Yamaha EXCITER Owner'S/Operator'S Manual Download Page 93 | Manualshive

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Chapter 5

TROUBLESHOOTING & SPECIAL

PROCEDURES

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

Troubleshooting Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

SPECIAL PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3

Towing the Jet Boat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3
Jump Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3
Jet Pump Clean-Out Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-4

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Summary of Contents for EXCITER

Page 1: ...O w n e r s O p e r a t o r s M a n u a l E x c i t e r 1 3 5 O w n e r s O p e r a t o r s M a n u a l E x c i t e r 1 3 5 O w n e r s O p e r a t o r s M a n u a l ...

Page 2: ...sequently sold IMPORTANT MANUAL INFORMATION In this manual information of particular importance is distinguished in the fol lowing ways The Safety Alert Symbol means ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED ________________ Failure to follow WARNING instruc tions could result in severe injury or death to the machine operator a bystander or a person inspecting or repairing the Jet Boat ______...

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Page 4: ...2 FEATURES FUNCTIONS 1 3 OPERATION 4 MAINTENANCE CARE 5 TROUBLESHOOTING SPECIAL PROCEDURES 6 CONSUMER INFORMATION SAFETY INFORMATION ...

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Page 6: ...pment 1 8 Additional Equipment Recommendations 1 8 Apparel 1 9 Operational Requirements 1 9 Jet Boat Characteristics 1 11 Cruising Limitations 1 12 Night Operation 1 13 Waterskiing 1 14 BASIC BOATING RULES 1 15 Rules of the Road 1 15 Steering and Sailing and Sound Signals 1 15 Rules When Encountering Vessels 1 16 Other Special Situations 1 17 TO GET MORE BOATING SAFETY INFORMATION 1 19 Boating Edu...

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Page 8: ...umbers in a separate place in case your Jet Boat is stolen PRIMARY I D NUMBER The Primary I D number is stamped on a label attached to the inside of the engine compartment HULL IDENTIFICATION NUMBER H I N The H I N is stamped into the hull on the right rear corner ENGINE SERIAL NUMBER The Engine Serial Number is stamped on a label attached to the back side of the electrical box 1 1 1 SAFETY INFORM...

Page 9: ...1 1 2 SAFETY INFORMATION IMPORTANT LABELS LOCATION 17 15 15 15 11 12 13 9 8 2 1 3 4 16 5 14 18 10 6 7 ...

Page 10: ...1 1 3 SAFETY INFORMATION IMPORTANT LABELS ...

Page 11: ...1 1 4 SAFETY INFORMATION IMPORTANT LABELS ...

Page 12: ...IMPORTANT LABELS 1 1 5 SAFETY INFORMATION 11 10 12 13 ...

Page 13: ...1 1 6 SAFETY INFORMATION 16 17 18 14 15 IMPORTANT LABELS ...

Page 14: ...e operator has previously demonstrated a reason able degree of maturity responsibil ity and good judgment A responsible adult must supervise operation of this boat by minors Many states have minimum age and edu cation requirements Always check state and local boating laws before you operate the Jet Boat The operator is responsible for the safety of his or her passengers as well as his or her own p...

Page 15: ... used to signal other boats See Rules of the Road for more information Navigation Lights Your Jet Boat is equipped with nav igation lights for use between sun set and sunrise and during periods of reduced visibility such as fog Be sure these lights are working and are turned on when necessary see page 2 12 and 3 9 for more infor mation ADDITIONAL EQUIPMENT RECOMMENDATIONS The following equipment c...

Page 16: ...gainst hypothermia low body temperature when there is water spray coming into the boat particularly if you are operating in cold water or air temperature You might also consider gloves designed for water sports to help protect hands during operation as well as while launching and docking your boat You may want to consider eye pro tection Water spray could get in your eyes in some circumstances whi...

Page 17: ...al starting of the engine always remove the lanyard from the stop switch when the engine is not running Engine stop switch Engine stop switch lanyard Lanyard clipped to PFD Passengers must always sit in a designated seating area place feet on the deck and use the hand grips provided while the boat is in motion UNDERWAY SEATING POSITIONS MAXIMUM 5 PERSONS Always watch carefully for swim mers Stay a...

Page 18: ...ans that jet thrust will produce some boat movement whenever the engine is running The Jet Boat has a neutral position but since the Jet Boat is always producing thrust while the engine is running some forward or reverse movement may occur Boats including your Jet Boat do not have brakes Pull the throttle lever back to idle or stop the engine and allow water resistance to slow the boat down Rememb...

