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Operation

73

3.

Pull the tilt support lever toward you to
support the engine.

WARNING! After

tilting the outboard motor, be sure to
support it with the tilt support knob or
tilt support lever. Otherwise the out-
board motor could fall back down
suddenly if oil in the power trim and tilt
unit or in the power tilt unit loses pres-

sure.

[EWM00263]

NOTICE:

Do not use the

tilt support lever or knob when traile-
ring the boat. The outboard motor
could shake loose from the tilt support
and fall. If the motor cannot be
trailered in the normal running posi-
tion, use an additional support device
to secure it in the tilt position. For
more detailed information, see page
76.

[ECM01642]

EMU42702

Procedure for tilting down

1.

Push the power trim and tilt switch “

”

(up) until the outboard motor is support-
ed by the tilt rod and the tilt support lever
becomes free.

2.

Release the tilt support lever.

1. Power trim and tilt switch

1. Power trim and tilt switch

1. Power trim and tilt switch

ZMU07850

UP

1

1

UP

ZMU08096

1. Tilt support lever

1. Tilt support lever

1

ZMU08097

1

ZMU08099

U6EK30E0.book Page 73 Wednesday, January 29, 2014 4:03 PM

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Summary of Contents for LF115

Page 1: ...Read this manual carefully before operating this outboard motor OWNER S MANUAL F115 LF115 F115B1 FL115B1 LIT 18626 10 38 6EK 28199 30 E0 U6EK30E0 book Page 1 Wednesday January 29 2014 4 03 PM ...

Page 2: ... pour provoquer le cancer des anomalies congénitales et des troubles de la reproduction 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 U6EK30E0 book Page 1 Wednesday January 29 2014 4 03 PM ...

Page 3: ...repancies between your machine and this manual If there is any question concerning this manual please consult your Yamaha dealer To ensure long product life Yamaha recom mends that you use the product and perform the specified periodic inspections and main tenance by correctly following the instruc tions in the owner s manual Any damage resulting from neglect of these instructions is not covered b...

Page 4: ...0 Read manuals and labels 11 Warning labels 11 Specifications and requirements 14 Specifications 14 Installation requirements 15 Boat horsepower rating 15 Mounting outboard motor 15 Yamaha Security System if equipped 15 Remote control requirements 16 Battery requirements 16 Specifications of Battery 16 Mounting battery 16 Propeller selection 17 Counter rotation models 17 Start in gear protection 1...

Page 5: ... Water separator alert indicator 44 6Y8 Multifunction meters 44 6Y8 Multifunction tachometers 44 Start up checks 45 Yamaha Security System information if equipped 45 Low oil pressure alert 46 Overheat alert 46 Water separator alert 47 Engine trouble alert 47 Low battery voltage alert 47 6Y8 Multifunction speed fuel meters 48 6Y8 Multifunction speedometers 49 6Y8 Multifunction fuel management meter...

Page 6: ...odic maintenance 80 Replacement parts 80 Maintenance interval guidelines 80 Maintenance chart 1 81 Maintenance chart 2 83 Greasing 84 Inspecting spark plug 85 Inspecting idle speed 86 Changing engine oil 86 Inspecting wiring and connectors 89 Checking propeller 89 Removing propeller 90 Installing propeller 90 Changing gear oil 91 Inspecting and replacing anode s 93 Checking battery for electric st...

Page 7: ...ocution EMU33661 Power trim and tilt Body parts can be crushed between the mo tor and the clamp bracket when the motor is trimmed or tilted Keep body parts out of this area at all times Be sure no one is in this area before operating the power trim and tilt mechanism The power trim and tilt switches operate even when the main switch is off Keep people be away from the switches whenever working aro...

Page 8: ...oating fatalities EMU40281 Personal flotation devices PFDs Have an approved PFD on board for every occupant Yamaha recommends that you must wear a PFD whenever boating At a minimum children and non swimmers should always wear PFDs and everyone should wear PFDs when there are potentially hazardous boating conditions EMU33732 People in the water Always watch carefully for people in the wa ter such a...

Page 9: ...operators are required by law to file a Boating Accident Report with their boating law enforcement agency if their boat is in volved in any of the following accidents 1 There is loss of life or probable loss of life 2 There is personal injury that requires medical attention beyond first aid 3 There is property damage to boats or other property over a certain amount 4 There is complete loss of a bo...

Page 10: ...asically the same as the International Rules of the Road The rules presented in the following section are con densed and have been provided for your convenience only Contact the U S Coast Guard the National Association of State Boating Law Administra tors or your local Power Squadron for a com plete set of rules governing the waters in which you will be using your boat EMU44740 Boating organizatio...

Page 11: ...to avoid an immediate collision When you maintain your direction and speed the other vessel will be able to determine how best to avoid you Give way vessel 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 vessel Normally you should not cross in front of the vessel with the right of way You should slow down or chan...

Page 12: ...el which has the other on the starboard right side must keep out of the way of the other If the other vessel is on your right you must keep out of its way you are the Give Way vessel If the other vessel is on your port left side remember that you should maintain course and direction provid ed the other vessel gives you the right of way as it should Overtaking If you are passing another vessel you ...

