Yamaha WaveRunner EX 2021 Operator'S Manual Download Page 34

Page: 34 / 110

Description

Cleat (page 46)

Reboarding step (EX SPORT / EX
DELUXE / EX LIMITED) (page 45)

Stern eye (page 46)

Stern drain plug (page 54)

Intake grate

Ride plate

Jet thrust nozzle

Reverse gate (EX SPORT / EX DELUXE / EX
LIMITED) (page 35)

UF3Y14E0.book Page 28 Friday, June 12, 2020 10:50 AM

Summary of Contents for WaveRunner EX 2021

Page 1: ...2021 WaveRunner EX EX SPORT EX DELUXE EX LIMITED OWNER S OPERATOR S MANUAL F3Y F8199 14 LIT 18626 12 87 U S A Edition Read this manual carefully before operating this watercraft DIC183 ...

Page 2: ...irth defects or other reproductive harm To minimize exposure avoid breathing exhaust service your vessel in a well ventilated area and wear gloves or wash your hands frequently when servicing this vessel For more information go to www P65warnings ca gov marine Read this manual carefully before operating this watercraft This manual should stay with the WaveRunner if it is sold UF3Y14E0 book Page 1 ...

Page 3: ...IP provides key information to make pro cedures easier or clearer EJU45461 Engine data recording This model s ECM stores certain engine data to assist in the diagnosis of malfunctions and for research statistical analysis and develop ment purposes Although the sensors and recorded data will vary by model the main data points are Engine status and engine performance data This data will be uploaded ...

Page 4: ...a nent part of this watercraft and should remain with it even if the watercraft is subsequently sold EJU30224 WaveRunner EX EX SPORT EX DELUXE EX LIMITED OWNER S OPERATOR S MANUAL 2021 by Yamaha Motor Corporation U S A 1st Edition April 2020 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation U S A is expressly prohibited Printed in U S...

Page 5: ...rol function operation 31 Watercraft control functions 31 Engine stop switch 31 Engine shut off switch 31 Start switch 31 Throttle lever 32 RiDE lever EX DELUXE EX LIMITED 32 Steering system 32 Cooling water pilot outlet 33 Water separator 33 Watercraft operation 35 Watercraft operation functions 35 Reverse system EX SPORT 35 Shift system EX DELUXE EX LIMITED 36 Instrument operation 39 Multifuncti...

Page 6: ...ting off 76 Capsized watercraft 77 Beaching and docking the watercraft 78 Operating in weeded areas 78 After removing the watercraft from the water 79 Care and storage 80 Post operation care 80 Flushing the cooling water passages 80 Cleaning the watercraft 81 Battery care 81 Long term storage 83 Cleaning 83 Lubrication 83 Rustproofing 84 Maintenance 86 Maintenance 86 Periodic maintenance chart 87 ...

Page 7: ...te at tached inside the engine compartment See page 44 for seat removal and installation pro cedures and page 48 for information on the seat storage compartment MODEL EX1050C W EX EX1050B W EX SPORT EX1050A W EX DELUXE EX1050D W EX LIMITED EJU30301 Hull Identification Number HIN The HIN is stamped on a plate attached to the aft deck 1 Primary Identification PRI ID number loca tion 1 Hull Identific...

Page 8: ...ency EPA and or California Air Resources Board CARB regulations for ma rine SI engines applicable at the time of man ufacture This engine is certified to operate on regular unleaded gasoline EJU44470 Approval label of emission control certificate This label is attached to the top of the cylin der head and to the inside of the engine com partment See page 44 for seat removal and installation proced...

Page 9: ...l One Star Low Emission The one star label identifies engines that meet the Air Resources Board s Personal 1 Emission control information label location 1 Emission control information label location 1 EMISSION CONTROL INFORMATION ENGINE FAMILY MAX POWER kW DISPLACEMENT liters EPA CA FEL HC NOx CO g kW h THIS ENGINE CONFORMS TO CALIFORNIA AND U S EPA EXHAUST REGULATIONS FOR SI MARINE ENGINES REFER ...

Page 10: ...hree Stars Ultra Low Emission The three star label identifies engines that meet the Air Resources Board s Personal Watercraft and Outboard marine engine 2008 exhaust emission standards or the Sterndrive and Inboard marine engine 2003 2008 ex haust emission standards Engines meeting these standards have 65 lower emissions than One Star Low Emission engines Four Stars Super Ultra Low Emission The fo...

