YamahaメーカーLIT-18626-06-12の使用説明書/サービス説明書
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F75D F90D May 2004–2.0 × 1 CR Printed in Japan Printed on recycled paper OWNER’S MANUAL LIT -18626-06-12 6D6-28199-10 Y AMAHA MOT OR CORPORA TION, USA U.
ZMU01690 Read this owner’ s man ual carefully bef ore operating your outboard motor ..
Important manual information EMU25100 To the owner Thank you for choosing a Yamaha outboard motor. This O wner’s Manual c ontains infor- mation needed for proper operation, mainte- nance and care. A thorough understanding of these simple instructions w ill help you obtain maximum enjo yment from your new Yamaha.
Table of contents General informa tion .................. .... 1 Identific ation num bers reco rd ...... 1 Outboa rd motor se rial n umber ....... 1 Key num ber ......... ........................... 1 Emiss ion contr ol infor matio n ....... 1 North Ameri can models .
Table of contents Procedure ................. ............ ........ 29 Trimming ou tboard mo tor ......... . 2 9 Adjusti ng trim angle ................... ... 30 Adjusti ng boat trim.......... ........... ... 31 Tilting up and do wn ..................
General informati on 1 EMU25170 Identification numbers record EMU25182 Outboard motor serial number The outboard motor serial n umber is stamped on the label attached to the port side of the clamp bracket or the upper part of the swivel bracket.
General information 2 EMU25262 Manufactured date label This label is a ttached to the c lamp bracket o r the swivel bracket. EMU25272 Star la bels Your outboard motor is labeled with a Califor- nia Air Resources Board (CARB) star label. See below for a description of you r particular label.
General informati on 3 EMU25300 Three Stars — Ultra Low Emission The three-star label identifies engin es that meet the Air Resource s Board ’ s 2008 ex- haust emission standards. Engines meeting these standards have 65% lower emissions than One Star-Low-Emission engines.
General information 4 ● Stay informed about the weather. Check weather forecasts before bo ating. Avoid boating in hazardous we ather. ● Tell someone whe re you are going: leave a Float Plan with a responsi ble person. Be sure to canc el the Float Plan when you r e- turn.
General informati on 5 your convenience only. Consult your local U.S. Coast Guard Auxiliary or Department of Motor Vehicles for a complete set of rules governing the waters in whi ch you will be us- ing your boat.
General information 6 your port (left) side. Thi s rule doesn ’ t apply if both of you will clear one another if y ou con- tinue on your set course and speed .
General informati on 7 3. In a narrow ch annel, a sailing ve ssel should not hamper the safe passage of a power-driven vesse l which can navigate only in such a chann el. Reading buoys and other markers The waters of the United states are marked for safe navigation by the lateral system of buoyage.
General information 8 EMU25540 Fueling instructions W ARNING EWM00010 GASOLINE AN D ITS VAPORS ARE HI GH- LY FLAMMABLE AN D EXPLOSIVE! ● Do not smoke when refueling, and keep away from sparks, flames , or other sources of ignition. ● Stop engine before refueling.
General informati on 9 ● Take care not to spill gasoline. If gas o- line spills, wipe it up immediately with dry rags. ● Do not overfill the fuel tank.
General information 10 tric system could perform poorly or be overloaded, causing electric system dam- age. For electric start models, choose a battery which meets the following s pecifications. EMU25711 Batter y specific ations NOTE: The engine cannot be started if battery vo lt- age is too low.
General informati on 11 For instructions on propeller removal and in- stallation, see page 50. EMU25770 Start-in-gear protection Yamaha outboard motors or Yamaha - ap- proved remote control units are equipped with start-in-gear protection device(s). This feature permits the engine t o be started only when it is in neutral .
Basic components 12 EMU25795 Main components NOTE: * May not be ex actly as shown; als o may not be included a s standard equipment on all models. EMU26180 Remote control The remote control lever actuates both the shifter and the throttle. The electrical switches are mounted on the remote co ntrol box.
Basic components 13 EMU26190 Remote control lever Moving the lev er forward from the neutral po - sition engages forward gear. Pulling the leve r back from neutral engages reverse. The en- gine will c ontinue to run at idle until the lever is moved about 3 5 ° (a detent can be felt).
Basic components 14 To increase resistance, turn the adjus ter clockwise. To decreas e resistance, turn the adjuster counterclockw ise. W ARNING EWM00030 Do not overtighten the friction adjuster. If there is too much resistance, it could be difficult to move throttle lever or grip, which could result in an accident.
