Yamaha 2017 WaveRunner EX, Owner'S/Operator'S Manual

Page 1: ...Read this manual carefully before operating this watercraft OWNER S OPERATOR S MANUAL 2017 WaveRunner EX EX Sport EX Deluxe F3Y F8199 70 E0 UF3Y70E0 book Page 1 Monday August 29 2016 10 30 AM ...

Page 2: ...Read this manual carefully before operating this watercraft This manual should stay with the WaveRunner if it is sold UF3Y70E0 book Page 1 Monday August 29 2016 10 30 AM ...

Page 3: ...ty Directives applied Electromagnetic Compatibility Directive 2014 30 EU EN 55012 2007 A1 2009 Standards EN 61000 6 2 2005 D A1 A1 B C B C B D B D B E B E B F B F G G G H H H Model Name 6GA Combustion Cycle 4 stroke Fuel Type Petrol ESSENTIAL REQUIREMENTS Essential requirements Standards Other normative document method Technical file Please specify in more detail mandatory standard Annex I A Desig...

Page 4: ...potential personal injury haz ards Obey all safety messages that follow this symbol to avoid possible injury or death WARNING EWJ00072 A WARNING indicates a hazardous situa tion which if not avoided could result in death or serious injury NOTICE ECJ00092 A NOTICE indicates special precautions that must be taken to avoid damage to the watercraft or other property TIP A TIP provides key information ...

Page 5: ...ch 25 Throttle lever 26 RiDE lever EX Deluxe 26 Steering system 26 Cooling water pilot outlet 27 Water separator 27 Watercraft operation 29 Watercraft operation functions 29 Reverse system EX Sport 29 Shift system EX Deluxe 29 Instrument operation 33 Multifunction information center 33 Information display 33 Equipment operation 39 Equipment 39 Seat 39 Handgrip 39 Reboarding grip 40 Reboarding step...

Page 6: ...craft 75 Operating in weeded areas 75 After removing the watercraft from the water 76 Care and storage 77 Post operation care 77 Flushing the cooling water passages 77 Cleaning the watercraft 78 Battery care 78 Long term storage 81 Cleaning 81 Lubrication 81 Rustproofing 82 Maintenance 84 Maintenance 84 Tool kit 84 Periodic maintenance chart 85 Engine oil and oil filter 87 Specifications 88 Specif...

Page 7: ...ion on the seat storage compartment MODEL EX1050C S EX EX1050B S EX Sport EX1050A S EX Deluxe EJU36551 Craft Identification Number CIN The CIN is stamped on a plate attached to the aft deck EJU44440 Engine serial number The engine serial number is stamped on a plate attached to the engine unit See page 39 for seat removal and installation proce dures and page 43 for information on the seat storage...

Page 8: ... A full explana tion of this information is given in the relevant sections of this manual Design category of this personal water craft C Category C This watercraft is designed to operate in winds up to Beaufort force 6 and the associ ated wave heights significant wave heights up to 2 m 6 56 ft see the following TIP Such conditions may be encountered in ex posed inland waters in estuaries and in co...

Page 9: ...ave height is the mean height of the highest one third of the waves which approximately corresponds to the wave height estimated by an experienced observer However some waves will be dou ble this height UF3Y70E0 book Page 3 Monday August 29 2016 10 30 AM ...

Page 10: ...t labels 4 EJU30453 Important labels Read the following labels before using this watercraft If have any questions consult a Yamaha dealer 1 10 2 4 11 9 12 5 3 13 7 6 14 8 UF3Y70E0 book Page 4 Monday August 29 2016 10 30 AM ...

Page 11: ...General and important labels 5 EJU35914 Warning labels If any of these labels are damaged or missing contact a Yamaha dealer for replacements 1 UF3Y70E0 book Page 5 Monday August 29 2016 10 30 AM ...

Page 12: ...General and important labels 6 F1B U41B1 31 F2S U41B1 30 F1B U41B1 21 F2S U41B1 20 F0M U41B2 11 F1B U41B2 01 3 4 2 UF3Y70E0 book Page 6 Monday August 29 2016 10 30 AM ...

Page 13: ...bels 7 F0V U41DB 12 F3Y U41E1 10 F3Y U41E1 30 F3Y U41E1 10 F3Y U41E1 30 F3Y U415B 10 F3Y U415B 30 REGULAR UNLEADED GASOLINE ONLY ESSENCE NORMALE SANS PLOMB UNIQUEMENT 6 8 7 5 UF3Y70E0 book Page 7 Monday August 29 2016 10 30 AM ...

Page 14: ...General and important labels 8 EX Sport GJ3 U416H 01 GP8 U416H 01 9 F3K U41D5 30 10 UF3Y70E0 book Page 8 Monday August 29 2016 10 30 AM ...

