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Maintenance

89

14. Start the engine and make sure that the

low oil pressure-alert indicator remains
off. Also, make sure that there are no oil
leaks. 

NOTICE:

 If the low oil pressure-

alert indicator comes on or if there
are oil leaks, stop the engine and find
the cause. Continued operation with
a problem could cause severe engine
damage. Consult your Yamaha dealer
if the problem cannot be located and
corrected.

 [ECM01623]

15. Install the top cowling.
16. Dispose of used oil according to local

regulations.

TIP:

For more information on the disposal of
used oil, consult your Yamaha dealer.

Change the oil more often when operating
the engine under adverse conditions such
as extended trolling.

Changing the engine oil by draining the oil
1. Put the outboard motor in an upright po-

sition (not tilted). 

NOTICE:

 If the out-

board motor is not level, the oil level
indicated on the oil dipstick 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

minutes.

4. Remove the top cowling.
5. Remove the screws.

6. Remove the bolts.

1. Oil dipstick
2. Upper mark
3. Lower mark

1

2

3

ZMU06918

1. Screw

ZMU05843

1

ZMU07956

6CE-9-36-1E0.book  89 ページ  2014年11月28日 金曜日 午後2時55分

©

2019 Yamaha Motor Corporation, U.S.A.

Summary of Contents for F225

Page 1: ...ting this outboard motor OWNER S MANUAL F225 LF225 F250 LF250 F300 LF300 F250D1 FL250D1 F300B1 FL300B1 LIT 18626 10 82 6CE 28199 36 E0 6CE 9 36 1E0 book 1 ページ 2014年11月28日 金曜日 午後2時55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 2: ...ncer 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 6CE 9 36 1E0 book 1 ページ 2014年11月28日 金曜日 午後2時55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 3: ...d uct information available at the time of print ing there may be minor discrepancies between your machine and this manual If there is any question concerning this manu al 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 ma...

Page 4: ...UAL 2014 by Yamaha Motor Co Ltd 1st Edition November 2014 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in Japan 6CE 9 36 1E0 book 2 ページ 2014年11月28日 金曜日 午後2時55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 5: ...ing 10 Compliance mark and manufactured date label 11 Read manuals and labels 13 Warning labels 13 Specifications and requirements 16 Specifications 16 Installation requirements 18 Boat horsepower rating 18 Mounting outboard motor 19 Yamaha Security System if equipped 19 Digital electronic control requirements 19 Battery requirements 20 Specifications of Battery 20 Mounting battery 20 Multiple bat...

Page 6: ...t alert 47 Water separator alert 48 Engine trouble alert 48 Low battery voltage alert 49 6Y8 Multifunction speed fuel meters 49 6Y8 Multifunction speedometers 50 6Y8 Multifunction fuel management meters 51 Optional meters 51 Engine control system 53 Alert system 53 Digital Electronic Control alert 53 Overheat alert 53 Low oil pressure alert 54 Water separator alert 55 Installation 57 Installation ...

Page 7: ...tenance chart 1 81 Maintenance chart 2 83 Greasing 84 Inspecting spark plug 84 Inspecting engine idle speed 86 Changing engine oil 87 Inspecting wiring and connectors 93 Inspecting propeller 93 Removing propeller 94 Installing propeller 94 Changing gear oil 95 Inspecting and replacing anode s 97 Checking battery for electric start models 98 Connecting the battery 99 Disconnecting the battery 100 S...

Page 8: ...hen 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 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 loc...

Page 9: ...ha 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 as swimmers skiers or divers whenever the engine is running When someone is in the water near the boat shift into...

Page 10: ...olved 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 boat Contact local law enforcement personnel if a report is necessary EMU44171 Boat education and training For U S A Operators sh...

Page 11: ...llowing 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 Adminis trators or your local Power Squadron for a complete set of rules governing the waters in which you will be using your boat EMU44740 Boating organizations The following organizations provide boating safety training and information about bo...

Page 12: ...in 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 change directions brief ly and pass behind the othe...

Page 13: ...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 direc tion provided the other vessel gives you the right of way as it should Overtaking If you are passing another vessel you are the Give Way vessel This means that the other vessel is expected...

Page 14: ... 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 numbers 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 being entered from seaward the boat er is going toward...

