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Yamaha F300A, Owner'S Manual

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Yamaha F300A Owner'S Manual Download Page 130

Maintenance

124

Twin engines

Triple engines

1. Starboard side engine
2. Port side engine
3. Red cable
4. Black cable
5. Isolator lead with circuit protection
6. Fuse
7. Battery for starting
8. Battery for accessories
9. Negative connecting cable

ZMU05941

1

3

9

3

4

6

4

2

5

7

8

7

1. Starboard side engine
2. Center engine
3. Port side engine
4. Red cable
5. Black cable
6. Isolator lead with circuit protection
7. Fuse
8. Battery for starting
9. Battery for accessories
10. Negative connecting cable

ZMU05956

4

5

4

5

4

5

6
7

1

8

8

8

9

2

3

10

6AW-9-18.book  124 ページ  ２０１０年３月２２日　月曜日　午前１１時３５分

©

2019 Yamaha Motor Corporation, U.S.A.

Summary of Contents for F300A

Page 1: ...L350A1 OWNER S MANUAL 6AW 28199 18 LIT 18626 09 05 qRead this manual carefully before operating this outboard motor U S A Edition 6AW 9 18 Hyoshi_BB indd 1 2010 03 26 14 48 44 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 2: ...ard motor Keep this manual onboard in a waterproof bag when boating This manual should stay with the outboard motor if it is sold cover21 fm 1 ページ ２０１０年３月１１日 木曜日 午後６時１６分 6AW 9 18 Hyoshi_BB indd 2 2010 03 26 14 48 45 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 3: ...taken to avoid damage to the outboard motor or other property TIP A TIP provides key information to make pro cedures easier or clearer Yamaha continually seeks advancements in product design and quality Therefore while this manual contains the most current prod uct information available at the time of print ing there may be minor discrepancies between your machine and this manual If there is any q...

Page 4: ... requirements 15 Specifications 15 Installation requirements 17 Boat horsepower rating 17 Mounting motor 17 Yamaha Security System 17 Digital electronic control requirements 17 Battery requirements 18 Specifications of Battery 18 Mounting battery 18 Multiple batteries 19 Propeller selection 19 Counter rotation models 19 Start in gear protection 19 Engine oil requirements 20 Fuel requirements 20 Ga...

Page 5: ...edometer 59 Command Link fuel management meter 60 Optional meters 61 Engine control system 62 Alert system 62 Digital Electronic Control alert 62 Overheat alert 62 Low oil pressure alert 64 Water separator alert 65 Installation 67 Installation 67 Mounting the outboard motor 67 Operation 69 First time operation 69 Fill engine oil 69 Breaking in engine 69 Getting to know your boat 69 Checks before s...

Page 6: ...erval guidelines 109 Maintenance chart 1 110 Maintenance chart 2 112 Greasing 113 Cleaning and adjusting spark plug 113 Inspecting engine idle speed 117 Changing engine oil 117 Inspecting wiring and connectors 117 Checking propeller 118 Removing propeller 118 Installing propeller 119 Changing gear oil 120 Inspecting and replacing anode s 121 Checking battery for electric start models 122 Connectin...

Page 7: ...ed 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 peo ple be away from the switches whenever working around the motor Never get under the lower unit while it is tilt ed even when the tilt support lever is locked Severe injury coul...

Page 8: ... boating At a minimum children and non swimmers should always wear PFDs and everyone should wear PFDs when there are potentially hazardous boat ing conditions EMU33731 People in the water Always watch carefully for people in the wa ter such as swimmers skiers or divers whenever the engine is running When someone is in the water near the boat shift into neutral and stop the engine Stay away from sw...

Page 9: ...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 boat Contact local law enforcement personnel if a report is necessary EMU33870 Boat education and training Operators should take a boating safety course This may be requir...

Page 10: ...Consumer Af fairs U S Coast Guard Headquarters Washington D C 20593 0001 http www uscgboating org United States Power Squadrons 1 888 FOR USPS 1 888 367 8777 http www usps org Boat Owners Association of The United States 1 800 336 BOAT 1 800 336 2628 http www boatus com National Association of State Boating Law Administrators NASBLA 1500 Leestown Road Suite 330 Lexington KY 40511 859 225 9497 http...

Page 11: ...the above rules necessary in order to avoid immediate danger In other words follow the standard rules ex cept when a collision will occur unless both vessels try to avoid each other If that is the case both vessels become Give Way vessels EMU25521 Rules when encountering vessels There are three main situations that you may encounter with other vessels which could lead to a collision unless the Ste...

Page 12: ...el is preparing to go around a bend that may obstruct the view of other wa ter vessels the operator should sound a pro longed blast on the whistle 4 to 6 seconds If another vessel is around the bend it too should sound the whistle Even if no reply is heard however the vessel should still pro ceed around the bend with caution If you navigate such waters with your boat you will need to carry a porta...

Page 13: ...When navigating out of port your posi tion with respect to the buoys should be re versed red buoys should be to port and black buoys to starboard Many bodies of water used by boaters are entirely within the boundaries of a particular state The Uniform State Waterway Marking System has been devised for these waters This system uses buoys and signs with dis tinctive shapes and colors to show regulat...

Page 14: ...Safety information 8 ZMU01708 6AW 9 18 book 8 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 15: ...ctronic control serial number The digital electronic control serial number is stamped on the label attached to the digital electronic control box Record your digital electronic control serial number in the spaces provided to assist you in newly connecting the digital electronic control to the outboard motor TIP Consult your Yamaha dealer if you have any questions concerning the digital electronic ...

Page 16: ...oard motors that conform to European regula 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 Product code of model Approved model code 1 Digital electronic control serial number loca tion ZMU05958 1...