Page 15: ... labels F1B U41F5 11 F1B U41F5 21 6EY 43394 00 F3Y U41E1 10 F3Y U41E1 30 RATED RERSON CAPACITY 3 MAXIMUM LOAD 220 kg 485 lb CAPACITÉ MAXIMALE 3 personnes CHARGE MAXIMALE 220 kg 485 lb 11 12 13 14 UF3Y70E0 book Page 9 Monday August 29 2016 10 30 AM ...

Page 16: ... have read this own er s operator s manual the Riding Practice Guide the Riding Instruction card and all labels EJU30742 Limitations on who may operate the watercraft Yamaha recommends a minimum operator age of 16 years old Adults must supervise use by minors Know your local operator age and training requirements This watercraft is designed to carry the op erator and up to 2 passengers Never ex ce...

Page 17: ...uring slow speed ma neuvering such as launching beaching and docking EX Deluxe Avoid sharp turns slowing down rapidly by squeezing the RiDE lever forcefully and other maneuvers that make it hard for others to avoid you or under stand where you are going Avoid areas with submerged objects or shallow water Do not release the throttle lever when trying to steer away from objects you need throttle to ...

Page 18: ... occur if water is forced into body cavities as a result of falling into the water or being near the jet thrust nozzle Normal swimwear does not adequately protect against forceful water entry into the rectum or vagina All riders must wear a wetsuit bottom or clothing that provides equivalent protection Such clothing in cludes thick tightly woven sturdy and snug fitting apparel such as denim but do...

Page 19: ...mpeti tion follow the helmet requirements of the sanctioning organization Never operate the watercraft after consum ing alcohol or taking other drugs For reasons of safety and proper care of the watercraft always perform the pre op eration checks listed on page 52 before op erating the watercraft The operator should grip the handlebars firmly with both hands and the passengers should hold on firml...

Page 20: ...rules and be sure to check behind you before making a turn or slowing down See Safe boating rules on page 18 EJU30841 Recommended equipment The following items should be carried on board your watercraft Sound signaling device You should carry a whistle or other sound signaling device that can be used to signal other boats Visual distress signals It is recommended that a pyrotechnic de vice which i...

Page 21: ...amaha Engine Management System YEMS that includes an off throttle steering OTS sys tem It will activate at planing speeds should you attempt to steer the watercraft after releasing the throttle lever The OTS system assists in turning by continuing to supply some thrust while the watercraft is decelerating but you can turn more sharp ly if you apply throttle while turning the han dlebars The OTS sy...

Page 22: ...e N neu tral shift indicator is displayed the forward and reverse thrust are balanced to help keep the watercraft from moving in either direction although some movement may occur EX Deluxe To avoid rear end collisions while operating the watercraft check be hind you before using the RiDE lever to slow down or stop the watercraft Make sure that there are no obstacles or people behind you before shi...

Page 23: ...a bright ly colored one so boat operators can see the person being pulled The wakeboarder or water skier should wear protective clothing Severe internal in juries can occur if water is forced into body cavities as a result of falling into the water Normal swimwear does not adequately protect against forceful water entry into the rectum or vagina The person being pulled should wear a wetsuit bottom...

Page 24: ...f a standard ski rope away from any potential hazard The operators of boats and other water craft may not be aware that you are pulling a wakeboarder or water skier Together with the spotter pay attention to others around you and cruise at safe speeds Be alert to the hazard of the ski rope handle snapping back at the watercraft when the wakeboarder or water skier falls or is un able to get up Towi...

Page 25: ...se is unavoidable ride slowly and obey all laws Proper maintenance is necessary to ensure that the exhaust emission and sound levels of your watercraft will continue to be within reg ulated limits You have the responsibility to make sure that the recommended mainte nance in this owner s operator s manual is carried out Remember pollution can be harmful to the environment Do not refuel or add oil w...

Page 26: ...s a wake Bow The front end of the watercraft Stern The rear end of the watercraft Starboard The right side of the watercraft when facing forward Port The left side of the watercraft when facing forward Bilge water Water that has collected in the engine compartment Yamaha Engine Management System YEMS YEMS is an integrated computerized management system that controls and adjusts ignition timing fue...

Page 27: ...12 11 10 9 5 1 Hood 2 Handlebar 3 Footwell 4 Seat page 39 5 Boarding platform 6 Fuel filler cap page 45 7 Handgrip page 39 8 Reboarding grip page 40 9 Sponson 10 Gunwale 11 Cooling water pilot outlet page 27 12 Bow eye page 40 UF3Y70E0 book Page 21 Monday August 29 2016 10 30 AM ...

