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Yamaha F150A2, Owner'S Manual

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Yamaha F150A2 Owner'S Manual Download Page 60

Operation

54

connected, cooling water can leak out and
the engine can overheat during operation.

[ECM01802]

EMU36942

Install cowling

1.

Be sure that all cowling lock levers are
released.

2.

Be sure that the rubber seal is seated all
the way around the engine.

3.

Place the cowling on top of the seal.

4.

Check to be sure it fits properly in the
rubber seal.

5.

Move the levers to lock the cowling as
shown. 

NOTICE:

 If the top cowling is

not installed correctly, water spray
under the top cowling can damage the
engine, or the top cowling can blow
off at high speeds.

 [ECM01992]

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.

EMU2915A

Checking power trim and tilt system

WARNING

EWM01931

Never get under the lower unit while it is
tilted, even when the tilt support lever is
locked. Severe injury could occur if the
outboard motor accidentally falls.

Body parts can be crushed between the
motor and the clamp bracket when the
motor is trimmed or tilted.

Be sure no one is near the outboard mo-
tor before performing this check.

1.

Check the power trim and tilt unit for any
sign of oil leaks.

1. Fitting
2. Flushing device

ZMU06159

1

2

ZMU06131

ZMU06132

U63P3FE0.book  Page 54  Thursday, December 5, 2013  10:01 AM

©

2019 Yamaha Motor Corporation, U.S.A.

Summary of Contents for F150A2

Page 1: ...ly before operating this outboard motor OWNER S MANUAL F150 LF150 F150A2 FL150A2 LIT 18626 10 30 63P 28199 3F E0 U63P3FE0 book Page 1 Thursday December 5 2013 10 01 AM 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: ... 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 U63P3FE0 book Page 1 Thursday December 5 2013 10 01 AM 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: ...e and this manual If there is any question concerning this manual please consult your Yamaha dealer To ensure long product life Yamaha recom mends that you use the product and perform the specified periodic inspections and main tenance by correctly following the instruc tions in the owner s manual Any damage resulting from neglect of these instructions is not covered by warranty Some countries hav...

Page 4: ...s 11 Warning labels 11 Specifications and requirements 14 Specifications 14 Installation requirements 15 Boat horsepower rating 15 Mounting outboard motor 15 Yamaha Security System if equipped 15 Remote control requirements 16 Battery requirements 16 Specifications of Battery 16 Mounting battery 16 Multiple batteries 17 Propeller selection 17 Counter rotation models 17 Start in gear protection 18 ...

Page 5: ...Yamaha Security System information if equipped 41 Low oil pressure alert 42 Overheat alert 42 Water separator alert 43 Engine trouble alert 43 Low battery voltage alert 43 6Y8 Multifunction speed fuel meters 44 6Y8 Multifunction speedometers 45 6Y8 Multifunction fuel management meters 45 Engine control system 47 Alert system 47 Overheat alert twin engines 47 Low oil pressure alert 47 Installation ...

Page 6: ...5 Greasing 76 Cleaning and adjusting spark plug 77 Inspecting idle speed 77 Changing engine oil 78 Inspecting wiring and connectors 80 Checking propeller 80 Removing propeller 81 Installing propeller 81 Changing gear oil 82 Inspecting and replacing anode s 83 Checking battery for electric start models 84 Connecting the battery 85 Disconnecting the battery 86 Storing the battery 86 Trouble Recovery...

Page 7: ...nd tilt Body parts can be crushed between the mo tor and the clamp bracket when the motor is trimmed or tilted Keep body parts out of this area at all times Be sure no one is in this area before operating the power trim and tilt mechanism The power trim and tilt switches operate even when the main switch is off Keep people be away from the switches whenever working around the motor Never get under...

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

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

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

Page 11: ...on When you maintain your direction and speed the other vessel will be able to determine how best to avoid you Give way vessel The vessel that does not have the right of way has the duty to take positive and timely action to stay out of the way of the Stand On vessel Normally you should not cross in front of the vessel with the right of way You should slow down or change directions brief ly and pa...