Page 15: ...Safety information 8 ZMU01708 6CE 9 36 1E0 book 8 ページ 2014年11月28日 金曜日 午後2時55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 16: ...umber 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 control serial number 1 Outboard motor serial number location 1 Seria...

Page 17: ... 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 Code of conformed directives EMU38994 CE Marking This label is affixed to outboard motors that conform to European regulations Outboard motors affixed with this CE mark ing conform with the directive...

Page 18: ...ll re quirements of the Canadian Interference Causing Equipment Regulations Manufactured date The manufactured date is stamped on the la bel for the engines that conform to the regu lations for U S Environmental Protection Agency EPA The models that manufac tured exclusively for the Oceanian countries may not have manufactured date on the la bel 1 Compliance mark and manufactured date label locati...

Page 19: ...General information 12 1 Manufactured date ZMU08192 1 6CE 9 36 1E0 book 12 ページ 2014年11月28日 金曜日 午後2時55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: ... 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 2 3 ZMU07261 6CE 9 36 1E0 book 13 ページ 2014年11月28日 金曜日 午後2時55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: ... when starting or during operation 2 WARNING EWM01672 Read Owner s Manuals and labels Wear an approved personal flotation device 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 6CE 9 36 1E0 book 14 ページ 2014年11月28日 金曜日 午後2時55分 2 0 1 9 Y a m a h a M o...

Page 22: ...symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 6CE 9 36 1E0 book 15 ページ 2014年11月28日 金曜日 午後2時55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 23: ...X 260 kg 573 lb Dry weight SUS U F250CA 268 kg 591 lb F250DET1 268 kg 591 lb F300BET1 268 kg 591 lb F300CA 268 kg 591 lb FL250DET1 268 kg 591 lb FL300BET1 268 kg 591 lb LF250CA 268 kg 591 lb LF300CA 268 kg 591 lb Performance Full throttle operating range 5000 6000 r min Rated power F225CA 165 5 kW 225 HP F250CA 183 8 kW 250 HP F250DET1 183 8 kW 250 HP F300BET1 220 6 kW 300 HP F300CA 220 6 kW 300 H...

Page 24: ...ed gaso line F300BET1 Mid grade unleaded gas oline For North America Premium unleaded gasoline F300CA Mid grade unleaded gaso line For North America Premium unleaded gasoline FL250DET1 Regular unleaded gaso line FL300BET1 Mid grade unleaded gasoline For North America Premi um unleaded gasoline LF225CA Regular unleaded gasoline LF250CA Regular unleaded gasoline LF300CA Mid grade unleaded gaso line ...

Page 25: ...CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil FL250DET1 YAMALUBE outboard gear oil or Hypoid gear oil FL300BET1 YAMALUBE outboard gear oil or Hypoid gear oil LF225CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil LF250CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil LF300CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil Recommended gear oil grade SAE 80W API GL 5 SAE 90 AP...

Page 26: ... mote control transmitter The engine can not be started if the security system is in the lock mode and only be started in the unlock mode Consult your Yamaha dealer for in stallation of the receiver EMU34954 Digital electronic control requirements The digital electronic control is equipped with a start in gear protection device s This de vice prevents the engine from starting unless it is in neutr...

Page 27: ...e configurations or for an ac cessory battery consult your Yamaha dealer about battery selection and correct wiring EMU41603 Propeller selection Next to selecting an outboard motor select ing the right propeller is one of the most im portant purchasing decisions a boater can make The type size and design of your pro peller have a direct impact on acceleration top speed fuel economy and even engine...

Page 28: ...reverse instead of forward which could lead to an accident EWM01811 For instructions on propeller removal and in stallation see page 94 EMU35141 Start in gear protection Yamaha outboard motors or Yamaha ap proved digital electronic control units are equipped with start in gear protection de vice s This feature permits the engine to be started only when it is in neutral Always se lect neutral befor...

Page 29: ...l F225CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250DET1 YAMALUBE 4 or 4 stroke outboard motor oil F300BET1 YAMALUBE 4 or 4 stroke outboard motor oil F300CA YAMALUBE 4M FC W or 4 stroke outboard motor oil FL250DET1 YAMALUBE 4 or 4 stroke outboard motor oil FL300BET1 YAMALUBE 4 or 4 stroke outboard motor oil LF225CA YAMALUBE 4M FC W or...

