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88

Trouble Recovery

EMU29428

Troubleshooting

A problem in the fuel, compression, or igni-
tion systems can cause poor starting, loss of
power, or other problems. This section de-
scribes basic checks and possible remedies,
and covers all Yamaha outboard motors.
Therefore some items may not apply to your
model.
If your outboard motor requires repair, bring
it to your Yamaha dealer.
If the engine trouble-alert indicator is flash-
ing, consult your Yamaha dealer.

Starter will not operate.

Q. Is battery capacity weak or low?
A. Check battery condition. Use battery of
recommended capacity.

Q. Are battery connections loose or corrod-
ed?
A. Tighten battery cables and clean battery
terminals.

Q. Is fuse for electric start relay or electric cir-
cuit blown?
A. Check for cause of electric overload and
repair. Replace fuse with one of correct am-
perage.

Q. Are starter components faulty?
A. Have serviced by a Yamaha dealer.

Q. Is shift lever in gear?
A. Shift to neutral.

Engine will not start (starter operates).

Q. Is fuel tank empty?
A. Fill tank with clean, fresh fuel.

Q. Is fuel contaminated or stale?

A. Fill tank with clean, fresh fuel.

Q. Is fuel filter clogged?
A. Clean or replace filter.

Q. Is starting procedure incorrect?
A. See page 50.

Q. Has fuel pump malfunctioned?
A. Have serviced by a Yamaha dealer.

Q. Are spark plug(s) fouled or of incorrect
type?
A. Inspect spark plug(s). Clean or replace
with recommended type.

Q. Are spark plug cap(s) fitted incorrectly?
A. Check and re-fit cap(s).

Q. Is ignition wiring damaged or poorly con-
nected?
A. Check wires for wear or breaks. Tighten
all loose connections. Replace worn or bro-
ken wires.

Q. Are ignition parts faulty?
A. Have serviced by a Yamaha dealer.

Q. Is engine shut-off cord (lanyard) not at-
tached?
A. Attach cord.

Q. Are engine inner parts damaged?
A. Have serviced by a Yamaha dealer.

Engine idles irregularly or stalls.

Q. Are spark plug(s) fouled or of incorrect
type?
A. Inspect spark plug(s). Clean or replace
with recommended type.

6C1-9-7J-1E0.book 88 ページ２０１９年１０月３０日　水曜日　午後２時５６分

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Содержание F40G

Страница 1: ...Read this manual carefully before operating this outboard motor OWNER S MANUAL F40H F40G F50H FT50J F60F FT60G F70A 6C1 28199 7J E0 6C1 9 7J 1E0 book 1 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 2: ...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 6C1 9 7J 1E0 book 1 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 3: ...the most current prod uct information available at the time of print ing there may be minor discrepancies between your machine and this manual If there is any 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 tio...

Страница 4: ...F70A OWNER S MANUAL 2020 by Yamaha Motor Co Ltd 1st Edition November 2019 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in Japan 6C1 9 7J 1E0 book 2 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 5: ...tboard motor 14 Remote control requirements 14 Battery requirements 14 Battery specifications 14 Propeller selection 14 Start in gear protection 15 Engine oil requirements 15 Fuel requirements 16 Gasoline 16 Muddy or acidic water 17 Anti fouling paint 17 Outboard motor disposal requirements 17 Emergency equipment 17 Components 18 Components diagram 18 Optional items 20 Fuel tank 20 Fuel joint 21 F...

Страница 6: ...rting engine 43 Fuel level 44 Remove the top cowling 44 Fuel system 44 Controls 45 Engine shut off cord lanyard 45 Engine oil 45 Engine 46 Flushing device 46 Install top cowling 46 Power trim and tilt system 47 Battery 47 Filling fuel 48 Operating engine 49 Sending fuel portable tank 49 Starting engine 50 Checks after starting engine 52 Cooling water 52 Warming up engine 53 Manual start and electr...

Страница 7: ...eplacing the engine oil filter 80 Why Yamalube 81 Inspecting wiring and connectors 81 Checking propeller 81 Removing propeller 82 Installing propeller 82 Changing gear oil 83 Inspecting and replacing anode s 84 Checking battery for electric start models 85 Connecting the battery 86 Disconnecting the battery 86 Storing the battery 86 Trouble Recovery 88 Troubleshooting 88 Temporary action in emerge...

Страница 8: ...ectrocution EMU33662 Power trim and tilt Body parts can be crushed between the mo tor and the clamp bracket when the motor is trimmed or tilted Keep body parts out of this area at all times Be sure no one is in this area before operating the power trim and tilt mechanism The power trim and tilt switches operate even when the main switch is off Keep peo ple away from the switches whenever work ing ...

