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READ THIS MANUAL
CAREFULLY BEFORE OPERATION!
2002
WaveRunner
FX140
OWNER'S/OPERATOR'S
MANUAL
U.S.A. Edition
LIT-18626-04-45

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Chapters

Troubleshooting

   Summary of Contents for Yamaha WaveRunner FX140 2002

  • Page 1

    2002 WaveRunner FX140 OWNER’S/OPERATOR’S MANUAL U.S.A. Edition READ THIS MANUAL CAREFULLY BEFORE OPERATION! LIT-18626-04-45...

  • Page 3

    BECOME ALERT! will help you to obtain maximum enjoyment YOUR SAFETY IS INVOLVED! from your new Yamaha. If you have any questions about the operation or mainte- WARNING nance of your watercraft, please consult a Failure to follow WARNING instructions Yamaha dealer.

  • Page 5: Table Of Contents

    EJU00992 CONTENTS GENERAL AND SAFETY INFORMATION FEATURES AND FUNCTIONS OPERATION MAINTENANCE AND CARE TROUBLESHOOTING AND EMERGENCY PROCEDURES APPENDIX READ THIS OWNER’S/OPERATOR’S MANUAL CAREFULLY BEFORE OPERATING YOUR WATERCRAFT.

  • Page 7

    EJU00993 GENERAL AND SAFETY INFORMATION Identification numbers ......1-1 Primary Identification (PRI-ID) number ...........1-1 Hull Identification Number (HIN) ....1-1 Engine serial number ......1-1 Emission control information ....1-2 Approval label of Emission control certificate ..........1-2 Manufactured date label ......1-2 Important labels ........1-3 Label location .........1-3 Warning labels ........1-4 Caution labels ........1-6...

  • Page 8: Identification Numbers

    Hull Identification Number (HIN) and engine serial number in the spaces pro- vided for assistance when ordering spare parts from a Yamaha dealer. Also record and keep these ID numbers in a separate place in case your watercraft is stolen.

  • Page 9: Emission Control Information

    EJU01846 Emission control information This engine conforms to 2002 U.S. Envi- ronmental Protection Agency (EPA) regula- tions for marine SI engines. EJU01779 Approval label of Emission control certificate This label is attached to the top of the cyl- inder head and to the bulkhead. 1 Emission control information label EJU01780 Manufactured date label...

  • Page 10: Important Labels

    EJU00998 Important labels EJU01351 Label location...

  • Page 11: Warning Labels

    EJU01352 Warning labels...

  • Page 13: Caution Labels

    EJU01353 Caution labels...

  • Page 14: Other Labels And Tags

    Other labels and tags NOTE: A Yamaha dealer removes this tag F after adding engine oil to the oil tank. If this tag is not removed, check if the specified oil of the recommended type has been added to correct level.

  • Page 15: Safety Information

    Limitations on who may Safety information operate the watercraft The safe use and operation of this Yamaha recommends a minimum opera- watercraft is dependent upon the use of tor age of 16 years old. proper riding techniques, as well as upon Adults must supervise use by minors.

  • Page 16: Cruising Limitations

    Do not operate the watercraft in rough EJU01001 Cruising limitations water, bad weather or when visibility is poor; this may lead to an accident caus- ing injury or death. Be alert to the possi- bility of adverse weather. Take note of weather forecasts and the prevailing weather conditions before setting out on your watercraft.

  • Page 17: Operation Requirements

    EJU01160 Operation requirements All riders must wear a Coast Guard approved personal flotation device (PFD) that is suitable for personal watercraft use. Wear protective clothing. Severe internal injuries can occur if water is forced into body cavities as a result of falling into water or being near the jet thrust nozzle.

  • Page 18

    Helmets meeting Snell or DOT standards are required for IJSBA-sanctioned races. You must decide whether to wear a hel- met while you ride for recreation. You should know that a helmet could help pro- tect you in certain kinds of accidents and that it could injure you in others.

  • Page 19: Recommended Equipment

    Obey the “Rules of ror can also be used as an emergency the Road,” and be sure to check behind signal. Contact your Yamaha dealer or the you before making a turn. (See Rules of Coast Guard for more information.

  • Page 20: Hazard Information

    EJU01781 EJU01847 Hazard information Watercraft characteristics Never start the engine or let it run for any Jet thrust turns the watercraft. Releasing length of time in an enclosed area. the throttle completely produces only min- Exhaust fumes contain carbon monoxide, imum thrust.

  • Page 21: Water-skiing

    Keep away from intake grate 1 while the EJU01782 Water-skiing engine is on. Items such as long hair, You can use the watercraft for water-ski- loose clothing, or PFD straps can become ing if it has the seating capacity to carry the entangled in moving parts resulting in operator, a rearward-facing spotter, and the severe injury or drowning.