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

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

Page 14: ...Safety information 8 ZMU01708 U63P3FE0 book Page 8 Thursday December 5 2013 10 01 AM 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: ...1 EC Declaration of Conformity DoC This declaration is included with outboard motors that conform to European regula tions This outboard motor conforms to certain por tions of the European Parliament directive re lating to machinery Each conformed outboard motor accompa nied with EC DoC EC DoC contains the fol lowing information Name of Engine Manufacture Model name Product code of model Approved ...

Page 16: ...th this label conform to cer tain portion s of the Australian Radio Com munications Act 1 CE marking location 1 C Tick label location ZMU06040 ZMU01697 U63P3FE0 book Page 10 Thursday December 5 2013 10 01 AM 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 17: ...with the boat Read all labels on the outboard motor and the boat If you need any additional information contact your Yamaha dealer EMU33834 Warning labels If these labels are damaged or missing contact your Yamaha dealer for replacements U63P3FE0 book Page 11 Thursday December 5 2013 10 01 AM 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: ...n starting or during operation 2 WARNING EWM01672 Read Owner s Manuals and labels Wear an approved personal flotation de vice PFD Attach engine shut off cord lanyard to your PFD arm or leg so the engine stops if you accidentally leave the helm which could prevent a runaway boat EMU33851 Other labels 1 2 ZMU06191 3 ZMU05710 U63P3FE0 book Page 12 Thursday December 5 2013 10 01 AM 2 0 1 9 Y a m a h a...

Page 19: ...ols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 U63P3FE0 book Page 13 Thursday December 5 2013 10 01 AM 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: ... 70 3 79 in Ignition system TCI Spark plug NGK LFR5A 11 Spark plug gap 1 0 1 1 mm 0 039 0 043 in Steering system Remote steering Starting system Electric starter Starting carburetion system Fuel injection Valve clearance IN cold engine 0 17 0 24 mm 0 0067 0 0094 in Valve clearance EX cold engine 0 31 0 38 mm 0 0122 0 0150 in Cold cranking amps CCA SAE 512 1150 A Marine cranking amps MCA ABYC 675 1...

Page 21: ... or contact the manufacturer EMU40491 Mounting outboard motor WARNING EWM02501 Improper mounting of the outboard mo tor could result in hazardous conditions such as poor handling loss of control or fire hazards Because the outboard motor is very heavy special equipment and training is required to mount it safely Your dealer or other person experienced in proper rigging should mount the outboard mo...

Page 22: ...arted if battery voltage is too low For North America For Oceania NOTICE ECM01063 Do not use a battery that does not meet the specified capacity If a battery that does not meet specifications is used the electric system could perform poor ly or be overloaded causing electric system damage Do not use a battery which exceeds the maximum CCA rating If the batteries are used in parallel circuit use ne...

Page 23: ...ler that lets the engine run in the proper range for your maximum load but remember that you may need to reduce your throttle setting to stay within the recommended engine speed range when carrying lighter loads 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 80 EMU36312 Counter rota...

Page 24: ...t brand of gas oline or premium unleaded fuel Yamaha rec ommends that you use alcohol free gasoline see Gasoline with Ethanol whenever possi ble The use of a poor quality gasoline may result in starting and running problems If you en counter drivability problems which you sus pect could be related to the fuel you are using we recommend that you switch to a recognized high quality brand of gasoline...

Page 25: ...l or gasoline containing any amount of Methanol These fuels can cause starting and running problems as well as serious fuel system and internal engine damage Gasoline 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 deposits from a boat s fuel system particularly in older boats as well as ta...

