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Manual Yamaha F250 LF250

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  • Yamaha F250 LF250 - page 1

    F250 LF250 OWNER’S MANUAL LIT -18626-06-80 6P2-28199-12 U.S.A.Edition ...

  • Yamaha F250 LF250 - page 2

    ZMU01690 Read this owner ’ s manual carefully be fore operating your outboa rd motor. U6P212E0.book Page 1 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 3

    Important manual information EMU31280 To the owner Thank you for choosing a Yamaha outboard motor. This O wner’s Manual contains 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. If you have any ques tion about the ...

  • Yamaha F250 LF250 - page 4

    Table of contents General informa tion .................. .... 1 Identific ation num bers re cord ...... 1 Outboa rd motor se rial number ....... 1 Key num ber ......... ................. .......... 1 Emiss ion contr ol in formatio n ....... 1 North Ameri can models ........ .......... 1 Star labe ls ...................... ................ 2 Safety ...

  • Yamaha F250 LF250 - page 5

    Table of contents Operating engine .......... ............ . 3 1 Feeding fuel.............. ................. ... 31 Starting e ngine ......... ................. ... 31 Warmin g up en gine ............ ....... 33 Manual start and electric start models ............. ................. ........ 33 Shifting ..... ............. ............. ....... 3 4 ...

  • Yamaha F250 LF250 - page 6

    Table of contents Consumer information .............. .. 7 0 Importan t warrant y info rmation for U.S.A. an d Canada .......... . 70 YAMAHA MOTOR CORPORATION, U.S.A. FOUR-STROKE OUTB OARD MOTOR THREE-YEAR LIMITED WA RRANTY ........... 7 2 IMPORTANT WARRANTY INFORMATION IF Y OU USE YOUR YAM AHA OUTSI DE THE USA OR CANADA .. ....... 74 U6P212E0.book ...

  • Yamaha F250 LF250 - page 7

    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. Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts fr ...

  • Yamaha F250 LF250 - page 8

    General information 2 EMU25262 Manufactured date label This label is a ttached to the clamp bracket or 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. EMU25280 One Star — Low Emission The one-star label id ent ...

  • Yamaha F250 LF250 - page 9

    General informati on 3 EMU25300 Three Stars — Ultra Low Emission The three-star label identifies engines 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. EMU25362 Safe ty inf ormati on ● Before mounting or operating the outboa ...

  • Yamaha F250 LF250 - page 10

    General information 4 ● Know the marine laws and regulations where you will b e boating — and obey them. For basic boating rules, see “ Rules of the road ” on page 5. ● 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 wi ...

  • Yamaha F250 LF250 - page 11

    General informati on 5 EMU25413 Label (counter rotation models) W ARNING EWM01281 Use only a counterclockwise rotation pro- peller with this engine. Counterclockwise propellers are marked with a letter “ L ” after the size indication. The wrong type of propeller could cause the boat to go in an unexpe cted direction, which could lead to an acci ...

  • Yamaha F250 LF250 - page 12

    General information 6 Crossing: (you are t raveling across the other vessel ’ s path) Overtaking: (you are passing or being passed by another vess el) In the following illustration, your boat is in the center. You shoul d give the right-of-way to any vessels shown in white area (you are the Give-Way vesse l). Any vessels in the shaded area must y ...

  • Yamaha F250 LF250 - page 13

    General informati on 7 vessels, the op erator should sou nd a pro- longed blast on the whistle (4 to 6 seconds). I f another vessel is around the bend, it too should sound the w histle. Even if no reply is heard, however, the vessel s hould still pro- ceed around the bend with caution. If you nav- igate such waters with yo ur boat, you will need to ...

  • Yamaha F250 LF250 - page 14

    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. ● Refuel in a well-ventilated a rea. Refuel portable fuel tanks off the boat. ZM ...

  • Yamaha F250 LF250 - page 15

    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. ● Tighten the filler cap securely after refu- eling. ● If you should swallow some gasoline, in- hale a lot of gasoline vapor, or get gas o- line in your eyes, get im mediate medical attentio ...

  • Yamaha F250 LF250 - page 16

    General information 10 EMU25700 Battery requireme nt CAUTION: ECM01060 Do not use a battery that does not meet the specified capacity. If a batter y which does not meet specifications is used, the elec- tric system could perform poorly or be overloaded, causing electric system dam- age. For electric start models, choose a battery which meets the fo ...