  • Page 22

    A second person should be on board as a When preparing to pull a skier, operate spotter to watch the skier; in most states it the watercraft at the slowest possible is required by law. Let the skier direct the speed until the watercraft is well away operator’s control of speed and direction from the skier and slack in the towrope is...

  • Page 23: Rules Of The Road

    Rules of the Road Whenever two vessels on the water meet one another, one vessel has the right-of- Yamaha watercraft is legally consid- way; it is called the “stand-on” vessel. The ered a powerboat. Operation of the vessel that does not have the right-of-way is watercraft must be in accordance with called the “give-way”...

  • Page 24: Rules When Encountering Vessels

    Rules when encountering Meeting If you are meeting another power vessel vessels head on, and are close enough to run the There are three main situations that you risk of collision, neither of you has the right- may encounter with other vessels which of-way! Both of you should alter course to could lead to a collision unless the Steering avoid an accident.

  • Page 25: Other Special Situations

    Overtaking Sailing vessel right-of-way If you are passing another vessel, you are Sailing vessels should normally be given the give-way vessel. This means that the the right-of-way. The exceptions to this are: other vessel is expected to maintain its 1. When the sailing vessel is overtaking the course and speed.

  • Page 26

    This system uses buoys and signs with Remember, markings may vary by geo- distinctive shapes and colors to show regu- graphic location. Always consult local boat- latory or advisory information. These mark- ing authorities before riding your watercraft ers are white with black letters and orange in unfamiliar waters.

  • Page 27: To Get More Boating Safety Information

    Yamaha is the watercraft industry’s lead- EJU01181 To get more boating ing manufacturer to build awareness and support for boating education. In 1997, safety information Yamaha launched its GET W.E.T. (Water- Be informed about boating safety. Addi- craft Education and Training) initiative and...

  • Page 28: Enjoy Your Watercraft Responsibly

    EJU01006 Enjoy your watercraft responsibly You share the areas you enjoy when riding your watercraft with others and with nature. So your enjoyment includes a responsibility to treat these other people, and the lands, waters, and wildlife with respect and courtesy. Whenever and wherever you ride, think of yourself as the guest of those around you.

  • Page 29: Features And Functions

    EJU01007 FEATURES AND FUNCTIONS Location of main components ....2-1 Operation of controls and other functions ...........2-5 Rear seat ..........2-5 Front seat ..........2-6 Hood ............2-7 Fuel tank filler cap ........2-7 Engine stop switch .........2-7 Engine shut-off switch ......2-8 Throttle lever ..........2-8 Start switch ..........2-9 Cooling water pilot outlet .......2-9 Steering system ........2-10...

  • Page 30: Location Of Main Components

    EJU01008 Location of main components 1 Handlebars Use to control direction. 2 Rear seat 3 Front seat 4 Footwell Use to place feet for balance. To keep proper balance while facing to the rear to watch the skier. 5 Sponsons 6 Gunwale 7 Bow eye Use to attach rope for transporting, mooring or...

  • Page 31

    1 Fuel tank filler cap 7 Speed sensor 2 Stern eye 8 Stern drain plugs Use to attach rope for transporting or mooring. Use to drain water in the bilge when the water- 3 Intake grate craft is on dry land. 9 Cleat Prevents debris from getting into the jet pump.

  • Page 32

    1 Quick Shift Trim System (QSTS) selector 7 Multifunction meter Use to select the trim angle of the watercraft. Use to check watercraft operation. 2 QSTS shift lock lever 8 Shift lever 3 Start switch Use to put the watercraft into forward or Push to start the engine.

  • Page 33

    1 Air filter case 8 Muffler 2 Water separator 9 Spark plugs/Spark plug caps 3 Fuel tank 0 Spark plug lead 4 Battery 5 Flush hose connector Use to flush the engine cooling water pas- sages. 6 Electrical box Protects electrical components from water. 7 Oil tank...

  • Page 34: Operation Of Controls And Other Functions

    EJU01009 Operation of controls and other functions EJU01211 Rear seat To remove the rear seat: Pull the rear seat latch 1 up, and then pull the seat off. To install the rear seat: Insert the projections on the front of the seat into the stays on the deck, and then push the rear of the seat down to lock it in place securely.

  • Page 35: Front Seat

    EJU01859 Front seat To remove the front seat: 1. Remove the rear seat. 2. Pull the front seat latch 1 up, and then pull the seat off. To install the front seat: 1. Insert the projections on the front of the seat into the stays on the deck, and then push the rear of the seat down to lock it in place.

  • Page 36: Hood

    EJU01783 Hood The hood release lever 1 is located on the port (left) side of the watercraft. To open the hood, pull the hood release lever up, and then lift the hood up. To close the hood, push the hood down to lock it in place.

  • Page 37: Engine Shut-off Switch

    EJU01016 Engine shut-off switch Insert the clip 1, on the end of the engine shut-off cord 2, under the engine shut-off switch 3 (black button). The engine will stop automatically when the clip is removed from the switch, such as if the operator falls off the watercraft.