Страница 9: ...ating EMU33711 Alcohol and drugs Never operate after drinking alcohol or taking drugs Intoxication is one of the most com mon factors contributing to boating fatalities EMU40281 Personal flotation devices PFDs Have an approved PFD on board for every occupant Yamaha recommends that you must wear a PFD whenever boating At a minimum children and non swimmers should always wear PFDs and everyone shoul...

Страница 10: ...tion to avoid collisions Re member boats do not have brakes and stopping the engine or reducing throttle can reduce the ability to steer If you are not sure that you can stop in time before hitting an obstacle apply throttle and turn in another direction EMU48100 Collisions with floating or submerged objects If the outboard motor hits a floating object or an obstacle in the water while cruising th...

Страница 11: ... an emergency EMU33891 Boating safety publications Be informed about boating safety Additional publications and information can be obtained from many boating organizations EMU33602 Laws and regulations Know the marine laws and regulations where you will be boating and obey them Several sets of rules prevail according to geographic location but all are basically the same as the International Rules ...

Страница 12: ...lustration Re cord this number in the space provided for reference in case you need a new key EMU38983 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 relating to machinery Each conformed outboard motor accompa nied with EC DoC EC DoC conta...

Страница 13: ...otors that conform to European regulations Outboard motors affixed with this CE mark ing conform with the directives of 2006 42 EC 94 25 EC 2003 44 EC 2014 30 EU and 2004 108 EC 2013 53 EU 1 CE marking location 1 ZMU07908 ZMU06040 6C1 9 7J 1E0 book 6 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 14: ...ls supplied with the boat Read all labels on the outboard motor and the boat If you need any additional information contact your Yamaha dealer EMU33836 Warning labels If these labels are damaged or missing contact your Yamaha dealer for replacements F40H F50H FT50J F60F FT60G 3 1 2 ZMU07973 6C1 9 7J 1E0 book 7 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 15: ...General information 8 F40G F70A 3 1 2 ZMU07077 6C1 9 7J 1E0 book 8 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 16: ...s while the engine is running Do not touch or remove electrical parts when starting or during operation 3 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 6EE G2794 40 6EE G2794 50 6EE H1994 40 6EE H1994 50 6EE H...

Страница 17: ...ntrol lever gear shift lever operat ing direction dual direction Engine start Engine cranking EMU48000 Engine data recording This model s ECM stores certain engine data to assist in the diagnosis of malfunctions and for research statistical analysis and devel opment purposes ZMU05696 ZMU05664 ZMU05665 ZMU05666 ZMU05667 ZMU05668 6C1 9 7J 1E0 book 10 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 18: ...se this data to a third party except in the following cases In addi tion Yamaha may provide engine data to a contractor in order to outsource services re lated to the handling of the engine data Even in this case Yamaha will require the contractor to properly handle the engine data we provided and Yamaha will appropriately manage the data With the consent of the boat owner Where obligated by law F...

Страница 19: ...19 kg 262 lb F40GET F70AET 125 kg 276 lb FT60GET Dry weight AL X 123 kg 271 lb F70AET 129 kg 284 lb FT60GET Performance Full throttle operating range 5000 6000 r min F40HET F50HED F50HET F60FET FT50JET FT60GET 5300 6300 r min F40GET F70AET Rated power 29 4 kW 40 HP F40GET F40HET 36 8 kW 50 HP F50HED F50HET FT50JET 44 1 kW 60 HP F60FET FT60GET 51 5 kW 70 HP F70AET Idle speed in neutral 700 800 r mi...

Страница 20: ...lar unleaded gasoline Min research octane number RON 90 Fuel tank capacity 24 L 6 34 US gal 5 28 Imp gal Recommended engine oil YAMALUBE 4 or 4 stroke outboard motor oil Recommended engine oil grade 1 SAE 10W 30 10W 40 5W 30 API SE SF SG SH SJ SL Engine oil quantity without oil filter re placement 1 9 L 2 01 US qt 1 67 Imp qt Engine oil quantity with oil filter replace ment 2 1 L 2 22 US qt 1 85 I...

Страница 21: ...ing a collision or throwing passengers overboard If the engine ever starts in gear the start in gear protection device is not working correctly and you should dis continue using the outboard Contact your Yamaha dealer The remote control unit must be equipped with a start in gear protection device s This device prevents the engine from starting un less it is in neutral EMU25695 Battery requirements...

Страница 22: ...e 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 81 Propeller example EMU25771 Start in gear protection Yamaha outboard motors or Yamaha ap proved remote control units are equipped with start in gear protection device s This...

