Summary of Contents for Yamaha FX140 WaveRunner 2003
2003 WaveRunner FX140 FX Cruiser OWNER’S/OPERATOR’S MANUAL U.S.A. Edition READ THIS MANUAL CAREFULLY BEFORE OPERATION! LIT-18626-05-18...
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.
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.
EJU00993 GENERAL AND SAFETY INFORMATION Identification numbers ......1-1 Primary Identification (PRI-ID) number ...........1-1 Hull Identification Number (HIN) ....1-2 Engine serial number ......1-2 Emission control information ....1-3 Approval label of Emission control certificate ..........1-3 Manufactured date label ......1-3 Star labels (For California only) .....1-4 Important labels ........1-5 Label location .........1-5 Warning labels ........1-6...
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.
EJU01205 Hull Identification Number (HIN) The HIN is stamped on a plate 2 attached to the aft deck. EJU00997 Engine serial number The engine serial number is stamped on a label 3 attached to the engine unit.
EJU13881 Emission control information This engine conforms to 2003 U.S. Envi- ronmental Protection Agency (EPA) and/or California Air Resouces Board (CARB) reg- ulations for marine SI engines. This engine is certified to operate on reg- ular unleaded gasoline. EJU19920 Approval label of Emission control certificate This label is attached to the top of the cyl- inder head and to the bulkhead.
EJU20130 Star labels (For California only) This watercraft is labeled with a California Air Resources Board (CARB) star label 1. See below for a description of your particu- lar label. One Star - Low Emission The one-star label identifies engines that meet the Air Resources Board’s 2001 exhaust emission standards.
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.
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.
EJU11601 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.
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.
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.
Always operate the watercraft throttle. This model has the Yamaha in an open area. Engine Management System (YEMS) Hot oil tank, muffler, and engine surfaces that includes an Off-Throttle Steering can cause serious burns.
Reverse can be used to slow down or EJU01782 Water-skiing stop during low-speed maneuvering, such You can use the watercraft for water-ski- as when docking. Once the engine is ing if it has the seating capacity to carry the idling, shift to reverse and gradually operator, a rearward-facing spotter, and the increase engine speed.
A second person should be on board as a Your control while pulling a skier is spotter to watch the skier; in most states it affected by the skier’s ability, as well as is required by law. Let the skier direct the water and weather conditions.
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”...
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.
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.
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.
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...
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.
Throttle lever ..........2-8 Start switch ..........2-9 Cooling water pilot outlet .......2-9 Steering system ........2-10 Tilt lever ..........2-11 Shift lever ..........2-12 Quick Shift Trim System (QSTS) selector ..........2-13 Handgrip ..........2-14 Yamaha Engine Management System (YEMS) ..........2-15 Multifunction meter .......2-15 Storage compartments ......2-20...
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...
1 Fuel tank filler cap 8 Stern drain plugs 2 Stern eye Use to drain water in the bilge when the water- Use to attach rope for transporting or mooring. craft is on dry land. 3 Intake grate 9 Cleat Prevents debris from getting into the jet pump.
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.
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...
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.
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.
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.
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.
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.
This model has the Yamaha Engine Man- agement System (YEMS) that includes an Off-Throttle Steering (OTS) system. It will activate at planing speeds should you attempt to steer the watercraft after releas- ing the throttle lever.
EJU01217 Tilt lever The tilt lever 1 is located in front of the glove compartment and is used to adjust the tilt of the handlebars. To adjust the tilt, pull the tilt lever up, and then move the handlebars up or down to the desired position.
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.
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.
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.
EJU19940 Yamaha Engine Management System (YEMS) This model is equipped with an inte- grated, computerized management system that controls and adjusts ignition timing, fuel injection, engine diagnostics, and the Off- Throttle Steering (OTS) system. EJU01786 Multifunction meter This meter contains the following func- tions for help and convenience in operating the watercraft.
EJU01787 Tachometer The engine speed (r/min) is displayed by segments. Each segment indicates a 250 r/min increment. 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.
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...
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.
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.
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.
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.
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.
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.
EJU18001 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.
EJU01346 Pre-operation checks EJU01347 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.
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.
EJU18031 Engine oil level Check the engine oil level before each use. CAUTION: 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. Oil could flow into the air filter case and the engine could be damaged.