Page 30: ...ar unleaded gasoline F300BET1 Mid grade unleaded gaso line F300CA Mid grade unleaded gasoline FL250DET1 Regular unleaded gaso line FL300BET1 Mid grade unleaded gas oline LF225CA Regular unleaded gasoline LF250CA Regular unleaded gasoline LF300CA Mid grade unleaded gaso line Min pump octane number PON F225CA 86 F250CA 86 F250DET1 86 F300BET1 89 F300CA 89 FL250DET1 86 FL300BET1 89 LF225CA 86 LF250CA...

Page 31: ... enters the fuel system including moisture that is absorbed from the air will mix with the ethanol in the gas oline If the amount of water is excessive the ethanol and water mixture will separate from the gasoline in a layer at the bottom of the fuel tank This ethanol and water mixture is very corrosive to aluminum fuel tanks and fuel system components The usable life span of E10 gasoline may be s...

Page 32: ... anti fouling paint but do not remove the orig inal paint Removal of the original paint will increase the rate of corrosion NOTICE ECM02411 Anti fouling paint for fiberglass and wood may contain materials such as copper graphite and tin that can cause corro sion if applied to aluminum boats and outboard motor components Never ap ply these types of paint to your outboard motor because rapid corrosi...

Page 33: ...t to the U S EPA s 2006 standards for marine engines EMU40341 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 meeting these standards have 20 lower emissions than One Star Low Emission en 1 Approval label location 1 ZMU08210 ZMU06894 EMISSION CONTROL INFORMAT...

Page 34: ...65 lower emissions than One Star Low Emission en gines EMU33862 Four Stars Super Ultra Low Emission The four star label identifies engines that meet the Air 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 meet ing these standards have 90 lower emis sions than One Star...

Page 35: ...1 3 5 6 7 8 9 9 10 9 11 11 8 4 2 ZMU07139 1 Top cowling 2 Idle hole 3 Anti cavitation plate 4 Trim tab anode 5 Propeller 6 Cooling water inlet 7 Clamp bracket 8 Tilt support lever 9 Cowling lock lever 10 Flushing device 11 Power trim and tilt switch 6CE 9 36 1E0 book 28 ページ 2014年11月28日 金曜日 午後2時55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 36: ...k lever 4 Power trim and tilt switch 5 Flushing device 6 Oil level plug 7 Gear oil drain screw 8 Cooling water inlet 9 Anode 10 Power trim and tilt unit 11 Fuel filter 12 Fuse box 13 Oil filler cap 6CE 9 36 1E0 book 29 ページ 2014年11月28日 金曜日 午後2時55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: ...tronic control twin type 4 Switch panel for use with twin type 5 Start Stop switch panel for use with twin type 6 All Start Stop switch panel for use with twin type 7 Engine shut off switch 8 Clip 9 Remote control transmitter 10 Receiver 6CE 9 36 1E0 book 30 ページ 2014年11月28日 金曜日 午後2時55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: ...ansmitter 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 SET MENU CANCEL 1 4 6 3 2 5 7 SET MODE SET MODE 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...

Page 39: ... after 1 year and every 2 years thereafter as a standard practice Refer to local hazardous waste regulations when disposing of transmitter batteries The Yamaha Security System permits reg istration of up to 5 remote control transmit ters It is recommended that you have at least 2 transmitters at all times in case one is lost or damaged Consult your Yamaha dealer for details EMU38603 Receiver if eq...

Page 40: ...throttle possible Blinks when the gear shift is in neutral only Shift not operable Only throttle op eration available Off Shift and throttle not operable Yamaha Security System mode Number of beeps Main switch Engine can be started Lock 1 beep NO Unlock 2 beeps YES Yamaha Security System mode Digital electronic control active indicator Lock Off Unlock Light ZMU05850 1 6 5 4 2 3 1 Control lever 2 D...

Page 41: ...c control for twin type has the function of automatically synchronizing the engine speeds of both engines of the port and starboard sides EMU35003 Free throttle switch In neutral keep this switch pressed move the control lever forward and release the switch after the digital electronic control ac tive indicator starts blinking While the indica tor blinks you can open or close the throttle This can...

Page 42: ...ronic control active indicator will change from blinking to continuously lit and the digital electronic control will then engage forward and reverse normally EMU35252 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 t...

