Manuale d’uso / di manutenzione del prodotto F8A del fabbricante Yamaha
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F6A/F8A/T8A Printed on recycled paper OWNER’S MANUAL F6A F8A T8A LIT-18626-04-81 U.S.A.Edition Printed in Japan June 2001—0.8 × 1 CR 68T-28199-13 (F6AMH, F8CMH, FT8DEHP, FT8DWH, FT8DEP) Y AMAHA M.
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E EMU01449 T O THE O WNER Thank you f or choo sing a Y amaha outboard motor . This Owner’ s man ual contain s inf or- mation needed for proper operation, mainte- nance and care. A thorough understanding of these simple instr uctions will h elp you obtain maximum enjoyment from y our new Y amaha.
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E EMU00003 CONTENTS READ THIS O WNER ’ S MANU AL CAREFULL Y BEFORE OPERA TING Y OUR OUTBO ARD MO T OR. GENERAL INFORMA TION 1 B ASIC COMPONENTS 2 OPERA TION 3 MAINTENANCE 4 TR OUBLE RECO VER Y 5 INDEX 6 U68T13.
U68T13.book Page 2 Wednesday, Aug ust 8, 2001 12:37 PM.
E 1 EMU00004 Chapter 1 GENERAL INFORMA TION IDENTIFICATION NUMBERS RECORD .. 1-1 Outboard motor serial number ...... .......... 1-1 Key number ................ ................ ............. 1-1 EMISSION CONTROL INFORMATION .... 1-2 North american models.
1-1 E EMU00005 IDENTIFICA TION NUMBERS RECORD EMU00007 OUTBO ARD MO TOR SERIAL NUMBER The outboard moto r serial number is stamped on the label attached to the por t side of the clamp-brack et.
1-2 E EMU01385 EMISSION CONTR OL INFORMA TION EMU01444 NORTH AMERICAN MODELS This engine conforms to U .S. Environmental Protection Agency (EP A) regu lations f or marine SI engines. See the label affixed to your engine f or detail s. Appr ov al label of Emission contr ol cer tif- icate This label is attached to the bottom cowling.
1-3 E EMU01389 ST AR LABELS Y our outboard motor is labeled with a Cali- f or nia Air Resources Board (CARB) star label. See below f or a descri ption of your par tic ular label. 1 Star label One Star - Low Emission The one-star label identifies engines th at meet the Air Resources Board ’ s 2001 e xhaust emission standards.
1-4 E EMU00917 SAFETY INFORMA TION ● Bef ore mounting o r operating the out- board motor , read th is entire manual. Reading it should give y ou an under- standing of the motor and its operation. ● Bef ore operating the boat, read any owner ’ s or operat or ’ s manuals supplied with it and all labels.
1-5 E ● When a swimmer is in the water near y ou shift into neutral and shut o ff the engine. ● Be inf or med about boating sa f ety . Addi- tional publications and information can be obtained fro.
1-6 E EMU00014 IMPOR T ANT LABELS W ARN ING LABELS 1 2 CA UTION LABELS 3 U68T13.book Page 6 Wednesday, Aug ust 8, 2001 12:37 PM.
1-7 E EMU00015 B ASIC BO A TING RULES (Rules of the r oad) Just as there are rules which apply when you are driving on streets and high ways , there are waterwa y r ules whi ch apply when you are driving your boat. These r ules are used inter nationally , and are also enforced by the United States Coast Guard and local agencies.
1-8 E RULES WHEN ENCOUNTERING VESSELS There are three main situations which you ma y encounter with other vessels which could lead to a col lision unless the Steer ing Rules are f ollowed: Meeting (yo.
1-9 E other ve ssel is expected to maintain its course and speed. Y ou must sta y out of its wa y until you are clear of it. Like wi se, if another vessel is passing y ou, you should maintain your speed and direction so th at the other vessel can steer itself around y ou.
1-10 E Remember , markings may v ar y by geo- graphic location. Alwa ys con sult local boat- ing author ities bef ore drivi ng your boat in unf amiliar waters .
1-11 E EMU00016 FUELING INSTR UCTIONS W ARNING @ GASOLINE AND ITS V APORS ARE HIGHL Y FLAMMABLE AND EXPLOSIVE! ● Do not smoke when refueling, and keep awa y from sparks, flames, or other sour ces of ignition. ● Stop engine before refueling. ● Refuel in a well-ventilated area.
1-12 E EMU00025 GASOLINE (PETR OL) If knocking or pinging occurs, use a diff erent brand of gasoline or premium unle aded fuel. If unleaded gasoline i s not av aila ble , then leaded regular gasoline can be used. If leaded gasoline is usually used, en gine valv es and related par ts should be inspected after ev er y 300 hours of opera- tion.
