.
  • Page 50 Stop the engine immediately and see page voltage-alert device has activated. For 99 of this manual to drain the water from the charging the battery, consult your Yamaha fuel filter. Get back to the port soon and con- dealer. sult a Yamaha dealer immediately.
  • Page 51 Stop the engine immediately if the buzzer vice has activated while the appropriate en- sounds and the overheat device has activat- gine oil quantity is maintained, consult your ed. Check the cooling water inlet for clog- Yamaha dealer. ging. ECM01602 ECM01594 NOTICE...

  • Page 52: 6Y8 Multifunction Meters

    Instruments and indicators your Yamaha dealer if the problem can- 6Y8 Multifunction speed & fuel meter not be located and corrected. EMU46651 6Y8 Multifunction meters There are two types of 6Y8 Multifunction me- ters. 6Y8 Multifunction tachometer  6Y8 Multifunction speed & fuel meter ...
  • Page 53 Yamaha dealer immediately. MODE ZMU08412 1. Yamaha Security System indicator (optional) ZMU08414 Make sure that the Yamaha Security System indicator is off before starting the engine. 1. Engine trouble-alert indicator Water separator-alert indicator ECM00921 If water has accumulated in the water sepa-...
  • Page 54 Do not continue to operate the engine if  an alert device has activated. Consult your Yamaha dealer if the problem can- not be located and corrected. Low oil pressure-alert indicator If the engine oil pressure drops too low, the...

  • Page 55: Engine Control System

    The engine speed will automatically de- an alert device has activated. Consult  crease to about 2000 r/min. your Yamaha dealer if the problem cannot The overheat-alert indicator of the 6Y8 be located and corrected.  Multifunction Tachometer will light or blink.

  • Page 56: Low Oil Pressure Alert

    Engine control system The buzzer will sound. switch of the engine overheating. If the alert  system has activated, stop the engine and tilt the outboard motor up to check the cooling water inlet for clogging. If the alert system has still activated, tilt the overheated out- board motor up and return to the port.

  • Page 57: Water Separator Alert

    Check the oil level and add oil as needed. If the oil level is correct and the alert device does not switch off, consult your Yamaha dealer. Twin engine drive users: If the low oil pressure alert system of one en- gine activates, both engines will slow down and the buzzer will sound.
  • Page 58 If the alert system has activated, stop the en- gine immediately and see page 99 of this manual to drain the water from the fuel filter. Get back to the port soon and consult a Yamaha dealer immediately. ECM02471 NOTICE Although the buzzer will stop when the...

  • Page 59: Installation

    Consult your gine overheating. If the engine is mounted Yamaha dealer or boat manufacturer for fur- too low, water resistance (drag) will increase, ther information on determining the proper thereby reducing engine efficiency and per- mounting location.
  • Page 60 Test runs at differ- 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 height.

  • Page 61: Operation

    NOTICE: Failure to follow the break-in The outboard motor is shipped from the fac- procedure could result in reduced engine tory without engine oil. If your Yamaha deal- life or even severe engine damage. [ECM00802] er did not fill the engine with engine oil, you...

  • Page 62: Checks Before Starting Engine

    Operation EMU36414 2. Bottom cowling Checks before starting engine 3. Top cowling EWM01922 WARNING If any item in “Checks before starting en- gine” is not working properly, have it in- spected and repaired before operating the outboard motor. Otherwise, an acci- dent could occur.

  • Page 63: Controls

    Check the engine shut-off cord and clip for is between the upper and lower marks. damage, such as cuts, breaks, and wear. Consult your Yamaha dealer if the oil level is not at the proper level or if it ap- pears milky or dirty.

  • Page 64: Outboard Motor

    Check the rubber seal for damage. If the garden hose connector to the fitting on rubber seal is damaged, have it replaced the bottom cowling and tighten it secure- by a Yamaha dealer. ly. Otherwise, cooling water will leak out during operation, causing the engine to overheat.
  • Page 65 Operation Check that the rubber seal is seated all the way around the bottom cowling. Check that all of the cowling lock levers are pulled outward. Align the 3 protrusions on the top cowl- ing with the corresponding holders on the bottom cowling, and then place the top cowling on the bottom cowling.

  • Page 66: Checking Power Trim And Tilt System

    Battery Check the battery’s charge. If your boat is Use the tilt support lever to lock the mo- equipped with a Yamaha digital speedome- tor in the up position. Operate the tilt ter, the voltmeter and low battery alert func- down switch briefly so the motor is sup- tions will help you monitor the battery’s...