Page 13: ...in such a channel Reading buoys and other markers The waters of the United States are marked for safe navigation by the lateral system of buoyage Simply put buoys and markers have an arrangement of shapes colors num bers and lights to show which side of the buoy a boater should pass on when navigat ing in a particular direction The markings on these buoys are oriented from the perspec tive of bein...

Page 14: ...Safety information 8 ZMU01708 U6EK30E0 book Page 8 Wednesday January 29 2014 4 03 PM ...

Page 15: ...u need a new key EMU38981 EC Declaration of Conformity DoC This declaration is included with outboard motors that conform to European regula tions This outboard motor conforms to certain por tions of the European Parliament directive re lating to machinery Each conformed outboard motor accompa nied with EC DoC EC DoC contains the fol lowing information Name of Engine Manufacture Model name Product...

Page 16: ...Engines affixed with this label conform to cer tain portion s of the Australian Radio Com munications Act 1 CE marking location 1 C Tick label location 1 ZMU08137 ZMU06040 1 ZMU08066 ZMU01697 U6EK30E0 book Page 10 Wednesday January 29 2014 4 03 PM ...

Page 17: ... 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 EMU33834 Warning labels If these labels are damaged or missing contact your Yamaha dealer for replacements 1 3 2 ZMU08067 U6EK30E0 book Page 11 Wednesday January 29 2014 4 03 PM ...

Page 18: ...r remove electrical parts when starting or during operation 2 WARNING EWM01672 Read Owner s Manuals and labels Wear an approved personal flotation de vice PFD Attach engine shut off cord lanyard to your PFD arm or leg so the engine stops if you accidentally leave the helm which could prevent a runaway boat EMU33851 Other labels 1 2 ZMU06191 3 ZMU05710 U6EK30E0 book Page 12 Wednesday January 29 201...

Page 19: ...33 Symbols The following symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 U6EK30E0 book Page 13 Wednesday January 29 2014 4 03 PM ...

Page 20: ...n Power unit Type 4 stroke DOHC L4 16 valves Total displacement 1832 cm 111 8 c i Bore stroke 81 0 88 9 mm 3 19 3 50 in Ignition system TCI Spark plug NGK LKR6E Spark plug gap 0 8 0 9 mm 0 031 0 035 in Steering system Remote steering Starting system Electric starter Starting carburetion system Fuel injection Valve clearance IN cold engine 0 17 0 24 mm 0 0067 0 0094 in Valve clearance EX cold engin...

Page 21: ... oil filter 18 Nm 1 84 kgf m 13 3 ft lb EMU33555 Installation requirements EMU33565 Boat horsepower rating WARNING EWM01561 Overpowering a boat can cause severe in stability Before installing the outboard motor s con firm that the total horsepower of your out board motor s does not exceed the boats maximum horsepower rating See the boat s capacity plate or contact the manufacturer EMU40491 Mountin...

Page 22: ...the engine from starting un less it is in neutral EMU25695 Battery requirements EMU44721 Specifications of Battery Use a fully charged battery that meets the fol lowing specifications The engine cannot be started if battery voltage is too low For North America For Oceania NOTICE ECM01063 Do not use a battery that does not meet the specified capacity If a battery that does not meet specifications i...

Page 23: ...or your maximum load but remember that you may need to reduce your throttle setting to stay within the recommended engine speed range when carrying lighter loads To check the propeller see page 89 EMU36313 Counter rotation models Standard outboard motors rotate clockwise Counter rotation models rotate counterclock wise and are typically used in multiple motor setups On counter rotation models be s...

Page 24: ... fuel you are using Yamaha recommends that you switch to a recognized high quality brand of gaso line such as a gasoline that is advertised as Top Tier Detergent Gasoline North America only NOTICE Failure to comply with these recommendations may also result in un scheduled maintenance fuel system dam age and internal engine damage ECM04480 For North America Recommended engine oil YAMALUBE 4M FC W ...

Page 25: ...taining ethanol has several properties that may cause boat fuel system problems Ethanol is a strong solvent cleaning agent that can clean gum and varnish deposits from a boat s fuel system particularly in older boats as well as tanks and pipes used in gasoline distribution These re leased deposits contaminate the fuel and can cause problems such as clogged fuel filters carburetors or fuel injector...

Page 26: ...er Plus added to fresh gasoline will help protect the fuel system from varnishing while helping to keep the gasoline s octane level from decreasing excessively during storage Other additives may also be available on the market that may have varying degrees of ef fectiveness Consult your Yamaha dealer concerning what may work best for the local ly available gasoline and environmental con ditions EM...

Page 27: ...nology 4 stroke MFI EMU25264 Manufactured date label This label is attached to the clamp bracket or the swivel bracket 1 Approval label location 1 Manufactured date label location 1 ZMU08070 ZMU06895 EMISSION CONTROL INFORMATION MFI THIS ENGINE CONFORMS TO CALIFORNIA AND U S EPA EXHAUST REGULATIONS FOR SI MARINE ENGINES REFER TO THE OWNER S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS MEE...