1-13 E EMU01149 ENGINE OIL Recommended engine oil; Use a combina- tion of corresponding SAE and API shown in the char t belo w; CA U TION: @ All fo ur-str oke engines are shipped fr om the factory without engine oil.
1-14 E EMU01430 ¯ B A TTER Y REQUIREMENT CA U TION: @ Do not use a battery that does not meet the specified capacity . If a batter y which differ s fro m the specification is used, th e electrical system may perform poorly or be overloaded, causing electrical sys- tem damage .
1-15 E EMU01395 PR OPELLER SELECTION The performance of your outboard motor will be critically affected b y your choice of pro- peller , as an incorrect choice could adversely aff ect performance and cou ld also seriously da mage the motor . Engine speed depends on the propel ler size and boat load.
1-16 E 1 Propeller diameter (in inches) 2 Propeller pitch (in inches) 3 T ype of propeller (propeller mark) Refer to the section “ CHECKING PROPEL- LER ” f or instructions on propeller remov al and installation.
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2 E EMU00037 Chapter 2 B ASIC COMPONENTS MAIN COMPONENTS ................... ............. 2-1 OPERATIONS OF CONTROLS AND OTHER FUNCTIONS ............. ................. .... 2-3 Fuel tank ................... ................. ............... 2-3 Choke knob .
2-1 E EMU01206 MAIN COMPONENTS 1 T op cowling 2 T op cowling loc k le ver 3 Anti-cavitation plate * 4 Propeller 5 Cooling water inlet 6 Oil drain bolt 7 T rim angle adjusting rod 8 Clamp brac ket 9 Re.
2-2 E 1 T op cowling 2 T op cowling loc k le ver 3 Anti-cavitation plate 4 Propeller 5 Cooling water inlet 6 Oil drain bolt 7 T rim angle adjusting rod 8 Clamp brac ket * 9 P ower tilt switch * 0 Reco.
2-3 E EMU00039 OPERA TIONS OF CONTROLS AND O THER FUNCTIONS EMU01465 FUEL T ANK If your model included a por table fuel tank, its par ts and function s are as f ollows .
2-4 E EMU00057 Tiller control model CHOKE KNO B Pulling out this kn ob (setting it to ON) sup- plies a r ich mixture required to star t the engine. EMU00059 RECOIL ST ARTER HANDLE (If equipped ) Pull the handle gently until resistance is felt. Then vigorously pull th e handle straight out to crank the engine to star t it.
2-5 E EMU01122 ¯ MUL TIFUNCTION TILLER HAN DLE The tiller handle centralized most of func- tions f or the outboard motor operation. 1 Tiller handle 2 Gear shift le ver 3 Throttle contr ol grip 4 Thro.
2-6 E EMU00081 Thr ottle contro l grip The throttle control gr ip is on the tiller han- dle. T ur n the grip counterclockwise to increase speed and clockwise to decrease speed. EMU00082 Thr ottle Indicator The fuel consumption cur ve on the throttle indicator shows the relative amount of fuel consumed for each throttle position.
2-7 E EMU00933 Engine Stop Lan y ard Switch The lock-plate 1 must be attached to the engine stop lanyard s wi tch f or the engine to run. The lanyard 2 should be atta ched to a secure place on the operator ’ s clothi ng, or ar m or leg.
2-8 E EMU01323 P ower Tilt Switch The power tilt adjusts the motor angl e in relation to the transom. The power tilt s witch is locate d on the tiller han dle. Pushing the s witch “ UP ” tilts the mo tor up. Pressing the s witch “ DN ” tilts the motor down.
2-9 E EMU00098 Remote Co ntr ol Lev er Moving the le v er f orward from the Neutral position engages Forw ard gear . Pulling the lev er back from Neutral engages Rev erse. The engine will conti nue to run at idl e until the le ver is mo v ed about 35 ° ( a d e t e n t c a n be f elt).
2-10 E EMU00100 Neutral Throttle Lever T o open th e throttle without shifting into either Forw ard or Rev erse, place the re mote control lev er in the Neutral position and lift the neutral throttle le ver . NO T E: @ The neutral throttle lev er will operate only when the remote control lev er is in Neutral.
2-11 E EMU00102 Choke Switch While the main s witch is being pressed in at “ ON ” or “ ST AR T ” , the choke system will s witch on, to supply a r ich mixture required to star t the engine. (When the key is released, it will switch off automatically .
2-12 E EMU01316 P ower Tilt Switch The power tilt adjusts the motor angl e in relation to the transom. The power tilt s witch is located on the remote co ntrol lev er grip . Pushing the s witch “ UP ” tilts the motor up. Pressing the s witch “ DN ” tilts the motor down .