Page 17: ...otors that conform to European regulations Outboard motors affixed with this CE mark ing conform with the directives of 98 37 EC 94 25 EC 2003 44 EC and 2004 108 EC 1 CE marking location ZMU05943 1 ZMU06040 6AW 9 18 book 11 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 18: ...l labels on the outboard motor and the boat If you need any additional information contact your Yamaha dealer EMU33832 Warning labels If these labels are damaged or missing contact your Yamaha dealer for replacements F300A FL300A F350 LF350 F350A1 FL350A1 3 2 1 ZMU05950 6AW 9 18 book 12 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 19: ...General information 13 EMU33850 Other labels 1 2 ZMU06191 3 ZMU05710 6AW 9 18 book 13 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 20: ...g symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 6AW 9 18 book 14 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 21: ... HP 5500 r min F350AET1 257 4 kW 5500 r min 350 HP 5500 r min F350CA 257 4 kW 5500 r min 350 HP 5500 r min FL300AET 220 7 kW 5500 r min 300 HP 5500 r min FL350AET1 257 4 kW 5500 r min 350 HP 5500 r min LF350CA 257 4 kW 5500 r min 350 HP 5500 r min Idle speed in neutral 650 50 r min Engine Type 4 stroke V Displacement 5330 0 cm3 Bore stroke 94 0 96 0 mm 3 70 3 78 in Ignition system TCI Spark plug N...

Page 22: ...ne LF350CA Premium unleaded gaso line Min pump octane F350AET1 89 F350CA 89 FL350AET1 89 LF350CA 89 Recommended engine oil F300AET 4 stroke outboard motor oil F350AET1 YAMALUBE 4 M FC W or 4 stroke outboard motor oil F350CA YAMALUBE 4 M FC W or 4 stroke outboard motor oil FL300AET 4 stroke outboard motor oil FL350AET1 YAMALUBE 4 M FC W or 4 stroke outboard motor oil LF350CA YAMALUBE 4 M FC W or 4 ...

Page 23: ...n proper rigging should mount the motor using correct equipment and complete rigging in structions For further information see page 67 EMU42071 Yamaha Security System NOTICE ECM02460 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 may violate the law...

Page 24: ...ctronic control unit is re placed Consult your Yamaha dealer for setting EMU25694 Battery requirements EMU42370 Specifications of Battery Use a fully charged battery that meets the following specifications The engine cannot be started if battery voltage is too low NOTICE ECM01061 Do not use a battery that does not meet the specified capacity If a battery that does not meet specifications is used t...

Page 25: ...e setting to stay within the recommended engine speed range when carrying lighter loads Yamaha recommends to use a propeller suit able for the Shift Dampener System SDS For further information consult your Yamaha dealer To check the propeller see page 118 EMU36310 Counter rotation models Standard outboard motors rotate clockwise Counter rotation models rotate counterclock wise Counter rotation mod...

Page 26: ...s pect could be related to the fuel you are using we recommend that you switch to a recognized high quality brand of gasoline such as a gasoline that is advertised as Top Tier Detergent Gasoline Failure to comply with these recommendations may also result Recommended engine oil F300AET 4 stroke outboard motor oil F350AET1 YAMALUBE 4 M FC W or 4 stroke outboard motor oil F350CA YAMALUBE 4 M FC W or...

Page 27: ...oline containing ethanol has several properties that may cause boat fuel system problems Ethanol is a strong solvent cleaning agent that can clean gum and varnish de posits from a boat s fuel system particular ly 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 fu...

Page 28: ...lube gasoline additives to reduce internal deposits and extend the storage life of gaso line Continuous use of Yamalube Ring Free Fuel Additive Plus reduces harmful internal deposits Yamalube Fuel Stabilizer Condi tioner 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 a...

Page 29: ...onforms to U S Environmental Protection Agency EPA regulations for ma rine SI engines See the label affixed to your engine for details EMU31560 Approval label of emission control certif icate This label is attached to the bottom cowling New Technology 4 stroke MFI EMU25262 Manufactured date label This label is attached to the clamp bracket or the swivel bracket 1 Approval label location 1 Manufact...

Page 30: ...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 meeting these standards have 20 lower emissions than One Star Low Emission en gines EMU40350 Three Stars Ultra Low Emission The three star label identifies engines that meet the Air Resources Board s Personal Watercraft a...

Page 31: ...drive and Inboard marine engine 2009 exhaust emission standards Personal Watercraft and Outboard marine engines may also comply with these standards Engines meet ing these standards have 90 lower emis sions than One Star Low Emission engines ZMU01704 ZMU05663 6AW 9 18 book 25 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 32: ... LF350 F350A1 FL350A1 1 2 3 4 5 6 7 7 8 9 7 10 10 6 ZMU05813 1 Top cowling 2 Anti cavitation plate 3 Propeller 4 Cooling water inlet 5 Clamp bracket 6 Tilt support lever 7 Cowling lock lever s 8 Fuel filter water separator 9 Flushing device 10 Power trim and tilt switch 6AW 9 18 book 26 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 33: ...ide mount type 2 Engine shut off switch 3 Clip 4 Switch panel for use with side mount type 5 Digital electronic control single type 6 Switch panel for use with single type 7 Remote control transmitter 8 Receiver 6AW 9 18 book 27 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 34: ... switch panel for use with twin type 6 Digital electronic control triple type 7 Switch panel for use with triple type 8 Start Stop switch panel for use with triple type 9 Switch panel for use with twin triple type 10 All Start Stop switch panel for use with twin triple type 11 Remote control transmitter 12 Receiver 6AW 9 18 book 28 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p ...

Page 35: ...se with twin type 7 Start Stop switch panel for use with twin type 8 Digital electronic control triple type 9 Switch panel for use with triple type 10 Start Stop switch panel for use with triple type 11 Switch panel for use with twin triple type 12 All Start Stop switch panel for use with twin triple type 13 Station selector switch panel 14 Remote control transmitter 15 Receiver 6AW 9 18 book 29 ペ...