Page 11: ...ortant labels 5 EJU30454 Important labels Read the following labels before using this watercraft If you have any questions consult a Yamaha dealer 1 5 10 7 2 6 8 3 4 9 UF3Y14E0 book Page 5 Friday June 12 2020 10 50 AM ...

Page 12: ...General and important labels 6 EJU35914 Warning labels If any of these labels are damaged or missing contact a Yamaha dealer for replacements 1 UF3Y14E0 book Page 6 Friday June 12 2020 10 50 AM ...

Page 13: ...General and important labels 7 F3Y U415B 00 F3Y U415B 20 F3V U416A 00 F3V U416A 20 3 2 4 F4E U41E1 40 UF3Y14E0 book Page 7 Friday June 12 2020 10 50 AM ...

Page 14: ...General and important labels 8 EX SPORT F3K U41D5 20 5 UF3Y14E0 book Page 8 Friday June 12 2020 10 50 AM ...

Page 15: ... important labels 9 EJU44221 Other labels F0V U41F5 01 F1B U41F5 01 EX F3Y U41G1 20 F3Y U41G1 30 RATED PERSON CAPACITY 3 MAXIMUM LOAD 225 kg 496 lb YAMAHA 6 7 8 9 UF3Y14E0 book Page 9 Friday June 12 2020 10 50 AM ...

Page 16: ...General and important labels 10 F3Y U418E 40 F3Y U418E 50 10 UF3Y14E0 book Page 10 Friday June 12 2020 10 50 AM ...

Page 17: ...them the video may help reinforce the information contained in these materi als EJU30733 Limitations on who may operate the watercraft Make sure that the operator is 16 years of age or older and has taken a boater safety course Adults must supervise use by minors Your state or province may have addition al requirements You can find local rules by contacting the United States Coast Guard USCG the N...

Page 18: ...system assists the operator when slowing down and during slow speed maneuvering such as launching beaching and docking EX DELUXE EX LIMITED Avoid sharp turns slowing down rapidly by squeezing the RiDE lever forcefully and other maneu vers that make it hard for others to avoid you or understand where you are going Avoid areas with submerged objects or shallow water Do not release the throttle lever...

Page 19: ...onal watercraft use Wear protective clothing Severe internal injuries can occur if water is forced into body cavities as a result of falling into the water or being near the jet thrust nozzle You must wear shorts with neoprene wet suit material to keep water from being forcefully injected into the rectum or vagina during a fall backward Riders not wearing neoprene shorts have received severe rec t...

Page 20: ...ngaging in closed course competition follow the helmet re quirements 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 57 before op erating the watercraft The operator should grip the handlebars firmly with both hands and the pass...

Page 21: ...ters expect you risk a collision Maintain a safe distance from other boats and watercraft and also watch for ski ropes or fishing lines Obey the Rules of the Road and be sure to check behind you before making a turn or slowing down See Rules of the Road on page 20 According to the USCG boats under 6 1 m 20 ft in length like your watercraft must carry a fire extinguisher of a 5 B B 1 clas sificatio...

Page 22: ...o tow a disabled watercraft in an emergency EJU44610 Hazard information Never start the engine or let it run for any length of time in an enclosed area Exhaust fumes contain carbon monoxide a color less odorless gas that may cause loss of consciousness and death within a short time Always operate the watercraft in an open area Do not touch the hot oil tank muffler or en gine during or immediately ...

Page 23: ...pump is directly connected to the engine This means that jet thrust will produce some movement whenever the engine is running There is no neutral po sition You are in either forward or re verse depending upon the shift lever position EX SPORT Do not use the reverse function to slow down or stop the watercraft as it could cause you to lose control be eject ed or impact the handlebars This could inc...

Page 24: ...when he or she is not being pulled The watercraft must also have a cleat de signed to pull a ski rope do not attach the rope to any other location It is the watercraft operator s responsibility to be alert to the safety of the wakeboarder or water skier and others Know and follow all state and local regulations in effect for the waters in which you will be operating The operator should be comforta...

Page 25: ...n being pulled and slack in the ski rope is taken up Make sure that the rope is not looped around anything After checking that the wakeboarder or wa ter skier is ready and that there is no traffic or other obstacles apply enough throttle to raise the person Make smooth wide turns The watercraft is capable of very sharp turns which could exceed the abilities of the wakeboarder or water skier Keep t...

Page 26: ...e duty to continue its course and speed except to avoid an immediate collision 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 which 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 wi...