2-13 E EMU01295 STEERING FRICTION ADJUSTING LEVER A friction device provides resistance to steering movement. This is adjustable according to operator pref erence. W ARNING @ Do not o ver tighten the friction adjusting lever . If there is too muc h resistance, it ma y be difficult to s teer , which could result in an accident.
2-14 E EMU01501 ¯ PO WER TIL T SWITCH The power tilt adjusts the motor angl e in relation to the transom. The power tilt s witch is located on top of the steer ing brack et. Pushing the switch “ UP ” trims the motor up , then tilts the motor up .
2-15 E EMU00155 TIL T SUPPORT KNOB P ower tilt model T o keep the outboard motor in the tilted-up position, push the tilt suppor t knob under the s wivel brac ket. EMU00156 ¯ TIL T SUPPORT B AR The tilt suppor t ba r 1 keep s the outbo ard motor in the tilted up position.
2-16 E EMU00161 T OP C O WLING LOCK LEVER T o remove the engine top co wling, pull up the lock le ver . Then lift off the cowling. When replacing the cowling, check to be sure it fits proper ly in the r ubber seal. Then lock the cowling again by mo ving the lev e r down- war d.
2-17 E EMU00169 W ARNING SYSTEM CA U TION: @ Do not contin ue to operate the engine if the warning device has activ ated. Con- sult y our Y amaha dealer if the prob lem cannot be located and corrected. @ EMU00173 LO W OIL PRESSURE W ARNING If oil pressure drops too low , the war ning de vice will activate.
E 3 EMU00174 Chapter 3 OPERA TION INSTALLATION ....... ................. .............. .... 3 -1 Mounting the outboard motor .................. 3 -2 Clamping the outboard motor .................. 3-4 BREAKING IN (RUNNING IN) ENGINE .... 3-5 PRE-OPERATION CHECKS .
3-1 E EMU00175 INST ALLA TION CA U TION: @ Incorrec t engine heig ht or obstructions to smooth water flow (suc h as the design or condition of the boat or accessories such as transom ladder s/depth finder transducers) can create air borne water spray while the boat is cruising.
3-2 E EMU01478 MOUNTING THE OUTBO ARD MO T OR W ARNING @ ● Overpowering a boat may cause severe instabili ty . Do not install an out- board motor with more hor sepower than the maximum rating on the capac- ity plate of the boat. If the boat does not have a capacity plate, consult the boat manufacturer .
3-3 E EMU01298 Mounting Height T o r un your boat at optimum efficiency , the water-resistance (dr ag) of the boat and out- board motor must be made as little as possi- ble . The mounting-hei ght of the o utboard motor greatly affects the water-resistance.
3-4 E EMU01318 ¯ CLAMPING THE OUTB O ARD MO TOR 1) Place the outboard on the transom so that it is positioned as close to the cen- ter as possible. Tighten the transom clamp screws e venly and securely . Check the clamp-scre ws fo r tightness occasionally dur ing operation of the motor as they can w ork loose due to engine vibration.
3-5 E EMU00224 BREAKING IN (R UNNING IN) ENGINE Y our new engine requires a perio d of break- in (runni ng-in) to allow mating surfaces of moving part s to wear-in e venly . Correct break-in (ru nning-in) will help ensure prop er perf or mance and longer engi ne life .
3-6 E EMU00204 PRE-OPERA TION CHECKS W ARNING @ If an y item in the p re-operatio n chec k is not working properly , have it inspected and repair ed before operating the out- boar d motor . Otherwise, an accident could oc cur . @ CA U TION: @ Do not start the engine out of water .
3-7 E EMU00209 Contr ols ● Check throttle , shift, and steer ing fo r proper operation before star ting the engine. ● The controls should work smoo thly , with- out binding or unusual free play . ● Look for loose or damaged connections. ● Check operation of the star ter and stop s witches when the outboard motor is in the water .
3-8 E EMU00202 FILLING FUEL 1) Remo v e the fuel tank cap . 2) Fill the fuel tank carefully . 3) Close the cap securely after refueling. Wipe up any spilled fuel.
3-9 E EMU01461 ST AR TING ENGINE W ARNING @ ● Before starting the engine, make sure that the boat is tightly moored and that y ou can steer clear of any obstruc- tions. Be sure there are no swimmers in the water near y ou. ● When the air vent screw is loosened, gasoline (petrol) v apor will be released.
3-10 E EMU00854 PR OCEDURE FOR TILLER CONTR OL MODEL 4) Place the gear-shift lev er in the neutral position. NO T E: @ The star t-in-gea r protection device pre vents the engine from star ting e xcept when in Neutral. @ 5) Place the throttle control g rip in the “ ST ART ” position.