Page 19: ...irected at body orifices rectum and vagina Never insert any object in the jet pump outlet CRUISING LIMITATIONS Do not try to jump other boat s wakes or follow another boat or watercraft too closely or you will increase your chance of colliding with other boats Do not go over a water ski jump or attempt any other kind of jumping maneuver with the boat since you risk injuring yourself or damaging yo...

Page 20: ... shore Tell where you plan to go and when you plan to arrive and provide a description of your boat Advise this person if your plans change and also when you arrive to prevent false alarms A sample float plan is included on page 6 6 NIGHT OPERATION When using your Jet Boat before dawn and after dusk you must have both bow and stern lights operating When at anchor in the dark the stern light must b...

Page 21: ...e skier in most states it is required by law Let the skier direct the opera tor s control of boat speed and direction with hand signals The observer should sit securely in the seat hold onto the handles or straps provided and place feet firm ly on the floor for proper balance while facing to the rear to watch the skier s hand signals and condition The front port side seat has a han dle for a backw...

Page 22: ...ne another one vessel has the right of way it is called the stand on vessel The vessel which does not have the right of way is called the give way or burdened vessel These rules determine which vessel has the right of way and what each vessel should do Stand On Vessel The vessel with the right of way has the duty to continue its course and speed except to avoid an immediate collision When you main...

Page 23: ...er Meeting If you are meeting another power ves sel head on and are close enough to run the risk of collision neither of you has the right of way Both of you should alter course to avoid an accident You should keep the other vessel on your port left side This rule doesn t apply if both of you will clear one another if you continue on your set course and speed Crossing When two power driven vessels...

Page 24: ... 4 to 6 sec onds If another vessel is around the bend it too should sound the horn Even if no reply is heard however the vessel should still proceed around the bend with caution Fishing Vessel Right of Way All vessels which are fishing with nets lines or trawls are considered to be fishing vessels under the International Rules Vessels with trolling lines are not considered fishing vessels Fishing ...

Page 25: ...used for identification and location purposes LIGHTED SAFE WATER BUOY White Light White Light OR old new A Top Mark No number Topmost band red preferred channel is to left of buoy Letter has no lateral significance used for identification and location purposes Red or White Light Red Light OR old new RB L LIGHTED PREFERRED CHANNEL TO PORT BUOY RB L NUN BUOY Even number Leave to starboard No change ...

Page 26: ...orange borders They signify speed zones restricted areas danger areas and general information Remember markings may vary by geographic location Always consult local boating authorities before driving your Jet Boat in unfamiliar waters TO GET MORE BOATING SAFETY INFORMATION Be informed about boating safety Additional publications and information can be obtained from many organiza tions including th...

Page 27: ... courtesy Whenever and wherever you operate your Jet Boat think of yourself as the guest of those around you Remember for example that the sound of your Jet Boat may be music to you but it could be just noise to others And the exciting splash of your wake can make waves others won t enjoy Avoid boating close to shoreline homes and waterfowl nest ing areas or other wildlife areas and keep a respect...

Page 28: ...ONTROLS AND OTHER FUNCTIONS 2 5 Steering 2 5 Engine Stop Switch Lanyard 2 5 Main Switch 2 6 Throttle Lever 2 6 Shift Lever 2 7 Choke Knob 2 8 Fuel Tank Filler Cap 2 8 Fuel Cock 2 9 Gauges 2 9 Overheat Warning System 2 11 Switches 2 12 Engine Hood 2 13 Storage Compartments 2 14 ...

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Page 30: ...nsion Cords Spark Plugs Silencer Cover Hood Supports Engine Compartment Vent Engine Compartment Drain Plugs Muffler Box Fuel Tank Compartment Air Ventilation Fuel Tank Compartment Drain Plug 2 2 1 FEATURES FUNCTIONS 8 4 5 7 6 1 9 2 3 13 13 14 12 12 10 11 LOCATION OF MAIN COMPONENTS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 16 16 14 15 ...

Page 31: ...2 2 2 FEATURES FUNCTIONS 1 2 3 5 5 6 6 4 5 5 5 10 11 13 14 15 12 3 3 3 3 5 7 7 7 8 9 5 6 6 5 5 16 16 16 ...

Page 32: ...mpartments Fire extinguisher holder Grab handles Cleats Fuel system inspection access cover Fuel cock Throttle Shifter Stern light storage Stern light socket Ski tow hook Jet pump cleanout access panel Pump cleanout interlock switch Deck drains 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ...

Page 33: ...witch Ignition switch key Choke 2 2 4 FEATURES FUNCTIONS LOCATION OF MAIN COMPONENTS 1 2 7 4 6 6 9 8 5 Bilge outlet Clean out compartment drain Trailer strap eyes Pump gate Jet pump Steering nozzle Ride plate Hull drain plug Speedometer pick up 2 1 8 9 6 4 3 3 3 7 5 8 1 2 10 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 ...