Page 26: ... starting and running problems fuel system damage and internal engine damage Yamaha recommends the use of two Yama lube gasoline additives to reduce internal de posits and extend the storage life of gasoline Continuous use of Yamalube Ring Free Fuel Additive Plus reduces harmful internal de posits Yamalube Fuel Stabilizer Condition er Plus added to fresh gasoline will help protect the fuel system ...

Page 27: ...ssion control certifi cate This label is attached to the bottom cowling New Technology 4 stroke MFI EMU25264 Manufactured date label This label is attached to the clamp bracket or the swivel bracket 1 Approval label location 1 Manufactured date label location ZMU06895 EMISSION CONTROL INFORMATION MFI THIS ENGINE CONFORMS TO CALIFORNIA AND U S EPA EXHAUST REGULATIONS FOR SI MARINE ENGINES REFER TO ...

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

Page 29: ... and Inboard marine engine 2009 exhaust emission standards Personal Watercraft and Outboard marine engines may also comply with these standards Engines meeting these standards have 90 lower emissions than One Star Low Emission engines ZMU01704 ZMU05663 U63P3FE0 book Page 23 Thursday December 5 2013 10 01 AM 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 30: ...m tab anode 5 Propeller 6 Cooling water inlet 7 Clamp bracket 8 Flushing device 9 Water separator 10 Power trim and tilt switch 11 Remote control box side mount type 12 Remote control box binnacle mount type 13 Switch panel for use with binnacle type 14 Digital speedometer 15 Digital tachometer 16 Fuel management meter 17 Remote control transmitter 18 Receiver U63P3FE0 book Page 24 Thursday Decemb...

Page 31: ...mote control 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 SET MODE SET MODE 1 4 6 3 2 5 ZMU05429 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 un...

Page 32: ...very 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 EMU38602 Receiver if equipped The receiver control the ECM Electronic con trol module to prevent the engine from start ing Consult your Yamaha de...

Page 33: ... Yamaha Security System mode Number of beeps Main switch Engine can be started Lock 1 beep NO Unlock 2 beeps YES 1 Power trim and tilt switch 2 Remote control lever 3 Neutral interlock trigger 4 Neutral throttle lever 5 Main switch 6 Engine shut off switch 7 Throttle friction adjuster 1 Remote control lever 2 Power trim and tilt switch 3 Free accelerator 4 Throttle friction adjuster 2 3 2 1 4 ZMU0...

Page 34: ...s in the neutral position After the button is pushed the throttle be gins to open after the remote control lever is moved at least 35 After using the free accelerator return the remote control lever to the neutral position The free accelerator button will return auto matically to its set position The remote control will then engage forward and re verse normally EMU25977 Throttle friction adjuster ...

Page 35: ...t 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 cord during normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could slow rapidly T...

Page 36: ...on using the power trim and tilt switch see pages 62 and 64 EMU26156 Power trim and tilt switch on bottom cowling The power trim and tilt switch is located on the side of the bottom cowling Pushing the switch up trims the outboard motor up and then tilts it up Pushing the switch down tilts the outboard motor down and trims it down When the switch is released the outboard motor will stop in its cur...

Page 37: ...ing Always test run af ter the trim tab has been installed or re placed to be sure steering is correct Be sure you have tightened the bolt after ad justing the trim tab The trim tab should be adjusted so that the steering control can be turned to either the right or left by applying the same amount of force If the boat tends to veer to the left port side turn the trim tab rear end to the port side...

Page 38: ... use an additional support device to secure it in the tilt position EMU26385 Cowling lock lever pull up type To remove the engine top cowling pull up the cowling lock lever s and lift off the cowling When installing the cowling check to be sure it fits properly in the rubber seal Then lock the cowling by moving the cowling lock le ver s downward 1 Trim tab 2 Bolt 3 Cap Bolt tightening torque 42 Nm...

Page 39: ...ert device The water separator alert indicator of 6Y8 Multifunction Tachometer will blink The buzzer will sound intermittently only when the gear shift is in neutral If the alert system has activated stop the engine and consult a Yamaha dealer imme diately TIP Adding an in line 10 micron fuel filter has been show to greatly reduce the chance of fuel contamination problems Consult your dealer for i...