Page 36: ...gital electronic control twin type 4 Start Stop switch panel for use with twin type 5 Digital electronic control triple type 6 Start Stop switch panel for use with triple type 7 Engine shut off switch panel 8 Station selector switch panel 9 Engine shut off switch 10 Clip 6AW 9 18 book 30 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 37: ...ch panel for use with quad type 5 Station selector switch panel 6 Engine shut off switch panel for use with quad type 7 Power trim and tilt switch panel for use with quad type 8 Engine shut off switch 9 Clip 10 Start Stop switch panel for use with quad type 6AW 9 18 book 31 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 38: ...ntrol transmitter is not completely waterproof Do not sub merge the transmitter or operate it un derwater If the transmitter is submerged dry it with a soft dry cloth 1 4 6 3 2 5 7 ZMU07205 1 Tachometer unit Square type 2 Tachometer unit Round type 3 Speedometer unit Square type 4 Speed fuel meter unit Square type 5 Speed fuel meter unit Round type 6 Fuel management meter Square type 7 Command Lin...

Page 39: ...ar and every two years thereafter as a standard measure Refer to local hazardous waste regulations when disposing of transmitter batteries The Yamaha Security System permits to register up to 5 remote control transmit ters Consult your yamaha dealer for de tails EMU38600 Receiver The receiver control the ECM Electronic control module to prevent the engine from starting Consult your Yamaha dealer f...

Page 40: ...k Light 1 Control lever 2 Neutral interlock trigger 3 Digital electronic control alert indicator 4 Digital electronic control active indicator 5 Free throttle switch 6 Clip 7 Engine shut off switch 8 Throttle friction adjuster 9 Power trim and tilt switch ZMU06225 9 1 2 6 7 8 5 4 3 1 Control lever 2 Digital electronic control active indicator 3 Digital electronic control alert indicator 4 Free thr...

Page 41: ...ch panel The digital electronic control active indicator on the selected station lights Lights Operation of both shift and throttle possible 1 Control lever 2 Free throttle switch 3 Throttle friction adjuster 4 Power trim and tilt switch ZMU07289 1 4 3 2 ZMU06276 1 1 ZMU05888 1 Digital electronic control active indicator 1 Digital electronic control active indicator 1 ZMU05890 1 ZMU05966 1 ZMU0729...

Page 42: ...ol and outboard motor Consult your Yamaha deal er for details For quad type the digital electronic control alert indicator is integrated to the power trim and tilt switch panel EMU42291 Control lever Moving the control lever forward from the neutral position engages forward gear Pull ZMU06227 1 1 ZMU05889 1 Digital electronic control alert indicator 1 Digital electronic control alert indicator 1 Z...

Page 43: ...rate the port side engine using the port side control lever The center engine runs at the average speed of port side and starboard side en gine speeds Operate the starboard side engine using the starboard side control lever Quad type The functions of the control lever for quad type digital electronic control are as follows Operate the port side and center port side engines using the port side cont...

Page 44: ...nks you can open or close the throttle This can also be done when the control lever is set in reverse Single type Single type 1 Neutral interlock trigger ZMU06285 1 ZMU06231 N F 1 Fully open 2 Fully closed 3 Free accelerator 1 Fully open 2 Fully closed 3 Free accelerator ZMU06232 N 2 22 5 3 1 ZMU05880 F N ZMU05881 N 1 2 3 22 5 6AW 9 18 book 38 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t ...

Page 45: ...ully closed 3 Free accelerator ZMU05882 N F ZMU05883 N 1 2 3 22 5 ZMU05961 N F 1 Fully open 2 Fully closed 3 Free accelerator ZMU05962 N 1 2 3 22 5 ZMU07292 N F 6AW 9 18 book 39 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 46: ...tronic con trol will then engage forward and reverse normally EMU35872 Throttle friction adjuster A friction device provides adjustable resis tance to movement of the control lever and can be set according to operator preference To increase resistance turn the adjuster clockwise To decrease resistance turn the adjuster counterclockwise WARNING EWM01770 If the friction is too small the control le v...

Page 47: ...n station and sub station have the same func tions You can change the station when the main switch is turned to on and all con trol levers are in Neutral The switch panel can be operated at both the main station and sub station when the main switch is set to on EMU35720 Engine selector switch When all engines have started you can se lect the desired engine for operation by pushing the engine selec...

Page 48: ...shut off cord to a se cure place on your clothing or your arm or leg while operating Do not attach the cord to clothing that could tear loose Do not route the cord where it could become entangled pre venting it from functioning Avoid accidentally pulling the cord dur ing normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could slow rapi...

Page 49: ...ircuits are on and the key cannot be removed The engine can be start ed by pressing the Start Stop button start 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 ON START OFF ON START OFF 1 2 3 ZMU05818 1 2 3 ZMU05978 1 2 3 ZMU07144 1 2 3 ZMU07142 1 Cord 2 Clip 3 Engine shut off switch 1 2 3...

Page 50: ...N OFF START ZMU04567 ON OFF ZMU07145 START ON OFF START ON OFF START ZMU05821 ON OFF ZMU07146 ON OFF START ON OFF START ON OFF START ZMU05982 ON OFF ZMU07146 ZMU07335 ON OFF START 6AW 9 18 book 44 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 51: ...engine can be started or turned off by pressing the Start Stop button For quad type it is possible to start or turn off individu al engine The indicator for the correspond ing engine will come on PORT Port side engine C PORT Center port side engine C STBD Center starboard side engine STBD Starboard side engine 1 Start Stop button 1 Indicator 2 Start Stop button 1 ZMU07173 1 2 ZMU07174 1 Indicator ...