  • Page 38: Start Switch

    EJU01861 Start switch Push the start switch 1 (green button) to start the engine. NOTE: The engine will not start when the clip is removed from the engine shut-off switch or if the throttle lever is squeezed. EJU01784 Cooling water pilot outlet This watercraft is equipped with cooling water pilot outlets.

  • Page 39: Steering System

    EJU01021 Steering system Your watercraft can be steered by turning the handlebars 1 the same direction you wish to travel. When the handlebars are turned, the angle of the jet thrust nozzle 2 is changed, and the direction of the watercraft is changed accordingly.

  • Page 40: Shift Lever

    EJU01877 Shift lever The shift lever is located on the starboard (right) side of the watercraft and is used to control the reverse gate, which allows the watercraft to move into reverse or forward. When in the reverse position, the water- craft can be launched from a trailer, or backed up out of tight spots where you can- not turn around easily.

  • Page 41: Quick Shift Trim System (qsts) Selector

    EJU01785 Quick Shift Trim System (QSTS) selector The QSTS selector 1 is located at the left handlebar grip and is used to adjust the trim angle of the watercraft. Operating the QSTS selector changes the angle of the jet thrust nozzle vertically. This changes the trim angle of the watercraft.

  • Page 42: Handgrip

    EJU01023 Bow down Turn the grip to A or B and the bow will go down while the watercraft is on plane. Bow down puts more of the bow in the water. This gives the watercraft more “hook,” which enhances turning performance. This position will also help the watercraft get up on plane more quickly.

  • Page 43: Multifunction Meter

    EJU01786 Multifunction meter This meter contains the following func- tions for help and convenience in operating the watercraft. 1 Tachometer 2 Hour meter/Voltmeter 3 Speedometer 4 Fuel meter 5 Fuel warning indicator 6 Engine overheat warning indicator 7 Speedometer display select switch 8 Hour meter/Voltmeter display select switch 9 Check engine warning indicator 0 Oil pressure warning indicator...

  • Page 44: Fuel Meter

    EJU01788 Speedometer The meter shows the watercraft speed against water. NOTE: To switch the speedometer display between kilometers and miles, push the speedometer display select switch 1 for at least 2 seconds. EJU01789 Fuel meter The fuel meter is provided for convenient fuel level checking while riding.

  • Page 45: Hour Meter/voltmeter

    The voltmeter displays 12 volts or more when the battery voltage is within specifica- tion. If the voltage displayed is low, beach the watercraft and, if necessary, have a Yamaha dealer check the charging system. EJU01791 Check engine warning indicator...

  • Page 46: Fuel Warning Indicator

    At the same time, the engine speed reduction control is activated. If this occurs, reduce the engine speed, beach the watercraft, and have a Yamaha dealer check the oil pressure. NOTE: Press any button on the multifunction meter to stop the buzzer.

  • Page 47: Engine Overheat Warning Indicator

    CAUTION: If you cannot locate and correct the cause of the overheating, consult a Yamaha dealer. Continuing to operate at higher speeds could result in severe engine damage. NOTE: Press any button on the multifunction meter to stop the buzzer.

  • Page 48: Storage Compartments

    EJU01236 Storage compartments A front storage compartment, a glove compartment, and seat storage compart- ments are provided. NOTE: Make sure that the storage compartments are properly secured before operating the watercraft. The storage compartments are not designed to be waterproof. If you carry objects that must be kept dry, such as the manuals, put them in a waterproof bag.

  • Page 49: Glove Compartment

    EJU01796 Glove compartment A glove compartment 2 is located in front of the seat. To open the glove compartment, slide the latch 1 toward you, and then lift up the lid. To close the glove compartment, push the lid down until it locks securely. NOTE: A removable beverage holder 3 is provided in the glove compartment.

  • Page 50

    –MEMO–...

  • Page 51: Operation

    EJU01040 OPERATION Fuel and oil ..........3-1 Gasoline ..........3-1 Engine oil ..........3-3 Filling the fuel tank .........3-4 Pre-operation checks ......3-5 Pre-operation check list ......3-5 Pre-operation check points ....3-6 Operation ..........3-16 Engine break-in ........3-16 Launching the watercraft .....3-17 Starting the engine .......3-18 Stopping the engine ......3-20 Leaving the watercraft ......3-20 Operating your watercraft ....3-21...

  • Page 52: Fuel And Oil

    EJU01798 Fuel and oil This watercraft is equipped with a 4- stroke engine. Conventional 2-stroke engine oil cannot be used. The engine utilizes an electronic fuel injection system to deliver the optimal air- fuel mixture ratio required by the engine. With optimal combustion conditions, this system is able to increase startability and improve fuel economy.