  • Page 67: Filling Fuel

    Wipe up any spilled gasoline immediate- If the battery needs charging, consult your ly with dry rags. Dispose of rags properly Yamaha dealer or the battery manufacturer’s according to local laws or regulations. instructions. EMU40252...

  • Page 68: Starting Engine

    Attach the engine shut-off cord to a se- tor blinks, consult your Yamaha dealer im- cure place on your clothing, or your arm mediately. or leg. Then install the clip on the other...

  • Page 69: Checks After Starting Engine

    Operation ZMU07217 ZMU07148 Turn the main switch to “ ” (start), When starting the engine using the and hold it for a maximum of 5 seconds. Start/Stop button on the All Start/Stop NOTICE: Never turn the main switch switch panel, press the button to start to “...

  • Page 70: Warming Up Engine

    Check that the engine stops when the clip  hole is blocked. Consult your Yamaha is pulled from the engine shut-off switch. dealer if the problem cannot be located Check that the engine cannot be started ...

  • Page 71: Stopping Boat

    Operation equipped). Move the control lever firmly and crisply forward (for forward gear) or backward (for reverse gear) 22.5 (a detent can felt). 22.5 22.5 ZMU05829 EMU31743 Stopping boat EWM01511 WARNING ZMU05831 Do not use the reverse function to slow ...

  • Page 72: Stopping Engine

    Operation r/min. The display will show the engine TIP: speed when the engine speed is increased Trolling is affected by currents and other  from the fully closed position during trolling operating conditions and may differ from speed setting mode. When the throttle is re- the actual engine speed.

  • Page 73: Trimming Outboard Motor

    Operation ZMU07150 TIP: 1. Trim operating angle The engine can also be stopped by pulling  the cord and removing the clip from the en- EMU27889 Adjusting trim angle (Power trim and gine shut-off switch, then turning the main switch to “ ”...

  • Page 74: Adjusting Boat Trim

    Operation ZMU05834 Bow Up Too much trim-out puts the bow of the boat too high in the water. Performance and econ- omy are decreased because the hull of the boat is pushing the water and there is more air drag. Excessive trim-out can also cause the propeller to ventilate, which reduces per- formance further, and the boat may “por- poise”...

  • Page 75: Tilting Up And Down

    Operation tilt the outboard motor up after it has been stopped 30 seconds or more. EMU3550B Procedure for tilting up (power trim and tilt models) Place the control lever in neutral. TIP: Depending on the type of boat, the outboard motor trim angle may have little effect on the trim of the boat when operating.

  • Page 76: Procedure For Tilting Down (Power Trim And Tilt Models)

    Operation ZMU07177 Set the tilt support lever to support the engine. WARNING! After tilting the outboard motor, be sure to support it with the tilt support knob or tilt sup- port lever. Otherwise the outboard motor could fall back down suddenly if oil in the power trim and tilt unit or in the power tilt unit loses pressure.

  • Page 77: Shallow Water

    Operation ZMU07178 ZMU07179 Push the power trim and tilt switch “ ” EMU28063 Shallow water (down) to lower the outboard motor to the desired position. EMU40702 Cruising in shallow water The outboard motor can be tilted up partially to allow operation in shallow water. ECM02361 NOTICE Do not tilt the outboard motor up so that...

  • Page 78: Operating In Other Conditions

    Operation mal running position, press the power trim and tilt switch and slowly tilt the out- board motor down. EMU41371 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 ZMU05829 corrosion and clogging of the cooling water...

  • Page 79: Maintenance

    Maintenance EMU41532 EMU35412 Transporting and storing Storing outboard motor When storing your Yamaha outboard motor outboard motor for prolonged periods of time (2 months or EWM02641 longer), several important procedures must WARNING be performed to prevent excessive damage. USE CARE when transporting fuel tank, ...

  • Page 80: Procedure

    Seal replacement should be per- A partially filled fuel tank, less than 7/8 full formed by an authorized Yamaha dealer but not completely empty, is not recommend- prior to use. ed. Air space above the gasoline allows air Lubricate all grease fittings.

  • Page 81: Checking Painted Surface Of Outboard Motor

    If you do not have the proper skills, tools, or supplies ZMU05844 to perform a maintenance procedure, 1. Fitting have a Yamaha dealer or other qualified 2. Garden hose connector mechanic do the work. 3. Garden hose adapter The procedures involve disassembling the motor and exposing dangerous parts.

  • Page 82: Replacement Parts

    Yamaha marine dealership. A service manual is available for purchase through your Yamaha dealer for owners who have the mechanical skills, tools, and other equipment necessary to perform mainte- nance not covered by this owner’s manual.