Страница 23: ...stored in clean containers TIP This mark identifies the recommended fuel for this outboard motor as specified by Eu ropean regulation EN228 Check that gasoline nozzle has the same identifier when fueling Recommended engine oil YAMALUBE 4 or 4 stroke outboard motor oil Recommended engine oil grade 1 SAE 10W 30 10W 40 5W 30 API SE SF SG SH SJ SL Recommended engine oil grade 2 SAE 15W 40 20W 40 20W 5...

Страница 24: ...idic water Yamaha strongly recommends that you have your dealer install the optional chromium plated water pump kit if you use the outboard motor in muddy or acidic water conditions However depending on the model it might not be required EMU36331 Anti fouling paint A clean hull improves boat performance The boat bottom should be kept as clean of ma rine growth as possible If necessary the boat bot...

Страница 25: ...16 17 9 12 11 6 7 5 10 8 13 14 15 1 3 4 2 1 Top cowling 2 Water separator 3 Cowling lock lever 4 Drain screw 5 Anode 6 Anti cavitation plate 7 Trim tab anode 8 Propeller 9 Cooling water inlet 10 Anode s 11 Trim rod 12 Tilt lock lever 13 Clamp bracket 14 Tilt support lever 15 Power trim and tilt switch 16 Flushing device 17 Fuel tank 6C1 9 7J 1E0 book 18 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 26: ...r separator 3 Cowling lock lever 4 Drain screw 5 Anti cavitation plate 6 Trim tab anode 7 Propeller 8 Cooling water inlet 9 Anode s 10 Clamp bracket 11 Tilt support lever 12 Power trim and tilt switch 13 Flushing device 14 Fuel tank 6C1 9 7J 1E0 book 19 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 27: ...d fuel reservoir and must not be used as a fuel storage container Com mercial users should conform to relevant licensing or approval authority regula tions TRIP TIME BATT Km h knot mph km mile SPEED YAMAHA set mode SET MODE SET MODE 7 3 4 5 6 2 1 ZMU08550 1 Tiller handle 2 Remote control box side mount type 3 Digital tachometer 4 Digital speedometer 5 6Y8 Multifunction tachometer 6 6Y8 Multifuncti...

Страница 28: ...lations re garding radio wave transmission in the country it is used in For details consult your Yamaha dealer The Yamaha Security System which pro tects against theft consists of the receiver and remote control transmitters The Yamaha Security System is available from your Yamaha dealer For details consult your Yamaha dealer The engine cannot be started if the security system is in the lock mode ...

Страница 29: ...hout shifting into ei ther forward or reverse put the remote con trol lever in the neutral position and lift the neutral throttle lever TIP The neutral throttle lever will operate only when the remote control lever is in neutral The remote control lever will operate only 1 Power trim and tilt switch 2 Remote control lever 3 Neutral interlock trigger 4 Neutral throttle lever 5 Main switch 6 Engine ...

Страница 30: ...he throttle indicator shows the relative amount of fuel consumed for each throttle position Choose the setting that offers the best performance and fuel economy for the desired operation EMU25978 Throttle friction adjuster A friction device provides adjustable resis tance to movement of the throttle grip or the remote control lever and can be set accord ing to operator preference To increase resis...

Страница 31: ...er 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 cord dur ing normal operation Loss of engine power means the loss of most steering control Also without engine p...

Страница 32: ...n EMU31433 Steering friction adjuster A friction device provides adjustable resis tance to the steering mechanism and can be set according to operator preference An ad juster lever is located on the bottom of the til ler handle bracket To increase resistance turn the lever to the port side A To decrease resistance turn the lever to the starboard side B EWM00041 Do not overtighten the friction adju...

Страница 33: ...sition For instructions on using the power trim and tilt switch see pages 56 and 59 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 mo...

Страница 34: ...adjusted trim tab could cause difficult steering Always test run after the trim tab has been installed or re placed to be sure steering is correct Be sure you have tightened the bolt after ad justing the trim tab 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...

Страница 35: ...power trim and tilt or hydro tilt model To keep the outboard motor in the tilted up position lock the tilt support lever to the clamp bracket ECM00661 Do not use the tilt support lever or knob when trailering the boat The outboard motor could shake loose from the tilt sup port and fall If the motor cannot be trailered in the normal running position use an additional support device to se 2 Bolt 3 C...

Страница 36: ... separated from the fuel exceeds a specific volume the alert device of 6Y8 Mul tifunction Tachometer will activate Activation of alert 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 im mediately EMU26305 Ale...

Страница 37: ...Components 30 details on how to read the alert indicator see page 39 1 Alert indicator 1 6C1 9 7J 1E0 book 30 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 38: ...ht up For further information on reading the indicator see page 39 ECM00053 Do not continue to run the engine if the overheat alert indicator is on Serious en gine damage will occur EMU26494 Digital tachometer The tachometer shows the engine speed and has the following functions All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereaf...