Page 34: ...the starboard right for example the stern of the boat will swing to the left Keep this in mind when navigating near a person in the water such as a down skier or an obstacle such as a dock ________________ You need engine power to turn Pulling the throttle lever back to idle when traveling faster than idle speeds or shutting off the engine can cause you to hit an obstacle you are attempting to avo...

Page 35: ...jury MAIN SWITCH There is a main switch for the engine The main switch controls the ignition and electrical circuits as follows Main switch OFF Ignition circuits are switched off The engine cannot be started but other switches will operate The key can be removed ON Ignition circuits are switched on The key cannot be removed START The starter motor will turn to start the engine When the key is rele...

Page 36: ...ng speeds Loss of control boat swamping or damage to the boat could occur ________________ Do not use control levers as grab handles because damage can occur NOTE _________________ This Jet Boat is equipped with a mechanical interlock that prevents shift lever movement unless the throttle lever is put in the idle position first It also has a start in gear protection neu tral switch that prevents t...

Page 37: ...if engine speed is increased above idle in Neutral Reverse The jet pump gate is dropped all the way down over the jet nozzle Jet thrust is redirected toward the bow of the boat which moves the boat backward CHOKE KNOB Choke knob Pulling the knob supplies a rich fuel air mixture required to start the engine NOTE _________________ Refer to Starting The Engine on pages 3 11 to 3 13 for proper operati...

Page 38: ...efuel Remember to fill the tank at the first opportunity After refueling return the fuel cock knob to the ON position for further boating ________________ Sharp turns with a partial tank of fuel may result in fuel starvation due to fuel sloshing Turn the fuel cock to Reserve if the engine begins to hes itate during aggressive turning or high speed operation to avoid poor performance or engine dama...

Page 39: ...next fuel stop Be sure to begin returning to the port before you have consumed a half a tank of fuel 4 Oil Level Warning Light This light comes on when the oil level in the tank is too low to contin ue normal operation for much longer Refill the oil tank as soon as possible see Filling the Oil Tank page 3 3 ________________ If the oil level warning indicator comes on refill with engine oil as soon...

Page 40: ...the engine NOTE _________________ If water cooling passages on the engine is dry it will take about 20 sec onds for water to reach the pilot outlet after starting If water is not circulating something may be clogging the jet intake grate Refer to the Jet Pump Clean Out pro cedures on page 5 4 for further infor mation ________________ If the cause of overheating cannot be found and corrected take s...

Page 41: ...pops out again ask your Yamaha dealer to inspect the electrical system Lights Horn Lights This toggle switch controls the required on board lighting Press the switch up to turn on both the bow light and stern light for night running Press the switch down to operate the stern light alone when at anchor Put the switch in the middle position to turn off lights See page 3 9 for more information Horn P...

Page 42: ...orted by gas filled struts Hood Latch Hood Support Struts Closing Hood To close the hood push the hood down in the center NOTE _________________ Make sure the hood is firmly secured with the latch Do not open or close the hood by lifting or pressing on the sides Damage to the hood or latches could occur HOOD STRUTS CAUTION ...

Page 43: ...g out to drain water and press down firmly to seal The bilge pump will drain excessive water Under Hood Center Tray Under Hood Port Side Clean Out Access Driver s Side Storage under windshield 2 2 14 FEATURES FUNCTIONS Press the latch in the windshield to open the storage compartment Press around the latch to close NOTE _________________ Make sure all panels and covers are in place prior to launch...

Page 44: ...ng the Engine 3 14 Break In Running In Procedure 3 14 DRIVING YOUR JET BOAT 3 15 Getting to Know Your Jet Boat 3 15 Learning to Operate Your Jet Boat 3 15 Boating with Passengers 3 16 Boarding from the Water 3 16 Boarding from a Dock or Landing Jetty 3 17 Turning 3 17 Stopping 3 18 Docking 3 18 Leaving a Dock 3 19 Beaching 3 19 Anchoring 3 20 Crossing Waves 3 20 POST OPERATION CHECKS 3 21 TRAILERI...

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Page 46: ...attention If any gasoline petrol spills onto your skin immediately wash with soap and water Change clothing if gasoline petrol spills on it ________________ Use only fresh gasoline petrol that has been stored in clean containers Gasohol There are two types of gasohol gaso hol containing ethanol and that con taining methanol Gasohol containing ethanol can be used if ethanol content does not exceed ...