  • Page 53

    Gasohol containing ethanol can be used if ethanol content does not exceed 10% and the fuel meets minimum octane ratings. Gasohol containing methanol is not rec- ommended by Yamaha because it can cause fuel system damage or engine perfor- mance problems.

  • Page 54: Engine Oil

    EJU01799 Engine oil Use a combination of the recommended SAE and API oil classifications shown in the chart below. CAUTION: Use only 4-stroke engine oil.

  • Page 55: Filling The Fuel Tank

    EJU01800 Filling the fuel tank CAUTION: Be careful when refueling. Avoid getting water or other contaminants in the fuel tank. Contaminated fuel can cause poor running or engine damage. 1. Remove the rear and front seats. (See pages 2-5 and 2-6 for seat removal and installation procedures.) 2.

  • Page 56: Pre-operation Checks

    EJU01346 Pre-operation checks EJU01801 Pre-operation check list Before operating this watercraft, perform the checks in the following check list. See the accompanying text in this chapter for details on how to perform the checks. WARNING If any item in the pre-operation check list is not working properly, have it inspected and repaired before operating the watercraft, otherwise an accident could occur.

  • Page 57: Pre-operation Check Points

    EJU01048 Pre-operation check points EJU01878 Engine compartment Ventilate the engine compartment before each use. To ventilate the engine compartment remove the rear and front seats. (See pages 2-5 and 2-6 for seat removal and installation procedures.) Allow the engine compartment to remain open for a few minutes to allow any fuel vapors to escape.

  • Page 58: Engine Oil Level

    EJU01803 Engine oil level Check the engine oil level before each use. CAUTION: The watercraft is shipped from the fac- tory without engine oil. Be sure to check the engine oil level before operating the watercraft for the first time. Do not run the engine with too much or not enough oil in the oil tank.

  • Page 59: Water Separator

    Checking the engine oil level again: 1. Launch the watercraft, and then start the engine. 2. Run the engine at 7,000 r/min for 5 minutes or more and at trolling speed for 2–3 minutes, and then turn the engine off. 3.

  • Page 60

    EJU01804 Bilge Check for moisture and fuel residue in the bilge. This watercraft is equipped with a conven- tional jet vacuum bilge draining system and an electric bilge draining system. The elec- tric bilge draining system is operated when the engine is running. When excess water reaches the water inlet of the electric bilge pump, the water is discharged from the elec- tric bilge pilot outlet 1 at the stern.

  • Page 61

    EJU01054 Battery Check the battery condition and the elec- trolyte level. Check that the battery leads are tightened securely and there is no corrosion on the battery terminals. WARNING The battery must always be fully charged and in good condition. Loss of battery power may leave you stranded.

  • Page 62: Fire Extinguisher

    Always carry a fire extinguisher on board. A fire extinguisher is not standard equip- ment with this watercraft. If you do not have one, contact a Yamaha dealer or a fire extinguisher dealer to obtain one meeting the proper specifications.

  • Page 63

    EJU01834 Throttle Squeeze and release the throttle lever several times to make sure that there is no hesitation in its travel. It should be smooth over the complete range, and spring back to the idle position when released. WARNING Before starting the engine, always check the operation of the throttle lever.

  • Page 64: Shift Lever And Reverse Gate

    EJU01245 Shift lever and reverse gate Check for proper operation of the shift lever and reverse gate. Make sure that the reverse gate goes down to its stopper position when the shift lever is pulled up. Also, make sure that the reverse gate goes up to its stopper position when shift lever is pushed down.

  • Page 65: Jet Unit

    EJU01058 Jet unit Carefully check the jet intake for weeds, debris, or anything else that might restrict the intake of water. If the intake is clogged, cavitation could occur, reducing jet thrust, and possibly damaging the jet pump. In some cases, the engine may overheat because of lack of cooling water, and dam- age to the engine could result.

  • Page 66

    EJU01835 Switches Check the start switch 1, the engine stop switch 2, and the engine shut-off switch 3 for proper operation. To check these switches, place the water- craft in the water to provide adequate cooling. Start the engine, and then pull the engine shut-off cord 5 to remove the clip 4 from the engine shut-off switch.

  • Page 67: Operation

    Operation WARNING Before operating your watercraft, become familiar with all controls. Con- sult your Yamaha dealer about any con- trol function fully understand. Failure to understand how controls work could cause an accident or prevent you from avoiding an accident.

  • Page 68: Launching The Watercraft

    2. For the first 5 minutes, run the engine at trolling speed only. For the 30 minutes of operation after that, keep the engine speed below 5,000 r/min. For the 1 hour of operation after that, keep the engine speed below 8,000 r/min. 3.

  • Page 69: Starting The Engine

    EJU01808 Starting the engine WARNING Never start the engine or let it run for any length of time in an enclosed area. Exhaust fumes contain carbon monox- ide, a colorless, odorless gas that may cause loss of consciousness and death within a short time.