Страница 39: ...urrent trip The display can also be turned on and off To change the display format press the mode button The display can show total hours or trip hours or turn off To reset the trip hours simultaneously press the set and mode buttons for more than 1 second while the trip hours are displayed This resets the trip counter to 0 zero The total number of hours the engine has been run cannot be reset EMU...

Страница 40: ...n tarily after the main switch is turned on and will return to normal thereafter EMU36062 Speedometer The speedometer displays km h mph or knots according to operator preference Se lect the desired units of measurement by set ting the selector switch on the back of the gauge See the illustration for settings 1 Low oil pressure alert indicator 1 Overheat alert indicator ZMU01736 1 ZMU01737 1 1 Spee...

Страница 41: ...button repeatedly until the indicator on the face of the gauge points 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 sa...

Страница 42: ...o the port using trolling engine speed NOTICE Running out of fuel can damage the engine ECM01771 EMU26733 Low battery voltage alert indicator If battery voltage drops the display will auto matically turn on and blink Get back to the port soon if an alert device has activated For charging the battery con sult your Yamaha dealer EMU46654 6Y8 Multifunction meters There are two types of 6Y8 Multifunct...

Страница 43: ...tors Indicators Yamaha Security System indicator op tional This indicator appears when the Yamaha Security System is in lock mode 1 Tachometer 2 Trim meter 3 Multifunction display 1 Set button 2 Mode button 1 Speedometer 2 Fuel meter 3 Multifunction display 1 2 3 ZMU08408 SET MODE 2 1 ZMU08409 1 3 2 ZMU08410 1 Yamaha Security System indicator optional 2 Water separator alert indicator 3 Engine tro...

Страница 44: ...ine trouble alert indicator will start to blink Get back to the port soon and consult a Yamaha dealer immediately ECM00921 In such an event the engine will not oper ate properly Consult a Yamaha dealer im mediately Low battery voltage alert If the battery voltage drops the battery volt age value will start to blink Get back to the port soon if the low battery voltage alert device has activated For...

Страница 45: ...re alert indicator If the engine oil pressure drops too low the low oil pressure alert indicator will start to blink and the engine speed will automatical ly decrease to about 2000 3500 r min Stop the engine immediately if the buzzer sounds and the low oil pressure alert indica tor blinks Check the engine oil level and re plenish oil if necessary If the alert device has activated while the appropr...

Страница 46: ... device will activate The engine speed will automatically de crease to 2000 3500 r min The overheat alert indicator will light or blink if equipped The buzzer will sound if equipped on the tiller handle remote control box or main switch panel If the alert system has activated stop the en gine and check the cooling water inlets Check trim angle to be sure that the cool ing water inlet is submerged ...

Страница 47: ...000 3500 r min The low oil pressure alert indicator will light or blink if equipped The buzzer will sound if equipped 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 ZMU03604 ZMU03609 ZMU05431 ZMU01758 6C1 9 7J 1E0 book 40 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 48: ...e boat could be hard to steer For single en gine boats mount the outboard motor on the centerline keel line of the boat EMU26937 Mounting height boat bottom The mounting height of your outboard motor affects its efficiency and reliability If it is mounted too high propeller ventilation may occur which will reduce propulsion due to excessive propeller slip and the water in takes for the cooling sys...

Страница 49: ...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 intake opening in the top cowling to cause severe engine damage Remove the cause of the airborne water spray ZM...

Страница 50: ...f 10 hours break in to allow mating surfaces of moving parts to wear in evenly TIP Run the engine in the water under load in gear with a propeller installed as follows For 10 hours for breaking in engine avoid ex tended idling rough water and crowded ar eas 1 For the first hour of operation Run the engine at varying speeds up to 2000 r min or approximately half throttle 2 For the second hour of op...

Страница 51: ...t off the top cowling EMU36443 Fuel system EWM00061 Gasoline and its vapors are highly flam mable and explosive Keep away from sparks cigarettes flames or other sourc es of ignition EWM00911 Leaking fuel can result in fire or explo sion Check for fuel leakage regularly If any fuel leakage is found the fuel system must be repaired by a qualified mechanic Improper repairs can make the outboard unsaf...

Страница 52: ...Operate the throttle levers several times to make sure there is no hesitation in their travel Operation should be smooth over the complete range of motion and each le ver should return completely to the idle po sition Look for loose or damaged connections of the throttle and shift cables EMU36484 Engine shut off cord lanyard Inspect the engine shut off cord and clip for damage such as cuts breaks ...

