Yamaha E8D Manuale del Proprietario

OWNER’S MANUALE8D677-28199-20-E0U67720E0.book Page 1 Friday, March 26, 2004 10:36 AM

Basic components5EMU25795Main componentsNOTE:* May not be exactly as shown; also may not be included as standard equipment on all models.EMU25802Fuel

Basic components6EMU25830Fuel jointThis joint is used to connect the fuel line.EMU25850Fuel tank capThis cap seals the fuel tank. When removed,the tan

Basic components7EMU25970Throttle friction adjusterA friction device provides adjustable resis-tance to movement of the throttle grip or theremote con

Basic components8EMU26001Engine stop buttonTo open the ignition circuit and stop the en-gine, push this button.EMU26011Choke knob for pull typeTo supp

Basic components9EMU30460Tilt lock mechanismThe tilt lock mechanism is used to prevent theoutboard motor from lifting out of the waterwhen in reverse

Operation10EMU26901InstallationCAUTION:ECM00110Incorrect engine height or obstructions tosmooth water flow (such as the design orcondition of the boat

Operation11tends to occur, thus reducing the propulsion;and if the propeller tips cut the air, the enginespeed will rise abnormally and cause the en-g

Operation123. Secure the clamp bracket to the transomusing the bolts provided with the out-board (if packed). For details, consultyour Yamaha dealer.W

Operation13EMU27101Preoperation checksWARNINGEWM00080If any item in the preoperation check is notworking properly, have it inspected andrepaired befor

Operation142. Replace the fuel tank cap and close tight-ly.3. Shake the fuel tank to mix the fuel thor-oughly.4. Make sure that the oil and gasoline a

Read this owner’s manual carefully before operating your outboard motor.U67720E0.book Page 1 Friday, March 26, 2004 10:36 AM

Operation15drowsiness. Keep cockpit and cabin ar-eas well ventilated. Avoid blocking ex-haust outlets.1. If there is an air vent screw on the fueltank

Operation162. Attach the engine stop switch lanyard toa secure place on your clothing, or yourarm or leg. Then install the lock plate onthe other end

Operation176. After the engine starts, slowly return themanual starter handle to its original posi-tion before releasing it.7. Slowly return the throt

Operation18EMU27740ShiftingWARNINGEWM00180Before shifting, make sure there are noswimmers or obstacles in the water nearyou.CAUTION:ECM00220To change

Operation19Remote control models1. Check that the tilt lock lever is in the lockposition.2. Pull up the neutral interlock trigger (ifequipped) and mov

Operation20WARNINGEWM00740Excessive trim for the operating condi-tions (either trim up or trim down) cancause boat instability and can make steer-ing

Operation21bow up, the boat may have a greater tenden-cy to steer to one side or the other. Compen-sate for this as you steer. The trim tab canalso be

Operation22CAUTION:ECM00230● Before tilting the outboard motor, followthe procedure under “Stopping en-gine”in this chapter. Never tilt the out-board

Operation23EMU28031Procedure for tilting down (manual tilt models)1. Slightly tilt the outboard motor up.2. If the tilt support bar equipped: Slowly t

Operation242. Place the tilt lock lever in the release po-sition.3. Slightly tilt the outboard motor up. The tiltsupport bar will lock automatically,

Important manual informationEMU25100To the ownerThank you for choosing a Yamaha outboardmotor. This Owner’s Manual contains infor-mation needed for pr

Operation25Cruising in turbid waterYamaha strongly recommends that you usethe optional chromium-plated water pump kitif you use the outboard motor in

Maintenance26EMU28215SpecificationsDimension:Overall length:718 mm (28.3 in)Overall width:328 mm (12.9 in)Overall height S:1044 mm (41.1 in)Overall he

Maintenance27WARNINGEWM00700Never get under the lower unit while it istilted, even if a motor support bar is used.Severe injury could occur if the out

Maintenance28EMU28301ProcedureEMU28332Flushing in a test tankCAUTION:ECM00300Do not run the engine without supplying itwith cooling water. Either the

Maintenance29NOTE:Store the fuel tank in a dry, well-ventilatedplace, not in direct sunlight.EMU28400Lubrication (except oil injection models)1. Greas

Maintenance30EMU28521Maintenance chartFrequency of maintenance operations may be adjusted according to the operating conditions,but the following tabl

Maintenance31EMU28940GreasingYamaha grease A (water resistant grease)Yamaha grease D (corrosion resistant grease; for propeller shaft)EMU28951Cleaning

Maintenance32should periodically remove and inspect thespark plug because heat and deposits willcause the spark plug to slowly break downand erode. If

Maintenance33EMU28980Inspecting fuel filterWARNINGEWM00310Gasoline is highly flammable, and its va-pors are flammable and explosive.● If you have any

Maintenance34start position during warm-up. The boatcould unexpectedly start to move, whichcould result in an accident.CAUTION:ECM00490This procedure

Table of contentsGeneral information ...1Identification numbers record... 1Outboard motor serial number ... 1EC label...

Maintenance35● Check each of the propeller blades forwear, erosion from cavitation or ventilation,or other damage.● Check the propeller shaft for dama

Maintenance366. Insert a new cotter pin in the holes, andthen bend the cotter pin ends.NOTE:There is a holder on the bottom cowling forspare shear and

Maintenance376. When the oil begins to flow out of the oillevel plug hole, insert and tighten the oillevel plug.7. Insert and tighten the gear oil dra

Maintenance38EMU29390Checking top cowlingCheck the fitting of the top cowling by pushingit with both hands. If it is loose have it repairedby your Yam

Trouble Recovery39EMU29422TroubleshootingA problem in the fuel, compression, or ignitionsystems can cause poor starting, loss of pow-er, or other prob

Trouble Recovery40A. Check for pinched or kinked fuel line or oth-er obstructions in fuel system.Q. Is fuel contaminated or stale?A. Fill tank with cl

Trouble Recovery41Q. Is load on boat improperly distributed?A. Distribute load to place boat on an evenplane.Q. Is water pump or thermostat faulty?A.

Trouble Recovery42A. Inspect spark plug and replace it with rec-ommended type.Q. Is high pressure fuel pump drive belt bro-ken?A. Have serviced by a Y

Trouble Recovery43● Do not attach the lanyard to clothingthat could tear loose. Do not route thecord where it could become entangled,preventing it fro

Trouble Recovery44EMU29760Treatment of submerged motorIf the outboard motor is submerged, immedi-ately take it to a Yamaha dealer. Otherwisesome corro

Table of contentsLubrication (except oil injection models)... 29Cleaning the outboard motor... 29Checking painted surface of motor...

YAMAHA MOTOR CO., LTD.Printed on recycled paperPrinted in JapanApril 2004–0.1 × 1 CRU67720E0.book Page 1 Friday, March 26, 2004 10:36 AM

General information1EMU25170Identification numbers recordEMU25182Outboard motor serial numberThe outboard motor serial number is stampedon the label a

General information2● Do not modify the outboard. Modificationscould make the motor unfit or unsafe to use.● Never operate after drinking alcohol or t

General information3EMU25431LabelWARNINGEWM01300● This engine is equipped with a neutralstarting device.● The engine will not start unless the shiftco

General information4NOTE:Select a propeller which will allow the engineto reach the middle or upper half of the oper-ating range at full throttle with