Page 28: ...1 Two Stars Very Low Emission The two star label identifies engines that meet the Air Resources Board s Personal Watercraft and Outboard marine engine 2004 exhaust emission standards Engines meet ing these standards have 20 lower emis sions than One Star Low Emission engines EMU40351 Three Stars Ultra Low Emission The three star label identifies engines that meet the Air Resources Board s Personal...

Page 29: ... Resources Board s Sterndrive and Inboard marine engine 2009 exhaust emission standards Personal Watercraft and Outboard marine engines may also comply with these standards Engines meeting these standards have 90 lower emissions than One Star Low Emission engines ZMU01704 ZMU05663 U6EK30E0 book Page 23 Wednesday January 29 2014 4 03 PM ...

Page 30: ...ls order from dealer 1 2 3 4 5 6 10 11 12 8 9 7 ZMU08073 1 Top cowling 2 Cowling lock lever 3 Power trim and tilt unit 4 Clamp bracket 5 Anode 6 Cooling water inlet 7 Propeller 8 Trim tab anode 9 Anti cavitation plate 10 Flushing device 11 Power trim and tilt switch 12 Fuse box U6EK30E0 book Page 24 Wednesday January 29 2014 4 03 PM ...

Page 31: ...ZMU08074 1 Oil filler cap 2 Cowling lock lever 3 Fuel filter 4 Cooling water pilot hole 5 Drain screw 6 Gear oil drain screw 7 Cooling water inlet 8 Oil level plug 9 Oil dipstick U6EK30E0 book Page 25 Wednesday January 29 2014 4 03 PM ...

Page 32: ...tch panel for use with binnacle type 5 Switch panel for use with binnacle type 6 Digital tachometer 7 Digital speedometer 8 Fuel management meter 9 Tachometer unit Square type 10 Tachometer unit Round type 11 Speedometer unit Square type 12 Speed fuel meter unit Square type 13 Speed fuel meter unit Round type 14 Fuel management meter unit Square type 15 Remote control transmitter 16 Receiver 17 Ti...

Page 33: ... Yamaha dealer If you have lost the remote control trans mitter consult your Yamaha dealer Keep the least 2 transmitters at all the time If you have lost both transmitters consult your Yamaha dealer TIP Since the receiver is programmed to rec ognize the internal code from this transmit ter only the security system setting can only be changed with this transmitter If the remote control transmitter ...

Page 34: ...nted on the remote control box EMU26191 Remote control lever Moving the lever forward from the neutral po sition engages forward gear Pulling the lever back from neutral engages reverse The en gine will continue to run at idle until the lever is moved about 35 a detent can be felt Moving the lever farther opens the throttle and the engine will begin to accelerate 1 Lock button 2 Unlock button Yama...

Page 35: ...ever is in neutral The remote control lever will operate only when the neutral throttle lever is in the closed position EMU26234 Free accelerator To open the throttle without shifting into ei ther forward or reverse push the free accel erator button and move the remote control lever 1 Neutral 2 Forward 3 Reverse 4 Shift 5 Fully closed 6 Throttle 7 Fully open 1 Neutral 2 Forward 3 Reverse 4 Shift 5...

Page 36: ...iller handle to the left or right as necessary EMU25925 Gear shift lever Move the gear shift lever forward to engage the forward gear or rearward to engage the reverse gear EMU25943 Throttle grip The throttle grip is on the tiller handle Turn the grip counterclockwise to increase speed and clockwise to decrease speed EMU25963 Throttle indicator The fuel consumption curve on the throttle in dicator...

Page 37: ...ut 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 Should the operator fall overboard or leave the helm the 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 ...

Page 38: ...ps the engine when the button is pushed 1 Engine shut off cord lanyard 2 Clip 3 Engine shut off switch 1 Engine shut off cord lanyard 2 Clip 3 Engine shut off switch ZMU04565 1 2 3 1 Engine shut off cord lanyard 2 Clip 3 Engine shut off switch 1 Engine shut off cord lanyard 2 Clip 3 Engine shut off switch ON START OFF ON START OFF 1 2 3 ZMU05818 U6EK30E0 book Page 32 Wednesday January 29 2014 4 03...

Page 39: ... automatically to the on position EMU26113 Steering friction adjuster A friction device provides adjustable resis tance to the steering mechanism and can be set according to operator preference An ad juster lever is located on the bottom of the til ler handle bracket To increase resistance turn the lever to the port side A To decrease resistance turn the lever to the starboard side B WARNING EWM00...

Page 40: ...t switch see pages 69 and 71 EMU26156 Power trim and tilt switch on bottom cowling The power trim and tilt switch is located on the side of the bottom cowling Pushing the switch up trims the outboard motor up and then tilts it up Pushing the switch down tilts the outboard motor down and trims it down When the switch is released the outboard motor will stop in its current po sition For instructions...

Page 41: ...ring Always test run af ter 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 The trim tab should be adjusted so that the steering control can be turned to either the right or left by applying the same amount of force If the boat tends to veer to the left port side turn the trim tab rear end to the port sid...