  • Page 70

    2. Attach the clip 1 to the engine shut-off switch 2. Also, attach the engine shut- off cord 3 to your left wrist. WARNING Check that the engine shut-off cord is not frayed or broken, and keep it free from the handlebars so the engine stops if the operator falls off.

  • Page 71: Stopping The Engine

    EJU01066 Stopping the engine To stop the engine, release the throttle lever, and then push the engine stop switch (red button). WARNING You need throttle to steer. Shutting off the engine can cause you to hit an obsta- cle you are attempting to avoid. A colli- sion could result in severe injury or death.

  • Page 72: Operating Your Watercraft

    EJU01068 EJU01191 Operating your watercraft Learning to operate your watercraft EJU01165 Getting to know your Before operating the watercraft, always perform the pre-operation checks listed on watercraft page 3-5. The short time spent checking the Operating your watercraft requires skills watercraft will reward you with added safety acquired through practice over a period of and reliability.

  • Page 73: Riding Watercraft With Passengers

    Wear protective clothing. Severe internal The passengers must always wear USCG injuries can occur if water is forced into body approved PFD and wetsuit bottom or equiv- cavities as result of falling into the water or alent. being near the jet thrust nozzle. Normal WARNING swimwear does not adequately protect Do not apply throttle when anyone is at...

  • Page 74: Starting The Watercraft

    EJU01837 Starting the watercraft WARNING Scan constantly for people, objects, and other watercraft. Be alert for con- ditions that limit your visibility or block your vision of others. Operate defensively at safe speeds and keep a safe distance away from people, objects, and other watercraft.

  • Page 75: Starting From A Dock

    EJU01073 Starting and boarding in shallow water 1. Do not start the engine in less than 60 cm (2 ft) of water. Put the watercraft in water that is deep enough, and then board the watercraft from the side or the rear.

  • Page 76: Boarding And Starting In Deep Water

    EJU01075 Boarding and starting in deep water WARNING Operator and passenger should prac- tice getting on board in shallow water before riding in deep water. Boarding in deep water requires more skill. The fatigue and exposure that could result after unsuccessful attempts to get back on the watercraft may increase the risk of injuries and drown- ing.

  • Page 77: Boarding With Passengers

    EJU01849 Boarding with passengers WARNING Severe internal injuries can occur if water is forced into body cavities as a result of being near the jet thrust nozzle. Do not apply throttle until each passen- ger is seated with his or her feet on the floor of the footwell and is holding on to the person in front of him or her.

  • Page 78

    NOTE: The heavier the total weight of the operator and passengers, the more difficult it will be to balance the watercraft. Do not operate the watercraft when the total weight exceeds 240 kg (530 lb) including any cargo. If it is difficult to balance the watercraft at a stand- still, proceed as follows: 1.

  • Page 79: Capsized Watercraft

    EJU01810 Capsized watercraft If the watercraft capsizes, follow the pro- cedures below carefully to prevent damage or injury. WARNING IMPROPER UPRIGHTING CAN CAUSE INJURY: Make sure that the engine shut-off cord is removed from the engine shut- off switch. Do not put your hand in the intake grate.

  • Page 80: Turning The Watercraft

    EJU01839 Turning the watercraft Steering control depends on the combi- nation 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.

  • Page 81

    WARNING Do not release the throttle when trying to steer away from objects—you need throttle to steer. A collision could result in severe injury or death. When operating at higher speeds, make gradual turns or slow down before turning. Sharp high-speed turns may cause the watercraft to slide side- ways or spin, throwing the operator passengers...

  • Page 82: Stopping The Watercraft

    EJU01850 Stopping the watercraft The watercraft is not equipped with a sep- arate braking system. It is stopped by water resistance when throttle lever released. From full speed, the watercraft comes to a complete stop in approximately 100 m (330 ft) after the throttle is released and the engine is stopped, although this dis- tance will vary depending on many factors, including gross weight, water surface condi-...

  • Page 83: Beaching The Watercraft

    EJU01081 Beaching the watercraft 1. Make sure no obstructions, boats or swimmers are near the beach. Release the throttle lever about 100 m (330 ft) before you reach the intended beaching area. 2. Approach the beach slowly and stop the engine before reaching land.

  • Page 84: Reverse On Waterways

    EJU01254 Reverse on waterways Reverse can be used for slow speed maneuvering when it is necessary to back up out of tight spots where you cannot turn around. Reverse can only be used to slow down or stop during low speed maneuver- ing, such as when docking.

  • Page 85: Post-operation Checks

    EJU01862 Post-operation checks Always perform the following post-opera- tion checks after operating the watercraft. 1. Remove the watercraft from the water. 2. Wash down the hull, handlebars, and jet unit with fresh water. 3. Remove the seat and check the engine compartment for water.