Basic components 15 EMU26141 Power tr im and tilt s witch on r emote control or t iller hand le The power trim and tilt system adjusts the out- board motor angle in relation to the transom. Pressing the sw itch “” (up) trims the out- board motor up, then tilts it up.
Basic components 16 placed to be sure steering is correct. B e sure you have tightened the bolt after ad- justing the trim tab. If the boat tends to veer the left (port sid e), turn the trim tab rear en d to the port side “ A ” in the figure.
Basic components 17 EMU26460 Flushing device This device is used to cl ean the cooling wate r passages of the motor us ing a garden hose and tap water. NOTE: For details on usage, see page 40. EMU26491 Digital tachometer The tachometer shows the engine speed and has the following function s.
Basic components 18 EMU26581 Overheat warning indicator (digital type) If the engine temperature rises too high, the warning indicator will start to blink. For further information on reading the indic ator, see page 21. CAUTION: ECM00050 Do not continue to run the engine if the overheat warning indicator i s on.
Basic components 19 EMU26620 Trim met er (di gital t ype) This meter show s the trim angle of your out- board motor. NOTE: ● Memorize the trim angles that work best f or your boat u nder different conditions. Adjust the trim angle to the desired using the pow- er trim and tilt switch.
Basic components 20 EMU26700 Clock Press the “” (mode) button re peatedly until the indicato r on the face of the gauge points to “” (time). To set the clock, be sure the gauge is in the “” (time) mode. Press the “” (set) button; the hour display will begin blinking.
Basic components 21 CAUTION: ECM00870 Get back to the port soon if a warning de- vice has activated. For c harging the bat- tery, consult your Yamaha dealer. EMU26801 Warning system CAUTION: ECM00090 Do not continue to operate the engine if a warning device has activated.
Basic components 22 ● The engine sp eed will automatically de - crease to about 2000 r/min. ● The low oi l pressure warning indicator will light. ● The buzzer will soun d. If the warning system ha s activated, stop the engine as s oon as it is safe to do so.
Operation 23 EMU26901 Installation CAUTION: ECM00110 Incorrect engine height or o bstructions to smooth water flow (such as the design or condition of the boat, or accessories such as transom ladders or depth finder tr ans- ducers) can create airborne water spray while the boat is cr uising.
Operation 24 tends to occur, thus reducing the propulsion; and if the propeller tips cut the air, the engine speed will rise ab normally and ca use the en- gine to overheat. If the mounting height is too low, the water resi stance will increase and thereby reduce en gine efficiency.
Operation 25 ● Check fuel li ne connections to be s ure they are tight (if equipped Yamaha fuel tank or boat tank). ● Be sure the fuel tank is positioned on a se- cure, flat surface, and t hat the fuel line is not twisted or flattened, or likely to contact sharp objects (if equipped Yamaha fuel tank or boat tank).
Operation 26 EMU27270 Ring Free Fue l Additive Gasoline is a precis e blend of many different substances, each chosen to give certain char- acteristics. Gasol ine blends hav e been changing in rec ent years in response to con- cerns about pollution and resulting emiss ions regulations.
Operation 27 2. Attach the engine stop switch lanyard to a secure place on you r clothing, or your arm or leg. Then install the lock plate on the other end of the lanyard into the en- gine stop switch. W ARNING EWM00120 ● Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg w hile operating.
Operation 28 start the engine. The starter can also be damaged. If the engine will not start after 5 seconds of cranking, retur n the main switch to “” (on), wait 10 seconds, then crank the engine again. EMU27670 Warming up engine EMU30030 Manua l star t and elec tric st art mod els 1.
Operation 29 EMU27784 Revers e (aut omat ic revers e lock and power trim and tilt models) W ARNING EWM00190 When operating in reverse, go slowly. Do not open the throttle more than half. Other- wise the boat could become uns table, which could result in loss of c ontrol and an accident.
Operation 30 engine, and propeller. Correct trim is also af- fected by vari ables such as the lo ad in the boat, sea conditions, and running s peed. W ARNING EWM00740 Excessive trim for the operating condi- tions (either trim up or trim down) can cause boat instability and can make steer- ing the boat more difficult.
Operation 31 To raise the bow (trim-out), pres s the switch “” (up). To lower the bow (trim-in), press the switch “” (down). Make test runs with the tr im set to different an - gles to find the position tha t works best f or your boat and operating co nditions.
Operation 32 NOTE: Depending on the type of boat, the outboard motor trim angle may have little effect on the trim of the boat when operating. EMU27933 Tilting up and down If the engine will be stoppe.
Operation 33 4. Push the ti lt support knob into the clamp bracket or pu ll the til t support lever tow ard you to support the engine. W ARNING EWM00260 After til ting the outboard motor, be sure t o support it with the tilt support knob or tilt support lever.