  • Page 83: Maintenance Chart 1

     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 84 Maintenance Initial Every Item Actions Page 20 hours 100 hours 300 hours 500 hours (3 months) (1 year) (3 years) (5 years) Inspection or Fuel filter (can be replacement as disassembled) necessary Fuel line (High Inspection — pressure) Inspection or Fuel line (High replacement as —...

  • Page 85: Maintenance Chart 2

    Connector connec- Inspection or tions/lead connec- replacement as — tions necessary (Yamaha) Inspection — Meter/gauge EMU46240 *1 cylinder head exhaust passage *2 cylinder head, cylinder block, cylinder block thermostat portion, oil cooler cover, exhaust guide EMU46080 Maintenance chart 2...

  • Page 86: Greasing

    Maintenance EMU41302 Greasing Yamalube Marine Grease ZMU07181 ponent. The condition of the spark plug can EMU40665 Inspecting spark plug indicate something about the condition of the The spark plug is an important engine com- engine. For example, if the center electrode...
  • Page 87 Do not attempt to diagnose any problems yourself. Instead, take the out- board motor to a Yamaha dealer. You should periodically remove and check the spark plug because heat and deposits will cause the spark plug to slowly break down and erode.

  • Page 88: Inspecting Engine Idle Speed

    Maintenance To install the spark plug Wipe off any dirt from the threads, insu- lator, and gasket surface of the spark plug. Install the spark plug, and then tighten it to the specified torque. Spark plug tightening torque: 28 Nm (2.86 kgf-m, 20.7 ft-lb) ZMU06948 TIP: To check the spark plug...

  • Page 89: Changing Engine Oil

    Maintenance be accurate. [ECM01862] Inspect the engine idle speed. If the en- gine idle speed is out of specification, consult a Yamaha dealer or other quali- fied mechanic. Idle speed (in neutral): 650–750 r/min EMU41207 Changing engine oil ZMU05843 EWM00761 WARNING Start the engine.
  • Page 90 13. Recheck the oil level using the dipstick to be sure the level falls between the up- per and lower marks. Consult your Yamaha dealer if the oil level is out of ZMU07184 specified level. 1. Oil changer Add the correct amount of oil through the filler hole.
  • Page 91 Maintenance TIP: For more information on the disposal of  used oil, consult your Yamaha dealer. Change the oil more often when operating  the engine under adverse conditions such as extended trolling. Changing the engine oil by draining the oil Put the outboard motor in an upright po- sition (not tilted).
  • Page 92 Maintenance ZMU07958 ZMU07959 1. Apron 1. Drain screw 2. Gasket Remove the oil filler cap. TIP: If the oil does not drain easily, change the tilt angle or turn the outboard motor to port and starboard to drain the oil. 10.
  • Page 93 16. Recheck the oil level using the dipstick [ECM01851] to be sure the level falls between the up- per and lower marks. Consult your Yamaha dealer if the oil level is out of specified level. ZMU07020 Recommended engine oil: YAMALUBE 4M FC-W or 4-stroke out-...

  • Page 94: Inspecting Wiring And Connectors

    22. Dispose of used oil according to local regulations. TIP: For more information on the disposal of  used oil, consult your Yamaha dealer. Change the oil more often when operating  the engine under adverse conditions such as extended trolling.

  • Page 95: Inspecting Propeller

    Maintenance when loosening or tightening the propeller nut. Place a block of wood between the anti- cavitation plate and the propeller to prevent the propeller from turning. ZMU07186 ZMU06953 Checkpoints Check each of the propeller blades for ero-  sion from cavitation or ventilation, and oth- er damage.

  • Page 96: Installing Propeller

    Maintenance ening the propeller nut. to install the thrust washer before in- [EWM01891] stalling the propeller. Otherwise, the lower case and propeller boss could be damaged. [ECM01882] Install the spacer, washer, and propeller nut. Tighten the propeller nut to the specified torque.

  • Page 97: Changing Gear Oil

    NOTICE: Check the used gear oil after board motor in a vertical position, have a it has been drained. If the gear oil is Yamaha dealer change the gear oil. milky or contains water or a large Tilt the outboard motor so that the gear...

  • Page 98: Inspecting And Replacing Anode(S)

    Gear oil quantity: 1.040 L (1.099 US qt, 0.915 Imp.qt) EMU29318 Inspecting and replacing anode(s) Yamaha outboard motors are protected from corrosion by sacrificial anodes. Inspect the external anodes periodically. Remove scales from the surfaces of the anodes. Consult a Yamaha dealer for replacement of external anodes.

  • Page 99: Checking Battery (For Electric Start Models)

    Consult a functions will help you monitor the bat- Yamaha dealer for inspection and replace- tery’s charge. If the battery needs charg- ment of internal anodes attached to the pow- ing, consult your Yamaha dealer.