Страница 53: ...y connected cooling water can leak out and the engine can overheat during oper ation ECM01802 EMU36956 Install top cowling 1 Be sure that the cowling lock lever is re leased 2 Be sure that the rubber seal is seated all the way around the top cowling 3 Place the top cowling on the bottom cowling 4 Check to be sure the rubber seal is seat ed correctly between the top cowling and the bottom cowling 5...

Страница 54: ...e outboard motor up and check that the trim and tilt rod is pushed out completely 4 Check that the trim and tilt rod is free of corrosion or other flaws 5 Tilt the outboard motor down Check that the trim and tilt rod operates smoothly EMU36585 Battery Check the battery s charge If your boat is equipped with a Yamaha digital speedome ter the voltmeter and low battery alert func tions will help you ...

Страница 55: ...e from the fuel tank and tighten the air vent screw on the fuel tank cap 3 Remove the portable tank from the boat 4 Be sure you are in a well ventilated out door area either securely moored or trailered 5 Do not smoke and keep away from sparks flames static electric discharge or other sources of ignition 6 If you use a portable container to store and dispense fuel use only an approved GASOLINE con...

Страница 56: ...or death when inhaled Symptoms include nausea dizziness and drowsiness Keep cockpit and cab in areas well ventilated Avoid blocking exhaust outlets EMU2746B Sending fuel portable tank 1 If there is an air vent screw on the fuel tank cap loosen it 2 or 3 turns 2 If there is a fuel joint on the motor align the fuel joint on the fuel line with the fuel joint on the motor and firmly connect the fuel l...

Страница 57: ...tangled preventing it from functioning Avoid accidentally pulling the cord dur ing normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could slow rapidly This could cause people and objects in the boat to be thrown forward 1 Place the gear shift lever in neutral TIP The start in gear protection device prevents the engine from starting ex...

Страница 58: ...e slightly and try to start the engine again If the engine still fails to start see page 88 EMU27666 Electric start and remote control models EWM01842 Failure to attach the engine shut off cord could result in a runaway boat if operator is ejected Attach the engine shut off cord to a secure place on your clothing or your arm or leg while oper ating Do not attach the cord to clothing that could tea...

Страница 59: ...he engine is cold it needs to be warmed up For further information see page 53 If the engine is warm and fails to start open the throttle slightly and try to start the engine again If the engine still fails to start see page 88 EMU36511 Checks after starting engine EMU36524 Cooling water Check for a steady flow of water from the cooling water pilot hole A continuous flow of water from the pilot ho...

Страница 60: ...ottle confirm that the engine shifts smoothly into forward and reverse and back to neutral EMU36981 Stop switches Turn the main switch to or press the engine stop button and make sure the en gine stops Confirm that removing the clip from the en gine shut off switch stops the engine Confirm that the engine cannot be started with the clip removed from the engine shut off switch EMU34531 Shifting EWM...

Страница 61: ...the lock down position if equipped before operating in reverse To shift from in gear forward reverse to neutral 1 Close the throttle so that the engine slows to idle speed 2 After the engine is at idle speed in gear move the remote control lever gear shift lever firmly and crisply into the neu tral position 1 Neutral interlock trigger 1 ZMU01727 ZMU03643 F N R 32 32 ZMU05460 R F ZMU05462 6C1 9 7J ...

Страница 62: ... wind direction EMU30881 Trolling EMU30891 Adjusting trolling speed The trolling speed on outboard motors equipped with the variable trolling RPM switches can be adjusted approximately 50 r min with each press of a switch To increase the trolling speed press the switch To decrease the trolling speed press the switch TIP The trolling speed changes approximately 50 r min each time a switch is presse...

Страница 63: ...d TIP The engine can also be stopped by pulling the cord and removing the clip from the en gine shut off switch then turning the main switch to off EMU27865 Trimming outboard motor EWM00741 Excessive trim for the operating condi tions either trim up or trim down can cause boat instability and can make steering the boat more difficult This in creases the possibility of an accident If the boat begin...

Страница 64: ...nd the clamp bracket when the motor is trimmed or tilted Use caution when trying a trim position for the first time Increase speed gradu ally and watch for any signs of instabil ity or control problems Improper trim angle can cause loss of control If equipped with a power trim and tilt switch located on the bottom cowling use the switch only when the boat is at a complete stop with the engine off ...

Страница 65: ...w trim out tilt the engine up To lower the bow trim in tilt the engine down Make test runs with the trim set to different angles to find the position that works best for your boat and operating conditions EMU27913 Adjusting boat trim When the boat is on plane a bow up attitude results in less drag greater stability and effi ciency This is generally when the keel line of the boat is up about 3 to 5...