Page 47: ...able another 2 cycle engine oil with a NMMA certified TC W3 rating may be used OIL INJECTION SYSTEM This engine uses Yamaha s oil injection system which provides superior lubri cation by ensuring the proper oil ratio for all operating conditions No fuel pre mixing is necessary except during break in Simply pour gasoline petrol into the fuel tank and oil into the oil tank ________________ Do not al...

Page 48: ...ater or other contaminants in the fuel tank Contaminated fuel can cause poor running or engine damage Fuel tank capacity 34 US gal 129 lit FILLING THE OIL TANK Open the engine hood then open the oil tank filler cap Very slowly add engine oil to the oil tank Stop pouring when the oil just reaches the bottom of the filler neck Be sure to tighten the cap securely ________________ Oil in the bilge is ...

Page 49: ... Operate the blower for at least 4 minutes 3 9 COMPARTMENT Open engine hood and check to be sure no gasoline vapors are present ENGINE HOOD Check that hood latch is secure 2 13 LIGHTS AND HORN Check lights to be sure they operate 3 9 Press horn button to be sure it operates AFTER LAUNCH SWITCHES Check operation of the ignition start switch 3 10 and engine stop switch lanyard COOLING WATER Check th...

Page 50: ...d The jet nozzle should point to starboard right when the wheel is turned right The jet nozzle should point to port left when the wheel is turned left There should not be free play between the steering wheel and the jet nozzle Throttle Operate the throttle lever several times to make sure there is no hesitation in travel Operation should be smooth over the complete range of motion and the lever sh...

Page 51: ... fire extinguisher of a B 1 classi fication with a capacity of two pounds or more when navigating in waters under Coast Guard jurisdiction In addi tion most state and local boating laws also require that the craft carry a USCG approved fire extinguisher wherever the boat is operated A fire extinguisher is not standard equipment with this boat If you do not have one contact your local Yamaha Jet Bo...

Page 52: ...y then remove the engine stop switch lan yard from the stop switch Fuel System Refer to page 4 10 FUEL SYSTEM INSPECTION for correct procedure Fuel and Engine Oil Levels 1 Turn the main switch key to ON Wait for the fuel gauge needle to stop moving then note the fuel level Add fuel if necessary NOTE _________________ The fuel level is most accurate when the boat is sitting level on the trailer or ...

Page 53: ...ozzle on the stern to allow more complete draining when the boat is removed from the water Engine Compartment and Fuel Compartment Drain Plugs Water will not normally enter the engine compartment or fuel compart ment areas during operation If it does open the drain plugs and allow water to drain Also open the engine compart ment plugs when flushing the engine area with fresh water after salt water...

Page 54: ...t least 4 minutes and check the engine compartment bilge for gasoline vapors Do not start the engine if you can smell fuel vapors in the engine compartment or if there are any loose electrical connections Contact your dealer if there is a prob lem you cannot locate or correct Lights Check for proper operation of the bow stern and instrument lights by press ing the switch on the control panel If th...

Page 55: ...ilot outlet while the engine is running in the water Refer to page 2 11 for cor rect operation of the device NOTE _________________ It may take up to 20 seconds for water to reach the pilot outlet when first launching the boat The amount and force of the exiting water will vary with engine rpm ________________ A continuous flow of water from the pilot hole shows that water is flow ing through the ...

Page 56: ...ting the engine Shift into neutral before starting engine Put throttle lever in the idle position before shifting 1 Always make sure the boat is launched and used in waters that are free from weeds and debris and at least 3 ft 90 cm deep ________________ Never operate in water that is less than 3 ft 90 cm deep You increase your chance of hitting an underwa ter obstacle You could be injured Pebbles...

Page 57: ...not wrapped around the steering wheel or tangled in the controls Engine stop switch Lock plate with lanyard NOTE _________________ It is not possible to start the engine with the lock plate removed from the engine stop switch However the starter motor will turn the engine over 4 Pull the choke knob all the way out NOTE _________________ It may be necessary to hold the choke knob completely pulled ...

Page 58: ...t the engine again If the starter motor is engaged continuously for more than five seconds the battery will be quickly discharged and it will be impossible to start the engine The starter motor may also be damaged if it is engaged continuously for more than five seconds NOTE _________________ Be sure the shift lever is put in the Neutral position or the starter motor will not operate On this boat ...

Page 59: ...perfor mance and promotes longer engine life ________________ Failure to follow the break in pro cedures may result in reduced engine life or even engine damage During first 5 hours or 2 tanks of operation use 50 1 pre mix fuel in addition to oil in oil tank After above period use straight gasoline petrol for normal oper ation 1 Before launching Fill the fuel tank with 50 1 premix fuel Fill the oi...