  • Page 100: Connecting The Battery

    Connecting an accessory battery (optional) arcing and cause an explosion. If connecting an accessory battery, consult your Yamaha dealer about correct wiring. [EWM01913] For the fuse size, see ABYC (E-11). EMU35496 Connecting the battery...

  • Page 101: Disconnecting The Battery

    EMU38661 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 102: Trouble Recovery

    A. Clean or replace fuel filter. ing, consult your Yamaha dealer. Q. Is fuel pump malfunctioning? Starter will not operate. A. Have serviced by a Yamaha dealer. Q. Does the Digital electronic control-alert in- dicator come on? Q. Are spark plugs fouled or of incorrect A.
  • Page 103 Q. Is low oil pressure-alert indicator on or blinking? Q. Are ignition parts malfunctioning? A. Have serviced by a Yamaha dealer. A. Have serviced by a Yamaha dealer. Q. Is heat range of spark plugs incorrect? Q. Has alert system activated? A.
  • Page 104 Trouble Recovery (r/min) range. Q. Are electrical parts malfunctioning? Q. Is outboard motor mounted at incorrect A. Have serviced by a Yamaha dealer. height on transom? A. Have outboard motor adjusted to proper Q. Is specified fuel not being used? transom height.

  • Page 105: Temporary Action In Emergency

    If the boat is operated with one engine in Q. Is steering pivot loose or damaged? the water but not running, water may run A. Have serviced by a Yamaha dealer. into the exhaust pipe due to wave action, EMU29434 Temporary action in causing engine trouble.

  • Page 106: Power Trim And Tilt Unit Will Not Operate

    3. Isolator fuse (100 A) 1. Fuse puller 4. Fuel feed pump fuse (10 A) Consult your Yamaha dealer if the new fuse 5. Main switch / PTT switch / Digital electronic control ECM (Electronic control module) fuse immediately blows again.

  • Page 107: Water Separator-Alert Indicator Blinks While Cruising

    Trouble Recovery Stop the engine. Remove the top cowling. Remove the bolts, and then remove the fuel filter cover. ZMU07196 1. Manual valve screw Tilt the outboard motor up manually to ZMU07519 the desired position, and then tighten the 1. Bolt manual valve screw by turning it clock- 2.

  • Page 108: Treatment Of Submerged Motor

    Put the O-ring on the filter cup in its orig- If the outboard motor is submerged, immedi- inal position, and then install the filter ately take it to a Yamaha dealer. Otherwise cup onto the filter housing. NOTICE: Be some corrosion may begin almost immedi- careful not to twist the water detec- ately.

  • Page 109: Consumer Information (For North America)

    Owner’s Manual. The owner of the outboard motor shall give notice to an authorized Yamaha Outboard Motor Dealer of any and all apparent defects within ten (10) days of discovery and make the motor available at that time for inspection and repairs at the dealer’s place of business.
  • Page 110 TRANSFER OF WARRANTY Transfer of the warranty from the original purchaser to any subsequent purchaser is possible by having the motor inspected by an authorized Yamaha Outboard Motor Dealer and requesting the dealer to submit a change of registration to Yamaha within ten (10) days of the transfer.

  • Page 111: Important Warranty Information If You Use Your Yamaha Outside The U.s.a. Or Canada

    He will be able to contact Yamaha on your behalf to see if any refund can be provided.

  • Page 112: Index

    INDEX Control functions, checking....57 Cooling water ........63 6Y8 Multifunction meters ...... 46 Cowling lock lever ......... 37 6Y9 Multifunction Color Gauge..... 39 6YC Multifunction meter ....... 42 Digital electronic control-active indicator ..........30 Accident reporting........3 Digital Electronic Control alert ....49 Alcohol and drugs ........
  • Page 113 INDEX Fuel level ..........56 Outboard motor, checking ....58 Fuel requirements......... 21 Outboard motor disposal Fuel system .......... 56 requirements........23 Fuse, replacing ........99 Outboard motor (painted surface), checking ..........75 Outboard motor safety ......1 Outboard motor serial number ....9 Gasoline..........
  • Page 114 INDEX Shifting (checks after engine warm Yamaha Security System (Y-COP)..29 up) ............64 Spark plug, inspecting ......80 Specifications........16 Star labels..........24 Start-in-gear protection ......20 Starting engine........62 Start/Stop switch panel ......34 Steering and sailing rules and sound signals ..........
  • Page 115 — 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 116 Printed in Japan November 2015–2.8  1 ! Printed on recycled paper...

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