  • Page 86

    10. Wipe the hull, handlebars, and jet unit dry with a clean cloth. 11. Spray a rust inhibitor, such as Yamaha Silicone Protectant and Lubricant, on metallic parts to minimize corrosion. 12. Allow the engine compartment to air dry completely before installing the seat.

  • Page 87: Transporting

    EJU01811 Transporting When transporting the watercraft on a trailer, secure the tie downs to the trailer through the bow eye and stern eye. CAUTION: Do not route ropes or tie downs over the seat, as they may leave permanent marks on the seat’s surface. Also, wrap the ropes or tie downs with tow- els or rags where they touch the body of the watercraft to avoid scratching or...

  • Page 88

    –MEMO–...

  • Page 89: Maintenance And Care

    EJU01086 MAINTENANCE AND CARE Storage ............4-1 Flushing the cooling system ....4-1 Lubrication ..........4-3 Fuel system ..........4-4 Battery ............4-5 Cleaning the watercraft ......4-6 Maintenance and adjustments ....4-7 Owner’s/Operator’s Manual and tool kit .............4-8 Periodic maintenance chart ....4-9 Inspecting the fuel system ....4-10 Changing the engine oil .......4-12 Checking the air filter element .....4-14 Inspecting the steering cable ....4-15...

  • Page 90: Storage

    It is advisable to have the watercraft serviced by a Yamaha dealer prior to stor- age. However, the following procedures can be performed by the owner. EJU01813...

  • Page 91

    1. Put the watercraft on land in a horizontal position. 2. Remove the rear seat and seat storage compartment. (See page 2-5 for seat removal and installation procedures.) 3. Open the flushing hose connector cap 1, and then insert the garden hose adapter 2 into the flushing hose connector 3 and turn it until it is securely connected.

  • Page 92: Lubrication

    3. Remove the air filter case cover and air filter element. 4. Spray a rust inhibitor such as Yamaha Stor-Rite Fogging Oil into each intake opening 3 for 3 seconds. 5. Install the air filter element and air filter case cover.

  • Page 93: Fuel System

    Change clothing if gasoline spills on it. Top off the fuel tank with fresh gasoline and add one ounce of Yamaha Fuel Stabi- lizer and Conditioner to each gallon of fuel. NOTE: Use of Yamaha Fuel Stabilizer and Condi- tioner eliminates the need to drain the fuel system.

  • Page 94: Battery

    12 volts. Specific gravity (for reference): 1.28 at 20 °C (68 °F) It is recommended to have a Yamaha dealer check the specific gravity and to charge the battery. If you maintain the battery yourself, be sure to read and follow the instructions provided with the battery tester and charger you use.

  • Page 95: Cleaning The Watercraft

    2. Rinse the engine and bilge area with fresh water. Drain off all water and wipe up remaining moisture with clean, dry rags. 3. Spray the engine’s exterior with Yamaha Silicone Protectant and Lubricant. 4. Wax the hull with a non-abrasive wax such as Yamaha Silicone Wax.

  • Page 96: Maintenance And Adjustments

    Remember that failures that are the result of the installation of parts or accessories which are not qualitatively equivalent to gen- uine Yamaha parts are not covered by the limited warranty. WARNING Be sure to turn off the engine when...

  • Page 97: Owner's/operator's Manual And Tool Kit

    NOTE: A service manual is available for purchase through a Yamaha dealer for owners who have the mechanical skills, tools, and other equipment necessary to perform mainte- nance not covered by this Owner’s/Opera- tor’s Manual. EJU01874 Owner’s/Operator’s Manual and tool kit It is advisable always to carry the Owner’s/Operator’s Manual and tool kit 2...

  • Page 98: Periodic Maintenance Chart

    PMC-F1B1 ) This mark indicates maintenance that you may do yourself. ❍ ) This mark indicates work to be done by a Yamaha dealer. THEREAFTER MAINTENANCE INTERVAL INITIAL...

  • Page 99: Inspecting The Fuel System

    Do not attempt to run engine with fuel line disconnected. Check the fuel system for leaks, cracks, or malfunctions. If any problem is found, consult a Yamaha dealer. Check: Fuel tank for water or dirt. Fuel tank cap (seal) for damage.

  • Page 100: Fuel Filter

    The fuel filter should be checked, cleaned, or replaced every 12 months or every 100 hours of operation. Have a Yamaha dealer check, clean, or replace the fuel filter if necessary. WARNING Do not try to replace the fuel filter your- self.

  • Page 101: Changing The Engine Oil

    The oil filter should be replaced every two years or every 200 hours of opera- tion. Have a Yamaha dealer replace the oil filter if necessary. It is recommended to have a Yamaha dealer change the engine oil. However, if...

  • Page 102

    If oil is leaking or the oil pressure warn- ing indicator comes on when the engine is running, immediately turn the engine off and have a Yamaha dealer check the watercraft. Continuing to operate the engine under such conditions could cause severe engine damage.

