Yamaha EL-25 Owner's Manual

25OWNER’S MANUAL6L2-28199-1RU.S.A.EditionLIT-18626-06-936L2-9-1R Hyoshi 06.2.9 3:52 PM ページ 1

General information 5 “In obeying and construing these rules dueregard shall be had to all dangers of naviga-tion and collision, and to any special c

General information 6 Overtaking If you are passing another vessel, you arethe “Give-Way” vessel. This means that theother vessel is expected to main

General information 7 EMU25540 Fueling instructionsWARNING EWM00010 GASOLINE AND ITS VAPORS ARE HIGH-LY FLAMMABLE AND EXPLOSIVE! ● Do not smoke when

General information 8 dry rags. ● Do not overfill the fuel tank. ● Tighten the filler cap securely after re-fueling. ● If you should swallow some gas

General information 9 that do not have a rectifier or Rectifier Regulator. If you wish to use a battery with the modelswithout a rectifier or Rectifi

General information 10 EMU25770 Start-in-gear protection Yamaha outboard motors or Yamaha-ap-proved remote control units are equippedwith start-in-ge

11 Basic components EMU25797 Main componentsNOTE: * May not be exactly as shown; also may not be included as standard equipment on all mod- els. 25 E

Basic components 12 fuel tank, its function is as follows.WARNING EWM00020 The fuel tank supplied with this engine isits dedicated fuel reservoir an

Basic components 13 EMU26201 Neutral interlock trigger To shift out of neutral, first pull the neutral in-terlock trigger up. EMU26211 Neutral thrott

Basic components 14 EMU25922 Gear shift lever Pulling the gear shift lever towards you putsthe engine in forward gear so that the boatmoves ahead. Pu

EMU25060ZMU01690 Read this owner’s manual carefully before operating your outboard motor.6L2-9-1R Hyoshi 06.2.9 3:52 PM ページ 2

Basic components 15 there is too much resistance, it could bedifficult to move the remote control leveror throttle grip, which could result in an acc

Basic components 16 EMU26011 Choke knob for pull type To supply the engine with the rich fuel mix-ture required to start, pull out this knob. EMU2607

Basic components 17 EMU26122 Steering friction adjuster A friction device provides adjustable resis-tance to the steering mechanism, and can beset ac

Basic components 18 EMU26270 Shallow water lever Lifting this lever will tilt the motor up partiallyto provide more clearance when operating inshallo

Basic components 19 EMU26801 Warning systemCAUTION: ECM00090 Do not continue to operate the engine if awarning device has activated. Consultyour Yam

20 Operation EMU26901 InstallationCAUTION: ECM00110 Incorrect engine height or obstructionsto smooth water flow (such as the designor condition of t

Operation 21 motor greatly affects the water resistance. Ifthe mounting height is too high, cavitationtends to occur, thus reducing the propulsion;an

Operation 22 board (if packed). For details, consultyour Yamaha dealer.WARNING EWM00650 Avoid using bolts, nuts or washers otherthan those contained

Operation 23 cool.4. Remaining seven hours:Run the engine at any speed. However,avoid operating at full throttle for morethan 5 minutes at a time.5.

Operation 24 EMU27270 Ring Free Fuel Additive Gasoline is a precise blend of many differentsubstances, each chosen to give certaincharacteristics. Ga

Important manual information EMU31280 To the owner Thank you for choosing a Yamaha outboardmotor. This Owner’s Manual contains infor-mation needed fo

Operation 25 2. Replace the fuel can cap and close tight-ly.3. Shake the fuel can to mix the fuel thor-oughly.4. Make sure that the oil and gasoline

Operation 26 3. If a steering friction adjuster is providedon your outboard motor, securely attachthe fuel line to the fuel line clamp.NOTE: During e

Operation 27 3. Place the throttle grip in the “”(start) position.4. Pull out / turn the choke knob fully. Afterthe engine starts, replace / return t

Operation 28 amount and try to start the engine again. If the engine still fails to start, see page 59. EMU27562 Electric start models 1. Place the g

Operation 29 ● If the choke knob is left in the “”(start) position while the engine is running, the engine will run poorly or stall.5. Push the start

Operation 30 a secure place on your clothing, or yourarm or leg. Then install the lock plate onthe other end of the lanyard into the en-gine stop swi

Operation 31 6. After the engine starts, slowly return themanual starter handle to its original po-sition before releasing it.NOTE: ● When the engine

Operation 32 4. Open the throttle slightly without shiftingusing the neutral throttle lever or free ac-celerator. You may need to change thethrottle

Operation 33 possible to start the engine. The startercan also be damaged. If the engine willnot start after 5 seconds of cranking,return the main sw

Operation 34 Remote control models1. Pull up the neutral interlock trigger (ifequipped) and move the remote controllever quickly and firmly from neut

Table of contents General information ... 1 Identification numbers record... 1 Outboard motor serial number ...