Page 42: ...position use an additional support device to secure it in the tilt position EMU40761 Cowling lock lever The cowling lock levers are used to secure the top cowling EMU40803 Flushing device The flushing device is used to clean the cool ing water passages of the outboard motor using a garden hose and tap water For in structions on using the flushing device see page 78 Bolt tightening torque 42 Nm 4 2...

Page 43: ...t system will activate For fur ther information see page 52 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 1 Flushing device 1 Fuel filter 1 ZMU08081 1 ZMU08082 U6EK30E0 book Page 37 Wednesday January 29 2014 4 03 PM ...

Page 44: ...im meter display will blink EMU26652 Hour meter This meter shows the number of hours the engine has been run It can be set to show the total number of hours or the number of hours for the current trip The display can also be turned on and off To change the display format press the mode button The display can show total hours or trip hours or turn off To reset the trip hours simultaneously press th...

Page 45: ...he overheat alert indicator is on Serious en gine damage will occur EMU26603 Digital speedometer This gauge shows the boat speed and other information All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU36062 Speedometer The speedometer displays km h mph or knots according to operator preference Se lect the desired units of...

Page 46: ...er EMU26692 Trip meter This gauge displays the distance the boat has traveled since the gauge was last reset The trip distance is shown in kilometers or miles depending upon the unit of measure ment selected for the speedometer To reset the trip meter to zero press the set and mode buttons at the same time The trip distance is kept in memory by battery power The stored data will be lost if the bat...

Page 47: ...rging the battery con sult your Yamaha dealer EMU26742 Fuel management meter The fuel management meter shows the state of the fuel consumption while the engine is running All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU26753 Fuel flow meter The fuel flow meter displays the amount of fuel flow over a one hour period at t...

Page 48: ...isplays for fuel flow to the starboard en gine only for fuel flow to the port engine only or for total fuel flow both en gines EMU36091 Fuel consumption meter Fuel econo my meter Twin engine speed syn chronizer The display shows either the fuel consump tion meter the fuel economy meter or the twin engine synchronizer To change the display press the mode button repeatedly until the indicator on the...

Page 49: ...vidual engines may slightly vary in their fuel consumption due to manufacturing variations These variations can be even greater if the engines are of different year models In addition variations in propel lers even of the same basic dimensions of the same design can also cause a slight variation in fuel consumption EMU26783 Twin engine speed synchronizer This gauge displays the difference in engin...

Page 50: ...e tachometer shows the engine revolutions per minute It has functions of trim meter ad justing trolling speed cooling water engine temperature display battery voltage display total hour trip hour display oil pressure dis play water detection alert engine trouble alert and periodic maintenance notification If the cooling water pressure sensor is in stalled the unit can also show the cooling water p...

Page 51: ...Security System information if equipped Turn the main switch to the on position the currently selected Yamaha Security Sys tem mode Lock Unlock will show on the display Unlock mode Lock mode 1 Set button 2 Mode button 1 Tachometer 2 Water detection alert indicator 3 Engine trouble alert maintenance indicator 4 Trim meter 5 Multifunction display 6 Battery voltage 7 Cooling water engine temperature ...

Page 52: ...antity is maintained consult your Yamaha dealer NOTICE ECM01602 Do not continue to run the engine if the low oil pressure alert device has activated Serious engine damage will occur EMU36222 Overheat alert If the engine temperature rises too high while cruising the overheat alert indicator will start to blink The engine speed will automatically decrease to about 2000 r min Stop the engine immediat...

Page 53: ...n the water from the fuel filter Get back to the port soon and consult a Yamaha dealer immediately NOTICE ECM00911 Gasoline mixed with water could cause damage to the engine EMU36161 Engine trouble alert This indicator will blink if the engine malfunc tions while cruising Get back to the port soon and consult a Yamaha dealer immedi ately NOTICE ECM00921 In such an event the engine will not oper at...

Page 54: ...trip display can be shown by connecting an optional sensor to the unit In addition if optional sensors are connected to the unit water surface temper ature display depth display and clock will also be available For the optional sensors consult your Yamaha dealer The speed fuel meter unit is available in round or square types Check your speed fuel meter unit type for operation information After the...

Page 55: ...isplay depth display and clock will also be available For the optional sensors consult your Yamaha dealer After the main switch is first turned on all the displays come on as a test After a few sec onds the gauge will change to normal oper ation For more information see the operation man ual originally supplied with the meter EMU36251 6Y8 Multifunction fuel manage ment meters The fuel management m...

Page 56: ...ain switch is first turned on all the displays come on as a test After a few sec onds the gauge will change to normal oper ation For more information see the operation man ual originally supplied with the meter 1 Set button 2 Mode button 1 Fuel flow meter 2 Multifunction display 2 1 ZMU05438 1 2 ZMU05439 U6EK30E0 book Page 50 Wednesday January 29 2014 4 03 PM ...

Page 57: ... inlets Check trim angle to be sure that the cooling water inlet is submerged Check the cooling water inlet for clogging Dual engine drive users If the overheat alert system of one engine ac tivates the engine will slow down To switch off the alert activation on the engine not af fected by overheating turn off the main switch of the engine overheating If the alert system has activated stop the eng...