Page 52: ...tom 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 on using the power trim and tilt switch see page 99 WARNING EWM01031 U...

Page 53: ...trims it down When the switch is released the outboard motor will stop in its current position The switch on the control grip controls all outboard motors at the same time For instructions on using the power trim and tilt switches see pages 96 and 99 EMU35040 Tilt limiter This outboard motor is equipped with a tilt limiter that controls the tilt range UP DN ZMU05823 UP DN 1 1 1 UP DN ZMU05835 1 Po...

Page 54: ... from the tilt sup port and fall If the motor cannot be trail ered in the normal running position use an additional support device to secure it in the tilt position EMU35053 Cowling lock lever turn type To remove the top cowling turn the cowling lock levers at the front and side to release them and lift off the cowling Reverse this procedure when reinstalling the top cowling When installing the co...

Page 55: ... is used to clean the cooling wa ter passages of the motor using a garden hose and tap water TIP For details on usage see page 107 EMU40822 Fuel filter The fuel filter functions to remove foreign material and separate water from the fuel If water separated from the fuel exceeds a specific volume the alert system will acti vate For further information see page 65 ZMU05934 1 Flushing device 1 ZMU058...

Page 56: ...own 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 6AW 9 18 book 50 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 57: ... it is off before starting the engine EMU41650 Engine warm up indicator This indicator appears while the engine is being warmed up and goes off when warm ing up is finished 1 Arrow keys 2 Set button 3 Cancel button 4 Menu button 5 Display 1 Shift position display 2 YAMAHA SECURITY SYSTEM indicator 3 Engine warm up indicator 1 2 3 4 5 ZMU07233 5 4 3 2 1 6 7 8 9 10 12 11 ZMU07234 4 Engine synchroniz...

Page 58: ... if the buzzer sounds and the overheat alert device has ac tivated Check the cooling water inlet for clogging NOTICE ECM01592 Do not continue to run the engine if the overheat alert indicator blinks Serious engine damage will occur Do not continue to operate the engine if a alert device has activated Consult your Yamaha dealer if the problem can not be located and corrected EMU41690 Low oil pressu...

Page 59: ...r separator fuel fil ter while cruising Press the set but ton to change to normal display and the water separator alert indicator will start to blink Stop the engine immediately and see page 129 of this manual to drain the water from the fuel filter Get back to the port soon and con sult a Yamaha dealer immediately NOTICE ECM00910 Gasoline mixed with water could cause damage to the engine EMU41720...

Page 60: ...mainly the alert indicators For more details on setting meters or changing indicator systems see the operation manual for the meters EMU41163 Command Link tachometer The tachometer shows the engine speed and has functions of trim meter adjusting trolling speed cooling water engine temper ature display battery voltage display total hour trip hour display oil pressure display water detection alert e...

Page 61: ...rature 6 Water detection alert indicator 7 Battery voltage 8 Oil pressure 4 stroke models 2 1 ZMU05415 2 3 1 4 5 6 7 8 ZMU05416 1 Set button 2 Mode button 1 Tachometer 2 Trim meter 3 Multifunction display 4 Water detection alert indicator 5 Engine trouble alert maintenance indicator 6 Cooling water pressure 7 Oil pressure 4 stroke models 8 Cooling water engine temperature 9 Battery voltage 2 1 ZMU...

Page 62: ...ine speed will automatical ly decrease to about 2000 r min Stop the engine immediately if the buzzer sounds and the low oil pressure alert indica tor blinks Check the engine oil quantity and replenish oil if necessary If the alert device ZMU06457 ZMU06458 ZMU06459 ZMU06460 ZMU05430 ZMU05431 6AW 9 18 book 56 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 63: ...OTICE ECM01592 Do not continue to run the engine if the overheat alert indicator blinks Serious engine damage will occur Do not continue to operate the engine if a alert device has activated Consult your Yamaha dealer if the problem can not be located and corrected EMU36150 Water separator alert This indicator will blink if water has accumu lated in the water separator fuel filter while cruising I...

Page 64: ... shows the boat speed and has the functions of fuel meter to tal fuel consumption display fuel economy display fuel flow display and system voltage display The chosen display is selected using the set and mode buttons as described in this section If the speed sensor is installed the unit can also show the trip display However even if the speed sensor is not installed the trip display can be shown ...

Page 65: ...d mode buttons as described in this section In addition the speedometer can show the desired unit of measurement such as km h mph or knots If the speed sensor is in stalled the unit can also show the trip dis play However even if the speed sensor is not installed the trip display can be shown by connecting an optional sensor to the unit 1 Set button 2 Mode button 1 Speedometer 2 Fuel meter 3 Multi...

Page 66: ... func tions of fuel flow meter total consumption display fuel economy display and remaining fuel display The chosen display is selected using the set and mode but tons as described in this section After the main switch is first turned to the on position all of the displays come on as a test After a few seconds the unit will change to normal operation For more information see the operation manual f...

Page 67: ...eters can be installed onto the out board motor according to user preference For details consult your Yamaha dealer Analog tachometer Trim meter ZMU07245 ZMU04581 6AW 9 18 book 61 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 68: ...ere is no symptom of trouble on shifting or throt tle get back to the port soon and have a Yamaha dealer inspect or repair the out board motor EMU42102 Overheat alert This engine has an overheat alert device If the engine temperature rises too high the alert device will activate The engine speed will automatically de crease to about 2000 r min The overheat alert indicator of the Com mand Link tach...

Page 69: ...p up window will appear on the Multi Display The buzzer will sound ZMU05421 ZMU05422 ZMU07238 ZMU04583 ZMU07155 ZMU07156 ZMU06297 6AW 9 18 book 63 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 70: ...cted by overheating turn off the main 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 EMU42120 Low oil pressure alert If the oil pressure drops too low the alert de vice will activate Th...