Page 40: ... trim and tilt switch If the trim angle of your motor exceeds the trim operating range the top segment on the trim meter display will blink EMU26652 Hour meter This meter shows the number of hours the engine has been run It can be set to show the total number of hours or the number of hours for the current trip The display can also be turned on and off To change the display format press the mode b...

Page 41: ...ing the indicator see page 47 NOTICE ECM00053 Do not continue to run the engine if the overheat alert indicator is on Serious en gine damage will occur EMU26603 Digital speedometer This gauge shows the boat speed and other information All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU36062 Speedometer The speedometer disp...

Page 42: ... to trip meter clock or voltmeter EMU26692 Trip meter This gauge displays the distance the boat has traveled since the gauge was last reset The trip distance is shown in kilometers or miles depending upon the unit of measure ment selected for the speedometer To reset the trip meter to zero press the set and mode buttons at the same time The trip distance is kept in memory by battery power The stor...

Page 43: ...and blink Get back to the port soon if an alert device has activated For charging the battery con sult your Yamaha dealer EMU26742 Fuel management meter The fuel management meter shows the state of the fuel consumption while the engine is running All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU26753 Fuel flow meter The ...

Page 44: ...starboard en gine only for fuel flow to the port engine only or for total fuel flow both en gines EMU36091 Fuel consumption meter Fuel econo my meter Twin engine speed syn chronizer The display shows either the fuel consump tion meter the fuel economy meter or the twin engine synchronizer To change the display press the mode button repeatedly until the indicator on the face of the gauge points to ...

Page 45: ...ary in their fuel consumption due to manufacturing variations These variations can be even greater if the engines are of different year models In addition variations in propel lers even of the same basic dimensions of the same design can also cause a slight variation in fuel consumption EMU26783 Twin engine speed synchronizer This gauge displays the difference in engine speed r min between the por...

Page 46: ... revolutions per minute It has functions of trim meter ad justing trolling speed cooling water engine temperature display battery voltage display total hour trip hour display oil pressure dis play water detection alert engine trouble alert and periodic maintenance notification If the cooling water pressure sensor is in stalled the unit can also show the cooling water pressure display However even ...

Page 47: ...f equipped Turn the main switch to the on position the currently selected Yamaha Security Sys tem mode Lock Unlock will show on the display Unlock mode Lock mode 1 Set button 2 Mode button 1 Tachometer 2 Water detection alert indicator 3 Engine trouble alert maintenance indicator 4 Trim meter 5 Multifunction display 6 Battery voltage 7 Cooling water engine temperature 8 Oil pressure 4 stroke model...

Page 48: ...your Yamaha dealer NOTICE ECM01602 Do not continue to run the engine if the low oil pressure alert device has activated Serious engine damage will occur EMU36222 Overheat alert If the engine temperature rises too high while cruising the overheat alert indicator will start to blink The engine speed will automatically decrease to about 2000 r min Stop the engine immediately if the buzzer sounds and ...

Page 49: ...ter Get back to the port soon and consult a Yamaha dealer immediately NOTICE ECM00911 Gasoline mixed with water could cause damage to the engine EMU36161 Engine trouble alert This indicator will blink if the engine malfunc tions while cruising Get back to the port soon and consult a Yamaha dealer immedi ately NOTICE ECM00921 In such an event the engine will not oper ate properly Consult a Yamaha d...

Page 50: ...connecting an optional sensor to the unit In addition if optional sensors are connected to the unit water surface temper ature display depth display and clock will also be available For the optional sensors consult your Yamaha dealer The speed fuel meter unit is available in round or square types Check your speed fuel meter unit type for operation information After the main switch is first turned ...