Page 27: ... you are passing another vessel you are the give way vessel This means that the other vessel is expected to maintain its course and speed You must stay out of its way until you are clear of it Likewise if another vessel is passing you you should maintain your speed and direction so that the other vessel can steer itself around you Other special situations There are three other rules you should be ...

Page 28: ... 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 boat er is going towards the harbor Red buoys are passed on your starboard right side when proceedin...

Page 29: ...restricted areas danger areas and general information Remember markings may vary by geograph ic location Always consult local boating au thorities before riding your watercraft in unfamiliar waters UF3Y14E0 book Page 23 Friday June 12 2020 10 50 AM ...

Page 30: ... learning course available to the public Upon successful completion of 80 percent or bet ter the user can request a certificate of com pletion by mail or can download one immediately The Online Boating Safety Course provided by the Boat US Founda tion is approved by the National Association of State Boating Law Administrators NASB LA and recognized by the United States Coast Guard This course meet...

Page 31: ...ese 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 ...

Page 32: ...is 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 fu...

Page 33: ...Hood 2 Handlebar 3 Footwell 4 Seat page 44 5 Pull up cleat EX LIMITED page 46 6 Boarding platform 7 Fuel filler cap page 50 8 Handgrip page 44 9 Reboarding grip page 45 10 Sponson 11 Gunwale 12 Cooling water pilot outlet page 33 13 Bow eye page 46 UF3Y14E0 book Page 27 Friday June 12 2020 10 50 AM ...

Page 34: ... Reboarding step EX SPORT EX DELUXE EX LIMITED page 45 3 Stern eye page 46 4 Stern drain plug page 54 5 Intake grate 6 Ride plate 7 Jet thrust nozzle 8 Reverse gate EX SPORT EX DELUXE EX LIMITED page 35 UF3Y14E0 book Page 28 Friday June 12 2020 10 50 AM ...

Page 35: ... 3 Engine shut off switch page 31 4 Rearview mirror EX SPORT EX DELUXE EX LIMITED 5 Clip page 31 6 Throttle lever page 32 7 Multifunction information center page 39 8 Shift lever EX SPORT page 35 9 Glove compartment page 47 10 Engine shut off cord lanyard page 31 11 Engine stop switch page 31 UF3Y14E0 book Page 29 Friday June 12 2020 10 50 AM ...

Page 36: ...uel tank 3 Air filter case 4 Flushing hose connector page 80 5 Oil tank filler cap Dipstick page 52 6 Oil tank 7 Battery page 60 8 Fuse box 9 Spark plug Ignition coil 10 Fire extinguisher holder page 49 11 Seat storage compartment page 48 UF3Y14E0 book Page 30 Friday June 12 2020 10 50 AM ...

Page 37: ...unauthorized op eration by children or others EJU44350 Start switch 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 start...

Page 38: ...cally to its fully closed idle position when released EJU43342 RiDE lever EX DELUXE EX LIMITED 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 full...

Page 39: ...rolling 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 wate...

Page 40: ...parator 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 UF3Y14E0 book Page 34 Friday June 12 2020 10...

Page 41: ...rged from the jet thrust nozzle This allows the watercraft to move 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...

Page 42: ... de flects the water jet being discharged from the jet thrust nozzle so 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...

Page 43: ...rd 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 UF3Y14E0 book Page 37 Fr...

Page 44: ...ove 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 UF3Y14E0 book Page 38 Friday June 12 2020 10 50 AM ...

Page 45: ...e 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 hour ...

Page 46: ...le the engine is stopped the battery volt age and the total engine hours are displayed alternately EJU43891 Shift indicator EX DELUXE EX LIMITED This indicator shows the reverse gate shift positions F forward N neutral and R reverse See page 36 for shifting proce dures EJU44700 Hour meter and voltmeter The hour meter and voltmeter are displayed in the tachometer portion of the information display ...

Page 47: ...s If the battery voltage has dropped significant ly Lo is displayed on the voltmeter and all other display segments of the information display turn off If the battery voltage has ris en significantly HI is displayed If Lo or HI is displayed immediately return to shore and have a Yamaha dealer service the water craft EJU37272 Fuel level meter The fuel level meter shows the amount of fuel remaining ...

Page 48: ...age 52 for information on checking the engine oil level If the oil level is sufficient have a Yamaha dealer check the watercraft EJU43901 Engine overheat warning If the engine temperature rises significantly the engine overheat warning indicator the check engine warning indicator and the WARNING indicator light blink and the buzzer sounds intermittently After 5 sec onds the engine overheat warning...