  • Yamaha F250 LF250 - page 17

    General informati on 11 For instructions on propeller removal and in - stallation, see page 57. 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 to be started only w hen it is in neutral . Always select neutral be ...

  • Yamaha F250 LF250 - page 18

    Basic components 12 EMU25796 Main components NOTE: * May not be ex actly as shown; also may not be included as stand ard 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. 1. T op cowling 2. Anti -cavitation pl ate 3. ...

  • Yamaha F250 LF250 - page 19

    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 c an be felt). Moving the lever farther opens the throttle, and the engine will ...

  • Yamaha F250 LF250 - page 20

    Basic components 14 NOTE: The neutral throttle lever will operate only when the rem ote control lever is i n neutral. The remote control lever will operate only when the neutral throttle le ver is in the closed position. EMU26232 Free acce lerat or To open the throttle without shifting into eithe r forward or reverse, p ush the free accel erator bu ...

  • Yamaha F250 LF250 - page 21

    Basic components 15 When constant speed is desired, tighten the adjuster to maintain the de sired throttle set- ting. EMU25990 Engine stop lanyard switch The lock plate must be attached to the engine stop switch for the engine to run. The lanyard should be attache d to a secure pl ace on the operator ’ s clothing, or arm or leg. Should the operat ...

  • Yamaha F250 LF250 - page 22

    Basic components 16 With the main switch i n the “” (start) po- sition, the starter motor turns to start the en- gine. When the ke y is released, it returns automatically to the “” (on) position. EMU26141 Power tr im and tilt switch on remote control or t iller hand le The power trim and tilt system adjusts the out- board motor angle in rel ...

  • Yamaha F250 LF250 - page 23

    Basic components 17 NOTE: For instructions on using the power trim and tilt switch, see page 37. EMU26161 Power tr im and ti lt switche s (twin binnacle type) The power trim and tilt system adjusts the out- board motor angle in relation to the transom. Pushing the switch “” (up) trims the out- board motor up, then tilts it up. Pressing the swit ...

  • Yamaha F250 LF250 - page 24

    Basic components 18 EMU26340 Tilt support lever for power trim and tilt or hydro tilt model To keep the outbo ard motor in the tilted up po- sition, lock the tilt support leve r to the clamp bracket. EMU26382 Top cowling loc k lever (pull up type) To remove the engine top cowling, pull up the lock lever(s) a nd lift off the cowling. When in- stalli ...

  • Yamaha F250 LF250 - page 25

    Basic components 19 EMU26491 Digital tachometer The tachometer shows the engine speed and has the following function s. NOTE: All segments of the display will light momen- tarily after the m ain switch is turned on and will return to normal thereafter. NOTE: The water separator and engine trouble warn- ing indicators only operate whe n the engine i ...

  • Yamaha F250 LF250 - page 26

    Basic components 20 EMU26600 Speedo meter (dig ital type) This gauge shows the b oat speed. NOTE: After the main switch is first turned on, all seg- ments o f the display come on as a test. After a few seconds, the gaug e will change to nor- mal operation. Watch th e gauge when turning on the main swi tch to make sure all seg ments come on. NOTE: T ...

  • Yamaha F250 LF250 - page 27

    Basic components 21 EMU26650 Hour meter (digital type) This meter shows the nu mber of hours the en- gine has been run. It can be set to show the total number of ho urs or the nu mber of hours for the current trip. The displa y can also be turned on and off. ● Changing the display format Pressing the “” (mode) button chang- es the display for ...

  • Yamaha F250 LF250 - page 28

    Basic components 22 NOTE: The clock op erates on battery power. Discon- necting the battery will stop the c lock. Reset the clock after connecting the battery . EMU26710 Fuel gauge The fuel level is indicated by eight se gments. When all segments are showing, the fuel tank is full. CAUTION: ECM00860 The Yamaha fuel tank sensor differs fr om convent ...

  • Yamaha F250 LF250 - page 29

    Basic components 23 EMU26740 Fuel manageme nt meter The fuel management meter shows the state of the fuel consumption while the engine is running. NOTE: After the main switch is first turned on, all seg- ments o f the display come on as a test. After a few seconds, the gaug e will change to nor- mal operation. Watch th e gauge when turning on the m ...