  • Page 103: Checking The Air Filter Element

    EJU01819 Checking the air filter element The air filter element should be checked every 12 months or every 100 hours of oper- ation. To check the air filter: 1. Remove the rear and front seats. (See pages 2-5 and 2-6 for seat removal and installation procedures.) 2.

  • Page 104: Inspecting The Steering Cable

    1 on the bracket, and that the arm 2 makes contact with the reverse gate. If the reverse gate does not reach the cor- rect positions, have a Yamaha dealer ser- vice it. EJU01104 Inspecting and adjusting the...

  • Page 105: Inspecting The Qsts Mechanism

    4. Check that the angle of the jet thrust nozzle changes when the selector is shifted from neutral to bow up or bow down. If the mechanism does not work properly, have a Yamaha dealer service it. 4-16...

  • Page 106: Cleaning And Adjusting The Spark Plugs

    Do not attempt to diagnose any prob- lems yourself. Have a Yamaha dealer service the watercraft. Remove and inspect the spark plug peri- odically; heat and deposits will cause the spark plug to slowly break down and erode.

  • Page 107

    NOTE: Wipe off any water on the spark plug or inside the cap before installing the spark plug cap. Push the spark plug cap down until it is securely installed. If a torque wrench is not available when you are fitting a new spark plug, a good estimate of the correct torque is 1/4 turn to 1/2 turn past finger tight with the spark plug wrench included in the tool kit.

  • Page 108: Lubrication Points

    Lubrication points To keep moving parts sliding or rotating smoothly, coat them with water-resistant grease. Recommended water-resistant grease: Yamaha Marine Grease/ Yamaha Grease A Throttle cable (throttle body end) Throttle cable (handlebar end) Pull the throttle lever and remove the seal 1.

  • Page 109

    Steering cable (nozzle end) Nozzle pivot shaft QSTS cable (nozzle end) QSTS cables (pulley end) QSTS cables (handlebar end) Remove the QSTS cable housing. Spray a rust inhibitor into the outer cable. Reinstall the QSTS cable housing. Shift cable (lever end) 4-20...

  • Page 110

    Shift cable (reverse gate end) Intermediate housing Using a grease gun, fill the intermediate housing with water-resistant grease through the grease nipple 1. Grease quantity: Initial 10 hours or 1 month: 33.0–35.0 cm (1.11–1.18 oz) Every 100 hours or 12 months: 6.0–8.0 cm (0.20–0.27 oz) 4-21...

  • Page 111: Inspecting The Battery

    EJU01843 Inspecting the battery Check the level of the battery electrolyte and make sure that the negative and posi- tive leads are securely tightened. WARNING Battery electrolyte is poisonous and dan- gerous, causing severe burns, etc. Elec- trolyte contains sulfuric acid. Avoid contact with skin, eyes or clothing.

  • Page 112

    CAUTION: Do not attempt to charge a battery hast- ily. Battery life could be shortened. It is recommended to have a Yamaha dealer charge the battery. If you charge the battery yourself, carefully read the battery charger instructions before charging and fol- low the points below.

  • Page 113: Adjusting The Fuel Injection System

    Yamaha dealer who has the professional knowledge and experience to do so. CAUTION: The fuel injection system was set at the Yamaha factory after many tests. If the settings are changed by someone who does not have the necessary technical knowledge, poor engine performance and damage may result.

  • Page 114: Replacing The Fuse

    EJU01825 Replacing the fuse The fuse is in the electrical box 1. To replace the fuse: 1. Remove the cap 2. 2. Replace the fuse 4 with the spare fuse 5 of the correct amperage by using the special tool 3 on the reverse side of the cap.

  • Page 115: Specifications

    EJU01826 Specifications MODEL Unit FX140 ITEM WATERCRAFT CAPACITY Maximum people on board Number of people Maximum load capacity kg (lb) 240 (530) DIMENSIONS Length mm (in) 3,340 (131.5) Width mm (in) 1,230 (48.4) Height mm (in) 1,160 (45.7) Dry weight kg (lb) 362 (798) PERFORMANCE...

  • Page 116

    MODEL Unit FX140 ITEM DRIVE UNIT Propulsion system Jet pump Jet pump type Axial flow, single stage Impeller rotation Counterclockwise (viewed from rear) Transmission Constant mesh 1-speed Jet thrust nozzle horizontal angle Degree 24 + 24 Jet thrust nozzle trim angle Degree -10, -5, 0, 5, 10 FUEL AND OIL...

  • Page 117: Troubleshooting And

    EJU01115 TROUBLESHOOTING AND EMERGENCY PROCEDURES Troubleshooting ........5-1 Troubleshooting chart ......5-1 Emergency procedures ......5-3 Cleaning the jet intake and impeller ..5-3 Jumping the battery .......5-5 Towing the watercraft ......5-7 Submerged watercraft ......5-8...