3-11 E EMU01366 ¯ Manual Start Model 7) Pull out th e choke knob completely . NO T E: @ It is not necessar y to use the ch oke when restar ting a warm engine. @ 8) Pull the star ter handle sl owly until you f eel resistance. Then give a strong pull straight out to cr ank and star t the engine.
3-12 E EMU01491 Electric Start Models 7) Pull out th e choke knob completely . NO T E: @ ● It is not necessar y to use the choke when restar ting a war m engine. ● If the choke knob is left pulled out, the engine will stall. @ 8) Push the star ter button to star t the motor .
3-13 E EMU01000 PROCEDURE FOR REMO TE CONTR OL MODEl 4) Place the remote control le ver in the Neutral position. When the engine is warm, open the throttl e slightly using the neutral throttle le ver or the free acceler- ator . After the engin e star ts, retur n the throttle to the fully closed position.
3-14 E EMU00945 Electric Start Model 7) Open the throttle slightly lifting the ne u- tral throttle le v er upwards par tially . Y ou ma y need to cha nge the throttle ope ning slightly depending on engi ne tempera- ture. After the engine star ts, return the throt- tle to the original position.
3-15 E EMU01368 ¯ W ARMING UP ENGINE 1) After the engine star ts, return the choke knob to the half-wa y position. F or appro ximately the first 5 minutes after star ting, war m up the engine by operat- ing at one fifth throttle or less . After the engine has war med up , completely push in the choke knob .
3-16 E EMU00261 SHIFTING W ARNING @ Bef ore shifting , make sure the re are no swim mers o r obstac les in the water ne ar yo u. @ CA U TION: @ T o change the shifting position from f or- ward to reverse or vice-versa, c lose the throttle first so that the engine idles (or runs at low speeds).
3-17 E EMU01326 ¯ REVERSE W ARNING @ When operating in Reverse, go slowl y . Do not open the throttle more than half . Otherwise, the boat ma y become unsta- ble, which cou ld result in loss of contr ol and an accident. @ 1) Place the throttle control gri p in the fully closed position (for Tiller control model).
3-18 E EMU00273 ST OPPING ENGINE Let it cool off f or a f ew min utes at idle or low speed first. Stopping th e engine immedia tely after operating at high speed is not recom- mended. EMU00277 ¯ 1) Push and hold the engine stop button or turn the main switch to “ OFF ” .
3-19 E EMU01412 TRIMMING OUTBO ARD MO T OR The trim angle of the outboard motor hel ps deter mine the position o f the bow of the boat in the water . The correct tr im angle will help improv e performance and fuel economy while reducing strain on the eng ine.
3-20 E ADJUSTING TRIM ANGLE EMU00951 Manual tilt model There are 4 or 5 holes provided in the clamp brack et to adju st the outboard motor tr im angle. 1) Stop the engine. 2) Remov e the tr im angle adju sting rod 1 from the clamp brack et whi le tilting the motor up slightly .
3-21 E EMU01414 P ower Tilt Model W ARNING @ ● Be sure all people are clear of the out- board motor when adjusting the tilt angle, also be careful not to pinch any body parts between the drive uni t and clamp brac ket. ● Use caution when trying a trim posi- tion f or the first time.
3-22 E 2) Tilt the engine to the desired angle using the power tilt s witch. NO T E: @ Sta y within the tri m operating angle when trimmi ng the outboard motor using the pow er tilt system. @ T o raise the b ow ( “ trim-out ” ), tilt the engine up .
3-23 E EMU00282 Bow U p When the boat is on p lane, a bow-up atti- tude result in less drag, greater stability and efficiency . This is g enerally when the keel line of the boat is u p about 3 to 5 de grees. When trimmed o ut, the boat may ha ve more tendency to ste er to one side or the oth er .
3-24 E EMU00285 TIL TING UP/DO WN If the engine will be stopped for some time, or if the boat is moored in shallows, the engine sh ould be tilted up to protect th e pro- peller and casing from damage by collision with obstr uctions, and also to reduce salt corrosion.
3-25 E EMU00290 PR OCEDURE FOR TIL TING UP Manual tilt model 1) Place the gear shift le v er in Neutr a l. 2) Remov e the fuel line connecti on from the motor . 3) Place the tilt lock le ver in the release position. 4) Hold the rear of the top cowling with one hand and fully tilt the engine up.
3-26 E EMU01312 PR OCEDURE FOR TIL TING UP P ower tilt model 1) Remov e the fuel-li ne connection from the motor . 2) Push the pow er tilt s witch “ UP ” until the outboard has tilted up comp letely .