Page 51: ...k will also be available For the optional sensors consult your Yamaha dealer After the main switch is first turned on all the displays come on as a test After a few sec onds the gauge will change to normal oper ation For more information see the operation man ual originally supplied with the meter EMU36251 6Y8 Multifunction fuel manage ment meters The fuel management meter has the func tions of fu...

Page 52: ... all the displays come on as a test After a few sec onds the gauge will change to normal oper ation For more information see the operation man ual originally supplied with the meter 1 Set button 2 Mode button 1 Fuel flow meter 2 Multifunction display 2 1 ZMU05438 1 2 ZMU05439 U63P3FE0 book Page 46 Thursday December 5 2013 10 01 AM 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 53: ...hat the cooling water inlet is submerged Check the cooling water inlet for clogging Dual engine drive users If the overheat alert system of one engine ac tivates the engine will slow down To switch off the alert activation on the engine not af fected by overheating turn off the main switch of the engine overheating If the alert system has activated stop the engine and tilt the outboard motor up to...

Page 54: ...uzzer will sound If the alert system has activated stop the en gine as soon as it is safe to do so Check the oil level and add oil as needed If the oil level is correct consult your Yamaha dealer ZMU01828 OFF START ON OFF START ON ZMU04584 U63P3FE0 book Page 48 Thursday December 5 2013 10 01 AM 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 55: ...en terline keel line of the boat For twin engine boats mount the outboard motors equidis tant from the centerline Consult your Yamaha dealer or boat manufacturer for fur ther information on determining the proper mounting location EMU26935 Mounting height boat bottom The mounting height of your outboard motor affects its efficiency and reliability If it is mounted too high propeller ventilation ma...

Page 56: ...uch as the design or condition of the boat or ac cessories such as transom ladders or depth finder transducers can create air borne water spray while the boat is cruising If the outboard motor is oper ated continuously in the presence of air borne water spray enough water could enter the engine through the air intake opening in the top cowling to cause se vere engine damage Remove the cause of the...

Page 57: ...the water under load in gear with a propeller installed as follows For 10 hours for breaking in engine avoid extend ed idling rough water and crowded areas 1 For the first hour of operation Run the engine at varying speeds up to 2000 r min or approximately half throttle 2 For the second hour of operation Increase engine speed as much as nec essary to put the boat on plane but avoid full throttle o...

Page 58: ...ble and explosive Keep away from sparks cigarettes flames or other sources of ig nition WARNING EWM00911 Leaking fuel can result in fire or explosion Check for fuel leakage regularly If any fuel leakage is found the fuel sys tem must be repaired by a qualified me chanic Improper repairs can make the outboard unsafe to operate EMU36452 Check for fuel leaks Check for fuel leaks or gasoline fumes in ...

Page 59: ...l dipstick and wipe it clean 3 Insert the dipstick and remove it again Be sure to completely insert the dipstick into the dipstick guide otherwise the oil level measurement will be incorrect 4 Check the oil level using the dipstick to be sure the level falls between the upper level mark and lower level mark Consult your Yamaha dealer if the oil level is out of specified level or if it appears milk...

Page 60: ...lling 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 EMU2915A Checking power trim and tilt system WARNING EWM01931 Never get under the lower unit while it is tilted even when the tilt support lever is locked Severe injury could occur if the outboard motor accidentally falls Body parts can be crushed between the ...

Page 61: ...ders 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 smoothly EMU36583 Battery Check that the battery is in good condition and fully charged Check that the battery connections are clean secure and covered by insulating covers The electrical contacts of the battery and cabl...

Page 62: ...flow 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 laws or regulations EMU27453 Operating engine WARNING EWM00421 Before starting the engine make sure that the boat is tightly moored and that you can steer clear of any obstructions Be sure there are no swimmers in the ...

Page 63: ...er the boat could 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 26 TIP If you lost track of t...