Page 49: ...nd the buzzer sounds intermittently for 30 sec onds If the engine is stopped after the check en gine warning is activated the tachometer portion of the information display will show the hour meter and error 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 UF3...

Page 50: ... 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 watercra...

Page 51: ...ep down until it stops The step returns automatically to its 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 ECJ00743 Use the reboarding step only to board the watercraft in the wate...

Page 52: ...ich could result in severe in jury EWJ01511 EJU34894 Pull up cleats EX LIMITED The pull up cleats are used to attach a rope to the watercraft when mooring it To use a pull up cleat pull it up The pull up cleat returns automatically to its original posi tion when released WARNING Do not use the pull up cleats to lift the watercraft The pull up cleats are not designed to support the watercraft s wei...

Page 53: ...mpartment Unhook the hood latches and then lift up the rear of the hood To close the bow storage compartment Return 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...

Page 54: ...mpartment The seat storage compartment is located un der the seat See page 44 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 7 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 7 lb 1 UF3Y14E0 book Page 48 Friday Jun...

Page 55: ...44501 Fire extinguisher holder The fire extinguisher holder is located under the seat See page 44 for seat removal and installation procedures The fire extinguisher holder is removable 1 Fire extinguisher holder 1 UF3Y14E0 book Page 49 Friday June 12 2020 10 50 AM ...

Page 56: ...at 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 taining met...

Page 57: ...k 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 ...

Page 58: ...il on your clothes could result in burns ECJ00392 Do not run the engine with too much or not enough oil in the oil tank otherwise the engine could be damaged Make sure that debris and water do not enter the oil tank filler hole Debris and water in the engine oil can cause serious engine damage TIP When checking the engine oil level on land the engine must be running while water is being supplied t...

Page 59: ...the minimum and maximum level marks 8 If the engine oil level is significantly above the maximum level mark consult a Yamaha dealer If the engine oil level is below the minimum level mark slowly add engine oil 9 Repeat steps 6 8 until the engine oil is at the proper level 10 Securely install the oil tank filler cap and turn it until it stops 11 Securely install the seat storage com partment and se...

Page 60: ...ld be damaged allow ing water to enter the engine compart ment Check the O rings on the stern drain plugs and make sure that the plugs are tightened securely before launching the watercraft Otherwise water may flood the engine compart ment and cause the watercraft to sub merge ECJ00363 5 Securely install the stern drain plugs by tightening them until they stop EJU40535 Draining the bilge water on ...

Page 61: ...opes or tie downs to any part of the watercraft 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...

Page 62: ...onent life To perform the engine break in 1 Check the engine oil level See page 52 for information on checking the engine oil level 2 Launch the watercraft and start the en gine See page 67 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 wi...

Page 63: ...er 60 Battery Check the battery connections 60 Steering system Check the steering system for proper operation 61 Reverse system EX SPORT Check the reverse system for proper operation 61 RiDE lever EX DELUXE EX LIMITED Check the RiDE lever for proper operation 62 Throttle lever Check the throttle lever for proper operation 62 Engine shut off cord lan yard Check the engine shut off cord lanyard for ...

Page 64: ...64 Seat Check that the seat is securely installed 44 POST LAUNCH CHECKS Cooling water pilot outlet Check that water is discharged from the cooling water pilot outlet while the engine is running 65 Multifunction information center Check the multifunction information center for prop er operation 65 Shift system EX DELUXE EX LIMITED Check the shift system for proper operation 65 Engine idling speed C...

Page 65: ...rt ment could result in a fire or explosion Do not start the engine 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 EWJ00382 Leaking fuel can result in fire or explosion Check for fuel leakage regularly If any fu...

Page 66: ...on the dipstick attached to the oil tank filler cap See page 52 for information on checking the engine oil 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 54 for information on draining the bilge water EJU32486 Battery checks Make sure that the battery terminals are not d...

Page 67: ...e 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 between the right and left fully turned positions of the jet thrust nozzle EJU32636 Reverse system checks EX SPORT EWJ00032 Do not touch the reverse gate while the shift lever is being operated otherwise you...

Page 68: ...that the RiDE lever returns automatically to its fully closed position when released EJU42181 Throttle lever checks Operate the throttle lever several times to make sure that operation is smooth through out the whole range Also make sure that the throttle lever returns automatically to its fully closed idle position when released EJU32664 Engine shut off cord lanyard check Make sure that the engin...