Page 58: ... system of one en gine activates both engines will slow down and the buzzer will sound To switch off the alert activation on the engine not affected by low oil pressure turn off the main switch of the engine with the low oil pressure EMU43952 Water separator alert The outboard motor is equipped with a water separator alert system If water separated from the fuel exceeds a specific volume the alert...

Page 59: ...k the fuel filter If any water is found in the fuel consult a Yamaha dealer NOTICE ECM02341 Although the buzzer will stop when the en gine is started and the remote control le ver is moved to the forward or reverse position do not use the outboard motor Otherwise serious engine damage could occur ZMU07011 ZMU07012 ZMU07859 U6EK30E0 book Page 53 Wednesday January 29 2014 4 03 PM ...

Page 60: ...engine boats mount the outboard motor on the cen terline keel line of the boat For twin engine boats mount the outboard motors equidis tant from the centerline Consult your Yamaha dealer or boat manufacturer for fur ther information on determining the proper mounting location EMU26936 Mounting height boat bottom The mounting height of your outboard motor affects its efficiency and reliability If i...

Page 61: ...structions 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 air borne water spray while the boat is cruising If the outboard motor is oper ated continuously in the presence of air borne water spray enough water could enter the engine through the air intake opening in the top cowling to cause se ve...

Page 62: ...evenly TIP Run the engine in the water under load in gear with a propeller installed as follows For 10 hours for breaking in engine avoid extend ed idling rough water and crowded areas 1 For the first hour of operation Run the engine at varying speeds up to 2000 r min or approximately half throttle 2 For the second hour of operation Increase engine speed as much as nec essary to put the boat on pl...

Page 63: ...ighly flamma ble and explosive Keep away from sparks cigarettes flames or other sources of ig nition WARNING EWM00911 Leaking fuel can result in fire or explosion Check for fuel leakage regularly If any fuel leakage is found the fuel sys tem must be repaired by a qualified me chanic Improper repairs can make the outboard unsafe to operate EMU36452 Check for fuel leaks Check for fuel leaks or gasol...

Page 64: ... 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 EMU36484 Engine shut off cord lanyard Inspect the engine shut off cord and clip for damage such as cuts breaks and wear EMU40994 Engine oil 1 Place the outboard motor in a vertical position not tilted NOTICE If the out board motor is not level the oil level ...

Page 65: ...ling lock levers are released 2 Be sure that the rubber seal is seated all the way around the top cowling 3 Place the top cowling on the bottom cowling 4 Check to be sure the rubber seal is seat ed correctly between the top cowling and the bottom cowling 5 Move the cowling lock levers to lock the top cowling as shown NOTICE If the top cowling is not installed correctly water spray under the top co...

Page 66: ...d motor up and check that the trim and tilt rod is pushed out completely 4 Check that the trim and tilt rod is free of corrosion or other flaws 5 Tilt the outboard motor down Check that the trim and tilt rod operates smoothly EMU36583 Battery Check that the battery is in good condition and fully charged Check that the battery connections are clean secure and covered by insulating covers The electr...

Page 67: ...ly 9 Wipe up any spilled gasoline immediate ly with dry rags Dispose of rags properly according to local laws or regulations EMU40252 Operating engine WARNING EWM02601 This product emits exhaust gases which contain carbon monoxide a colorless odorless gas which could cause brain damage or death when inhaled Symp toms include nausea dizziness and drowsiness Keep cockpit and cabin areas well ventila...

Page 68: ...urity mode press the lock or unlock button to reset the security system The signal transmission range of the re mote control transmitter varies depending on the mounting position of the receiver To operate the Yamaha Security System cor rectly use the transmitter as close as pos sible from the receiver If the Yamaha Security System does not operate correctly repeat the activating procedure 2 Place...

Page 69: ...e to attach the engine shut off cord could result in a runaway boat if operator is ejected Attach the engine shut off cord to a secure place on your clothing or your arm or leg while oper ating Do not attach the cord to clothing that could tear loose Do not route the cord where it could become entangled preventing it from functioning Avoid accidentally pulling the cord dur ing normal operation Los...

Page 70: ...trol lever in neutral TIP The start in gear protection device prevents the engine from starting except when in neu tral 3 Attach the engine shut off cord to a se cure place on your clothing or your arm or leg Then install the clip on the other end of the cord into the engine shut off switch 4 Turn the main switch to on N ZMU04588 ZMU04628 ON START OFF ON START OFF ZMU05828 U6EK30E0 book Page 64 We...

Page 71: ...nking return the main switch to on wait 10 seconds then crank the engine again ECM00193 EMU36511 Checks after starting engine EMU41361 Cooling water Check for a steady flow of water from the cooling water pilot hole A continuous flow of water from the cooling water pilot hole shows that the water pump is pumping water through the cooling water passages TIP When the engine is started there may be a...