  • Yamaha F250 LF250 - page 30

    Basic components 24 ● The fuel consumption meter and fuel econ - omy meter will indicate th e same unit of measurement. EMU26760 Fuel consumption me ter This gauge displays the total amount of fuel consumed since the ga uge was last reset. Press the “” (mode) button repeatedly until the indicato r on the face of the gauge points to total “? ...

  • Yamaha F250 LF250 - page 31

    Basic components 25 Press the “” (mode) button repeatedly until the indicato r on the face of the gauge points to “” (synchronize r). NOTE: If the two engines ’ sp eeds are not synchro - nized while cruising, they can be synchro - nized by adjusting trim angl e or throttle. EMU26791 Water separator warning indicator This indicator wil l b ...

  • Yamaha F250 LF250 - page 32

    Basic components 26 ● The buzzer will soun d. If the warning system ha s activated, stop the engine and check the c ooling water i nlet for clogging. NOTE: Dual engine drive users : Should the overheat warning system of one engine activate, the engine will slow d own and the buzzer will sound. This will cause the other engine to s low down and th ...

  • Yamaha F250 LF250 - page 33

    Basic components 27 CAUTION: ECM00100 Do not continue to run the engine if the low oil pressure war ning indicator is on. Serious engine damage could occur. U6P212E0.book Page 27 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 34

    Operation 28 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. Severe engine damage may result if the motor is oper at- ...

  • Yamaha F250 LF250 - page 35

    Operation 29 EMU26930 Mounting height (boat bottom) To run your boat at optimum efficiency, the water resistance (drag) of the boat and out- board motor must be made as little as possi- ble. The mounting height of the outboard motor greatly affec ts the water resistance. If the mounting height is too high, cavitation tends to occur, thus reducing t ...

  • Yamaha F250 LF250 - page 36

    Operation 30 EMU27102 Preoperation checks W ARNING EWM00080 If any item in the preoperation check is not working properly, have it inspected and repaired before operating the outboard motor. Otherwise an accident could occur. CAUTION: ECM00120 Do not start the engine out of water. Over- heating and serious engine damage can occur. EMU27111 Fuel ● ...

  • Yamaha F250 LF250 - page 37

    Operation 31 3. Securely cl ose the cap after filling the tank. Wipe up any spilled fue l. EMU27270 Ring Free Fue l Additiv e Gasoline is a precis e blend of many different substances, each chosen to give certain c har- acteristics. Gasol ine blends have been changing in rec ent years in respo nse to con - cerns about pollution and resulting emissi ...

  • Yamaha F250 LF250 - page 38

    Operation 32 NOTE: The start-in-gear protection device prevents the engine from starti ng except when in neu- tral. 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 ...

  • Yamaha F250 LF250 - page 39

    Operation 33 4. Turn the main s witch to “” (start), and hold it for a maximum of 5 s econds. 5. Immediately after the engine starts, re- lease the main switc h to return it to “” (on). CAUTION: ECM00191 ● Never turn the main switch to “” (start) while the engine is running. ● Do not keep the starter motor turning for more than 5 se ...

  • Yamaha F250 LF250 - page 40

    Operation 34 hole is blocked. Consult your Yamaha dealer if the problem cannot be located and corrected. ● If the cooling passage is frozen, it may take awhile for water to start flowing out of the pilot hole. EMU27740 Shifting W ARNING EWM00180 Before shifting, make sure there are no swimmers or obstacles in the water near you. CAUTION: ECM00220 ...

  • Yamaha F250 LF250 - page 41

    Operation 35 Remote control models Pull up the neutral interlock trig ger (if equipped) and move the remote control leve r quickly and firmly from neu tral to reverse. EMU27820 Stopping engine Before stopping the engine, first let it cool o ff for a few minutes at idle or low speed. Stop- ping the engine im mediately after operating at high speed i ...

  • Yamaha F250 LF250 - page 42

    Operation 36 engine, and propeller. Correct trim is also af- fected by vari ables such as the load 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. This increases the possibility o ...

  • Yamaha F250 LF250 - page 43

    Operation 37 EMU27911 Adjusting boat trim When the boat is on plane, a bow-up attitude results in less drag, greater stability and effi- ciency. This is generally w hen the keel line of the boat is up about 3 to 5 degrees. With the bow up, the boat may have a greater tenden- cy to steer to one side or the other. Compen - sate for this as you steer. ...