Страница 66: ...ions and also to re duce salt corrosion EWM00223 Make sure that no one is near the out board motor when tilting the outboard motor up or down Otherwise body parts could be crushed between the outboard motor and the clamp bracket EWM00251 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 mor...

Страница 67: ... not use the tilt support lever or knob when trailering the boat The outboard motor could shake loose from the tilt support and fall If the motor cannot be trailered in the normal running position use an additional support device to secure it in the tilt position For more detailed information see page 66 ECM01642 EMU44631 Procedure for tilting up power trim and tilt models 1 Place the remote contr...

Страница 68: ...t use the tilt support lever or knob when trailering the boat The outboard mo tor could shake loose from the tilt support and fall If the motor cannot be trailered in the normal running po sition use an additional support de vice to secure it in the tilt position For more detailed information see page 66 ECM01642 EMU34481 Procedure for tilting down hydro tilt models 1 Release the tilt lock lever 2...

Страница 69: ... is support ed by the tilt rod and the tilt support lever becomes free 2 Release the tilt support lever 3 Push the power trim and tilt switch down to lower the outboard motor to the desired position EMU28063 Shallow water EMU28082 Hydro tilt models The outboard motor can be tilted up partially to allow operation in shallow water ZMU03644 ZMU03643 ZMU03644 DN ZMU01936 DN ZMU07921 6C1 9 7J 1E0 book ...

Страница 70: ...ruising in shallow water Otherwise severe damage from overheat ing can result EMU28176 Procedure for hydro tilt models 1 Place the remote control lever gear shift lever in neutral 2 Pull the tilt lock lever up to the release position 3 Slightly tilt the outboard motor up to the desired position and push the tilt lock le ver down to the lock position 4 To return the outboard motor to the nor mal ru...

Страница 71: ...ure for power trim and tilt models 1 Place the remote control lever gear shift lever in neutral 2 Slightly tilt the outboard motor up to the desired position using the power trim and tilt switch WARNING Using the power trim and tilt switch on the bot tom cowling while the boat is moving or engine is on could increase the risk of falling overboard and could distract the operator increasing the risk...

Страница 72: ...side of the outboard motor with fresh wa ter Cruising in muddy turbid or acidic water Yamaha strongly recommends that you use the optional chromium plated water pump kit see page 17 if you use the outboard motor in acidic water or water with a lot of sediment in it such as muddy or turbid cloudy water After operating in such water flush the cool ing passages with fresh water to prevent cor rosion ...

Страница 73: ...using engine start dif ficulty or malfunction When storing or transporting the outboard motor make sure to follow the procedure list ed below Disconnect the fuel line from the outboard motor Tighten the fuel tank cap and its air vent screw When the outboard motor is tilted pro longed time for mooring or trailering the boat disconnect the fuel line from the out board motor Tighten the fuel tank cap...

Страница 74: ...atory to pre vent excessive engine damage due to rust Perform the flushing and fogging at the same time 1 Wash the outboard motor body using fresh water NOTICE Do not spray wa ter into the air intake ECM01841 For fur ther information see page 70 2 Disconnect the fuel line from the out board motor 3 Remove the engine top cowling fly wheel cover and propeller For further details see page 82 4 Instal...

Страница 75: ...ace the spark plug s 7 Drain the remained gasoline in the vapor separator with a container Loosen the drain screw and then remove the cap Push in the air valve with a screwdriver to introduce air into the float chamber so that the gasoline will drain smoothly Then tighten the drain screw 8 Remove the flushing attachment 9 Drain the cooling water completely out of the motor Clean the body thoroughl...

Страница 76: ... damaged and severe damage from overheating can result 1 After shutting off the engine unscrew the garden hose connector from the fit ting 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 water tap and let the water flush through the cool ing passage...

Страница 77: ...maha dealer EMU2847G Periodic maintenance 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 risk of injury from moving hot or electrical p...

Страница 78: ...engine speed rpm for many hours Operating without sufficient time for engine to warm up and cool down Frequent quick acceleration and decelera tion Frequent shifting Frequently starting and stopping the en gine s Operation that fluctuates often between light and heavy cargo loads Outboard motors operating under any of these above conditions require more fre quent maintenance Yamaha recommends that...

Страница 79: ...r the engine should be flushed with clean water after each use The symbol indicates the check ups which you may carry out yourself The symbol indicates work to be carried out by your Yamaha dealer 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 84 Anode s internal 1 Inspection or replacem...

Страница 80: ...bracket bolt through tube Inspection and greasing Impeller water pump housing Inspection or replacement as necessary Impeller water pump housing Replacement Power trim and tilt unit Inspection 47 Propeller propeller nut cotter pin Inspection or replacement as necessary 81 Shift link shift cable Inspection adjust ment or replace ment as necessary Spark plug s Inspection or replacement as necessary ...