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.
EJU01961 Water separator Check the water separator 1 for water. Normally the water separator is empty. The water separator retains any water entering through the fuel tank breather hose if the watercraft is capsized. If water remains in the water separator, drain it by removing the drain screw 2.
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.
EJU01969 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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...
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.
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.
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.
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.
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.
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.
EJU19960 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.
This model has the Yamaha Engine Man- agement System (YEMS) that includes an Off-Throttle Steering (OTS) system. It will activate at planing speeds should you attempt to steer the watercraft after releas- ing the throttle lever (see condition C above).
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-...
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.
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.
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.
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.
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...
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 .......4-11 Checking the air filter element .....4-13 Inspecting the jet thrust...
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...
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.
3. Remove the air filter case cover and air filter element. 4. Spray a rust inhibitor such as Yamaha Stor-Rite Engine Fogging Oil into each intake opening 3 for 3 seconds. 5. Install the air filter element and air filter case cover.
If any gasoline spills onto your skin, immediately wash with soap and water. 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.
Fully charge the battery, and then store it in a cool, dark place. Apply Yamaha marine grease or Yamaha grease A to the battery terminals. Check the battery at least every 2 months and fully charge it if necessary.
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.
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...
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...
EJU01841 Fuel tank Check the fuel tank 1 for leakage or water in the tank. If water is found in the fuel system or if the fuel tank needs to be cleaned, have a Yamaha dealer service the watercraft. 4-10...
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...
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.
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.
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...
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. 4-15...
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.
To install the spark plug: 1. Clean the gasket surface. 2. Wipe any dirt from the threads of the spark plug. 3. Screw the spark plug to the correct torque. Spark plug tightening torque: 12.5 N·m (1.25 kgf·m, 9 ft·lb) NOTE: Wipe off any water on the spark plug or inside the cap before installing the spark...
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.
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) 4-19...
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) 4-20...
EJU01971 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 dangerous, causing severe burns, etc. Electrolyte contains sulfuric acid. Avoid contact with skin, eyes, or cloth- ing.
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.
EJU18231 Adjusting the fuel injection system The fuel injection system was set at the Yamaha factory. Have a Yamaha dealer ser- vice the watercraft if necessary. CAUTION: Do not attempt to adjust the fuel injection system. If the settings are changed poor engine performance and damage may result.
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.
EJU01359 Specifications MODEL Unit FX140/FX Cruiser 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...
MODEL Unit FX140/FX Cruiser 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 26 + 26 Jet thrust nozzle trim angle Degree -10, -5, 0, 5, 10 FUEL AND OIL...
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. EJU01367 Troubleshooting chart...
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 4-10 Yamaha dealer Spark plug Fouled or defective Replace...
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.
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-...
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.
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.
EJU01913 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...
EJU01902 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.
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  days of dis- covery and make the watercraft available at that time for inspection and repairs at the dealer’s place of business.
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.
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.
Engine stop switch ........2-7 EJU01125 Index Enjoy your watercraft responsibly ..1-22 Filling the fuel tank ........3-4 Adjusting the fuel injection system ..4-23 Fire extinguisher........3-12 Approval label of Emission control Fishing vessel right-of-way....1-19 certificate..........1-3 Flushing the cooling system ....4-1 Front seat ..........
Jet unit........... 3-15 Quick Shift Trim System (QSTS) selector..........2-13 Jumping the battery......... 5-5 Label location .......... 1-5 Reading buoys and other markers ..1-19 Launching the watercraft....... 3-18 Rear seat..........2-5 Learning to operate your watercraft ..3-22 Recommended equipment ....1-13 Leaving the watercraft......
Turning the watercraft ......3-30 United States Coast Guard ....1-21 Warning labels ........1-6 Watercraft characteristics...... 1-14 Watercraft Education and Training..1-21 Water separator ........3-9 Water-skiing .......... 1-15 Yamaha Engine Management System (YEMS)........2-15 YAMAHA EXTENDED SERVICE (Y.E.S.)............ 6-3...
YAMAHA MOTOR CORPORATION, USA Printed in USA Jan. 2003—*.* × 2 CR F1B-F8199-11 Printed on recycled paper...