  • Yamaha F250 LF250 - page 44

    Operation 38 connect the fuel line if the outboard mo- tor is equipped with a fuel joint. Otherwise fuel may leak. CAUTION: ECM00990 ● Before tilting the outboard motor, follow the procedure under “ Stopping engine ” in this chapter. Never tilt the outboard motor while the engine is running. Se- vere damage from overheating can re- sult. ● ...

  • Yamaha F250 LF250 - page 45

    Operation 39 W ARNING EWM00260 After til ting the outboard motor, be sure t o support it with the tilt support knob or tilt support lever. Otherwise the outboard mo- tor could fall back down suddenly if oil in the power trim and tilt unit loses pressure. 5. Models equi pped with trim rods : Once the outboard motor is supported with the tilt support ...

  • Yamaha F250 LF250 - page 46

    Operation 40 EMU28060 Cruising in shallow water The outboard motor can be tilted up partially to allow operation in shallow water. EMU30710 Power trim and til t models / power tilt models The outboard motor can be tilted up partially to allow operation in shallow water. W ARNING EWM00660 ● Place the gear shift in neutral before set- ting up for s ...

  • Yamaha F250 LF250 - page 47

    Operation 41 3. To return the outboard motor to the nor- mal running positio n, press the power trim / tilt sw itch and slowly tilt the out- board motor down. EMU28191 Cruising in other conditions Cruising in salt water After operating in salt water, wash out the cooling water passages with fresh water to prevent them from becoming c logged with sa ...

  • Yamaha F250 LF250 - page 48

    Maintenance 42 EMU28217 Specificatio ns Dimension: Overall length: 892 mm (35.1 in ) Overall width: 634 mm (25.0 in ) Overall heigh t X: 1829 mm (72. 0 in) Overall heigh t U: 1956 mm (77. 0 in) Transom height X : 643 mm (25.3 in ) Transom height U : 770 mm (30.3 in ) Weight (w itho ut propeller ) X: 274. 0 kg (6 04 lb) Weight (w itho ut propeller ) ...

  • Yamaha F250 LF250 - page 49

    Maintenance 43 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. ● DO NOT fill fuel container to maximum ...

  • Yamaha F250 LF250 - page 50

    Maintenance 44 EMU28301 Procedure EMU30740 Flushing with the flushing attachment 1. Wash the outboard motor body using fresh water. For further informatio n, see page 47. 2. Fill the fuel tank with fresh fuel and add one ounce of “ Yamaha Fuel Conditioner and Stabilizer ” (Part No. LUB-FUELC-12- 00) to each gallon of fuel. NOTE: The use of “ ...

  • Yamaha F250 LF250 - page 51

    Maintenance 45 6. Run the engine at a fast idle for a few minutes in neutra l position while supply- ing fresh water. 7. Just prior to turning off the en gine, quickly spr ay “ Yamaha Stor-Rite Engine Fogging Oil ” (Part No. LUB-STR RT-12-00) alter- nately into the intake s ilencer or the fog- ging hole of the silenc er cover, if equipped. When ...

  • Yamaha F250 LF250 - page 52

    Maintenance 46 Batteries vary among m anufacturers. There- fore the following procedures may not always apply. Consult your battery manufacturer ’ s in - structions. 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 termi ...

  • Yamaha F250 LF250 - page 53

    Maintenance 47 cause serious overheating. Be sure the connector is tightened securely on the fit- ting after flushing the engin e. NOTE: ● When flushing the engine with the boat in the water, tilting up the outboard motor until it is completely out of the water will achieve better results. ● For cooling system flushing instructions, see page 43 ...

  • Yamaha F250 LF250 - page 54

    Maintenance 48 EMU30562 Maintenance chart NOTE: ● Refer to the sections in this chapter for explanations of each owner-specific a ction. ● The maintenance cycle on thes e charts assume usage of 200 hours per year and regular flushing of the cooling water passages. Main tenance frequency should b e adjusted accord- ing to usage conditions. ● D ...

  • Yamaha F250 LF250 - page 55

    Maintenance 49 EMU28874 Maintenance chart (additi onal) Throttle link / throttle cable / throttle pic k-up timing Inspection / ad justment W ater pump Inspection / replace- ment Engine oil Inspection / change Oil filter (car tr idge) Change Spark plug(s) Cleaning / adjustment / replacement Timing belt Inspection / r eplace- ment Item Actions Every ...

  • Yamaha F250 LF250 - page 56

    Maintenance 50 EMU28931 Greas ing Yamaha marine grease (Water resistant grease) U6P212E0.book Page 50 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 57

    Maintenance 51 EMU30770 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. CAUTION: ECM01510 ● Do not use any tools to remove or install the spark plug cap, otherwise the igni ...