Страница 81: ...r replacement as necessary Timing belt Inspection or replacement as necessary Valve clearance Inspection and adjustment Cooling water inlet Inspection 18 Main switch stop switch Inspection or replacement as necessary Wire harness con nections wire cou pler connections Inspection or replacement as necessary Yamaha Meter gauge Inspection Fuel tank Yamaha portable tank Inspection and cleaning as nece...

Страница 82: ...e 75 EMU46082 Maintenance chart 2 Item Actions Every Page 1000 hours Exhaust guide exhaust manifold Inspection or replacement as necessary Timing belt Replacement 6C1 9 7J 1E0 book 75 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 83: ...to diagnose any problems yourself Instead take the outboard motor to a Yamaha dealer You should periodically re move and inspect the spark plug because heat and deposits will cause the spark plug to slowly break down and erode 1 Remove the spark plug caps from the spark plugs 2 Remove the spark plug If electrode ero sion becomes excessive or if carbon and other deposits are excessive you should re...

Страница 84: ...ed If the boat is not equipped with a tachometer for the outboard motor use a diagnostic ta chometer for this procedure Results may vary depending on whether testing is con ducted with the flushing attachment in a test tank or with the outboard motor in the water 1 Start the engine and allow it to warm up fully in neutral until it is running smooth ly 2 Once the engine has warmed up verify whether...

Страница 85: ...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 oil filler cap Pull out the dip stick and use the oil changer to extract the oil completely TIP When using an oil changer skip steps 6 and 7 6 Prepare a suitable container that holds a larger amount than the engine oil...

Страница 86: ...he dipstick into the dipstick guide otherwise the oil level measurement will be incorrect 12 Recheck the oil level using the dipstick to be sure the level falls between the up per and lower marks Consult your Yamaha dealer if the oil level is out of specified level 13 Start the engine and make sure that the low oil pressure alert indicator remains off Also make sure that there are no oil leaks NOT...

Страница 87: ...e handled with care to avoid burns Be sure the outboard motor is securely fastened to the transom or a stable stand Yamaha recommends you to have a Yamaha dealer replace the engine oil filter If you perform replacement yourself follow the procedure below If you have any ques tions please consult a Yamaha dealer 1 Drain the engine oil For further informa tion see page 77 2 Place a cloth under the e...

Страница 88: ...es to make sure the final oil clears our performance standards Thus Ya malube mineral semisynthetic and synthetic oils have their own distinct characters and value Yamaha s experience gained over many years of research and development into oil since the 1960 s helps make Yama lube the best choice for your Yamaha en gine EMU29116 Inspecting wiring and connectors Inspect that each connector is engag...

Страница 89: ...nes for wear or damage Check for fish line tangled around the pro peller shaft Check the propeller shaft oil seal for dam age EMU30663 Removing propeller EMU29198 Spline models 1 Straighten the cotter pin and pull it out using a pair of pliers 2 Remove the propeller nut washer and spacer if equipped WARNING Do not use your hand to hold the propel ler when loosening the propeller nut EWM01891 3 Rem...

Страница 90: ... pro peller nut to the specified torque tighten the nut further to align the slot with the hole EMU2928C Changing gear oil EWM00801 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 o...

Страница 91: ...oil drain screw hole 6 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 EMU29318 Inspecting and replacing anode s Yamaha outboard motors are protected from corrosion by sacrificial anodes Inspect the external anodes period...

Страница 92: ...isonous and caustic and batteries generate explosive hydrogen gas When working near the battery Wear protective eye gear and rubber gloves Do not smoke or bring any other source of ignition near the battery The procedure for checking the battery var ies for different batteries This procedure contains typical checks that apply to many batteries but you should always refer to the battery manufacture...

Страница 93: ... before working on the battery 2 Connect the 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 EMU29372 Disconnecting the battery 1 Turn off the battery cut off switch if equipped and main switch NOTICE If ...

Страница 94: ...tenance 87 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 6C1 9 7J 1E0 book 87 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 95: ...ha dealer Q Is shift lever in gear A Shift to neutral Engine will not start starter operates Q Is fuel tank empty A Fill tank with clean fresh fuel Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is fuel filter clogged A Clean or replace filter Q Is starting procedure incorrect A See page 50 Q Has fuel pump malfunctioned A Have serviced by a Yamaha dealer Q Are spark plug s fou...

Страница 96: ...r Q Is air vent screw on fuel tank closed A Open air vent screw Q Is choke knob pulled out A Return to home position Q Is motor angle too high A Return to normal operating position Q Is carburetor clogged A Have serviced by a Yamaha dealer Q Is fuel joint connection incorrect A Connect correctly Q Is throttle valve adjustment incorrect A Have serviced by a Yamaha dealer Q Is battery cable disconne...