Page 64: ...hen the main switch is turned on the buzzer operates for a few sec onds then stops automatically The buzzer also operates if one of the engines stalls 5 Turn the main switch to start and hold it for a maximum of 5 seconds 6 Immediately after the engine starts re lease the main switch to return it to on NOTICE Never turn the main switch to start while the en N ZMU04588 ON START OFF ON START OFF ZMU...

Page 65: ...he cooling water pilot hole is blocked Consult your Yamaha dealer if the prob lem cannot be located and corrected EMU27671 Warming up engine EMU30038 Electric start models 1 After starting the engine allow it to idle for 3 minutes to warm up to provide max imum operating performance and accel eration Failure to do so will shorten engine life 2 Be sure the low oil pressure alert indica tor remains ...

Page 66: ...om shifting back to neutral If this occurs stop the en gine shift to neutral then restart the en gine and allow it to warm up To shift out of neutral 1 Pull the neutral interlock trigger up if equipped 2 Move the remote control lever firmly and crisply forward for forward gear or rear ward for reverse gear about 35 a de tent can be felt To shift from in gear forward reverse to neu tral 1 Close the...

Page 67: ...s 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 varies depending on gross weight water surface conditions and wind direction EMU27822 Stopping engine Before stopping the engine first let it cool off for a few minutes at idle or lo...

Page 68: ...l 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 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 suc...

Page 69: ...ts 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 t...

Page 70: ...WM00251 Leaking fuel is a fire hazard If there is a fuel joint on the outboard motor discon nect the fuel line or close the fuel cock if the engine will be tilted for more than a few minutes Otherwise fuel may leak NOTICE ECM00242 Before tilting the outboard motor stop the engine by following the procedure on page 61 Never tilt the outboard mo tor while the engine is running Severe damage from ove...

Page 71: ...lt support and fall If the motor cannot be trailered in the normal running posi tion use an additional support device to secure it in the tilt position For more detailed information see page 68 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 durin...

Page 72: ... models The outboard motor can be tilted up partially to allow operation in shallow water NOTICE ECM00261 Do not tilt the 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 EMU32923 Procedure for power trim and tilt models 1 Place the remote con...

Page 73: ...in other minerals flush the cool ing system with fresh water to minimize cor rosion and clogging of the cooling water passages with deposits Also rinse the exte rior of the outboard motor with fresh water Operating in water containing mud sand silt debris or vegetation Mud sand silt debris and vegetation in the water may restrict water flow into the cooling water inlet covers or clog internal wate...

Page 74: ...tails When the outboard motor is tilted prolonged time for mooring or trailering the boat close the fuel valve EMU30062 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 outboard motor serviced by an authorized Yamaha dealer pri or to...

Page 75: ...g the flushing attachment main tain adequate water pressure so that there is a steady flow of water from the cooling water pilot hole If the overheat alert device is activated turn the engine off and consult your Yamaha dealer 6 Run the engine at a fast idle for a few minutes in neutral position while supply ing fresh water 7 Just prior to turning off the engine quick ly spray Yamaha Stor Rite Eng...

Page 76: ... procedure while the engine is running The water pump may be damaged and severe damage from over heating can result 1 After shutting off the engine unscrew the garden hose connector from the fitting on the bottom cowling 2 Screw the garden hose adapter onto a garden hose which is connected to a fresh water supply and then connect it to the garden hose connector 3 With the engine off turn on the wa...

Page 77: ... proper skills tools or supplies to perform a maintenance procedure have a Yamaha dealer or other qualified mechan ic do the work The procedures involve disassembling the motor and exposing dangerous parts To reduce the risk of injury from moving hot or electrical parts Turn off the engine and keep the key s and engine shut off cord lanyard with you when you perform maintenance un less otherwise s...

Page 78: ...eloped 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 As with any engine how ever if your normal operating conditions are different you should consider service more often than shown especially how often you change your engine oil and gear oil E...

Page 79: ...s 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 cov er Inspection or replace ment as necessary Anodes exhaust cov er cooling water pas sage cover Rectifier Reg...