Page 72: ...perly Check that the engine stops when the main switch is turned to the off position Check that the engine stops when the clip is pulled from the engine shut off switch Check that the engine cannot be started with the clip removed from the engine shut off switch EMU33493 Shifting WARNING EWM00181 Before shifting make sure there are no swimmers or obstacles in the water near you NOTICE ECM01611 War...

Page 73: ...u tral 1 Close the throttle so that the engine slows to idle speed 2 After the engine is at idle speed in gear move the remote control lever gear shift lever firmly and crisply into the neutral position U6EK30E0 book Page 67 Wednesday January 29 2014 4 03 PM ...

Page 74: ...age 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 direction EMU27822 Stopping engine Before stopping the engine first let it cool off for a few minutes at idle or low speed Stop ping the engine immediate...

Page 75: ... pulling the cord and removing the clip from the en gine shut off switch then turning the main switch to off EMU27864 Trimming outboard motor WARNING EWM00741 Excessive trim for the operating condi tions either trim up or trim down can cause boat instability and can make steer ing the boat more difficult This increases the possibility of an accident If the boat begins to feel unstable or is hard t...

Page 76: ...er trim and tilt switch located on the bottom cowling use the switch only when the boat is at a complete stop with the engine off Do not adjust the trim angle with this switch while the boat is moving Adjust the outboard motor trim angle using the power trim and tilt switch To raise the bow trim out press the switch up To lower the bow trim in press the switch down Make test runs with the trim set...

Page 77: ...ngers overboard Bow Down Too much trim in causes the boat to plow through the water decreasing fuel economy and making it hard to increase speed Oper ating with excessive trim in at higher speeds also makes the boat unstable Resistance at the bow is greatly increased heightening the danger of bow steering and making opera tion difficult and dangerous TIP Depending on the type of boat the outboard ...

Page 78: ...page 68 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 could break the handle EMU44631 Procedure for tilting up power trim and tilt models 1 Place the remote control lever gear shift lever in neutral 2 Press the power trim and tilt switch up until the outboard motor...

Page 79: ...rom the tilt support and fall If the motor cannot be trailered in the normal running posi tion use an additional support device to secure it in the tilt position For more detailed information see page 76 ECM01642 EMU42702 Procedure for tilting down 1 Push the power trim and tilt switch up until the outboard motor is support ed by the tilt rod and the tilt support lever becomes free 2 Release the t...

Page 80: ...er inlet on the lower unit is above the surface of the water when set ting up for and cruising in shallow water Otherwise severe damage from overheat ing can result EMU32914 Procedure for power trim and tilt models 1 Place the remote control lever gear shift lever in neutral 1 Power trim and tilt switch 1 Power trim and tilt switch 1 Power trim and tilt switch ZMU07851 DN 1 ZMU07853 DN 1 1 DN ZMU0...

Page 81: ...brackish water or water high in other minerals flush the cool ing system with fresh water to minimize cor rosion and clogging of the cooling water passages with deposits Also rinse the exte rior of the outboard motor with fresh water Operating in water containing mud sand silt debris or vegetation Mud sand silt debris and vegetation in the water may restrict water flow into the cooling water inlet...

Page 82: ...ition then trailer the outboard motor in the tilt position using a motor support device such as a transom saver bar Consult your Yamaha dealer for further details When the outboard motor is tilted prolonged time for mooring or trailering the boat close the fuel valve EMU44940 Storing outboard motor When storing your Yamaha outboard motor for prolonged periods of time 2 months or longer several imp...

Page 83: ...ea EMU28306 Procedure EMU44312 Flushing with the flushing attachment Cooling system flushing is essential to pre vent the cooling system from clogging up with salt sand or dirt In addition fogging lu bricating of the engine is mandatory to pre vent excessive engine damage due to rust Perform the flushing and fogging at the same time 1 Wash the exterior of the outboard motor using fresh water NOTIC...

Page 84: ... gear oil For instructions see page 91 Check the gear oil for the pres ence of water that indicates a leaky seal Seal replacement should be performed by an authorized Yamaha dealer prior to use 2 Lubricate all grease fittings For further details see page 84 TIP For long term storage fogging the engine with fogging oil is recommended Contact your Yamaha dealer for information about fogging oil and ...

Page 85: ...lting the outboard motor up until it is completely out of the water will achieve better results EMU44341 Cleaning the outboard motor When cleaning the outboard motor the top cowling must be installed 1 Wash the exterior of the outboard motor using fresh water NOTICE Do not spray water into the air intake ECM01841 2 Drain the cooling water completely out of the outboard motor Clean the body thoroug...

Page 86: ...lership For North America 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 EMU28512 Replacement parts If replacement parts are necessary use only genuine Yamaha parts or parts of equivalent design and quality Any part of inferior quality may ...

Page 87: ...he symbol indicates the check ups which you may carry out yourself The symbol indicates work to be carried out by your Yamaha dealer Item Actions Initial Every 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years Anode s external Inspection or replace ment as necessary Anode s cylinder head Inspection or replace ment as necessary Anodes cylinder block cooling water passage exhaus...