Страница 97: ... s Clean or replace with recommended type Q Are weeds or other foreign matter tangled on gear housing A Remove foreign matter and clean lower unit Q Is fuel system obstructed A Check for pinched or kinked fuel line or other obstructions in fuel system Q Is fuel filter clogged A Clean or replace filter Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is spark plug gap incorrect A...

Страница 98: ...ring pivot loose or damaged A Tighten or have serviced by a Yamaha dealer EMU29435 Temporary action in emergency EMU29442 Impact damage EWM00871 The outboard motor can be seriously damaged by a collision while operating or trailering Damage could make the out board motor unsafe to operate If the outboard motor hits an object in the wa ter follow the procedure below 1 Stop the engine immediately 2 ...

Страница 99: ...ll not operate If the engine cannot be tilted up or down with the power trim and tilt because of a dis charged battery or a failure with the power trim and tilt unit the engine can be tilted manually 1 Loosen the manual valve screw by turn ing it counterclockwise until it stops 1 Fuse 20 A 3 30 A 2 Spare fuse 20 A 3 30 A 3 Fuse puller 3 2 1 1 2 ZMU07928 1 Fuse 15 A 20 A 30 A 2 Spare fuse 15 A 20 A...

Страница 100: ... 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 fuel leak which could result in a fire or explosion hazard If the water separator alert indicator on the 6Y8 Multifunction tachometer blinks perform the following procedure F40H F50H FT50J F60F FT60G 1 Stop the engine 2 Remove the top cowling 3...

Страница 101: ... 8 Connect the water detection switch cou pler securely until a click is heard 9 Fasten the water detection switch lead with the plastic tie 10 Install the top cowling 11 Start the engine and make sure that the water separator alert indicator remains off Have a Yamaha dealer inspect the outboard motor after returning to port F40G F70A 1 Stop the engine 2 Remove the top cowling 3 Remove the cover 1...

Страница 102: ...in the filter cup by soak ing it up with a rag 8 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 9 Connect the water detection switch cou pler securely until a click is heard 10 Fasten the water detection switch lead with the holder 1 Holder 1 Water detection switch coup...

Страница 103: ... or leg while operating the boat Do not attach the cord to clothing that could tear loose Do not route the cord where it could become entangled pre venting it from functioning Avoid accidentally pulling the cord dur ing normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could slow rapidly This could cause people and objects in the boat ...

Страница 104: ...4 Turn on the main switch 5 Insert the knotted end of the emergency starter rope into the notch in the flywheel rotor and wind the rope around the fly wheel several turns clockwise 6 Give a strong pull straight out to crank the engine Repeat if necessary WARNING Do not install the top cowling when engine is running EWM00622 ZMU07934 ZMU07935 ZMU01772 ON START OFF ZMU01906 6C1 9 7J 1E0 book 97 ページ ...

Страница 105: ...ard 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 ZMU07099 6C1 9 7J 1E0 book 98 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 106: ...r other conditions 65 D Digital speedometer 33 Digital tachometer 31 E EC Declaration of Conformity DoC 5 Electric shock 1 Emergency equipment 17 Emergency starting engine 96 Emergency temporary action in 91 Engine checking 46 Engine data recording 10 Engine oil 45 Engine oil changing 77 Engine oil filling 43 Engine oil requirements 15 Engine shut off cord lanyard 1 45 Engine shut off cord lanyard...

Страница 107: ...s 2 Passenger training 4 People in the water 2 Periodic maintenance 70 Personal flotation devices PFDs 2 Power trim and tilt 1 Power trim and tilt switch bottom cowling 26 Power trim and tilt switch remote control or tiller handle 26 Power trim and tilt system 47 Power trim and tilt will not operate 92 Propeller 1 Propeller checking 81 Propeller installing 82 Propeller removing 82 Propeller select...

Страница 108: ... cowling removing 44 Transporting and storing outboard motor 66 Trim meter 32 Trimming outboard motor 56 Trim rod tilt pin 28 Trim tab with anode 27 Trip meter 34 Trolling 55 Troubleshooting 88 V Variable trolling RPM switches 27 Voltmeter 35 W Warming up engine 53 Warning labels 7 Water separator alert indicator blinks while cruising 93 Weather 4 Wiring and connectors inspecting 81 Y Yamaha Secur...

Страница 109: ...6C1 9 7J 1E0 book 102 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

Страница 110: ...Printed in Japan November 2019 2 2 1 6C1 9 7J 1E0 book 1 ページ２０１９年１０月３０日水曜日午後２時５６分 ...

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