3-27 E 3) Push the tilt suppor t knob into the clamp brac ket to suppor t the engine. W ARNING @ After tilting t he engine, be sure to sup- port it with the tilt support knob. Other- wise , the engine could fa ll back down suddenly if oil in the power tilt unit should lose p ressure .
3-28 E EMU01370 CR UISING IN SHALLO W WA T E R Manual tilt model The outboard motor can be tilted up par tially to allow operation in shallow w ater . W ARNING @ ● Place the gear shift in the Neutral posi- tion bef ore using the shallow water cruising system.
3-29 E EMU00310 PROCEDURE 1) Place the gear shift le v er in the neutral position. 2) Place the tilt lock le ver in the release position. 3) Slightly tilt up the engine. The tilt-sup- por t bar will lock automatically , suppor t- ing the engine in a par tially raised position.
3-30 E EMU01319 CR UISING IN SHALLO W WA T E R P ower tilt model The engine can be tilted up pa r tially to al low operation in shallow water . W ARNING @ ● Place the gear shift in the Neutral posi- tion before setting f or shallow water cruising. ● Return the engine to its normal posi- tion as soon as the boat is back in deeper water .
3-31 E 2) Slightly tilt up the engine using the power tilt s witch. U68T13.book Page 31 Wed nesday, August 8, 2001 12:37 PM.
3-32 E EMU00316 CR UISING IN O THER CONDITIONS CRUISING IN SAL T W A TER After operating in salt water , wash out the cooling-water passages with fresh water to prev ent them from b ecoming clogged-up with salt deposits. NO T E: @ Ref er to cooling system flushin g instructions in “ TRANSPOR TING AND ST ORING OUT- BOARD MO T OR ” .
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E 4 EMU00317 Chapter 4 MAINTENANCE SPECIFICATION DATA ...................... ....... 4-1 TRANSPORTING AND STORING OUTBOARD MOTOR .................... ............. 4-4 Trailering outboard motor ....................... . 4-4 Transporting outboard when unmounted .
4-1 E EMU00322 SPECIFICA TION D A T A Model Item Unit F6MHA DIMENSIONS Overall Lengt h mm (in.) 1,031 (40.6) Overall Width mm (in.) 419 (16.5) Overall Height S/L/X mm (in.) 998 (39.3)/1 ,125 (44.3)/ – Transom height S/L/X mm (in.) 435 (17.1)/5 62 (22.
4-2 E F8MHA T8PHA T8EHA 1,031 (40.6 ) 1,038 (40.9) 1,038 (40.9) 419 (16.5) 371 (14.6) 371 (14.6) 998 (39.3)/ 1,125 (44.3)/ –– /1,187 (46.7 )/1,255 (4 9.4) – /1,187 (46.7)/1,25 5 (49.4) 435 (17.1)/ 562 (22.1)/ –– /557 (21.9) /625 (24.6) – /557 (21.
4-3 E Model Item Unit T8PRA DIMENSIONS Overall Lengt h mm (in.) 552 (21.7) Overall Width mm (in.) 312 (12.3) Overall Height S/L/X mm (in.) – /1,187 (46.
4-4 E EMU01369 TRANSPOR TING AND ST ORING OUTBO ARD MO T OR W ARNING @ Leaking fuel is a fire hazar d. When trans- porting and storing the outboar d motor , close the air vent screw and fuel coc k to prevent fuel fr om leaking. @ EMU00326 TRAILERING OUTBO ARD MO T OR The motor should be trailered and stored in the nor mal r unning position .
4-5 E 1 2 EMU01362 TRANSPORTING OUTBO ARD WHEN UNMOUNTED T ranspor t in an upri ght position to prev ent engine oil fro m enter ing the cylinder head and causing damage to the motor .
4-6 E EMU00335 Filling Fuel T ank Fill the fuel tank with fresh fue l and add one ounce of “ Y amaha Fuel Conditioner and Sta- bilizer ” (P ar t No . LUB-FUELC-12-00) to each gallon of fuel. NO T E: @ The use of “ Y amaha Fuel Condition er and Stabilizer ” eliminates the need to drain the fuel system.
4-7 E EMU00340 ● Flushing in a W ater T ank CA U TION: @ If the fresh water level is be low the level of the anti-cavitation plate, or if the water supply is insufficient, engine seizure ma y occur . @ 1) Remov e the engine top cowling. 2) Install the outboard motor on the water tank.
4-8 E EMU00349 Lubrication 1) Remo ve the spark plug(s). Spra y a Y amaha “ Stor -Rite Engine F ogging Oil ” into each cylinder for 10 seconds . Grease the spark plug threads and rei n- stall the spark plug(s) and torque to proper specification. (Refer to the “ CLEANING AND ADJUSTING SP ARK PLUG ” ).