Page 28: ... page 41 2 Reboarding step EX Sport EX Deluxe page 40 3 Stern eye page 41 4 Stern drain plug page 48 5 Intake grate 6 Ride plate 7 Jet thrust nozzle 8 Reverse gate EX Sport EX Deluxe page 29 UF3Y70E0 book Page 22 Monday August 29 2016 10 30 AM ...

Page 29: ...ne shut off switch page 25 4 Rearview mirror EX Sport EX Deluxe 5 Clip page 25 6 Throttle lever page 26 7 Multifunction information center page 33 8 Shift lever EX Sport page 29 9 Glove compartment page 42 10 Engine shut off cord lanyard page 25 11 Engine stop switch page 25 UF3Y70E0 book Page 23 Monday August 29 2016 10 30 AM ...

Page 30: ...2 Fuel tank 3 Air filter case 4 Flushing hose connector page 77 5 Oil tank filler cap Dipstick 6 Oil tank 7 Battery page 55 8 Fuse box 9 Spark plug Ignition coil 10 Fire extinguisher holder page 44 11 Seat storage compartment page 43 UF3Y70E0 book Page 24 Monday August 29 2016 10 30 AM ...

Page 31: ...thorized op eration by children or others EJU44350 Start switch NOTICE ECJ01311 Do not run the engine over 4000 r min on land Also do not run the engine for more than 15 seconds without supplying water otherwise the engine could overheat The start switch green button starts the en gine when the switch is pushed Release the start switch as soon as the en gine starts to run If the engine does not st...

Page 32: ...o its fully closed idle position when released EJU43342 RiDE lever EX Deluxe When the RiDE lever is squeezed the reverse gate lowers and the watercraft starts moving in reverse If the watercraft is moving forward the watercraft gradually slows down until it stops and then the watercraft starts moving in reverse When the RiDE lever is released it automati cally returns to its fully closed idle posi...

Page 33: ...olling speed EJU35975 Cooling water pilot outlet When the engine is running some of the cooling water that is circulated in the engine is discharged from the cooling water pilot outlet There is a cooling water pilot outlet on the port left side of the watercraft To check for proper operation of the cooling system make sure that water is being discharged from the cooling water pilot outlet If water...

Page 34: ...arator 2 Gradually loosen the drain screw to drain the water Catch the draining water in the drain pan or soak it up with the dry cloth so that it does not spill into the engine compartment If any water spills into the watercraft be sure to wipe it up with a dry cloth 3 Securely tighten the drain screw until it stops 1 Water separator 2 Drain screw 2 1 UF3Y70E0 book Page 28 Monday August 29 2016 1...

Page 35: ...e in reverse To shift into reverse 1 Release the throttle lever and let the en gine speed return to idle 2 Pull the shift lever rearward until it stops in the reverse position The reverse gate will lower and the watercraft will start moving in reverse at trolling speed To shift into forward 1 Release the throttle lever and let the en gine speed return to idle 2 Push the shift lever forward until i...

Page 36: ... that the watercraft moves in reverse or is in neutral When the throttle le ver is squeezed the reverse gate rises and the watercraft moves forward TIP This model is equipped with a function which limits the engine speed in reverse When the engine is started the reverse gate automatically moves to the neutral po sition To shift into reverse 1 Release the throttle lever 2 Squeeze the RiDE lever The...

Page 37: ...d 1 Release the RiDE lever 2 Squeeze the throttle lever The reverse gate will rise completely the engine speed will increase the watercraft will start moving forward and the F for ward shift indicator will be displayed 1 RiDE lever 1 Reverse gate 2 Neutral position 1 N Neutral position 1 1 2 1 1 Throttle lever 1 Reverse gate 2 Forward position 1 F Forward position 1 1 2 1 UF3Y70E0 book Page 31 Mon...

Page 38: ...ve in reverse To shift into neutral from forward 1 Release the throttle lever 2 Lightly squeeze and release the RiDE le ver The N neutral shift indicator will be displayed TIP If the RiDE lever is squeezed continuously the reverse gate will move to the reverse po sition 1 N Neutral position 1 UF3Y70E0 book Page 32 Monday August 29 2016 10 30 AM ...

Page 39: ...ngine is started again the displays return to their state before the center turned off and then the center starts to operate normally EJU35027 Information display The information display shows watercraft op erating conditions EJU43832 Speedometer The speedometer shows the watercraft speed against water By switching the display units the speed can be shown in kilometers per hour km h or miles per h...

Page 40: ...lay units change To switch the speedometer display units again repeat this procedure EJU44650 Tachometer The tachometer shows the engine speed TIP While the engine is stopped the battery volt age and the total engine hours are displayed alternately EJU43891 Shift indicator EX Deluxe This indicator shows the reverse gate shift positions F forward N neutral and R 1 Engine stop switch 1 Speedometer 1...