Page 43: ...ord 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 off cord to a secure 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 en tangled preventing it from functioning Avoid accidentally pulling the...

Page 44: ...tch panel The engine can be started or turned off by pressing the Start Stop button For twin type it is possible to start or turn off individual en gine The indicator for the corresponding en gine will come on PORT Port side engine STBD Starboard side engine EMU41632 All Start Stop switch panel The Start Stop button allows all engines to start or turn off EMU35154 Power trim and tilt switch on dig...

Page 45: ...s at a complete stop with the engine off Attempting to use this switch while the boat is moving could increase the risk of falling overboard and could distract the operator increasing the risk of collision with another boat or an obstacle EMU35161 Power trim and tilt switches twin type The power trim and tilt system adjusts the outboard motor angle in relation to the tran som Pushing the switch up...

Page 46: ...ort side A in the figure If the boat tends to veer to the right starboard side turn the trim tab end to the starboard side B in the figure NOTICE ECM00841 The trim tab also serves as an anode to protect the engine from electrochemical corrosion Never paint the trim tab as it will become ineffective as an anode EMU26342 Tilt support lever for power trim and tilt model To keep the outboard motor in ...

Page 47: ...e 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 EMU40823 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 ...

Page 48: ... 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 Fuel filter 1 ZMU07518 6CE 9 36 1E0 book 41 ページ 2014年11月28日 金曜日 午後2時55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 49: ...tor This indicator appears while the engine is being warmed up and goes off when warm ing up is finished EMU41661 Engine synchronization indicator In twin types this display appears while the 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 4 Engine synchronization indicator 5 Trim meter SET MEN...

Page 50: ...oling water inlet for clogging NOTICE ECM01593 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 EMU41691 Low oil pressure alert If the engine oil pressure drops too low the pop up window will appear...

Page 51: ...eparator alert indicator will start to blink Stop the engine immediately and see page 104 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 ECM00911 Gasoline mixed with water could cause damage to the engine EMU41721 Low battery voltage alert The pop up window will be displayed if the battery voltage drops Press the set...

Page 52: ...ual EMU36185 6Y8 Multifunction tachometers The tachometer shows the engine revolu tions per minute It has functions of trim me ter adjusting trolling speed cooling water engine temperature display battery voltage display total hour trip hour display oil pressure display water detection alert engine trouble alert and periodic mainte nance notification If the cooling water pres sure sensor is instal...

Page 53: ...ndicator 7 Battery voltage 8 Oil pressure 4 stroke models 1 Set button 2 Mode button 2 3 1 4 5 6 7 8 ZMU05416 SET MODE 1 2 ZMU05417 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 8 Oil pressure 4 stroke models 9 Cooling water pressure 10 YAMAHA SECURITY SYSTEM indi...

Page 54: ...tivated while the appropriate engine oil quantity is maintained consult your Yamaha dealer NOTICE ECM01602 Do not continue to run the engine if the low oil pressure alert device has activat ed 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 ...

Page 55: ...ndicator will blink if water has accumu lated in the water separator fuel filter while cruising In such an event stop the engine immediately and see page 104 of this manu al to drain 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 ...

Page 56: ...but tons as described in this section If the speed sensor is installed the unit can also show the trip display However even if the speed sen sor is not installed the 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 sensor...

Page 57: ...o the unit In addition if optional sensors are connected to the unit water surface temperature dis play 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 manual originally ...

Page 58: ...ll 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 manual originally supplied with the meter EMU41731 Optional meters Various meters can be installed onto the out board motor according to user preference For details consult your Yamaha dealer 1 Set button 2 Mode button 1 Speedometer 2 Fuel meter 3 Multifunction d...

Page 59: ...Instruments and indicators 52 Analog tachometer Trim meter ZMU07245 ZMU04581 6CE 9 36 1E0 book 52 ページ 2014年11月28日 金曜日 午後2時55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 60: ...le on shifting or throt tle get back to the port soon and have a Yamaha dealer inspect or repair the out board motor EMU41923 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 6Y8 Multifunction Tachometer will light or b...

Page 61: ...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 EMU41933 Low oil pressure alert If the oil pressure drops too low the alert de vice will activate The engine speed will automatically de crease to about 2000 r min The low oi...