4-9 E EMU00353 Battery Care W ARNING @ Battery electrol yte is poisonous and dan- gerous, causing severe b urns, etc. It con- tains sulfuric acid. A void co ntact with skin, ey es, or c loth- ing. Antidote: EXTERNAL; Flush with water . INTERNAL; Drink large quantities of water or milk.
4-10 E EMU00354 PERIODIC MAINTENANCE W ARNING @ Be sure to turn off the engine when y ou perfo rm maintenance unless otherwise specified. If y ou or the ow ner is not famil- iar with machine servicing, this w ork should be done by a Y amaha dealer or other qualified mec hanic.
4-11 E EMU00363 ¯ MAINTENANCE CHART F requ ency of maintenance operations ma y be adjusted according to the operating condi- tions, b ut the f ollowing table giv es ge neral guidelines. The mark ( ● ) indicates the check-ups which you ma y carr y out yourself .
4-12 E EMU00366 GREASING Y amaha mar ine grease (W ater resistant grease) U68T13.book Page 12 Wed nesday, August 8, 2001 12:37 PM.
4-13 E EMU01202 CLEANING AND ADJUSTING SP ARK PLUG W ARNING @ When removing or installing a spark plug, be care ful not to damag e the insu- lator . A damaged insulator could all ow exte rnal sparks, w hich co uld lead to explosio n or fire. @ The spark plu g is an impor tant engine com- ponent and is e asy to inspect.
4-14 E When fitting th e plug, always clean the gas- ket surf ace an d use a new gask et. Wipe off any dir t from the thread s and screw in the spark plug to the correct torque. NO T E: @ If a torque-wrench is not availab le when you are fitting a spar k plug, a goo d estimate of the correct torque is 1/4 to 1/2 a tur n past finger-tight.
4-15 E EMU00369 CHECKING FUEL SYSTEM W ARNING @ Gasoline (p etr ol) and its vapo rs are highly flammable and explosive . Keep awa y from spark s, cigarettes , flames or other sources of ignition. @ Check the fuel line for leaks , cracks , or mal- functions.
4-16 E EMU00370 INSPECTING FUEL FIL TER W ARNING @ Gasoline (petr ol) is highl y flammable, and its vapor s are flammable and explo- sive. ● If y ou have any question about pr op- erly doing this procedure, co nsult your Y ama ha dealer . ● Do not perf orm this pro cedure on a hot or running engine.
4-17 E EMU00991 ADJUSTING IDLING SPEED W ARNING @ ● Do not touch or remove electrical parts when starting or during operation. ● Keep hand s, hair and c lothes a way from fl ywheel and othe r rotating parts while engi ne is running. @ CA U TION: @ This procedure must be performed while the outboard motor is in the water .
4-18 E EMU01415 ¯ CHANGING ENG INE OIL W ARNING @ ● A void drain ing the engine oil immedi- ately after stopping the engine . The oil is hot and shou ld be handled wi th care to av oid burns. ● Be sure the outboard is securely fas- tened to the transom or a stable stand.
4-19 E NO T E: @ If a torque wrench is n ot av ailable when you are installing the drain plug , finger tighten the bolt just until th e gasket comes into con- tact with the surf ace of the drain hole. Then tighten 1/4 - 1/2 tur n. Hav e the drain plug torqued to the correct va lue with a torque wrench as soon as possible .
4-20 E EMU00380 CHECKIN G TIMING BEL T Inspect the timing-belt and replace it if any to the f ollowing signs is obser ved: ● Crac ks in the back of the belt or in th e base of belt teeth. ● Excessive w ear at the roots of cogs. ● Rubber por tion swollen b y oil.
4-21 E EMU00383 CHECKIN G WIRING AND CONNECT ORS 1) Check that each g rounding wi re is prop- erly secured. 2) Check that each connector is engaged securely . EMU00384 EXHA UST LE AKA GE Star t the en gine and check that no exhaust leaks from the joints between the e xh aust cov er , cylinder head and crank case.
4-22 E EMU01322 CHECKING PO WER TIL T SYSTEM W ARNING @ ● Never get under the low er unit while it is tilted, even when the tilt-support knob is locked. Severe injur y could occur if the outboard accidentall y falls. ● Make sure no one is under the out- board before perf orming this test.
4-23 E EMU00388 CHECKING PROPELLER W ARNING @ Y ou co uld be seriou sly injured if the engine accidentally starts while you are near the propeller . ● Bef ore inspec ting, remo ving or instal l- ing the pr opeller , remove the spark plug caps from the spark plugs.
4-24 E F6/F8 T8 EMU01504 Removing the Pr opeller 1) Straighten the cotter pin 1 and pull it out using a pair of pliers. 2) Remov e the propelle r nut 2 , w asher 3 and spacer 4 .