  • Yamaha F250 LF250 - page 58

    Maintenance 52 5. 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. NOTE: If a torque-wrench is not av ailable when you are fitting a spark plug, a good es timate of the correct torque is 1/4 to 1/2 a turn past fin ger- tight. Have the s ...

  • Yamaha F250 LF250 - page 59

    Maintenance 53 ● Fuel system parts leaka ge ● Fuel line joint leakage ● Fuel line cracks or other damage ● Fuel connector leakage EMU28980 Inspe ctin g fu el fil ter W ARNING EWM00310 Gasoline is highly flammable, and its va- pors are flammable and explosive. ● If you have any question about pr operly doing this procedure, consult your Ya ...

  • Yamaha F250 LF250 - page 60

    Maintenance 54 EMU29084 Changing engine oil W ARNING EWM00760 ● Avoid draining the engine oil immediate- ly after stopping the engine. The oil is hot and should be handled with ca re to avoid burns. ● Be sure the outboard motor is se curely fastened to the transom or a stable stand. CAUTION: ECM01240 Change the engine oil after the first 10 hou ...

  • Yamaha F250 LF250 - page 61

    Maintenance 55 4. Start the engine and watch to make sure the low oil press ure warning indicator turns off. Make sure that there are no oil leaks. CAUTION: ECM00680 If the low oil pr essure warning indicator does not turn off or if there are oil leaks, stop the engine and find the cause. Con- tinued operation with a problem co uld cause severe eng ...

  • Yamaha F250 LF250 - page 62

    Maintenance 56 NOTE: ● If a to rque wrench is not available when you are installing the drain s crew, finger tighten the screw jus t until the gasket comes into contact with the surface of the drain hole. Then tighten 1/4 to 1/2 turn more. Tighten the drain screw to the correct torque with a torque wrench as soon as possible. ● Apply grease to ...

  • Yamaha F250 LF250 - page 63

    Maintenance 57 5. Check that the tilt rod and trim rods are free of corrosion or other flaws. 6. Activate the tilt-down switch until the trim rods have retracte d completely i nto the cylinders. 7. Activate the trim-up switch until the tilt rod is fully extended. Unlock the tilt support lever. 8. Tilt the outboard motor down. Check that the tilt ro ...

  • Yamaha F250 LF250 - page 64

    Maintenance 58 ● Check the splines / shear pi n for wear or damage. ● Check for fish li ne tangled around the pro- peller shaft. ● Check the propel ler shaft oil seal for dam- age. NOTE: If the shear pin equipped: it is des igned to break if the propeller hits a hard underwater obstacle to help protect the propeller and drive mechanism. The p ...

  • Yamaha F250 LF250 - page 65

    Maintenance 59 1. Apply Yamaha ma rine grease or a corro- sion resistant grease to the propelle r shaft. 2. Install the thrust washer and propeller on the propeller shaft. 3. Install the spacer and washer. Tighten the propeller nut to the specified torque. 4. Align the propeller n ut with the propeller shaft hole. Insert a new c otter pin in the ho ...

  • Yamaha F250 LF250 - page 66

    Maintenance 60 6. When the oil begins to flow out of the oil level plug hole, insert and tighten the oil level plug. 7. Insert and tighten the gear oil drain scre w. EMU29312 Inspecting and replacing anode(s) Yamaha outboard motors are p rotected from corrosion by s acrificial anodes. Inspect the external anodes periodic ally. Remove sc ales from t ...

  • Yamaha F250 LF250 - page 67

    Maintenance 61 ● Drink large quantities of water or milk followed by milk of m agnesia, beaten egg, or vegetable oil. Get immediate medical attention. Batteries also generate explosive hydr o- gen gas; therefore, you should always fol- low these preventive measures: ● Charge batteries in a well-ventilated ar- ea. ● Keep batteries away from fi ...

  • Yamaha F250 LF250 - page 68

    Maintenance 62 ● The electrical contacts of the battery and cables must be clean and properly connected, or the battery will not start the engine. Connect the RED battery cable to the POSI- TIVE (+) terminal first. Then conn ect the BLACK battery cable to the NEGATIVE (-) ter- minal. Connecting an acce ssory battery (optional) 1. Remove the acc e ...