Page 62: ...ff 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 EMU41942 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 system will activate The water separator alert indicator of the 6Y8 Multifunction Tachometer will...

Page 63: ...ater from the fuel filter Get back to the port soon and consult a Yamaha dealer immediately NOTICE ECM02471 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 6CE 9 36 1E0 book 56 ページ 2014年11月28日 金曜日 午後2時55分 2 0 1 9 Y a m a h a M o t o r C o r...

Page 64: ...at could be hard to steer For single en gine boats mount the outboard motor on the centerline keel line of the boat For twin en gine boats mount the outboard motors equi distant 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 affec...

Page 65: ...the maximum load Incorrect engine height or obstructions to the smooth flow of water such as the design or condition of the boat or ac cessories such as transom ladders or depth finder transducers can create airborne water spray while the boat is cruising If the outboard motor is oper ated continuously in the presence of airborne water spray enough water could enter the engine through the air inta...

Page 66: ...0802 EMU41223 Procedure for breaking in engine Your new engine requires a period of 10 hours break in so that mating surfaces of moving parts wear in evenly Operate the engine in the water under load in gear with a propeller installed for 10 hours as follows When breaking in the en gine avoid extended idling rough water and crowded areas 1 For the 1st hour of operation Operate the engine at varyin...

Page 67: ...op cowling from the bottom cowling To remove the top cowling pull the cowling lock levers and lift up the top cowling EMU36443 Fuel system WARNING EWM00061 Gasoline and its vapors are highly flam mable and explosive Keep away from sparks cigarettes flames or other sourc es of ignition WARNING EWM00911 Leaking fuel can result in fire or explo sion Check for fuel leakage regularly If any fuel leakag...

Page 68: ...ete range of motion and each le ver should return completely to the idle po sition EMU40363 Engine shut off cord lanyard Check 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 indicated on the oil dipstick may not be accurate ECM01862 2 ...

Page 69: ...nector to the fitting on the bottom cowling and tighten it secure ly Otherwise cooling water will leak out during operation causing the engine to overheat ECM02292 EMU40752 Installing top cowling 1 Check the rubber seal for damage If the rubber seal is damaged have it replaced by a Yamaha dealer 1 Oil dipstick 2 Upper mark 3 Lower mark 1 2 3 ZMU06918 1 Flushing device 2 Garden hose connector 3 Fit...

Page 70: ...wling 6 Check the fitting of the top cowling by pushing it with both hands NOTICE If the top cowling is not installed cor rectly water can enter the top cowl ing and damage the engine or the top cowling can blow off at high speeds ECM02371 1 Top cowling 2 Protrusion 3 Holder 4 Bottom cowling 1 Top cowling 2 Protrusion 3 Holder 4 Bottom cowling 2 3 4 1 ZMU07015 2 1 4 3 2 3 ZMU07016 1 Cowling lock l...

Page 71: ...ver to lock the mo tor in the up position Operate the tilt down switch briefly so the motor 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 le...

Page 72: ...proved GASOLINE container 6 Touch the fuel nozzle to the filler open ing or funnel to help prevent electrostatic sparks 7 Fill the fuel tank but do not overfill WARNING Do not overfill Otherwise fuel can expand and overflow if the temperature increases EWM02611 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...

Page 73: ...d 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 32 TIP If you lost track of the current security mode press the lock or unlock button to reset the security system The signal transmission ra...

Page 74: ...hen crank the engine again ECM00193 When starting the engine using the Start Stop button press the button to start the engine The indicator for the starting engine will come on When starting the engine using the Start Stop button on the All Start Stop switch panel press the button to start the all engines TIP When the main switch is turned to start with the clip removed from the en gine shut off s...

Page 75: ...6532 Checks after engine warm up EMU36542 Shifting While the boat is tightly moored and without applying throttle confirm that the engine shifts smoothly into forward and reverse and back to neutral EMU41821 Stop switches Perform the following procedure to check that the main switch and engine shut off switch operate properly Check that the engine stops when the main switch is turned to the off po...

Page 76: ...eel or other parts of the boat This could increase the risk of serious injury It could also damage the shift mechanism Do not shift into reverse while traveling at planing speeds Loss of control boat swamping or damage 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 varie...