4-25 E EMU01460 CHANGING GEA R OIL W ARNING @ ● Be sure the outboard is securely fas- tened to the transom or a stable stand. Y ou coul d be severely injured if the outboard falls on you. ● Never get under the low er unit while it is tilted, even when the tilt-support lever/knob is loc ked.
4-26 E 5) With the outboard motor in a v er t ical position, and using a flexib le or pressur- ized filling de vice, inject the gear oil into the oil drain plug hole. 6) When the oil begins to flow out of the oil le vel plug hole, inser t and tighten th e oil le vel plug.
4-27 E EMU00401 CLEANING FUEL T ANK W ARNING @ Gasoline (petr ol) is highl y flammable, and its vapor s are flammable and explo- sive. ● If y ou have any question about pr op- erly doing this procedure, co nsult your Y ama ha dealer . ● Keep a way fr om spark s, cigarettes, flames or other s ources of ignition when c leaning the fuel tank.
4-28 E F6/F8 T8 T8 EMU01462 INSPECTING AND REPLA CING ANODE(S) Y amaha outboard motors are pr otected from corrosion by sacrificial a nodes. Check the anodes peri odically . Remov e scales from the surfaces of the anodes . F or inspection and repla cement of anodes, consult a Y amaha dealer .
4-29 E EMU00404 CHECKIN G B A TTER Y (for Electric star t mode l) W ARNING @ Battery electrol ytic fluid is dangerous; it contains sulfuric acid and therefore is poisonous and highl y caustic. Alwa ys follow these preventive mea- sures: ● A void bodil y contact with electrolytic fluid as it can cause severe b urns or permanent ey e injury .
4-30 E 1) Check the electrolyte le vel at least once a month. Fill to the manuf acturer ’ s rec- ommended lev el when necessar y . T op up only with distilled water (or pure de- ionized water suitab le to use in batter- ies). 2) K e ep the batter y alwa ys in a good state of charge.
4-31 E EMU01279 ¯ Connecting the Battery W ARNING @ Mount the battery holder securely in a dry , well-ventilated, vibration-free loca- tion in the boat. Install a fully c harged battery in the holder . @ CA U TION: @ ● Make sure the main switch (on applica- ble m ode ls) is “ OF F ” before wo rking on the battery .
4-32 E EMU00408 CHECKING BOL TS AND N UTS 1) Check that bolts securing the cylinder head and engine an d the nut securing the flywheel are tightened with their specified tightening torque. 2) Check the tightening torque of other bolts and nuts. U68T13.
4-33 E EMU01172 CLEANING COOLING-W A TER P ASSA GES Flushing de vice equipped model P erform this procedure r ight after operation f or the most thoroug h flushing. 1) After shutting off the engine, unscrew the garden-hose conne ctor 2 from the fitting 1 on the bottom cowling.
4-34 E EMU00409 MO T OR EXTERIOR EMU00410 Cleaning the Outboard Motor After use, w ash the e xteri or of the outboard with fresh water . Flush the cooling system with fresh water . NO T E: @ Ref er to Fl ushing Cooling System in struc- tions in “ TRANSPOR TING AND ST ORING OUTBOARD MO T OR ” .
4-35 E -MEMO- U68T13.book Page 35 Wed nesday, August 8, 2001 12:37 PM.
E 5 EMU00414 Chapter 5 TR OUBLE RECO VER Y TROUBLESHOOTING ....... .............. .......... 5-1 TEMPORARY ACTION IN EMERGENCY ............. .............. ................. . 5-4 Impact damage ......................... ............... 5-4 Power tilt will not operate .
5-1 E EMU01204 ¯ TROUBLESHOO TING A prob lem in the fuel, compression, or ignition systems can cause poor star ting, loss of power , or other problems. The troubleshooting char t descri bes basic checks and possib le remedies. (This char t cov e rs all Y amaha outboard motors.
5-2 E C. Engine idles irregularly or stalls. 1. Spark plug(s) fouled or incor rect type. 1. Inspect spark plug(s). C lean or replace with recommended type . 2. Fu el syste m ob structed. 2. Check f or pinched or kink ed fuel line or other obstructions in fuel system.
5-3 E E. Engine pow er loss. 1. Propeller damaged. 1. Hav e propeller repaired or repl aced. 2. Propeller pitch or diameter incorrect. 2. Install correct propel ler to operate o ut- board at its r ecommended speed (r/min) rang e. 3. T rim angle incorrect.
5-4 E EMU00416 TEMPORAR Y A CTION IN EMERGENCY EMU00417 IMP A CT D AMA GE W ARNING @ The outboard motor can be seriously damaged b y a collision while operating or trailering. Damage could make the outboar d motor unsafe to operate. @ If the outboard motor hits any object in the wate r , foll ow the pro cedure belo w .