Page 41: ...hour meter and error code will be displayed alternately at 3 second intervals Hour meter The hour meter shows the total number of hours that the engine has been running since the watercraft was new TIP The elapsed time will be kept even if the bat tery terminals have been disconnected Voltmeter The voltmeter shows the battery voltage When the battery voltage is normal the volt meter displays appro...

Page 42: ...erence only EJU44710 Fuel level warning If the fuel remaining in the fuel tank drops to about 8 L 2 1 US gal 1 8 Imp gal the lowest fuel level segment the fuel level warning indi cator and the WARNING indicator light blink and the buzzer sounds intermittently for 30 seconds If the fuel level warning is activated refill the fuel tank as soon as possible See page 45 for information on filling the fu...

Page 43: ...aximum engine speed is limited If the engine overheat warning is activated immediately reduce the engine speed return to shore and then make sure that water is being discharged from the cooling water pilot outlet while the engine is running If there is no discharge of water stop the engine and then check the jet intake for clogging See page 92 for information on the jet intake NOTICE If you cannot...

Page 44: ...ror code alternately at 3 second intervals If the check engine warning is activated im mediately reduce the engine speed return to shore and have a Yamaha dealer check the engine 1 Error code 1 UF3Y70E0 book Page 38 Monday August 29 2016 10 30 AM ...

Page 45: ...remove it To install the seat 1 Insert the projection on the front of the seat into the stay on the deck 2 Push the rear of the seat down to secure ly lock it in place EJU31364 Handgrip The handgrip is used when boarding the wa tercraft from the water and when the spotter is facing rearward WARNING Do not use the handgrip to lift the watercraft The handgrip is not designed to support the watercraf...

Page 46: ... original position when released WARNING Do not use the reboarding step to lift the watercraft The reboarding step is not designed to support the watercraft s weight If the reboarding step breaks the watercraft could fall which could result in severe injury EWJ01212 NOTICE ECJ00743 Use the reboarding step only to board the watercraft in the water Do not use the re boarding step for any other purpo...

Page 47: ...t the watercraft s weight If the cleat breaks the watercraft could fall which could result in severe in jury EWJ01511 EJU31685 Storage compartments This watercraft is equipped with the following storage compartments The storage compartments are not designed to be waterproof If you carry objects that must be kept dry put them in a waterproof bag Make sure that the storage compartments are closed se...

Page 48: ...the hood to its original position and then hook the hood latches to secure it in pla ce EJU43781 Glove compartment The glove compartment is located in front of the seat 1 Hood latch 1 Bow storage compartment Bow storage compartment Capacity 7 0 L 1 8 US gal 1 5 Imp gal Load limit 2 0 kg 4 4 lb 1 1 1 Hood latch 1 UF3Y70E0 book Page 42 Monday August 29 2016 10 30 AM ...

Page 49: ...rtment The seat storage compartment is located un der the seat See page 39 for seat removal and installation procedures 1 Glove compartment latch 1 Glove compartment Glove compartment Capacity 14 0 L 3 7 US gal 3 1 Imp gal Load limit 3 0 kg 6 6 lb 1 1 1 Seat storage compartment Seat storage compartment Capacity 8 0 L 2 1 US gal 1 8 Imp gal Load limit 3 0 kg 6 6 lb 1 UF3Y70E0 book Page 43 Monday Au...

Page 50: ...4501 Fire extinguisher holder The fire extinguisher holder is located under the seat See page 39 for seat removal and installation procedures The fire extinguisher holder is removable 1 Fire extinguisher holder 1 UF3Y70E0 book Page 44 Monday August 29 2016 10 30 AM ...

Page 51: ...and that containing methanol Gasohol containing ethanol can be used if ethanol content does not exceed 10 and the fuel meets the minimum octane ratings E 85 is a fuel blend containing 85 ethanol and therefore must not be used in this water craft All ethanol blends containing more than 10 ethanol can cause fuel system damage or engine performance problems Yamaha does not recommend gasohol con taini...

Page 52: ... Do not leave the watercraft with a full tank in direct sunlight 7 Wipe up any spilled fuel immediately with a dry cloth 8 Securely install the fuel filler cap by tight ening it until it clicks 9 Securely install the fire extinguisher hold er and seat in their original positions 1 Fuel filler cap Fuel tank capacity 50 L 13 2 US gal 11 0 Imp gal 1 1 Top of the fuel tank 2 Approximately 50 mm 2 in f...