Page 77: ...arming up a cold engine the troll ing speed cannot be decreased below the specified engine idle speed 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 immediately after operating at high speed is not recommended EMU41841 Procedure for stopping engine 1 The engine can be turned off either by pressing the Start Stop...

Page 78: ...able 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 help im prove performance and fuel economy while reducing strain on the engine Correct trim angle depends upon the combination of boat engine and propeller Correct trim is also affected by variables such as t...

Page 79: ...mpen sate for this as you steer When the bow of the boat is down it is easier to accelerate from a standing start onto plane Bow Up Too much trim out puts the bow of the boat too high in the water Performance and econ omy are decreased because the hull of the boat is pushing the water and there is more air drag Excessive trim out can also cause the propeller to ventilate which reduces per formance...

Page 80: ...own Body parts can be crushed between the outboard motor and the clamp bracket when the outboard mo tor is trimmed or tilted NOTICE ECM00993 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...

Page 81: ...it in the tilt position For more detailed information see page 77 ECM01642 4 Once the outboard motor is supported with the tilt support lever press the pow er trim and tilt switch down to re tract the trim rods NOTICE Make sure that the trim rods retracts completely during mooring This protects the rods from marine growth and corro sion which could damage the power trim and tilt mechanism ECM00253...

Page 82: ... outboard motor up so that the cooling water 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 EMU35237 Procedure for power trim and tilt models 1 Place the control lever in neutral ZMU07178 ZMU05840 DN DN DN ZMU05841 1 Cooling water inlet DN ZMU07179 1 ZMU07208 6CE 9 36 1E0 book 75 ページ ...

Page 83: ...minerals flush the cooling system with fresh water to minimize corrosion 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 covers or clog internal water pas sages...

Page 84: ... 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 EMU35412 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 your...

Page 85: ...ck the gear 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 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 procedures for your outboard motor EMU4115...

Page 86: ... up paint is available from your Yamaha dealer EMU2848C Periodic maintenance WARNING EWM01872 These procedures require mechanical skills tools and supplies If you do not have the proper skills tools or supplies to perform a maintenance procedure have a Yamaha dealer or other qualified mechanic do the work The procedures involve disassembling the motor and exposing dangerous parts To reduce the ris...

Page 87: ...engers Yamaha genuine parts and ac cessories are available from your Yamaha dealer EMU35522 Maintenance interval guidelines The service intervals provided in the Mainte nance Chart were developed based upon typical use that includes operating at varied speeds with sufficient time for engine warm up and cool down a medium to light load and an average cruising speed near the 3000 to 4000 rpm range A...

Page 88: ...hed with clean water after each use The symbol indicates the check ups which you may carry out yourself The symbol indicates work to be carried out by your Yamaha dealer Item Actions Initial Every Page 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years Anode s external Inspection or replacement as necessary 97 Anode s internal 1 Inspection or replacement as necessary Anode s in...

Page 89: ...replacement as necessary Impeller water pump housing Replacement OCV Oil Control Valve filter Replacement Power trim and tilt unit Inspection 64 Propeller propeller nut cotter pin Inspection or replacement as necessary 93 Spark plug s Inspection or replacement as necessary 84 Ignition coils igni tion coil leads Inspection or replacement as necessary Water from the cooling water pilot hole Inspecti...

Page 90: ...ent as necessary Wire harness con nections wire cou pler connections Inspection or replacement as necessary Connector connec tions lead connec tions Inspection or replacement as necessary Yamaha Meter gauge Inspection Item Actions Every Page 1000 hours Exhaust guide exhaust manifold Inspection or replacement as necessary Timing belt Replacement Item Actions Initial Every Page 20 hours 3 months 100...

Page 91: ...The spark plug is an important engine com ponent The condition of the spark plug can indicate something about the condition of the engine For example if the center electrode ZMU07181 6CE 9 36 1E0 book 84 ページ 2014年11月28日 金曜日 午後2時55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: ...cover 3 Remove the bolt that is securing the ig nition coil and then remove the ignition coil NOTICE Do not use any tools to remove or install the ignition coil Otherwise the ignition coil coupler could be damaged ECM02331 4 Remove the spark plug WARNING When removing or installing a spark plug be careful not to damage the in sulator A damaged insulator could allow external sparks which could lead...