Page 60: ...AT Before boating always perform the Pre Operation Checks listed on page 3 4 The short time spent checking the machine s condition will reward you with added safety and a more reliable Jet Boat Know and follow U S Coast Guard state and local laws when operating your Jet Boat Select a wide area to learn in where visibility is good and other boat traffic is light Keep the proper distance from other ...

Page 61: ...o acceler ate An unprepared passenger could lose balance and fall BOARDING FROM THE WATER ________________ Strong streams of water from the jet nozzle can be dangerous and can result in serious injury when directed at body orifices rectum and vagina Do not board from the rear use swim platform or swim behind boat if the engine is running Stay away from the back of the boat when engine is running 1...

Page 62: ...e and fall Engine power produces thrust from the jet pump Directional control is provid ed by opening the throttle and turning the wheel To make a turn at higher than trolling speed Turn the wheel in the desired direction and apply enough throttle to make your turn High thrust turns the boat sharply low thrust turns less sharply Pulling back the throttle completely above trolling speed causes the ...

Page 63: ...pproach the dock from the port side if possible Come to a stop before you reach the dock 2 Notice how wind and water currents are affecting boat movement as you attach your mooring lines and fenders 3 Approach the dock at idle speed Use reverse as necessary during slow speed maneuvering to help control speed and direction Position the boat according to wind and water conditions ________________ Do...

Page 64: ...he boat away from the dock 2 When the stern is out a few feet release the bow mooring then steer in the direction you want the bow to move Open the throttle slightly and begin to move away from the dock BEACHING 1 Make sure no obstructions boats or swimmers are near the beach 2 Approach the beach slowly and stop the engine when the water is about 3 ft 90 cm deep Remember turning is impossible with...

Page 65: ... weigh the anchor start the engines and move forward keep ing tension on the line as you pull it in When the anchor line is straight up and down pull hard to lift the anchor from the bottom material 6 If the anchor is stuck on the bottom try this Let out a few feet of anchor line and secure the line to the boat again Slowly maneuver the boat around the anchor until the anchor pulls loose Keep the ...

Page 66: ...install all drain plugs POST OPERATION CHECKS 1 After putting the Jet Boat on the trailer flush the cooling system to prevent it from clogging up with salt sand or dirt Refer to page 4 1 for the cooling system flushing proce dure 2 Drain residual water from the exhaust system by starting the engine then alternately pushing the throttle lever up to half throttle and back for 10 to 15 seconds ______...

Page 67: ...t have the capacity of pulling the load Pulling a load that exceeds the vehicles s towing capacity may cause loss of control Be sure the boat is secured to the trailer and the trailer is properly hitched to the towing vehicle before towing Always place the fuel cock in the OFF position when transport ing or storing the Jet Boat Otherwise fuel could leak out into the engine or engine com partment w...

Page 68: ... point is correct Generally 5 to 10 of the combined weight of the boat and trailer should be on the tongue Too much or too little weight can cause difficult steering or trailer swaying TRAILERING CHECKLIST Check your state laws to be sure your trailer meets all regulations such as proper licensing brake axle load and safety chain require ments Check trailer for any loose fasteners or damaged parts...

Page 69: ...egins moving turn the towing vehicle to follow it Have a second person stand by to help direct you with hand signals LAUNCHING As a courtesy to other boaters prepare your Jet Boat for launching before using the ramp Each launch may have particular differ ences such as ramp angle prevailing wind waves and water currents If possible watch a couple of boaters launch their boats first to notice any pr...

Page 70: ... the slowest idle speed Use throttle only if necessary for steering ability ________________ Using too much throttle can cause the boat to jump over the front of the trailer which can result in injury to the boat operator and bystanders Use only enough throttle to maneu ver the boat into the correct posi tion 4 Make sure the boat is centered on the support rails and is headed straight for the bow ...

Page 71: ...age to the hull gelcoat Use spreader bars to avoid side stress to the hull that may cause cracks in the gelcoat and fiberglass Attach guidelines to the bow eye and stern tie down cleats to control movement of the boat during lifting Remove all people and all cargo from the boat Drain any excess water from the bilge using the bilge pump Be sure all people are standing clear then lift boat slowly an...

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Page 73: ...lug Cleaning and Adjustment 4 6 Grease Points 4 7 Fuel System Inspection 4 10 Fuel Filter 4 11 Fuel Tank 4 11 Oil Injection System Inspection 4 11 Bleeding the Oil Injection Pump 4 12 Carburetor Adjustment 4 12 Steering Cable Inspection 4 13 Throttle Cable Inspection 4 13 Choke Cable Adjustment 4 14 Reverse Gate Mechanism Inspection 4 14 Fuse Replacement 4 14 Battery 4 15 SPECIFICATIONS 4 17 ...