Operation 34 EMU28060 Cruising in shallow water The outboard motor can be tilted up partially to allow operation in shallow water. EMU28090 Power trim and til t models / power tilt models The outboard motor can be tilted up partially to allow operation in shallow water.
Operation 35 Cruising in turbid water Yamaha strongly recommends that you use the optional chromium -plated water pump kit if you use the outboard motor in turbid (mud- dy) water conditions.
Maintenance 36 EMU28216 Specificatio ns Dimension: Overall length: 817 mm (32.2 in ) Overall width: 479 mm (18.9 in ) Over all hei ght L: 1582 mm (62. 3 in) Overall heigh t X: 1710 mm (67. 3 in) Transom height L: 536 mm (21.1 in ) Transom height X : 664 mm (26.
Maintenance 37 EMU28222 Transporting and storing outboard motor W ARNING EWM00690 ● Leaking fuel is a fire hazard. When trans- porting and storing the outboard motor, close the air vent s crew and fuel cock to prevent fuel from leaking. ● USE CARE w hen transporting fuel tank, whether in a boat or car.
Maintenance 38 EMU28301 Procedure EMU30001 Flushing with the flushing attachment 1. Wash the outboard motor body using fresh water. For further informatio n, see page 40. 2. Fill the fuel tank with fresh fuel and add one ounce of “ Yamaha Fuel Conditioner and Stabilizer ” (Part No.
Maintenance 39 equipped. When properly done, the en- gine will smoke exc essively and almost stall. 8. Remove the flushing attachment and wipe off any excess water. 9. Install the top cowling a nd propeller. 10. Drain the cooling water completely out of the motor.
Maintenance 40 Procedure 1. Disconnect a nd remove the battery from the boat. Always disconnect the black negative cable first to prevent the risk of shorting. 2. Clean the battery casing and terminals. Fill each cel l to the upper level with dis - tilled water.
Maintenance 41 NOTE: For cooling system flushing instruction s, see page 37. EMU28460 Chec king pain ted sur fac e of mot or Check the motor for scratches, nic ks, or flak - ing paint. Areas with damaged paint are more likely to corrode. If necessary, clean and paint the areas.
Maintenance 42 EMU30560 Maintenance chart NOTE: ● Refer to the sections in this chapter for explanations of each owner-sp ecific action. ● The maintenance cycle on thes e charts assume usage of 200 hours per year. Mainte nance frequency should be adjus ted according to usage c onditions.
Maintenance 43 NOTE: When operating in sal t water, turb id or muddy water, the engine should be flushed with clean water after each use. EMU28871 Maintenance chart (additi onal) EMU28910 NOTE: When using lead or high-s ulfur gasoline, inspe cting valve clearance may be required more fre- quently than every 500 hours.
Maintenance 44 EMU28931 Greas ing Yamaha marine grease (Water resistant grease) EMU28951 Cleaning and a djusting spark plug W ARNING EWM00560 When removing or installing a spark plug, be careful not to damage the insulator. A damaged insulator could allow exter nal sparks, which could lead to explosion or fire.
Maintenance 45 When fitting the plug, always cle an the gasket surface and use a new gas ket. Wipe off any dirt from the threads and screw in the spark plug to the correct torque. NOTE: If a torque-wrench is no t available w hen you are fitting a spark plug, a good es timate of the correct torque is 1/4 to 1/2 a turn past finger- tight.
Maintenance 46 ● If you have any question about pr operly doing this procedure, consult your Yamaha dealer. ● Do not perform this procedure on a hot or running engine. Allow the engine to cool. ● There will be f uel in the fuel filt er. Keep away from sparks, cigarettes, flames or other sources of ignition.
Maintenance 47 CAUTION: ECM00490 This procedure must be performed while the outboard motor is in the water. A flush- ing attachment or test tank can be used.
Maintenance 48 3. Put a new gas ket on the oil drain s crew. Apply a light coat of oil to the gasket and install the drain screw. NOTE: If a torque wrench is not available when you are installing the drai n screw, fi nger tighten the screw just until the gasket com es into con- tact with the surface of the drain hole.
Maintenance 49 7. Dispose of used oil acc ording to local regulations. NOTE: ● For more information on the disposal of used oil, consult your Yamaha dealer. ● Change the oil mo re often when operating the engine under adverse conditions such as extended trolling.
Maintenance 50 NOTE: Consult your Yamaha dealer if any operation is abnormal. EMU29171 Checking propeller W ARNING EWM00321 You could be seriously injured if the en- gine accidentally starts when you are near the propeller. ● Before inspecting, removing, or install- ing the propeller, remove the spark plug caps from the spark plugs.