  • Page 118: Troubleshooting

    If you have any trouble with your watercraft, use this section to check for the possible cause. If you cannot find the cause, or if the procedure for replacement or repair is not described in this Owner’s/Operator’s Manual, have a Yamaha dealer perform the necessary service. EJU01827 Troubleshooting chart...

  • Page 119

    Fuel Empty Refill as soon as possi- Engine runs irregu- larly or stalls Stale or contaminated Have serviced by 4-10 Yamaha dealer Fuel tank Water or dirt present Have serviced by 4-11 Yamaha dealer Spark plug Fouled or defective Replace...

  • Page 120: Emergency Procedures

    EJU01118 Emergency procedures EJU01119 Cleaning the jet intake and impeller If weeds or debris get caught in the intake or impeller, cavitation can occur, causing jet thrust to decrease even though engine speed rises. If this condition is allowed to continue, the engine will overheat and may seize.

  • Page 121

    2. Remove any weeds or debris from around the drive shaft, impeller, pump housing, and jet thrust nozzle. If debris is difficult to remove, consult your Yamaha dealer. CAUTION: Always avoid operating your watercraft in areas where weed growth is thick. If trav-...

  • Page 122: Jumping The Battery

    EJU01844 Jumping the battery If the watercraft battery has run down, the engine can be started using a 12-volt bat- tery and jumper cables. WARNING Battery electrolyte is poisonous and dan- gerous, causing severe burns, etc. Elec- trolyte contains sulfuric acid. Avoid contact with skin, eyes or clothing.

  • Page 123: Connecting The Jumper Cables

    EJU01845 Connecting the jumper cables 1. Connect the positive (+) jumper cable 1 to the positive (+) terminals of both bat- teries. 2. Connect one end of the negative (–) jumper cable 2 to the negative (–) termi- nal of the booster battery 3. 3.

  • Page 124: Towing The Watercraft

    EJU01828 Towing the watercraft If the watercraft becomes inoperative in the water, it can be towed to shore. If the watercraft must be towed in an emergency using a towline, the operator should ride the watercraft, holding onto the handlebars. CAUTION: Tow the watercraft at 5 mph (8 km/h) or less, otherwise water could enter the...

  • Page 125: Submerged Watercraft

    EJU01829 Submerged watercraft If the watercraft is submerged or flooded with water, follow the procedure below and consult a Yamaha dealer as soon as possi- ble. Failure to do so may result in serious engine damage! In an emergency: 1. Beach the watercraft and remove the stern drain plugs to drain the water from the engine compartment.

  • Page 126

    –MEMO–...

  • Page 127: Appendix

    EJU01124 APPENDIX Limited warranty........6-1 YAMAHA EXTENDED SERVICE (Y.E.S.) ..........6-3 Index ............. 6-4...

  • Page 128: Limited Warranty

    Owner’s/Operator’s Manual. The owner of the watercraft shall give notice to an authorized Yamaha dealer of any and all apparent defects within ten [10] days of dis- covery and make the watercraft available at that time for inspection and repairs at the dealer’s place of business.

  • Page 129

    If you should move after you have purchased your new watercraft, please advise us of your new address by sending a postcard listing your Yamaha model name, engine number, dealer number [or dealer’s name] as it is shown on your warranty card, your name and new mailing address.

  • Page 130

    This excellent Y.E.S. plan coverage is only available to Yamaha owners like you, and only while your Yamaha is still within the Yamaha Limited Warranty period. So visit your authorized Yamaha dealer to get all the facts. He can show you how easy it is to protect your investment with Yamaha Extended Service.

  • Page 131

    Engine shut-off switch ......2-8 EJU01125 Index Engine stop switch ........2-7 Enjoy your watercraft responsibly ..1-21 Adjusting the fuel injection system ..4-24 Filling the fuel tank ........3-4 Approval label of Emission control Fire extinguisher........3-11 certificate..........1-2 Fishing vessel right-of-way....

  • Page 132

    Jet unit........... 3-14 Quick Shift Trim System (QSTS) Jumping the battery......... 5-5 selector..........2-12 Label location .......... 1-3 Reading buoys and other markers ..1-18 Launching the watercraft....... 3-17 Rear seat..........2-5 Learning to operate your watercraft ..3-21 Recommended equipment ....1-12 Leaving the watercraft......

  • Page 133

    Troubleshooting ........5-1 Troubleshooting chart ......5-1 Turning the watercraft ......3-29 United States Coast Guard ....1-20 Warning labels ........1-4 Watercraft characteristics...... 1-13 Watercraft Education and Training..1-20 Water separator ........3-8 Water-skiing .......... 1-14 YAMAHA EXTENDED SERVICE (Y.E.S.)............ 6-3...

  • Page 136

    YAMAHA MOTOR CORPORATION, USA Printed in USA February 2002—2.2 × 1 CR F1B-F8199-10 (FX1000-A) Printed on recycled paper...

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