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Page 75: ..._____________ Use of Yamaha Fuel Conditioner and Stabilizer eliminates the need to drain the fuel system Consult your Yamaha dealer or other qualified mechanic if the fuel system is to be drained instead COOLING SYSTEM FLUSHING Flush Hose Connector Garden Hose Adapter Cap Cooling system flushing is essential to prevent the cooling system from clog ging up with salt sand or dirt 1 Open the cap for ...

Page 76: ...ttle or for more than 15 seconds while the boat is out of the water The engine may over heat and or seize Be sure to replace the cap secure ly after fogging the engine Otherwise water could enter the engine and cause damage 1 Open the caps on the carburetor silencer cover of the engine 2 With the Jet Boat in a well ventilat ed area start the engine With the engine running at a fast idle quickly sp...

Page 77: ...el water mix drains from the fuel tank compartment drain wipe it up immediately with dry rags Do not operate the boat until the source of the fuel leak is found and corrected 2 Remove the drain plugs in the stern and engine compartment Wash down the hull boat interior and drive units with fresh water 3 Rinse the engine and bilge areas with fresh water Drain off all water and wipe up remaining mois...

Page 78: ...operly serviced compo nents could fail or stop operating correctly which could result in an accident TOOL KIT It is advisable always to carry the Owner s Manual and tool kit with you whenever you use the Jet Boat To pro tect these articles from water it is a good idea to put them in a vinyl bag The service information included in this manual is intended to provide you the owner with the necessary ...

Page 79: ...ages Cleaning Flushing every 4 1 ride Bilge strainer Cleaning Impeller Inspection Steering cable Inspection 4 13 Throttle cable and choke cable Inspection Adjustment 4 13 Reverse gate mechanism Inspection 4 14 Drain plugs Inspection Replacement inspect Battery Inspection fluid level 4 15 before every launch Rubber coupling Inspection Bolts and nuts Retightening PERIODIC INSPECTION CHART Frequency ...

Page 80: ...ure the electrode gap with a wire thickness gauge adjust the gap to specification if necessary Spark plug gap 0 6 0 7 mm 0 024 0 028 in When fitting the plug always clean the gasket surface and use a new gasket Wipe off any dirt from the threads and screw in the spark plug to the correct torque Spark plug torque 25 Nm 2 5 m kg 18 ft lb NOTE _________________ Before installing the spark plug cap be...

Page 81: ...le cable and choke cable Grease the throttle cable and choke cable inner wires at the carburetors Steering cable ball joints and inner wire Grease the steering cable and shift cable ball joints at the steering nozzle Extend the steering cable and shift cable inner wires and apply a thin coat of grease to them Pivot points Grease all pivot points of the steering and shift mechanism at the pump end ...

Page 82: ... service should be done after 10 hours or 1 month by your YAMAHA dealer Fill the bearing housing with water resistant grease through the grease nipple Grease capacity 33 0 35 0 cc 1 11 1 18 oz After first service Every 100 hours or 6 months you may do this yourself Grease capacity 6 0 8 0 cc 0 20 0 27 oz ___________ Fill the grease slowly and carefully because it can damage the hose and the joints...

Page 83: ...AHA Marine Grease or YAMAHA Grease A The first service should be done after 10 hours or 1 month by your YAMAHA dealer Fill the starter motor idle gear through the grease nipple Grease capacity 8 0 cc 0 27 oz After first service Every 100 hours or 6 months you may do this yourself Grease capacity 2 0 cc 0 12 oz ___________ Fill the grease slowly and carefully because it can damage the hose and the ...

Page 84: ...n or leakage 3 Fuel tank leakage 4 Fuel hose joint leakage 5 Fuel hose cracks or other damage 6 Fuel filter leakage 7 Fuel cock leakage 8 Air vent check valve leakage 9 Fuel filler clamps and hoses The United States Coast Guard requires that all inboard boats like your Jet Boat have visual access to fuel filler clamps and hoses The Jet Boat has two access panels for this purpose One access panel i...

Page 85: ...und do the necessary repair or replacement as required If repair is necessary consult your near est Yamaha dealer Check points 1 Check the oil tank for damage or cracks 2 Check for water or dirt in the oil tank 3 Check the oil hose and joint 4 Check the oil filter Oil tank Check for oil tank damage or cracks Check the oil hose and joint When the oil tank needs to be cleaned or when any water or di...

Page 86: ...er the fol lowing point may be serviced by the owner as part of his usual maintenance routine ___________ The carburetor was set at the Yamaha factory after many tests If the settings are disturbed without having technical knowledge poor engine performance and damage may result Trolling Speed Idle Throttle stop screw NOTE _________________ A diagnostic tachometer is useful for this procedure Place...