  • Yamaha F250 LF250 - page 69

    Maintenance 63 EMU29400 Coating the boat bottom A clean hull improves boat performance. The boat bottom should be kept as clean of marine growth as possible. If nece ssary, the boat bot- 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. Th ...

  • Yamaha F250 LF250 - page 70

    Trouble Recovery 64 EMU29424 Troubleshooting A problem in the fuel, compression, or ignition systems can cause poor starting, los s of pow- er, or other problems. This section describes basic checks and possible remedies, and cov - ers all Yamaha outbo ard motors. Therefore some items may not ap ply to your model. If your outboard motor requires re ...

  • Yamaha F250 LF250 - page 71

    Trouble Recovery 65 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. Have serviced by a Yamaha dealer. Q. Has warning system activated? A. Find and correct ...

  • Yamaha F250 LF250 - page 72

    Trouble Recovery 66 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. Engine power loss. Q. Is propeller damaged? A. Have propeller repaired or replaced. Q. Is pr ...

  • Yamaha F250 LF250 - page 73

    Trouble Recovery 67 A. Connect corr ectly. Q. Is heat range of spark plug incorrect? A. Inspect spark plug and replace it with rec- ommended type. Q. Is high press ure fuel pump drive 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. Engine vibrates ...

  • Yamaha F250 LF250 - page 74

    Trouble Recovery 68 EMU29471 Replacing fuse If a fuse has b lown, remove the e lectrical cov- er, open the fuse holder and remove the fuse with a fuse puller (if equipped). Replace it with a spare one of the proper amperage. W ARNING EWM00630 Be sure to use the specified fuse. An in- correct fuse or a piece of wire could allow excessive current flo ...

  • Yamaha F250 LF250 - page 75

    Trouble Recovery 69 EMU29522 Power tr im and ti lt / power tilt wil l not operate If the engine c annot be tilted up or down with the power trim and tilt / the power t ilt because of a discharged battery or a failure with the power trim and til t unit / the power tilt unit, the engine can be tilted manually . 1. Loosen the manu al valve s crew by t ...

  • Yamaha F250 LF250 - page 76

    Consumer information 70 EMU29811 Important warranty information f or U.S.A. and Canada U6P212E0.book Page 70 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 77

    Consumer information 71 U6P212E0.book Page 71 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 78

    Consumer information 72 EMU29830 YAMAHA MOTOR CORPORATION, U .S.A. FOUR-STROKE OUTBOARD MOTOR THREE-YEAR LIMITED WARRANTY U6P212E0.book Page 72 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 79

    Consumer information 73 U6P212E0.book Page 73 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 80

    Consumer information 74 EMU29841 IMPORTANT WARRANTY INFORMA TION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA U6P212E0.book Page 74 Monday, June 6, 2005 4:23 PM ...

  • Yamaha F250 LF250 - page 81

    May 2005–2.4 × 1 CR Printed in Japan Printed on recycled paper Y AMAHA MOT OR CORPORA TION, USA ...

  • Yamaha F250 LF250 - page 82

    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 . V euillez signer ci-dessous pour attester que le montage et l’inspection ont ét? ...

  • Yamaha F250 LF250 - page 83

    PLACE POST AGE HERE A T TN: W ARR ANT Y DEP ARTMENT Warranty card 2/27/02 11:47 AM Page 2 ...

Manufacturer Yamaha Category Automobile

Documents that we receive from a manufacturer of a Yamaha F250 LF250 can be divided into several groups. They are, among others:
- Yamaha technical drawings
- F250 LF250 manuals
- Yamaha product data sheets
- information booklets
- or energy labels Yamaha F250 LF250
All of them are important, but the most important information from the point of view of use of the device are in the user manual Yamaha F250 LF250.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Yamaha F250 LF250, service manual, brief instructions and user manuals Yamaha F250 LF250. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Yamaha F250 LF250.

Similar manuals

A complete manual for the device Yamaha F250 LF250, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Yamaha F250 LF250 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Yamaha F250 LF250.

A complete Yamaha manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Yamaha F250 LF250 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Yamaha F250 LF250, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Yamaha F250 LF250, that we can find in the current document
3. Tips how to use the basic functions of the device Yamaha F250 LF250 - which should help us in our first steps of using Yamaha F250 LF250
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Yamaha F250 LF250
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Yamaha F250 LF250 in a specific country, if it was not possible to solve the problem on our own.

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Tejmaljain

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