Page 53: ...ing water When checking the engine oil level on wa ter moor the watercraft so that it will not drift away To check the engine oil level 1 With the engine stopped place the wa tercraft in a precisely level position on land or launch the watercraft 2 Look in all directions and then start the engine See page 64 for information on starting the engine 3 Run the engine at idling speed for 6 mi nutes or ...

Page 54: ...an result in severe damage EJU44260 Draining the bilge water on land To drain the bilge water on land 1 Loosen the stern drain plugs and remove them 2 Raise the bow of the watercraft such as by placing the watercraft on a slope to drain the bilge water from the engine compartment 3 After the bilge water has drained from the stern drain plug holes wipe up any re maining moisture in the engine compa...

Page 55: ... drained on water To completely drain the bilge water remove the watercraft from the water and drain the bilge water on land Jet vacuum bilge draining system While the watercraft is operating bilge water in the engine compartment is drawn in by the vacuum that is generated in the jet pump and discharged from the watercraft through the jet thrust nozzle To drain the bilge water on water Operate the...

Page 56: ...t other than the bow eye and stern eyes to secure the watercraft to the trailer Otherwise the watercraft may be damaged Wrap the ropes or tie downs with towels or rags where they touch the body of the watercraft to avoid scratches or damage EX Sport Do not transport the watercraft with the shift lever in the re verse position Otherwise the reverse gate may hit an obstacle which could cau se damage...

Page 57: ...mponent life To perform the engine break in 1 Check the engine oil level See page 47 for information on checking the engine oil level 2 Launch the watercraft and start the en gine See page 64 for information on starting the engine 3 For the first 5 minutes operate with the engine at idling speed 4 For the next 30 minutes operate with the engine speed below 5000 r min 5 For the next 1 hour operate ...

Page 58: ... level 55 Steering system Check the steering system for proper operation 56 Reverse system EX Sport Check the reverse system for proper operation 57 RiDE lever EX Deluxe Check the RiDE lever for proper operation 57 Throttle lever Check the throttle lever for proper operation 58 Engine shut off cord lan yard Check the engine shut off cord lanyard for dam age 58 Switches Check the start switch engin...

Page 59: ... LAUNCH CHECKS Cooling water pilot outlet Check that water is discharged from the cooling water pilot outlet while the engine is running 60 Multifunction information center Check the multifunction information center for prop er operation 60 Shift system EX Deluxe Check the shift system for proper operation 61 Engine idling speed Check the engine idling speed 61 ITEM ROUTINE PAGE UF3Y70E0 book Page...

Page 60: ...ngine if there is a fuel leak Ventilate the engine compartment Leave the engine compartment open for a few minutes to allow any fuel vapors to escape Make sure that there is no damage inside the engine compartment EJU34215 Fuel system checks WARNING EWJ00382 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 ...

Page 61: ...il level EJU32456 Bilge water check Make sure that no bilge water has collected in the engine compartment If bilge water has collected in the engine compartment drain it See page 48 for information on draining the bilge water EJU32485 Battery checks Make sure that the battery terminals and breather hose are not damaged and that the battery leads and breather hose are connect ed properly WARNING Fi...

Page 62: ...curely held in place EJU32614 Steering system checks Turn the handlebars to the right and left sev eral times to make sure that operation is smooth and unrestricted throughout the whole range and that the free play is not ex cessive Turn the handlebars as far as possible to the right and left to make sure that the jet thrust nozzle moves as the handlebars are turned and that there is no difference...

Page 63: ...ooth throughout the whole range Also make sure that the reverse gate moves up and down according to the operation of the shift lever and that the gate makes contact with the stoppers See page 29 for reverse system operation EJU43213 RiDE lever checks EX Deluxe Operate the RiDE lever several times to make sure that operation is smooth throughout the Difference between fully turned posi tions of jet...

Page 64: ...r tie it together The engine shut off cord lan yard may not pull free when the operator falls off allowing the watercraft to conti nue to run and cause an accident EWJ01221 EJU40692 Switch checks NOTICE ECJ01311 Do not run the engine over 4000 r min on land Also do not run the engine for more than 15 seconds without supplying water otherwise the engine could overheat Check the start switch the eng...

Page 65: ...amaha dealer or a fire extinguish er dealer to obtain one meeting the proper specifications EJU40122 Safety equipment check Check that safety equipment meeting the ap plicable regulations is on board EJU32353 Hull and deck check Check the hull and deck for damage or other problem EJU32657 Jet intake checks Make sure that the jet intake is not damaged or clogged with weeds or debris If the jet in t...

Page 66: ...ft See page 64 for information on launching the watercraft 2 Perform the checks and make sure that there are no malfunctioning items or oth er problems EJU40553 Cooling water pilot outlet check Make sure that water is discharged from the cooling water pilot outlet while the engine is running See page 27 for information on the cooling water pilot outlet EJU32715 Multifunction information center che...