Page 69: ...he engine stops im mediately EJU40102 Storage compartment checks Make sure that the storage compartments are not damaged and that water has not col lected in the compartments See page 46 for information on the storage compartments EJU44670 Fire extinguisher holder checks Make sure that the fire extinguisher holder is installed in the correct direction and is not damaged See page 49 for information...

Page 70: ...on the plugs are not damaged and that there is no foreign material on the threads or O rings on the plugs NOTICE Before installing the stern drain plugs clean the drain plug threads and the O rings on the plugs to remove any foreign materials such as dirt or sand Otherwise the stern drain plugs could be damaged allowing water to enter the engine com partment Check the O rings on the stern drain pl...

Page 71: ...enter operates properly See page 39 for in formation on proper operation of the multi function information center EJU43392 Shift system check EX DELUXE EX LIMITED Operate the throttle lever and RiDE lever and check that the watercraft moves or does not move according to the displayed shift indica tor See page 36 for shift system operation procedures WARNING To avoid colli sions operate at safe spe...

Page 72: ...age 11 Also watch the WaveRunner Basic Orientation Video linked to the following QR code https yamahawaverunners com orientation A DVD is also available at your nearest dealer for your convenience These materials should give you an under standing of the watercraft and its operation Remember This watercraft is designed to carry the operator and up to 2 passengers Never exceed the maximum load limit...

Page 73: ...hen launching the watercraft make sure that there are no obstacles around you If the watercraft is launched from a trailer someone should make sure that waves do not push the watercraft into the trailer EJU43580 Starting the engine on water 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 nozz...

Page 74: ...n push the engine stop switch red button to stop the engine WARNING You need throttle to steer Shutting 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 operat...

Page 75: ...the fully closed idle position See page 35 for information on operating the shift le ver EX DELUXE EX LIMITED When the throttle lever is squeezed the F forward shift indicator will be displayed and the watercraft will move forward While the F forward shift indicator is displayed the watercraft will move forward at trolling speed even if the throttle lever is in the fully closed 1 Shift lever 2 For...

Page 76: ...ce for avoiding dangerous situations Steering control depends on 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 du...

Page 77: ...hat in cludes an off throttle steering OTS system It will activate at planing speeds should 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 f...

Page 78: ...r boats do not have brakes Operate defensively at safe speeds and keep a safe distance away from people objects and other watercraft to give you 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 y...

Page 79: ... squeezed lightly and released the N neutral shift indicator will be displayed and the watercraft will stop in its current location See page 36 for shift sys tem operation procedures EJU36087 Boarding the watercraft 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...

Page 80: ...ll yourself up to a kneeling position 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 ...

Page 81: ...ith 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 pas...

Page 82: ... early action to avoid collisions Re member watercraft and other boats do not have brakes Do not release the throttle lever when trying to steer away from objects as with other power boats you need throttle to steer 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 impell...

Page 83: ...210 Capsized watercraft 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 wate...

Page 84: ... cm 2 ft deep from the 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...

Page 85: ...wise the engine could 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 releas...

Page 86: ...therwise 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 44 for seat removal and installation procedures and page 48 for information on the seat storage com partment 3 Connect the garden hose adapter to a garden hose 4 Loosen the ...

Page 87: ...d for a week or more rustproof the internal engine components to help prevent corrosion See page 84 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 ECJ00572 4 Drain the water from the engin...

Page 88: ... the battery from the watercraft Checking the battery Make sure that the battery case is not dam aged Make sure that the battery terminals are not corroded or damaged Checking the battery voltage and charging the battery It is recommended to have a Yamaha dealer check the battery voltage and charge the bat tery Have a Yamaha dealer charge the bat tery as soon as possible if it seems to have discha...

Page 89: ... a fire hazard Storage for long periods of time such as win ter storage requires preventive maintenance to ensure against deterioration It is advisable to have the watercraft serviced by a Yamaha dealer prior to storage However the following procedures can be performed easily by the owner EJU40256 Cleaning 1 Flush the cooling water passages See page 80 for information on flushing the cooling water...

Page 90: ... and en gine with a rust inhibitor such as Yamalube Silicone Protectant Lubricant Rustproofing the internal engine compo nents Rustproof the internal engine components with a rust inhibitor such as Yamalube Stor Rite Engine Fogging Oil To rustproof the internal engine components 1 Remove the seat and fire extinguisher holder See page 44 for seat removal and installation procedures and page 49 for ...