Page 71: ...ssure alert system of one en gine activates all of the engines will slow down and the buzzer will sound To switch off the alert activation on the engine s not affected by low oil pressure turn off the main switch of the engine with the low oil pressure EMU42140 Water separator alert The outboard motor is equipped with a water separator alert system If water separated from the fuel exceeds a specif...

Page 72: ... from the fuel filter Get back to the port soon and consult a Yamaha deal er immediately NOTICE ECM02470 Although the buzzer will stop when the engine is started and the control lever is moved to the forward or reverse position do not use the outboard motor Other wise serious engine damage could oc cur ZMU07242 6AW 9 18 book 66 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r ...

Page 73: ... control or fire hazards For permanent ly mounted models your dealer or oth er person experienced in proper rigging should mount the motor EMU42310 Mounting the outboard motor The outboard motor should be mounted so that the boat is well balanced Otherwise the boat could be hard to steer For single en gine boats mount the outboard motor on the centerline keel line of the boat For twin engine boats...

Page 74: ...ombina tion and the desired use 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 NOTICE ECM01634 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 h...

Page 75: ...hours for breaking in engine avoid ex tended idling rough water and crowded ar eas 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 plane but avoid full throttle operation then back off on the throttle while keeping the boat at a planin...

Page 76: ... fuel system must be repaired by a qualified mechanic Improper repairs can make the outboard unsafe to operate EMU36451 Check for fuel leaks Check for fuel leaks or gasoline fumes in the boat Check for fuel leakage from the fuel sys tem Check the fuel tank and fuel lines for cracks swellings or other damages EMU36471 Check the fuel filter Check that the fuel filter is clean and free of water If en...

Page 77: ... the oil level measurement will be incorrect 4 Check 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 or if it appears milky or dirty EMU27153 Engine Check the engine and engine mounting Look for loose or damaged fasteners Check the propeller for damage Check for engine oil leaks EMU3...

Page 78: ...ing can damage the engine or the top cowling can blow off at high speeds ECM01991 After installing check the fitting of the top cowling by pushing it with both hands If the top cowling is loose have it repaired by your Yamaha dealer EMU35243 Checking power trim and tilt system WARNING EWM01930 Never get under the lower unit while it is tilted even when the tilt support lever is locked Severe injur...

Page 79: ...r is sup ported by the tilt support lever 5 Check that the tilt rod and trim rods are free of corrosion or other flaws 6 Activate the tilt down switch until the trim rods have retracted completely into the cylinders 7 Activate the trim up switch until the tilt rod is fully extended Unlock the tilt sup port lever 8 Tilt the outboard motor down Check that the tilt rod and trim rods operate smooth ly...

Page 80: ...ill the fuel tank but do not overfill WARNING Do not overfill Otherwise fuel can expand and overflow if the temperature increases EWM02610 8 Tighten the fuel tank cap securely 9 Wipe up any spilled gasoline immediate ly with dry rags Dispose of rags properly according to local laws or regulations EMU27452 Operating engine WARNING EWM00420 Before starting the engine make sure that the boat is tight...

Page 81: ...ure that no alert indicator comes on If the buzzer sounds and the water separator alert indica tor blinks consult your Yamaha dealer im mediately EMU42160 Procedure for single station models WARNING EWM01840 Failure to attached engine shut off cord could result in a runaway boat if opera tor is ejected Attach the engine shut off cord to a secure place on your cloth ing or your arm or leg while ope...

Page 82: ...use the transmitter as close as possible from the receiver If Yamaha Security System may not oper ate correctly repeat the activating proce dure once again 2 Place the control 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 cli...

Page 83: ...keep the starter mo tor turning for more than 5 seconds If the starter motor is turned continu ously for more than 5 seconds the battery will be quickly discharged thus making it impossible to start the engine The starter can also be dam aged If the engine will not start after 5 seconds of cranking return the main switch to on wait 10 sec onds then crank the engine again ECM00192 ON START OFF ON S...

Page 84: ...ill come on When starting the engine using the Start Stop button on the All Start Stop panel press the button to start the all en gines ON START ZMU04596 ON START ZMU07169 ON START ZMU05830 ON START ZMU05994 ZMU07297 START ZMU07148 ZMU07149 6AW 9 18 book 78 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 85: ...tton 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 correctly use the transmitter as close as possible from the receiver If Yamaha Security System may not oper ate correctly repeat the activating proce dure once again 2 Place the control lever in neutral TI...

Page 86: ...uld slow rapidly This could cause people and objects in the boat to be thrown forward 1 If equipped with the Yamaha Security System If the lock mode of the Yamaha Security System is selected use the re mote control transmitter to select the un lock mode Short beep will sound twice when unlocking the Yamaha Security System For further information see page 33 2 Turn the main switch of the main stati...

Page 87: ...more than 5 seconds the battery will be quickly discharged thus making it impossible to start the engine The starter can also be damaged If the engine will not start after 5 seconds of cranking release the Start Stop button wait 10 seconds then crank the engine again ECM02490 ZMU00050 ZMU07296 ZMU07147 ZMU07148 ZMU07149 ZMU07299 6AW 9 18 book 81 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o ...

Page 88: ... be located and corrected EMU27670 Warming up engine EMU41810 Electric start models After the engine has started warm up the en gine until the engine speed settles at idling speed The engine warming up indicator is shown on the Multi Display while the engine warms up For further information see page 51 EMU36531 Checks after engine warm up EMU36541 Shifting While the boat is tightly moored and with...

Page 89: ...rate the port side engine using the port side control lever The center engine runs at the average speed of port side and starboard side en gines speeds Operate the starboard side engine using the starboard side control lever 2 Push the engine selector switch once to operate the port side and starboard side engines Operate the port side engine using the port 1 Port side control lever 2 Starboard si...