Page 80: ...ace ment as necessary PCV Pressure Control Valve Inspection or replace ment as necessary Shift link shift cable Inspection adjust ment or replacement as necessary Spark plug s Inspection or replace ment as necessary Spark plug caps spark plug wires Inspection or replace ment as necessary Water from the cooling water pilot hole Inspection Throttle link throttle cable throttle pick up timing Inspect...

Page 81: ...nspection or replace ment as necessary Yamaha Meter gauge Inspection Item Actions Every 1000 hours Exhaust guide ex haust manifold Inspection or replace ment as necessary Timing belt Replacement Item Actions Initial Every 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years U63P3FE0 book Page 75 Thursday December 5 2013 10 01 AM 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...

Page 82: ...Maintenance 76 EMU28935 Greasing Yamaha marine grease Water resistant grease ZMU01796 U63P3FE0 book Page 76 Thursday December 5 2013 10 01 AM 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 83: ...rnal sparks which could lead to explosion or fire EWM00562 3 Be sure to use the specified spark plug otherwise the engine may not operate properly Before fitting the spark plug measure the electrode gap with a wire thickness gauge replace it if out of spec ification 4 When fitting the plug wipe off any dirt from the threads and then screw it in to the correct torque TIP If a torque wrench is not a...

Page 84: ...s Be sure the outboard motor is securely fastened to the transom or a stable stand NOTICE ECM01711 Change the engine oil after the first 20 hours of operation or 3 months and every 100 hours or at 1 year intervals thereafter Otherwise the engine will wear quickly To prevent spilling oil where it could cause damage to nature it is strongly recommend ed that you use an oil changer to change the engi...

Page 85: ...que wrench as soon as possible 8 Add the correct amount of oil through the filler hole Put back the filler cap and the dipstick NOTICE Overfilling the oil could cause leakage or damage If the oil level is above the upper level mark drain until the level meets the speci fied capacity ECM01851 9 Leave the outboard motor for 5 10 min utes 10 Remove the oil dipstick and wipe it clean 11 Insert the dip...

Page 86: ...n operating the engine under adverse conditions such as extended trolling EMU29115 Inspecting wiring and connectors Inspect that each connector is engaged se curely Inspect that each ground lead is properly secured EMU32113 Checking propeller WARNING EWM01882 You could be seriously injured if the en gine accidentally starts when you are near the propeller Before inspecting remov ing or installing ...

Page 87: ...771 On counter rotation models be sure to use a propeller intended for counterclock wise rotation These propellers are identi fied with the letter L after the size indication on the propeller Otherwise the boat could move in the opposite direction from that expected NOTICE ECM00502 Make sure to use a new cotter pin and bend the ends over securely Otherwise the propeller could come off during oper ...

Page 88: ...M00801 Be sure the outboard motor is securely fastened to the transom or a stable stand You could be severely injured if the outboard motor falls on you Never get under the lower unit while it is tilted even when the tilt support lever or knob is locked Severe injury could oc cur if the outboard motor accidentally falls 1 Tilt the outboard motor so that the gear oil drain screw is at the lowest po...

Page 89: ...Put a new gasket on the oil level plug When the oil begins to flow out of the oil level plug hole insert and tighten the oil level plug 7 Put a new gasket on the gear oil drain screw Insert and tighten the gear oil drain screw EMU29317 Inspecting and replacing anode s Yamaha outboard motors are protected from corrosion by sacrificial anodes Inspect the external anodes periodically Remove scales fr...

Page 90: ...tery varies for different batteries This procedure con tains typical checks that apply to many bat teries 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 voltmeter and low battery alert func...

Page 91: ... battery cable to the NEGATIVE 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 If connecting an accessory battery consult 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 Isolat...

Page 92: ... 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 with...