Page 67: ...oid colli sions operate at safe speeds and keep a safe distance away from people objects and other watercraft EWJ01860 EJU40172 Engine idling speed check Start the engine and warm it up Use the ta chometer in the multifunction information center to make sure that the engine idling speed is not significantly above or below the specified range 1 F Forward position 1 N Neutral position 1 R Reverse po...

Page 68: ...Pre operation checks 62 Engine idling speed 1500 100 r min UF3Y70E0 book Page 62 Monday August 29 2016 10 30 AM ...

Page 69: ...an understanding of the watercraft and its oper ation Remember This watercraft is designed to carry the operator and up to 2 passengers Never exceed the maximum load limit or al low more than 3 persons or 2 persons if a wakeboarder or water skier is being pulled to ride the watercraft at any time EJU33006 Learning to operate your watercraft Before operating the watercraft always per form the pre o...

Page 70: ...WARNING EWJ01531 Do not apply throttle when anyone is at the rear of the watercraft Turn the engine off or keep it at idle Water and debris exiting the jet thrust nozzle can cause severe in jury To start the engine 1 Move the watercraft to an area that is free from weeds and debris and has a water depth of at least 60 cm 2 ft from the bottom of the watercraft NOTICE Never run the engine in water t...

Page 71: ...hutting the engine off can cause you to hit an obstacle you are attempting to avoid A collision could result in severe injury or death EWJ00602 EJU32873 Leaving the watercraft If leaving the watercraft remove the clip from the engine shut off switch to prevent acci dental starting or unauthorized operation by children or others EJU44360 Operating the watercraft EX When the engine is running the wa...

Page 72: ...dle position See page 29 for information on operating the shift le ver EX Deluxe When the throttle lever is squeezed the F forward shift indicator will be displayed in the information display and the watercraft will move forward While the F forward shift in dicator is displayed the watercraft will move forward at trolling speed even if the throttle lever is in the fully closed idle position See 1 ...

Page 73: ... the combination of handlebar position and the amount of throttle Water sucked in through the intake grate is pressurized by the impeller in the jet pump As the pressurized water is expelled from the pump through the jet thrust nozzle it creates thrust to move and steer the watercraft The higher the engine speed the more thrust pro duced The amount of jet thrust in addition to the po sition of the...

Page 74: ...ld you attempt to steer the watercraft after releasing the throttle lever see condition C above The OTS system assists in turning by con tinuing to supply some thrust while the water craft is decelerating but you can turn more sharply if you apply throttle while turning the handlebars The OTS system does not func tion below planing speeds or when the en gine is off Once the engine slows down the w...

Page 75: ...u time to stop Do not shut the engine off when slowing down in case you need engine power to steer away from a boat or other obstacle that comes into your path EX Sport Do not use the reverse func tion to slow down or stop the watercraft as it could cause you to lose control be ejected or impact the handlebars EX Deluxe To avoid rear end collisions while operating the watercraft check behind you b...

Page 76: ...nd the watercraft will stop in its current location See page 29 for shift system operation pro cedures EJU36087 Boarding the watercraft WARNING EWJ01112 Be sure the operator and any passengers have practiced boarding from the water while still close to shore before riding A person who has made many unsuccessful attempts to get back on the watercraft may become fatigued and suffer from ex posure in...

Page 77: ...sition on the boarding platform and then move to the seat and sit astride 3 Attach the engine shut off cord lanyard to your left wrist and then attach the clip to the engine shut off switch 4 Grip the handlebars with both hands and place both feet on the floor of the foot well 5 Look in all directions start the engine and then start off slowly EJU43260 Boarding with passenger s WARNING EWJ01800 Se...

Page 78: ...th passenger s 1 Board as noted in the previous section Boarding alone 2 Grip the handlebars with both hands and place both feet on the floor of the foot well 3 Have the first passenger move to the rear of the watercraft 4 Have the first passenger board using the same procedure as the operator place their feet on the floor of the footwell and securely hold on to the operator 5 Have the second pass...

Page 79: ... collisions Re member watercraft and other boats do not have brakes Do not release the throttle lever when trying to steer away from objects you need throttle to steer NOTICE ECJ01341 Never run the engine in water that is less than 60 cm 2 ft deep from the bottom of the watercraft otherwise pebbles or sand could be sucked into the jet intake caus ing impeller damage and engine overheat ing EJU4438...