5-5 E EMU00423 ST ARTER WILL NO T OPERA TE If the star ter mechanism doe s not operate (engine cannot be cranked with the star ter), the engine can be star ted with an emer- gency star ter rope. W ARNING @ ● Use this procedure only in an emer- gency and on ly to return to por t for repairs.
5-6 E EMU00950 ¯ Emergency Starting Engine 1) Remo v e the top co wling. 2) Remov e the star t-in-gear protection cable from the star ter if eq uipped it. 3) Remo ve t he star ter/flywheel cov er after removing the bolt(s). 4) Prepare the engine for star ting.
5-7 E 5) Inser t th e knotted end of the emergency star ter rope into the notch in the fly- wheel rotor and wi nd the rope sev eral turn s cloc kwise. 6) Giv e a strong pull straight out to crank and star t the e ngine. Repeat if neces- sar y . U68T13.
5-8 E EMU01363 ENGINE F AILS T O OPERA TE If the engine stops unexpectedly , or if the engine does not star t, you ma y attempt to use the following emergency circuit proce- dure. Bef ore using this procedure, be sure to check the “ TR OUBLESHOOTING ” section to eliminate causes such as low fuel or ov er- heating.
5-9 E EMU00446 TREA TMENT OF SUBMERGED MO T OR If the outboard motor is su bmerged, immedi- ately take it a Y amaha dealer . Otherwise, some corrosion ma y begin almost immedi- ately . If you cannot immediately take the outboard motor to a Y amaha dealer , follow the proce- dure bellow f or taking care to minimize engine damage.
E 6 EMU00450 Chapter 6 INDEX INDEX ............... .............. ................ ............. 6-1 U68T13.book Page 1 Wednesday, Aug ust 8, 2001 12:37 PM.
6-1 E EMU00451 INDEX A Adjusting idling speed .................................... 4-17 Adjusting trim angle .................................. ..... 3-20 Air vent screw ........................................... ....... 2-3 Approval label of emission control certificate.
6-2 E Manufactured date label .................................. 1-2 Meeting ............................................................ 1-8 Motor exterior....................... .......................... 4-34 Mounting height ................... ...
EMU01599 IMPOR T ANT W ARRANTY INFORMA TION FOR U .S.A. AND CANAD A W e lcome to the Y a maha Famil y! Congratulations on the pur chase of your ne w Y amaha marine power . Y amaha is com- mitted to e xceptional customer satisfaction, and we want your o wnership e xperience to be a satisfying one .
5. Y our warranty applies specifically to repairs made in the countr y of purchase. If your U .S.-purchased Y amaha need s warranty ser vice while in Ca nada, or your Canadian purchased Y amaha needs ser vice while in th e United States, Y amaha will assist the local dealer whenev er possible .
EMU01404 Y AMAHA MO T OR CORPORA TION, U .S.A. FOUR-STRO KE OUTBO ARD MO T OR THREE-YEAR LIMITED W ARRANTY Y amaha Motor Corporation, U .S.A. hereb y warrant s that new Y amaha 1999- or-later model f our-stroke outboar d motors originally dis trib- uted by Y am aha Motor Cor poration, U.
SPECIFIC P ARTS EXCLUDED FROM W ARRANTY . Parts replaced due t o normal wear or routine mainten ance such as oi l, spark plugs, shear pins , propellers , hubs, fue l and oil filters , brushes f or the starter motor and po wer tilt mo tor , water p ump impellers , a nd anodes , are not cov ered b y warr anty .
EMU01178 IMPOR T ANT W ARRANTY INFORMA TION IF Y OU USE Y OUR Y AMAHA OUTSIDE U .S.A. OR CANAD A W e lcome to the Y a maha Famil y! Congratulations on the pur chase of your ne w Y amaha marine power . Y amaha is com- mitted to e xceptional customer satisfaction, and we want your o wnership e xperience to be a satisfying one .
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F6A/F8A/T8A Printed on recycled paper OWNER’S MANUAL F6A F8A T8A LIT-18626-04-81 U.S.A.Edition Printed in Japan June 2001—0.8 × 1 CR 68T-28199-13 (F6AMH, F8CMH, FT8DEHP, FT8DWH, FT8DEP) Y AMAHA M.
Warranty10-B.fm Page 1 Monday, May 2 8, 2001 10:24 AM.
Warranty10-A.fm Page 1 Monday, M ay 28, 2001 10: 24 AM.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Yamaha F8A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Yamaha F8A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Yamaha F8A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Yamaha F8A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Yamaha F8A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Yamaha F8A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Yamaha F8A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Yamaha F8A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