Page 88: ...opeller nut cotter pin Inspection or replace ment as necessary PCV Pressure Control Valve Inspection or replace ment as necessary Shift link shift cable Inspection adjust ment or replacement as necessary Spark plug s Inspection or replace ment as necessary Spark plug caps spark plug wires Inspection or replace ment as necessary Water from the cooling water pilot hole Inspection Throttle link throt...

Page 89: ... coupler con nections Inspection or replace ment as necessary Yamaha Meter gauge Inspection Item Actions Every 1000 hours Exhaust guide ex haust manifold Inspection or replace ment as necessary Timing belt Replacement Item Actions Initial Every 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years U6EK30E0 book Page 83 Wednesday January 29 2014 4 03 PM ...

Page 90: ...Maintenance 84 EMU28935 Greasing Yamaha marine grease Water resistant grease ZMU08103 U6EK30E0 book Page 84 Wednesday January 29 2014 4 03 PM ...

Page 91: ...ve the spark plug 1 Remove the cover 2 Remove the spark plug cap from the spark plug 3 Remove the spark plug WARNING When removing or installing a spark plug be careful not to damage the in sulator A damaged insulator could al low external sparks which could lead to explosion or fire EWM00562 To check the spark plug 1 Check the condition of the spark plug If electrode erosion becomes excessive or ...

Page 92: ...s procedure Results may vary depending on whether testing is con ducted with the flushing attachment in a test tank or with the outboard motor in the water 1 Start the engine and allow it to warm up fully in neutral until it is running smoothly 2 Once the engine has warmed up verify whether the idle speed is set to specifi cation For idle speed specifications see page 14 If you have difficulty ver...

Page 93: ...ick may not be accurate ECM01862 2 Start the engine Warm it up and keep the idle speed for 5 10 minutes 3 Stop the engine and leave it for 5 10 min utes 4 Remove the top cowling 5 Remove the oil filler cap Pull out the dip stick and use the oil changer to extract the oil completely TIP When using an oil changer skip steps 6 and 7 6 Prepare a suitable container that holds a larger amount than the e...

Page 94: ...l dipstick and wipe it clean 11 Insert the dipstick and remove it again Be sure to completely insert the dipstick into the dipstick guide otherwise the oil level measurement will be incorrect 12 Recheck the oil level using the dipstick to be sure the level falls between the upper and lower marks Consult your Yamaha dealer if the oil level is out of specified level 13 Start the engine and make sure...

Page 95: ...that each ground lead is properly secured EMU32113 Checking propeller WARNING EWM01882 You could be seriously injured if the en gine accidentally starts when you are near the propeller Before inspecting remov ing or installing the propeller place the shift control in neutral turn the main switch to off and remove the key and remove the clip from the engine shut off switch Turn off the battery cut ...

Page 96: ...962 Installing propeller WARNING EWM00771 On counter rotation models be sure to use a propeller intended for counterclock wise rotation These propellers are identi fied with the letter L after the size indication on the propeller Otherwise the boat could move in the opposite direction from that expected NOTICE ECM00502 Make sure to use a new cotter pin and bend the ends over securely Otherwise the...

Page 97: ...nd You could be severely injured if the outboard motor falls on you Never get under the lower unit while it is tilted even when the tilt support lever or knob is locked Severe injury could oc cur if the outboard motor accidentally falls 1 Tilt the outboard motor so that the gear oil drain screw is at the lowest point pos sible 2 Place a suitable container under the gear case 3 Remove the gear oil ...

Page 98: ...e oil level plug When the oil begins to flow out of the oil level plug hole insert and tighten the oil level plug to the specified torque 7 Put a new gasket on the gear oil drain screw Insert and tighten the gear oil drain screw to the specified torque 1 Gear oil drain screw 2 Gasket 1 Gasket 2 Oil level plug 1 2 ZMU08120 1 2 ZMU08121 Recommended gear oil Yamalube Marine Gearcase Lube or Hypoid ge...

Page 99: ...onous and caus tic and batteries generate explosive hy drogen gas When working near the battery Wear protective eye gear and rubber gloves Do not smoke or bring any other source of ignition near the battery The procedure for checking the battery varies for different batteries This procedure con tains typical checks that apply to many bat teries but you should always refer to the battery manufactur...

Page 100: ...battery and cables must be clean and properly con nected or the battery will not start the engine EMU29372 Disconnecting the battery 1 Turn off the battery cut off switch if equipped and main switch NOTICE If they are left on the electrical system can be damaged ECM01931 2 Disconnect the negative cable s from the negative terminal NOTICE Al ways disconnect all negative cables first to avoid a shor...

Page 101: ...l transmitter registered with the receiver Q Has the battery cell of the remote control transmitter discharged A Operate from spare remote control trans mitter or replace battery cell by a Yamaha dealer Q Are battery connections loose or corrod ed A Tighten battery cables and clean battery terminals Q Is battery capacity weak or low A Check battery condition Use battery of recommended capacity Sta...

Page 102: ...k plug s Clean or replace with recommended type Q Is fuel system obstructed A Check for pinched or kinked fuel line or other obstructions in fuel system Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is fuel filter clogged A Clean or replace filter Q Have ignition parts failed A Have serviced by a Yamaha dealer Q Has alert system activated A Find and correct cause of alert Q I...