Page 80: ...d watercraft WARNING EWJ00672 Improper uprighting can cause injury Be sure to shut the engine off by pulling on the engine shut off cord lanyard to remove the clip from the engine shut off switch Do not put your hands in the intake grate If the watercraft capsizes turn it over imme diately To upright the watercraft 1 Remove the clip from the engine shut off switch 2 Swim to the rear of the watercr...

Page 81: ...bottom of the watercraft otherwise pebbles or sand could be sucked into the jet intake causing impeller damage and engine overheating ECJ00473 4 After reaching land stop the engine and then get off the watercraft and pull it up on the beach To dock the watercraft EX EX Sport 1 Make sure that there are no boats swim mers or obstacles near the dock 2 Release the throttle lever to reduce speed about ...

Page 82: ...ld overheat After operating and removing the watercraft from the water promptly discharge the re maining water from the cooling water pas sages To discharge water from the cooling water passages 1 Make sure that the area around the wa tercraft is clear and then start the en gine 2 Discharge the remaining water out of the cooling water passages by alternately squeezing and releasing the throttle le...

Page 83: ...water otherwise the engine could overheat Flush the cooling water passages to prevent them from clogging with salt sand or dirt 1 Place the watercraft in a horizontal posi tion 2 Remove the seat and seat storage com partment See page 39 for seat removal and installation procedures and page 43 for information on the seat storage com partment 3 Connect the garden hose adapter to a garden hose 4 Loos...

Page 84: ...older 2 If the watercraft will be stored for a week or more rustproof the internal engine components to help prevent corrosion See page 82 for information on rust proofing the internal engine compo nents 3 Rinse the engine and engine compart ment with a small amount of water NOTICE Do not use high pressure water when rinsing the engine or en gine compartment as severe engine damage could result EC...

Page 85: ... Checking the battery Make sure that the battery case is not dam aged Make sure that the battery terminals are not corroded or damaged Make sure that the breather hose is not clogged or damaged Checking the electrolyte level Make sure that the electrolyte level is be tween the maximum and minimum level marks If the electrolyte level is low add distilled wa ter to raise it to the specified level NO...

Page 86: ...lace the battery in the battery compart ment and hook the battery bands onto the holders 2 Connect the positive battery lead red to the positive battery terminal NOTICE Reversal of the battery leads will damage the electrical parts ECJ00262 3 Connect the negative battery lead black to the negative battery termi nal 4 Connect the breather hose to the bat tery WARNING Fire or explosion could result ...

Page 87: ... be storing the watercraft for a pro longed period such as winter storage top off the fuel tank with fresh gasoline and add fuel stabilizer and conditioner to the fuel tank ac cording to the manufacturer s instruction be fore starting the engine 2 Clean the watercraft See page 78 for in formation on cleaning the watercraft Wax the hull with a non abrasive wax EJU44401 Lubrication Use a suitable ma...

Page 88: ...ee page 39 for seat removal and installation procedures and page 44 for information on the fire extinguisher holder 2 Remove the plastic tie that is fastening the fuel hose to the holder on the star board side of the air filter case 3 Release the hooks on the port side of the air filter case and remove the air filter case cover 4 Spray a rust inhibitor into the intake opening for 3 seconds WARNING...

Page 89: ...rely installed 6 Fasten the fuel hose to the holder using the plastic tie 7 Make sure that the area around the wa tercraft is clear and then start the engine in a well ventilated area and let it run at idle for 15 seconds See page 25 for in formation on starting the engine 8 Stop the engine 9 Securely install the fire extinguisher hold er and seat in their original positions 1 Intake opening 1 UF3...

Page 90: ... not qualitatively equivalent to genuine Yamaha parts are not covered by the limited warranty Maintenance replacement or repair of the emission control devices and system may be performed by any marine SI engine repair establishment or individual War ranty repair however must be performed at an authorized Yamaha marine dealer ship WARNING EWJ00312 Be sure to turn off the engine when you perform ma...

Page 91: ...a ter separator Check O rings for cracks and deformation Fuel tank Check installation and straps Water inlet strainer Check for clogs and dam age Cooling water hos es Check for damage and leakage and check clamps Engine oil Replace 87 Oil filter Replace 87 Intermediate hous ing Lubricate Spark plugs Check Battery Check state of charge terminals bands and breather hose Battery leads Check terminals...

Page 92: ...se and clamps Impeller Check for bends dam age and foreign material Jet thrust nozzle Check movement and lu bricate Jet vacuum bilge Check hoses for clogs and damage check clamps and clean bilge strainer Stern drain plugs Check O rings Anode Check for corrosion and clean 2 Valve clearance Check and adjust 2 Rubber coupling Check for cracks inden tations looseness and noise Engine mount Check for d...