Page 90: ...mers or obstacles in the water near you Warm up the engine before shifting into gear Until the engine is warm the idle speed may be higher than normal The control lever of the Digital electronic control can be operated even at high engine speeds However gear shifting will not work until the engine speed has automatically decreased to a speed at which actual gear shifting is possible As a result fo...

Page 91: ...lose the throttle so that the engine slows to idle speed 2 After the engine is at idle speed in gear move the control lever firmly and crisply into the neutral position 1 Neutral interlock trigger ZMU06285 1 ZMU06238 N F R 22 5 22 5 ZMU05831 N F R 22 5 22 5 ZMU06239 R F ZMU05832 R F ZMU06236 N 6AW 9 18 book 85 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 92: ...he throttle lever is moved back to idle The stopping distance varies depending on gross weight water surface conditions and wind direction EMU35891 Operating the port center starboard engine The outboard motor to be used can be se lected with the main switch or Start Stop but ton NOTICE ECM01740 Be sure to tilt the unoperated motor up Otherwise water could enter the exhaust pipe due to the wave ac...

Page 93: ...e starboard side control lever Operating the port side engine and star board side engine Operate the port side engine using the port side control lever Operate the starboard side engine using the starboard side control lever Operating the port side engine and center engine ON ON ON ZMU06004 ZMU00101 ZMU06001 ON ON ZMU06005 ZMU00102 ZMU06006 6AW 9 18 book 87 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a ...

Page 94: ... engine and star board side engine Operate the center engine using the port side control lever Operate the starboard side engine using the starboard side control lever Operating the center engine ON ON ZMU06007 ZMU00103 ZMU06008 ON ON ZMU06009 ZMU00104 ZMU06002 6AW 9 18 book 88 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 95: ...ard side en gines NOTICE ECM01740 Be sure to tilt the unoperated motor up Otherwise water could enter the exhaust pipe due to the wave action causing en gine trouble ON ZMU06010 ZMU00105 1 Port side control lever 2 Starboard side control lever 3 Port side engine 4 Center port side engine 5 Center starboard side engine 6 Starboard side engine ZMU07313 CP CS S P 1 2 3 5 6 4 6AW 9 18 book 89 ページ ２０１０...

Page 96: ...e port side engine center engine and starboard side engine Boat direction and turning force The size of the arrow is proportional to the turning force Propulsion P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S ZMU06011 6AW 9 18 book 90 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 97: ...rection and turning force The size of the arrow is proportional to the turning force Propulsion P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S P C S ZMU06012 6AW 9 18 book 91 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 98: ...ne Boat direction and turning force The size of the arrow is proportional to the turning force Propulsion P C S P C S P C S P C S ZMU06013 6AW 9 18 book 92 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 99: ...ed For details see the attached operation man ual TIP Trolling is affected by currents and other operating conditions and may differ from the actual engine speed When warming up a cold engine the troll ing speed cannot be decreased below the specified engine idle speed EMU27821 Stopping engine Before stopping the engine first let it cool off for a few minutes at idle or low speed Stop ping the eng...

Page 100: ... ON OFF START ZMU04599 ON OFF ZMU07171 OFF OFF ON ON ZMU05833 OFF OFF ON ON OFF ON ZMU06014 ON OFF ZMU07172 ZMU07300 ON OFF ZMU07148 6AW 9 18 book 94 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 101: ...ly when the main switch is in the off position For further information see page 33 WARNING Do not set the Yamaha Security System in the lock mode when you stop the engine at offshore EWM02150 3 Remove the key if the boat will be left un attended EMU42200 Procedure for dual station models sub station 1 Press the Start Stop button until the en gine comes to a complete stop When the engine has been s...

Page 102: ... the operating condi tions either trim up or trim down can cause boat instability and can make steering the boat more difficult This in creases the possibility of an accident If the boat begins to feel unstable or is hard to steer slow down and or readjust the trim angle The trim angle of the outboard motor helps determine the position of the bow of the boat in the water Correct trim angle will he...

Page 103: ...r 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 ZMU06259 UP 1 DN ZMU05834 UP 1 DN UP DN 1 1 1 UP DN ZMU05835 UP DN 1 1 UP DN ZMU05964 1 UP DN ZMU07308 1 DN DN UP UP ZMU07309 ...

Page 104: ...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 hop in the water which could throw the operator and passengers overboard Bow Down Too much trim in causes the boat to p...

Page 105: ...n the outboard mo tor is trimmed or tilted NOTICE ECM00991 Before tilting the outboard motor fol low the procedure under Stopping en gine in this chapter Never tilt the outboard motor while the engine is run ning Severe damage from overheating can result To prevent the cooling water passages from becoming frozen when the ambi ent temperature is 5 C or below tilt the outboard motor up after it has ...

Page 106: ...EWM00262 NOTICE Do not use the tilt support lever or knob when trailering the boat The outboard motor could shake loose from the tilt support and fall If the motor cannot be trailered in the normal running position use an additional support device to secure it in the tilt position For more detailed information see page 106 ECM01641 ZMU05837 UP UP UP ZMU05838 UP UP ZMU06020 UP ZMU07319 UP UP ZMU073...

Page 107: ...r trim and tilt mechanism ECM00252 EMU35516 Procedure for tilting down power trim and tilt models 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 3 Push the power trim and tilt switch down to lower the outboard motor to the desired position ZMU05824 ZMU05856 ZMU06258 DN ZMU05840...

Page 108: ...n shallow water Otherwise severe dam age from overheating can result TIP F350 LF350 F350A1 FL350A1 When the outboard motor is partially tilted up for shal low water operation the engine speed may be controlled around 2500 r min This occurs due to protect the power trim and tilt unit and does not indicate a malfunction For instruc tions on de activating the engine speed con trol system see page 104...