Page 103: ...Q Is there excess water in fuel filter cup A Drain filter cup Engine power loss Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller pitch or diameter incorrect A Install correct propeller to operate out board at its recommended speed r min range Q Is trim angle incorrect A Adjust trim angle to achieve most efficient operation Q Is motor mounted at incorrect height on transo...

Page 104: ... of spark plug incorrect A Inspect spark plug and replace it with rec ommended type Q Is engine not responding properly to shift lever position A Have serviced by a Yamaha dealer Engine vibrates excessively Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller shaft damaged A Have serviced by a Yamaha dealer Q Are weeds or other foreign matter tangled on propeller A Remove an...

Page 105: ...ing with one in neutral gear if possible EMU44920 Replacing fuse WARNING EWM00632 Substituting an incorrect fuse or a piece of wire could allow excessive current flow This could cause electric system damage and a fire hazard If a fuse has blown replace the fuse accord ing to the following procedure 1 Turn the main switch to the off position 2 Remove the fuse box cover 3 When replacing the engine m...

Page 106: ...lve screw by turning it clock wise EMU44991 Water separator alert is activated af ter leaving port WARNING EWM01501 Gasoline is highly flammable and its va pors are flammable and explosive Do not perform this procedure on a hot or running engine Allow the engine to cool There will be fuel in the fuel filter Keep away from sparks cigarettes flames or other sources of ignition This procedure will al...

Page 107: ... on the water detection switch coupler otherwise a malfunc tion could occur ECM01951 4 Remove the cover 5 Remove the hose holder and then re move the fuel filter from its holder ZMU07012 ZMU07859 1 Water detection switch coupler 1 Cover 1 Holder 2 Fuel filter 1 ZMU08123 1 ZMU08139 1 2 ZMU08140 U6EK30E0 book Page 101 Wednesday January 29 2014 4 03 PM ...

Page 108: ...n the main switch to the on po sition and check that the water separa tor alert indicator remains off and the buzzer does not sound If the water sep arator alert indicator blinks or the buzzer sounds have your Yamaha dealer check the outboard motor NOTICE Although the buzzer will stop when the engine is started and the remote control lever is moved to the forward or reverse posi tion do not use th...

Page 109: ... Yamaha Outboard Motor Dealer for assistance The local dealer will contact Yamaha on the owner s behalf so that needed repairs can be made as quickly as possible CUSTOMER S RESPONSIBILITY Under the terms of this warranty the customer will be responsible for ensuring that the outboard motor is properly operated maintained and stored as specified in the applicable Owner s Manual The owner of the out...

Page 110: ...ansfer THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE PROVINCE TO PROVINCE YAMAHA MAKES NO OTHER WARRANTY OF ANY KIND EXPRESSED OR IMPLIED ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WHICH EXCEED THE OBLIGATIONS AND TIME LIMITS STATED IN THIS WARRANTY ARE HEREBY DISCLAIMED BY YAMAHA AND EXCLUDED FRO...

Page 111: ... your country of residence If you are temporarily using a U S registered outboard motor in Canada or a Canada registered outboard motor in the United States and it needs warranty repairs you should contact a nearby authorized Yamaha Outboard Motor Dealer for assistance The local dealer will contact Yamaha on the owner s behalf so that needed repairs can be made as quickly as possible 2 If you need...

Page 112: ...hecks before starting engine 56 Cleaning and anticorrosion measures 78 Cleaning the outboard motor 79 Clock 40 Components diagram 24 Control functions checking 58 Cooling water 65 Cowling installing 59 Cowling lock lever 36 C Tick label 10 D Digital speedometer 39 Digital tachometer 38 E EC Declaration of Conformity DoC 9 Electric shock 1 Emergency equipment 21 Emergency running single engine in a...

Page 113: ...ions 2 Mounting height 54 Mounting outboard motor 15 Mounting the outboard motor 54 N Neutral interlock trigger 29 Neutral throttle lever 29 O Operating engine 61 Operating in salt water or other conditions 75 Outboard motor checking 59 Outboard motor disposal requirements 21 Outboard motor painted surface checking 79 Outboard motor safety 1 Outboard motor serial number 9 Overheat alert 46 51 Over...

Page 114: ...otor 102 T Tachometer 38 Throttle friction adjuster 31 Throttle grip 30 Throttle indicator 30 Tiller handle 30 Tilt support lever 36 Tilting up and down 71 Top cowling removing 57 Transporting and storing outboard motor 76 Trim meter 38 Trim tab with anode 35 Trimming outboard motor 69 Trip meter 40 Troubleshooting 95 Twin engine speed synchronizer 43 V Voltmeter 41 W Warming up engine 66 Warning ...

Page 115: ...sories will fit right and perform right 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 Genuine Yamaha Service Manuals Get the same factory manual for your vehicle that the technicians at your authoriz...

Page 116: ...Printed on recycled paper Printed in Japan February 2014 4 6 1 CR U6EK30E0 book Page 1 Wednesday January 29 2014 4 03 PM ...

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