Page 93: ...on your clothes could result in burns NOTICE ECJ00992 Do not run the engine with too much or not enough oil in the engine otherwise the en gine could be damaged It is recommended to have a Yamaha dealer change the engine oil and the engine oil filter However if you choose to change the oil and filter on your own consult a Yamaha dealer UF3Y70E0 book Page 87 Monday August 29 2016 10 30 AM ...

Page 94: ...ld 0 26 0 32 mm 0 0102 0 0126 in Lubrication system Dry sump Cooling system Water Starting system Electric Ignition system T C I Spark plug NGK CR9EB Spark plug gap 0 7 0 8 mm 0 028 0 031 in Battery capacity 12 V 19 Ah Charging system Flywheel magneto Drive unit Propulsion system Jet pump Jet pump type Axial flow single stage Impeller rotation Counterclockwise Jet thrust nozzle angle 24 24 Fuel an...

Page 95: ... Run down Recharge 78 Poor terminal con nections Tighten as required 78 Terminal corroded Clean or replace 78 Starter motor Faulty Have serviced by Yamaha dealer Engine does not start Starter motor turns over Throttle lever Squeezed Release 25 Faulty Have serviced by Yamaha dealer RiDE lever EX Deluxe Squeezed Release 25 Faulty Have serviced by Yamaha dealer Fuel Fuel tank empty Refill as soon as ...

Page 96: ...by Yamaha dealer Electrical wir ing Loose connection Have serviced by Yamaha dealer Fuel injec tion system Faulty or clogged in jectors Have serviced by Yamaha dealer Warning light or in dicator blinks or comes on Fuel level warning Fuel tank empty Refill as soon as pos sible 45 Oil pressure warning Oil pressure dropped Have serviced by Yamaha dealer 36 Engine over heat warning Jet intake clogged ...

Page 97: ...l 36 Spark plug Fouled or defective Have serviced by Yamaha dealer Incorrect heat range Have serviced by Yamaha dealer Gap incorrect Have serviced by Yamaha dealer Electrical wir ing Loose connection Have serviced by Yamaha dealer Fuel Stale or contaminat ed Have serviced by Yamaha dealer Air filter Clogged Have serviced by Yamaha dealer Oil buildup Have serviced by Yamaha dealer Throttle lever Fa...

Page 98: ...will overheat and may seize NOTICE If weeds or debris gets caught in the jet intake do not operate the water craft above trolling speed until they have been removed ECJ00654 If there is any sign that the jet intake or impel ler is clogged with weeds or debris return to shore and check the intake and impeller Al ways stop the engine before beaching the watercraft 1 Place a suitable clean cloth or c...

Page 99: ...se gate to the forward po sition TIP While the shift rod is disconnected the re verse gate will not move to the neutral po sition or reverse position even if the RiDE lever is squeezed If the RiDE lever is squeezed while the shift rod is disconnected the watercraft will move forward EJU34642 Jumping the battery If the watercraft battery has run down the en gine can be started using a 12 volt boost...

Page 100: ...he towing boat and the wa tercraft 1 Securely attach the towline to the bow eye of the watercraft being towed 2 Sit astride the seat and hold on to the handlebars in order to balance the water craft NOTICE The bow must be kept up out of the water during towing oth erwise water could flood the engine compartment or water could flow back into the engine causing severe engine damage ECJ01331 Tow the ...

Page 101: ... for informa tion on draining the bilge water 3 Have the watercraft serviced by a Yamaha dealer as soon as possible NOTICE Be sure to have a Yamaha dealer inspect the watercraft Other wise serious engine damage could result ECJ00792 UF3Y70E0 book Page 95 Monday August 29 2016 10 30 AM ...

Page 102: ...e shut off cord lanyard check 58 Engine shut off switch 25 Engine stop switch 25 Engine unit check 55 Enjoy your watercraft responsibly 19 Equipment 39 F Fire extinguisher check 59 Fire extinguisher holder 44 Fire extinguisher holder checks 59 Flushing the cooling water passages 77 Fuel 45 Fuel level check 54 Fuel level meter 36 Fuel level warning 36 Fuel requirements 45 Fuel system checks 54 G Ge...

Page 103: ... Riding position 64 Rustproofing 82 S Safe boating rules 18 Safety equipment check 59 Seat 39 Seat storage compartment 43 Shift indicator EX Deluxe 34 Shift system check EX Deluxe 61 Shift system EX Deluxe 29 Speedometer 33 Start switch 25 Starting off 73 Starting off from a trailer 73 Starting the engine on water 64 Steering system 26 Steering system checks 56 Stern drain plug checks 59 Stern eye...

Page 104: ...Printed in U S A September 2016 1 3 1 CR UF3Y70E0 book Page 1 Monday August 29 2016 10 30 AM ...