Page 109: ...ling while the boat is moving or engine is on could increase the risk of falling overboard and could distract the operator increasing the risk of collision with another boat or an obstacle EWM01850 ZMU06236 N ZMU05829 N ZMU06280 UP ZMU05837 UP UP UP ZMU05838 UP UP ZMU06020 6AW 9 18 book 103 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 110: ...he outboard motor may hits an object in the water as tilting down 1 Close the throttle so that the engine slows to idle speed 2 After the engine is at idle speed in gear move the control lever firmly and crisply into the neutral position 3 Press the power trim and tilt switch and tilt the outboard motor fully down UP ZMU07319 UP UP ZMU07302 UP ZMU05839 ZMU06236 N ZMU05829 N ZMU06258 DN 6AW 9 18 bo...

Page 111: ...lt debris and vegetation in the water may restrict water flow into the cooling water inlet covers or clog internal water pas sages Check and clean the cooling water in let covers frequently when operating in these conditions Flush the engine with clean fresh water after use in these environments Con sult your dealer if normal water flow can not be restored by cleaning the cooling water in let cove...

Page 112: ...ch 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 EMU35411 Storing outboard motor When storing your Yamaha outboard motor for prolonged periods of time 2 months or longer several important procedures must be performed to prevent excessive damage It is advisable to have yo...

Page 113: ...age 113 2 Change the gear oil For instructions see page 120 Inspect the oil for the presence of water that indicates a leaky seal Seal replacement should be per formed by an authorized Yamaha dealer prior to use 3 Grease all grease fittings For further de tails see page 113 TIP For long term storage fogging the engine with oil is recommended Contact your Yamaha dealer for information about fogging...

Page 114: ...the fitting after flushing the en gine ECM00541 TIP When flushing the engine with the boat in the water tilting up the outboard motor un til it is completely out of the water will achieve better results For cooling system flushing instructions see page 106 EMU28451 Cleaning the outboard motor After use wash the exterior of the outboard motor with fresh water Flush the cooling system with fresh wat...

Page 115: ...r for owners who have the mechanical skills tools and other equipment necessary to perform mainte nance not covered by this owner s manual EMU28511 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 malfunction and the resulting loss of control could endanger the operator and passengers Yamah...

Page 116: ...mbol 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 thermostat cover Inspection or replace ment as necessary Anode s exhaust joint cylinder block c...

Page 117: ...lve filter Replacement Power trim and tilt unit Inspection Propeller propeller nut cotter pin Inspection or replace ment as necessary PCV Pressure Con trol Valve Inspection or replace ment as necessary Spark plug s Inspection or replace ment as necessary Water from the cooling water pilot hole Inspection Thermostat Inspection or replace ment as necessary Timing belt Inspection or replace ment as n...

Page 118: ...ter gauge Inspection Item Actions Every 1000 hours Exhaust guide exhaust 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 6AW 9 18 book 112 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 119: ...ing and adjusting spark plug The spark plug is an important engine com ponent and is easy to inspect The condition of the spark plug can indicate something about the condition of the engine For exam ZMU05859 6AW 9 18 book 113 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 120: ...reak down and erode 1 Remove the flywheel cover from the rear side 2 Remove the bolts to remove the rear cover 3 Remove the bolts to remove the covers of both port and starboard sides 4 Remove the bolts to move the plate 5 Remove the bolts that are securing the ignition coil and then remove the igni tion coil Do not use any tools to remove or install the ignition coil otherwise the ignition coil c...

Page 121: ... it in to the correct torque TIP If a torque wrench is not available when you are fitting a spark plug fully tighten a spark plug with a spark plug wrench Then tighten 1 4 to 1 2 turn more Have the spark plug ad justed to the correct torque as soon as pos sible with a torque wrench 9 Install the ignition coil and tighten the bolts 10 Fasten the plate and install the bolts 11 Install the covers of ...

Page 122: ...n stallation 14 Be sure to fit the 2 positions during in stallation Bolt tightening torque 8 0 Nm 0 8 kgf m 5 8 ft lb Bolt tightening torque 8 0 Nm 0 8 kgf m 5 8 ft lb ZMU05901 ZMU05900 ZMU05929 ZMU05932 6AW 9 18 book 116 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 123: ... specification consult a Yamaha dealer or other quali fied mechanic EMU35084 Changing engine oil NOTICE ECM01710 Change the engine oil after the first 20 hours of operation or 3 months and ev ery 100 hours or at 1 year intervals there after Otherwise the engine will wear quickly Consult your Yamaha dealer for replacement of the engine oil filter and change of the en gine oil EMU29114 Inspecting wi...

Page 124: ...ion plate and the propeller to prevent the propeller from turning Checkpoints Check each of the propeller blades for ero sion from cavitation or ventilation or other damage Check the propeller shaft for damage Check the splines for wear or damage Check for fish line tangled around the pro peller shaft Check the propeller shaft oil seal for dam age EMU30662 Removing propeller EMU29197 Spline models...

Page 125: ...all the thrust washer and propeller on the propeller shaft NOTICE Make sure to install the thrust washer before in stalling the propeller Otherwise the lower case and propeller boss could be damaged ECM01881 3 Align the hole in the spacer with the pin on the damper Install the spacer and washer Tighten the propeller nut to the specified torque 4 Align the propeller nut with the propeller shaft hol...

Page 126: ...se the bolt and nut 4 Remove the gear oil drain screw and gasket The screw is magnetic so a small quantity of metal particles on the end of the screw is normal Simply re move them NOTICE If there is an ex cessive quantity of metal particles on the magnetic gear oil drain screw this can indicate lower unit problem Consult your Yamaha dealer ECM01900 5 Remove the oil level plug and gasket to allow t...