Page 91: ...rigi nal position and then fit the hooks onto the cover TIP Make sure that the air filter case cover is se curely 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 31 for in formation on starting the engine 8 Stop the engine...

Page 92: ...f parts or accessories which are 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 EWJ00312 Be sure to turn off the en...

Page 93: ... 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 89 Oil filter Replace 89 Spark plugs Check Battery Check state of charge terminals and bands Battery leads Check terminals Steering master Check operation and for looseness Steering cable Check ext...

Page 94: ...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 damage and peeling Item Operation Initial Therea...

Page 95: ... on your clothes could result in burns 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 UF3Y14E0 book Page 89 Friday June 12 2020 10 50 AM ...

Page 96: ... 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 18 Ah Battery type YTX20L BS 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 and oil ...

Page 97: ...down Recharge 81 Poor terminal con nections Tighten as required 81 Terminal corroded Clean or replace 81 Starter motor Faulty Have serviced by Yamaha dealer Engine does not start Starter motor turns over Throttle lever Squeezed Release 31 Faulty Have serviced by Yamaha dealer RiDE lever EX DELUXE EX LIMITED Squeezed Release 31 Faulty Have serviced by Yamaha dealer Fuel Fuel tank empty Refill as so...

Page 98: ... 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 50 Oil pressure warning Oil pressure dropped Have serviced by Yamaha dealer 42 Engine over heat warning Jet intake clogged...

Page 99: ...il 42 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 F...

Page 100: ...l 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 carp...

Page 101: ... the reverse 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 ...

Page 102: ...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 wat...

Page 103: ...4 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 UF3Y14E0 book Page 97 Friday June 12 2020 10 50 AM ...

Page 104: ... materials or submersion f Growth of marine organism on motor or hull surfaces g Normal deterioration h Gel coat stress cracks i Damage due to improper transportation SPECIFIC PARTS EXCLUDED FROM WARRANTY Parts replaced due to normal wear or routine maintenance such as oil spark plugs fuel filters impeller and liner and anodes are not covered by warranty Charges for transporting the WaveRunner wat...

Page 105: ... new watercraft before sale 2 Explain the operation maintenance and warranty requirements to your satisfaction at the time of sale and upon your request at any later date In addition each Yamaha dealer is held responsible for his setup service and warranty repair work Q Is the warranty transferable to second owners A Yes The remainder of the existing warranty can be transferred upon request The un...

Page 106: ...ent per occurrence for any reasonable expenses you incur because your Yamaha needs covered service replacement vehicle rental emergency towing phone calls even food and lodging when you are away from home This superb cover age goes into effect when you purchase Y E S so it applies to any warranty repairs as well as covered repairs during your entire Y E S plan period Y E S coverage is honored at a...

Page 107: ... number 2 Engine shut off cord lanyard check 62 Engine shut off switch 31 Engine stop switch 31 Engine unit check 60 Enjoy your watercraft responsibly 25 Equipment 44 F Fire extinguisher check 63 Fire extinguisher holder 49 Fire extinguisher holder checks 63 Flushing the cooling water passages 80 Fuel 50 Fuel level check 59 Fuel level meter 41 Fuel level warning 42 Fuel requirements 50 Fuel system...

Page 108: ...IMITED 32 Riding position 67 Rules of the Road 20 Rustproofing 84 S Safety equipment check 64 Seat 44 Seat storage compartment 48 Shift indicator EX DELUXE EX LIMITED 40 Shift system check EX DELUXE EX LIMITED 65 Shift system EX DELUXE EX LIMITED 36 Speedometer 39 Star labels 3 Start switch 31 Starting off 76 Starting off from a trailer 76 Starting the engine on water 67 Steering system 32 Steerin...

Page 109: ... Genuine Yamaha Accessories will fit right and perform right right out of the box Yamalube Take care of your Yamaha with legendary Yamalube oils lubricants and care products They re formulated and approved by the toughest judges we know the Yamaha engineering teams that know your Yamaha from the inside out GenuineYamaha Service Manuals Get the same factory manual for your vehicle that the technici...

Page 110: ...Printed in U S A July 2020 1 3 1 CR DIC183 ...

Search results

Summary of Contents for WaveRunner EX 2021

Reviews:

Related manuals for WaveRunner EX 2021

Brands by name

Popular brands

Yamaha WaveRunner EX 2021, Operator'S Manual

Search results

Summary of Contents for WaveRunner EX 2021

Reviews:

Related manuals for WaveRunner EX 2021

Brands by name

Popular brands