Page 93: ...r tight 3 Install the ignition coil and then tighten the bolt to the specified torque 4 Install the ECM cover 5 Install the flywheel magnet cover and then tighten the bolt to the specified torque EMU41872 Inspecting engine idle speed NOTICE ECM01691 This procedure must be performed while the outboard motor is in the water Inspect the engine idle speed using the me ter that is equipped on the boat ...

Page 94: ...end ed that you use an oil changer to change the engine oil If an oil changer is not available drain the engine oil by removing the drain screw If you are not familiar with the proce dure for changing the engine oil consult your Yamaha dealer Changing the engine oil using an oil changer recommended 1 Put the outboard motor in an upright po sition not tilted NOTICE If the out board motor is not lev...

Page 95: ...wer marks Consult your Yamaha dealer if the oil level is out of specified level 1 Oil changer 1 ZMU07184 ZMU07020 Recommended engine oil F225CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250DET1 YAMALUBE 4 or 4 stroke outboard motor oil F300BET1 YAMALUBE 4 or 4 stroke outboard motor oil F300CA YAMALUBE 4M FC W or 4 stroke outboard motor ...

Page 96: ... of used oil consult your Yamaha dealer Change the oil more often when operating the engine under adverse conditions such as extended trolling Changing the engine oil by draining the oil 1 Put the outboard motor in an upright po sition not tilted NOTICE If the out board motor is not level the oil level indicated on the oil dipstick may not be accurate ECM01862 2 Start the engine Warm it up and kee...

Page 97: ...under the drain hole Let the oil drain completely Wipe up any spilled oil immediately TIP If the oil does not drain easily change the tilt angle or turn the outboard motor to port and starboard to drain the oil 10 Put a new gasket on the drain screw 1 Bolt 1 Apron 1 1 1 1 ZMU07957 1 ZMU07958 1 Oil filler cap 1 Drain screw 2 Gasket 1 ZMU06951 1 2 ZMU07959 6CE 9 36 1E0 book 90 ページ 2014年11月28日 金曜日 午後...

Page 98: ...lean Drain screw tightening torque 27 Nm 2 75 kgf m 19 9 ft lb ZMU07020 Recommended engine oil F225CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250CA YAMALUBE 4M FC W or 4 stroke outboard motor oil F250DET1 YAMALUBE 4 or 4 stroke outboard motor oil F300BET1 YAMALUBE 4 or 4 stroke outboard motor oil F300CA YAMALUBE 4M FC W or 4 stroke outboard motor oil FL250DET1 YAMALUBE 4 or 4 stroke outbo...

Page 99: ...E If the low oil pressure alert indicator comes on or if there are oil leaks stop the engine and find the cause Continued operation with a problem could cause severe engine damage Consult your Yamaha dealer if the problem cannot be located and corrected ECM01623 18 Install the apron on the starboard side as shown in the illustration 19 Apply LOCTITE 572 to the threads of the bolts and then install...

Page 100: ...und lead is properly secured EMU41671 Inspecting propeller WARNING EWM02681 You could be seriously injured if the en gine accidentally starts when you are near the propeller Before inspecting re moving or installing the propeller move the control lever to the neutral position turn the main switch to the off po sition remove the key and remove the clip from the engine shut off switch Turn off the b...

Page 101: ...ropeller and thrust wash er EMU41981 Installing propeller WARNING EWM00771 On counter rotation models be sure to use a propeller intended for counter clockwise rotation These propellers are identified 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 ...

Page 102: ...sure that the outboard motor is mounted securely to the transom or a stable stand You could be severely in jured if the outboard motor falls on you Never get under the lower unit while it is tilted Severe injury could occur if the outboard motor accidentally falls Before filling the lower unit with gear oil the outboard motor must be placed in a vertical position If you are not able to place the o...

Page 103: ...er 6 Remove any metal particles on the mag netic gear oil drain screw NOTICE If there is an excessive quantity of met al particles on the magnetic gear oil drain screw this can indicate lower unit problem Consult your Yamaha dealer ECM01901 7 Place the outboard motor in a vertical position Using a flexible or pressurized filling device inject the gear oil into the gear oil drain screw hole 1 Cooli...