Page 87: ...ask your Yamaha dealer to service it THROTTLE CABLE INSPECTION Push and pull the throttle lever through its full range with the shift lever in Neutral Repeat with the shift lever in Forward and again in Reverse The throttle lever should move smoothly from idle to full throttle and back If not ask your Yamaha Jet Boat dealer for service ________________ Improper throttle operation could result in a...

Page 88: ... from outside the boat The shift gate should lift completely to the stops 4 Pull the shift lever back from Forward through Neutral to Reverse The observer shouldcheck for proper movement of the shift gate The gate should drop down over the nozzle to the stops If reverse gate does not operate smoothly or correctly ask your autho rized Yamaha Jet Boat dealer for ser vice FUSE REPLACEMENT Electrical ...

Page 89: ...severe burns etc It contains sulfuric acid Avoid contact with skin eyes or clothing Antidote EXTERNAL Flush with water INTERNAL Drink large quantities of water or milk Follow with milk of magnesia beaten egg or vegetable oil Call physician immediately EYES Flush with water for 15 min utes and get prompt medical atten tion Batteries produce explosive gases Keep sparks flame cigarettes etc away Vent...

Page 90: ... up the electrolyte to the proper level 2 Follow the battery manufacturer s instructions for charging Connecting The Battery Terminals Always make sure the connections are correct when you install the battery in the Jet Boat Make sure that the breather pipe is properly connected and that it is not damaged or obstruct ed Positive Battery cable Red Negative Battery cable Black Accessory Lead Red Acc...

Page 91: ... 1 Lubrication system Oil injection Cooling system Water cooled Starting system Electric starter Ignition system Digital C D I Spark plug NGK BR8HS Spark plug gap mm in 0 7 0 8 mm 0 028 0 032 Recommended battery Marine Grade Group 24 Battery capacity Voltage 12 Charging system Flywheel magneto DRIVE UNIT Propulsion system Jet pump Jet pump type Axial flow single stage w Reverse Impeller rotation C...

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Page 93: ...Chapter 5 TROUBLESHOOTING SPECIAL PROCEDURES TROUBLESHOOTING 5 1 Troubleshooting Chart 5 1 SPECIAL PROCEDURES 5 3 Towing the Jet Boat 5 3 Jump Starting 5 3 Jet Pump Clean Out Procedure 5 4 ...

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Page 95: ...d Latch securely 5 4 cleanout hatch Starter Faulty Have serviced at component Yamaha dealer Shift lever Not in Neutral Shift to Neutral 3 13 Starter motor Stop switch Lock plate is not Install lock plate 2 5 turns over in place engine does Fuel cock OFF position Turn the fuel cock to ON 2 9 not start Fuel Empty Refill as soon as possible 3 3 Stale or Have serviced at contaminated Yamaha dealer Fue...

Page 96: ...6 connections Cracked torn or Replace damaged Carburetor Incorrect idle Adjust 4 12 Adjustment Clogged Have service at Yamaha dealer Engine won t run Engine Jet intake clogged Clean 5 4 over 3 500 rpm overheat Cooling system Clean 4 1 clogged Jet Boat speed Cavitation Jet intake clogged Clean 5 4 too slow or Engine Jet intake clogged Clean 5 4 loses power overheat Cooling system Clean 4 1 clogged ...

Page 97: ... must keep speed to a minimum and avoid traffic or obstacles which could be a hazard to the driver on the Jet Boat JUMP STARTING Negative jumper cable Positive jumper cable If the boat s battery runs down the engine can be started in an emergency using a 12 volt battery and jumper cables ________________ SEVERE INJURY OR DEATH MAY RESULT IF YOU IGNORE ANY OF THE FOLLOWING If blower will not operat...

Page 98: ...s will discharge the battery and the engine will not start The starter motor may also be damaged if it is engaged continuous ly for more than five seconds JET PUMP CLEAN OUT PROCEDURE ________________ SEVERE INJURY OR DEATH MAY RESULT IF YOU IGNORE ANY OF THE FOLLOWING Turn off and remove ignition key remove lanyard and wait for all movement to stop before remov ing access port caps Never override...

Page 99: ...roove on the plug under the cap with the locating tab in the port then slide the cap down Hand tighten the cap as firmly as possible by turning it clockwise 6 Set the access port cap wrench in place on the cap handle and slide the T handle through the upper holes Tighten the cap by turning it clockwise up to the 1 4 turn more until either set of lower holes in the wrench shaft align with the clamp...