Maintenance 51 EMU29193 Removing the propel ler 1. Straighten the cotter pin and pull it out us- ing a pair of pliers. 2. Remove the propeller nut, washer, and spacer (if equipped).
Maintenance 52 NOTE: If the magnetic gear oil drain screw equipped: remove all metal particles from the screw be- fore installing it. 4. Remove the oi l level plug to a llow the oil to drain completely. CAUTION: ECM00710 Inspect the used oil after it has been drained.
Maintenance 53 EMU29320 Chec king bat tery (for electri c s tart models) W ARNING EWM00330 Battery electrolytic fluid is dangerous; it contains sulfuric acid and therefore is poi- sonous and highly caustic.
Maintenance 54 2. Always kee p the battery in a good state of charge. Installing a voltmeter will help you monitor your battery. If you will not use the boat for a mo nth or more, remove the battery from the boat a nd store it in a cool, dark pla ce. Completely recharge the battery before using it.
Maintenance 55 tom can be c oated with an anti-foulin g paint approved for your area to inhibit marine growth. Do not use anti-fouling paint which includes copper or graphite.
Trouble Recovery 56 EMU29422 Troubleshooting A problem in the fuel, compression, or ignition systems can cause poor starting, loss of pow - er, or other problems. This section describes basic checks and possible remedies , and cov- ers all Yamaha outbo ar d motors.
Trouble Recovery 57 A. Check for pinched or kinked fuel li ne or oth- er obstructions in fuel system . Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Have ignition parts fail ed? A.
Trouble Recovery 58 Q. Is load on boat improperly dis tributed? A. Distribute load to pl ace boat on an even plane. Q. Is water pump or thermostat faulty? A. Have serviced by a Yamaha dealer. Q. Is there excess water in fuel filter cup? A. Drain filter cup.
Trouble Recovery 59 A. Inspect spark plug and replace it with rec- ommended type. Q. Is high press ure fuel pump driv e belt bro- ken? A. Have serviced by a Yamaha dealer. Q. Is engine not responding properly to shift lever position? A. Have serviced by a Yamaha dealer.
Trouble Recovery 60 EMU29520 Power trim and tilt wil l not operate If the engine c annot be tilted up or down with the power trim and tilt/ the pow er tilt because of a discharged battery or a failure with the power trim and tilt unit/the power tilt, the en- gine can be tilted manually .
Trouble Recovery 61 ● Avoid accidentally pulling the lanyard during normal operation. Loss of engine power means the loss of most steering control. Also, without engine power, the boat could slow rapidly. This could cause people and objects in the boat to be thrown forward.
Trouble Recovery 62 EMU29760 Treatment of submerged motor If the outboard motor is submerged, i mmedi- ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immedia te- ly. If you cannot immediately take the outboard motor to a Yamaha dealer, follow the proce - dure below in order to m inimize engine dam - age.
Consumer information 63 EMU29811 Important warranty information f or U.S.A. and Canada U6D610E0.book Page 63 Tuesday, April 20, 2004 1:52 PM.
Consumer information 64 U6D610E0.book Page 64 Tuesday, April 20, 2004 1:52 PM.
Consumer information 65 EMU29830 YAMAHA MOTOR CORPORATION, U .S.A. FOUR-STROKE OUTBOARD MOTOR THREE-YEAR LIMITED WARRANTY U6D610E0.book Page 65 Tuesday, April 20, 2004 1:52 PM.
Consumer information 66 U6D610E0.book Page 66 Tuesday, April 20, 2004 1:52 PM.
Consumer information 67 EMU29840 IMPORTANT WARRANTY INFORMA TION IF YOU USE YOUR YAMAHA OUTSIDE U.S.A. OR CANADA U6D610E0.book Page 67 Tuesday, April 20, 2004 1:52 PM.
F75D F90D May 2004–2.0 × 1 CR Printed in Japan Printed on recycled paper OWNER’S MANUAL LIT -18626-06-12 6D6-28199-10 Y AMAHA MOT OR CORPORA TION, USA U.
YAMAHA MOTOR CO., LTD. MADE IN JAPAN PAYS D'ORIGINE JAPON OUTBOARD MOTOR W ARRANTY REGISTRA TION ENREGISTREMENT DE LA GARANTIE DU MO TEUR HORS-BORD Please complete and mail this card. This information is necessary to accurately register your unit for warranty .
PLACE POST AGE HERE A T TN: W ARRANT Y DEP ARTMENT Warranty card 2/27/02 11:47 AM Page 2.
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