Page 127: ... periodically Remove scales from the surfaces of the anodes Consult a Yamaha dealer for replacement of external anodes NOTICE ECM00720 Do not paint anodes as this would render them ineffective Recommended gear oil Hypoid gear oil SAE 90 or 80W 90 API GL 5 Gear oil quantity F300AET 1 520 L 1 607 US qt 1 338 Imp qt F350AET1 1 520 L 1 607 US qt 1 338 Imp qt F350CA 1 520 L 1 607 US qt 1 338 Imp qt FL3...

Page 128: ...s instructions NOTICE ECM01920 A poorly maintained battery will quickly deteriorate 1 Check the electrolyte level 2 Check the battery s charge If your boat is equipped with the digital speedome ter the voltmeter and low battery alert functions will help you monitor the bat tery s charge If the battery needs charg ing consult your Yamaha dealer 3 Check the battery connections They should be clean s...

Page 129: ... con nected or the battery will not start the engine Connecting an accessory battery optional 1 If connecting an accessory battery con sult your Yamaha dealer about correct wiring For the fuse size see ABYC E 11 Single engine 1 Red cable 2 Black cable 3 Battery ZMU01811 1 2 3 1 Isolator lead with circuit protection 2 Red cable 3 Black cable 4 Fuse 5 Battery for accessories 6 Battery for starting 7...

Page 130: ...egative connecting cable ZMU05941 1 3 9 3 4 6 4 2 5 7 8 7 1 Starboard side engine 2 Center engine 3 Port side engine 4 Red cable 5 Black cable 6 Isolator lead with circuit protection 7 Fuse 8 Battery for starting 9 Battery for accessories 10 Negative connecting cable ZMU05956 4 5 4 5 4 5 6 7 1 8 8 8 9 2 3 10 6AW 9 18 book 124 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a ...

Page 131: ...ore the battery according to the manufacturer s instruc tions EMU38660 Storing the battery When storing your Yamaha outboard motor for prolonged periods of time 2 months or longer remove the battery and store it in a cool dry place Check the battery and charge it if necessary 1 Starboard side engine 2 Center starboard side engine 3 Center port side engine 4 Port side engine 5 Red cable 6 Black cab...

Page 132: ...l 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 Starter will not operate Q Is your Yamaha Security System in the lo...

Page 133: ...stem clogged A Inspect 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 fuel filter Q Are ignition parts malfunctioning A Have serviced by a Yamaha dealer Q Has alert system activated A Find and correct cause of alert Q Is spark plug gap incorrect A Replace spark plug Q...

Page 134: ...Install correct propeller to operate out board motor at its recommended speed r min range Q Is outboard motor mounted at incorrect height on transom A Have outboard motor adjusted to proper transom height Q Has alert system activated A Find and correct cause of alert Q Is boat bottom fouled with marine growth A Clean boat bottom Q Are spark plugs fouled or of incorrect type A Inspect spark plugs C...

Page 135: ...d Q Is propeller shaft damaged A Have serviced by a Yamaha dealer Q Are weeds or other foreign material tan gled on propeller A Remove and clean propeller Q Are outboard motor mounting bolts loose A Tighten bolts or have serviced by a Yamaha dealer Q Is steering pivot loose or damaged A Have serviced by a Yamaha dealer EMU29433 Temporary action in emergency EMU29441 Impact damage WARNING EWM00870 ...

Page 136: ... the unused engine s and operate the un used engine s in neutral gear if possible EMU29473 Replacing fuse If a fuse has blown remove the electrical cover open the fuse holder and remove the fuse with a fuse puller if equipped Replace it with a spare one of the proper amperage WARNING EWM00631 Substituting an incorrect fuse or a piece of wire could allow excessive current flow This could cause elec...

Page 137: ...ly The fuel filter must be reassembled carefully with the O ring filter cup and hoses in place Improper assembly or replacement could result in a fuel leak which could result in a fire or explosion hazard If the water separator alert indicator blinks perform the following procedure 1 Stop the engine 2 Remove the top cowling 3 Disconnect the lead from the holder 4 Disconnect the water detection swi...

Page 138: ...en unscrewing the filter cup ECM01960 8 Drain the water in the filter cup by soak ing it up with a rag 9 Firmly screw the filter cup onto the filter housing NOTICE Be careful not to twist the water detection switch lead when screwing the filter cup onto the filter housing ECM01970 10 Install the cover and tighten the bolts 1 Water detection switch coupler ZMU05892 ZMU05894 1 1 Filter cup 2 Water d...

Page 139: ...ler inspect the outboard motor after returning to port EMU33501 Treatment of submerged motor If the outboard motor is submerged immedi ately take it to a Yamaha dealer Otherwise some corrosion may begin almost immedi ately NOTICE Do not attempt to run the outboard motor until it has been com pletely inspected ECM00401 Bolt tightening torque 8 0 Nm 0 8 kgf m 5 8 ft lb 1 Water detection switch coupl...

Page 140: ...formation EMU29830 YAMAHA MOTOR CORPORATION U S A FOUR STROKE OUTBOARD MOTOR THREE YEAR LIMITED WARRANTY ZMU07048 6AW 9 18 book 134 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 141: ...Consumer information 135 ZMU07047 6AW 9 18 book 135 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 142: ... information 136 EMU29841 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA 6AW 9 18 book 136 ページ ２０１０年３月２２日 月曜日 午前１１時３５分 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 143: ...6AW 9 18 Hyoshi_BB indd 3 2010 03 26 14 48 45 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

Page 144: ...Printed in Japan March 2010 0 1 1 Printed on recycled paper 6AW 9 18 Hyoshi_BB indd 4 2010 03 26 14 48 45 2 0 1 9 Y a m a h a M o t o r C o r p o r a t i o n U S A ...

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