Page 104: ...ecommended gear oil F225CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil F250CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil F250DET1 YAMALUBE outboard gear oil or Hypoid gear oil F300BET1 YAMALUBE outboard gear oil or Hypoid gear oil F300CA Yamalube Marine Gearcase Lube HD or Hypoid gear oil FL250DET1 YAMALUBE outboard gear oil or Hypoid gear oil FL300BET1 YAMALUBE outboard gear oil ...

Page 105: ...rocedure for checking the battery var ies for different batteries This procedure contains typical checks that apply to many batteries but you should always refer to the battery manufacturer s instructions NOTICE ECM01921 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 voltmete...

Page 106: ...he red battery cable to the POSITIVE terminal first Then con nect the black battery cable to the NEG ATIVE terminal 3 The electrical contacts of the battery and cables must be clean and properly 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...

Page 107: ...rom the boat 4 Clean maintain and store the battery according to the manufacturer s instruc tions EMU38661 Storing the battery When storing your Yamaha outboard motor for prolonged periods of time 2 months or longer remove the battery and store it in a cool dry place Check the battery and charge it if necessary 1 Starboard side engine 2 Port side engine 3 Red cable 4 Black cable 5 Isolator leads w...

Page 108: ...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 lock...

Page 109: ...em 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 I...

Page 110: ...stall 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 Cle...

Page 111: ...y 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 EMU29434 Temporary action in emergency EMU29442 Impact damage WARNING EWM00871 The outboard motor can be seriously damaged by a...

Page 112: ...witch to the off position 2 Remove the fuse box cover 3 When replacing the main fuse or isolater fuse remove the screws and then re move the fuse Install the spare fuse and then tighten the screws 4 When replacing a fuse other than the main fuse or isolater fuse remove the 1 Fuse box cover 2 Main fuse 100 A 3 Isolator fuse 100 A 4 Fuel feed pump fuse 10 A 5 Main switch PTT switch Digital electroni...

Page 113: ...lve screw by turning it clock wise EMU41891 Water separator alert indicator blinks while cruising WARNING EWM02543 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 Some fuel will spill du...

Page 114: ...p with a rag 7 Put the O ring on the filter cup in its orig inal position and then install the filter cup onto the filter housing NOTICE Be careful not to twist the water detec tion switch lead when screwing the filter cup onto the filter housing ECM01971 8 Connect the water detection switch cou pler securely until a click is heard 9 Install the fuel filter cover and then tight 1 Bolt 2 Fuel filte...

Page 115: ...op when the engine is started and the control lever is moved to the forward or reverse position do not use the outboard mo tor Otherwise serious engine dam age could occur ECM02481 EMU33502 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 unt...

Page 116: ...aler 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 outboard motor shall give no...

Page 117: ...S 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 FROM THIS WARRANTY SOME STAT...

Page 118: ... 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 repairs while temporarily...

Page 119: ...ting engine 60 Cleaning and anticorrosion measures 78 Cleaning the outboard motor 78 Compliance mark and manufactured date label 11 Components diagram 28 Control functions checking 61 Cooling water 68 Cowling lock lever 40 D Digital electronic control active indicator 33 Digital Electronic Control alert 53 Digital electronic control alert indicator 34 Digital Electronic Control box 33 Digital elec...

Page 120: ... Operating engine 65 Operating in salt water or other conditions 76 Optional meters 51 Outboard motor checking 62 Outboard motor disposal requirements 25 Outboard motor painted surface checking 79 Outboard motor safety 1 Outboard motor serial number 9 Overheat alert 43 47 53 Overloading 2 P Passengers 2 Passenger training 4 People in the water 2 Periodic maintenance 79 Personal flotation devices P...

Page 121: ...and down 73 Tilt support lever 39 Top cowling installing 62 Top cowling removing 60 Transporting and storing outboard motor 77 Trimming outboard motor 71 Trim tab with anode 39 Trolling 69 Troubleshooting 101 W Warming up engine 68 Warning labels 13 Warranty information use outside the U S A or Canada 111 Warranty limited 109 Water separator alert 44 48 55 Water separator alert indicator blinks wh...

Page 122: ...6CE 9 36 1E0 book 115 ページ 2014年11月28日 金曜日 午後2時55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: ... 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 authorized Yamaha dealer use Serv...

Page 124: ...Printed on recycled paper Printed in Japan November 2014 3 2 1 6CE 9 36 1E0 book 1 ページ 2014年11月28日 金曜日 午後2時55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 ...

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