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Page 101: ...Chapter 6 CONSUMER INFORMATION INDEX LIMITED WARRANTY 6 1 YAMAHA EXTENDED SERVICE Y E S 6 4 BOATING TERMS 6 5 SAMPLE FLOAT PLAN 6 6 INDEX 6 7 ...

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Page 103: ...oat dealer will free of charge repair or replace at Yamaha s option any parts adjudged defective by Yamaha due to faulty workmanship or material from the factory All parts replaced under warranty will become the property of Yamaha Motor Corporation U S A CUSTOMER S RESPONSIBILITY Under the terms of this warranty the customer will be responsible for ensuring that the Jet Boat is properly operated m...

Page 104: ...TES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCI DENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE EXCLUSION MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE YAMAHA MOTOR CORPORATION U S A Post Office Box 6555 Cypress California 90630 WARRANTY QUESTIONS AND ANSWERS Q What costs are my responsibility during the warra...

Page 105: ...a Jet Boat dealer within the United States Be sure to bring your warranty registration card or other valid proof of the original date of purchase If a question or problem arises regarding warranty first contact the owner of the dealership Since all warranty matters are handled at the dealer level this person is in the best position to help you If you are still not satisfied and require additional ...

Page 106: ...ives you up to 150 reimbursement 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 coverage 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 ...

Page 107: ...Flotation Device also known as a life jacket Planing Traveling at a speed fast enough so the boat has leveled out and is skimming on top of the water There is a wake Port The left side of the boat Stand On The vessel with the right of way when two boats meet Starboard The right side of the boat Stern The back part of the boat Sub Planing Traveling at a medium speed The bow of the boat is out of th...

Page 108: ...and Black HULL COLOR White PASSENGERS OPERATOR AGE EMERGENCY PHONE ADDRESS PASSENGER 1 AGE EMERGENCY PHONE ADDRESS PASSENGER 2 AGE EMERGENCY PHONE ADDRESS PASSENGER 3 AGE EMERGENCY PHONE ADDRESS PASSENGER 4 AGE EMERGENCY PHONE ADDRESS DEPARTURE INFORMATION POINT OF DEPARTURE DATE TIME TOW VEHICLE INFORMATION MAKE MODEL LICENSE TRAILER LICENSE DESTINATION INFORMATION DESTINATION LORAN GPS COORDINAT...

Page 109: ...Carburetor adjustment 4 12 Caution labels 1 2 Change of address warranty 6 3 Checks Battery condition 3 7 4 3 4 16 Bilge 3 8 Cooling water outlet 3 10 Engine compartment 3 9 Fire extinguisher 3 6 Fuel leak 3 8 3 9 4 3 4 10 Fuel oil level 3 7 Jet intake 3 7 5 4 Pre operation checks 3 4 Post operation checks 3 21 Steering 2 5 3 5 4 13 Throttle 3 5 4 13 Checklists 1 8 3 4 4 5 5 1 Choke cable adjustme...

Page 110: ...ngine oil 3 3 Fuel cock 2 9 Fuel conditioner and stabilizer 4 1 Fuel filter 4 11 Fuel level gauge 2 10 Fuel requirements 3 1 Fuel system inspection 4 10 Fuel tank 4 11 Fuel tank capacity 3 3 Fuel tank filler cap 2 8 Fuse replacement 4 14 Fuses and circuit breakers 2 12 4 14 G Garden hose adapter 4 1 Gasoline petrol 3 1 Gasoline petrol and engine oil filling 3 3 Gauges 2 9 Getting to know your Jet ...

Page 111: ... level warning light 2 10 Oil tank 2 1 3 2 3 3 Oil tank capacity 3 3 Operation 3 11 Operation of controls and other functions 2 5 Operational requirements 2 11 Overheat warning system 2 10 Overtaking another vessel Rules of the Road 1 17 P Q Period of warranty 6 1 Periodic inspection chart 4 5 Personal Flotation Devices 1 8 1 9 1 14 Post operation checks 3 21 Pre operation checklist 3 4 Pre operat...

Page 112: ... 1 11 3 18 Stopping the engine 3 14 Storage 4 1 Storage compartments 2 14 Swimmers and traffic 1 10 1 15 3 15 Switches 2 6 2 12 T Tachometer 2 10 Throttle 2 6 3 5 Throttle cable inspection 4 13 Throttle lever 2 6 Thrust used for turning 1 11 3 17 Tool kit 4 4 Tow rope length 5 3 Towing the Jet Boat 5 3 Trolling speed 4 12 6 5 Troubleshooting 5 1 Turning 1 11 2 5 3 5 3 17 U V United States Coast Gu...

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