Page 93: ... the receiver Q Has the battery cell of the remote control transmitter discharged A Operate from spare remote control trans mitter or replace battery cell by a Yamaha dealer Q Are battery connections loose or corrod ed A Tighten battery cables and clean battery terminals Q Is battery capacity weak or low A Check battery condition Use battery of recommended capacity Starter will not operate Q Is ba...

Page 94: ...h recommended type Q Is fuel system obstructed A Check for pinched or kinked fuel line or other obstructions in fuel system Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is fuel filter clogged A Clean or replace filter Q Have ignition parts failed A Have serviced by a Yamaha dealer Q Has alert system activated A Find and correct cause of alert Q Is spark plug gap incorrect A ...

Page 95: ...el filter cup A Drain filter cup Engine power loss Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller pitch or diameter incorrect A Install correct propeller to operate out board at its recommended speed r min range Q Is trim angle incorrect A Adjust trim angle to achieve most efficient operation Q Is motor mounted at incorrect height on transom A Have motor adjusted to pr...

Page 96: ...spect spark plug and replace it with rec ommended type Q Is engine not responding properly to shift lever position A Have serviced by a Yamaha dealer Engine vibrates excessively Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller shaft damaged A Have serviced by a Yamaha dealer Q Are weeds or other foreign matter tangled on propeller A Remove and clean propeller Q Is motor ...

Page 97: ...ended that both engines be running with one in neutral gear if possible EMU29475 Replacing fuse If a fuse has blown remove the electrical cov er 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 EWM00632 Substituting an incorrect fuse or a piece of wire could allow excessive current flow This could cause electric syst...

Page 98: ...t or running engine Allow the engine to cool There will be fuel in the fuel filter Keep away from sparks cigarettes flames or other sources of ignition This procedure will allow some fuel to spill Catch fuel in a rag Wipe up any spilled fuel immediately 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 fue...

Page 99: ...soak ing it up with a rag 7 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 ECM01971 8 Connect the water detection switch cou pler securely until a click is heard 9 Fasten the water detection switch lead with the holder 1 Water detection switch coupler ZMU06222 1 1 Filter cup 2 W...

Page 100: ...g to port 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 until it has been com pletely inspected ECM00402 1 Holder U63P3FE0 book Page 94 Thursday December 5 2013 10 01 AM 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: ... 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 notice...

Page 102: ...U 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 STATES P...

Page 103: ... 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 us...

Page 104: ... and anticorrosion measures 70 Cleaning the outboard motor 71 Clock 36 Components diagram 24 Control functions checking 53 Cooling water 59 Cowling installing 54 Cowling lock lever 32 Cowling removing 52 C Tick label 10 D Digital speedometer 35 Digital tachometer 34 E EC Declaration of Conformity DoC 9 Electric shock 1 Emergency equipment 21 Emergency running single engine in an 91 Emergency tempo...

Page 105: ...rd motor 15 Mounting the outboard motor 49 N Neutral interlock trigger 28 Neutral throttle lever 28 O Operating engine 56 Operating in salt water or other conditions 67 Outboard motor disposal requirements 21 Outboard motor painted surface checking 71 Outboard motor safety 1 Outboard motor serial number 9 Overheat alert 42 47 Overheat alert indicator 35 Overloading 2 P Passenger training 4 Passeng...

Page 106: ... Throttle friction adjuster 28 Tilt support lever 32 Tilting up and down 64 Transporting and storing outboard motor 68 Trim meter 34 Trim tab with anode 31 Trimming outboard motor 62 Trip meter 36 Troubleshooting 87 Twin engine speed synchronizer 39 V Voltmeter 37 W Warming up engine 59 Warning labels 11 Warranty information use outside the U S A or Canada 97 Warranty limited 95 Water separator al...

Page 107: ...form 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 Service ...

Page 108: ...Printed on recycled paper Printed in Japan December 2013 2 2 1 CR U63P3FE0 book Page 1 Thursday December 5 2013 10 01 AM 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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