Operation 35 2. Pull up the neutral interlock trigger (ifequipped) and move the remote controllever quickly and firmly from neutral toreverse. EMU278

Operation 36 4. Remove the key if the boat will be leftunattended.NOTE: The engine can also be stopped by pullingthe lanyard and removing the lock pl

Operation 37 3. Reposition the rod in the desired hole.To raise the bow (“trim-out”), move the rodaway from the transom.To lower the bow (“trim-in”),

Operation 38 and making it hard to increase speed. Oper-ating with excessive trim-in at higher speedsalso makes the boat unstable. Resistance atthe b

Operation 39 3. Place the tilt lock lever in the release po-sition.4. Hold the rear of the top cowling with onehand, tilt the engine up, and turn the

Operation 40 the water, resulting in loss of control. ● Do not rotate the outboard motor 180°and operate the boat in reverse. Placethe gear shift in

Operation 41 4. Slightly tilt the outboard motor up. Thetilt support bar will lock automatically,supporting the outboard motor in a par-tially raised

42 Maintenance EMU31480 SpecificationsNOTE: “(AL)” stated in the specification data belowrepresents the numerical value for the alumi-num propeller i

Maintenance 43 Gear positions: Forward-neutral-reverseGear ratio: 2.08 (27/13)Trim and tilt system: Manual tiltPropeller mark: F Fuel and oil: Recomm

Maintenance 44 EMU28235 Clamp screw mounting models When transporting or storing the outboardmotor while removed from a boat, keep theoutboard motor

Table of contents Adjusting boat trim ... 37 Tilting up and down ... 38 Procedure for tilting up (manual

Maintenance 45 5. Fill the tank with fresh water to above thelevel of the anti-cavitation plate.CAUTION: ECM00300 Do not run the engine without supp

Maintenance 46 2. Spray the outboard motor exterior with“Yamaha Silicone Protectant” (Part No.LUB-SILCNE-13-00).3. Wax the cowling with a non-abrasiv

Maintenance 47 ing paint. Areas with damaged paint aremore likely to corrode. If necessary, cleanand paint the areas. A touch-up paint is avail-able

Maintenance 48 EMU28522 Maintenance chart Frequency of maintenance operations may be adjusted according to the operating condi-tions, but the followi

Maintenance 49 EMU28931 Greasing Yamaha marine grease (Water resistant grease) 25 Spark plug(s)Cleaning / adjustment / replacement Item ActionsInitia

Maintenance 50 EMU28952 Cleaning and adjusting spark plugWARNING EWM00560 When removing or installing a spark plug,be careful not to damage the insu

Maintenance 51 sources of ignition.WARNING EWM00910 Leaking fuel can result in fire or explo-sion. ● Check for fuel leakage regularly. ● If any fuel

Maintenance 52 4. Reinstall the filter element in the cup.Make sure the O-ring is in position in thecup. Firmly screw the cup onto the filterhousing.

Maintenance 53 leaks from the joints between the exhaustcover, cylinder head, and body cylinder. EMU29171 Checking propellerWARNING EWM00321 You cou

Maintenance 54 EMU30660 Removing the propeller EMU29194 Spline models 1. Straighten the cotter pin and pull it outusing a pair of pliers.2. Remove th

1 General information EMU25170 Identification numbers record EMU25183 Outboard motor serial number The outboard motor serial number isstamped on the

Maintenance 55 oil drain screw is at the lowest point pos-sible.2. Place a suitable container under thegear case.3. Remove the gear oil drain screw a

Maintenance 56 an area with good ventilation. ● Wipe up any spilled fuel immediately. ● Reassemble the fuel tank carefully. Im-proper assembly can re

Maintenance 57 and get immediate medical attention.Antidote (INTERNAL): ● Drink large quantities of water or milkfollowed by milk of magnesia, beaten

Maintenance 58 when installing the battery and discon-nect the black battery cable first whenremoving it. Otherwise, the electricalparts can be damag

59 Trouble Recovery EMU29424 Troubleshooting A problem in the fuel, compression, or igni-tion systems can cause poor starting, loss ofpower, or other

Trouble Recovery 60 Q. Is fuel system obstructed?A. Check for pinched or kinked fuel line orother obstructions in fuel system.Q. Is fuel contaminated

Trouble Recovery 61 A. Have serviced by a Yamaha dealer.Q. Is load on boat improperly distributed?A. Distribute load to place boat on an evenplane.Q.

Trouble Recovery 62 Q. Is fuel joint connection incorrect?A. Connect correctly.Q. Is heat range of spark plug incorrect?A. Inspect spark plug and rep

Trouble Recovery 63NOTE: Consult your Yamaha dealer if the new fuse immediately blows again. EMU29532 Starter will not operate If the starter mechani

Trouble Recovery 64 3. Remove the starter/flywheel cover afterremoving the bolt(s).4. Prepare the engine for starting. For fur-ther information, see

General information 2 EMU25262 Manufactured date label This label is attached to the clamp bracket orthe swivel bracket. EMU25362 Safety information

Trouble Recovery 65 and start the engine. Repeat if neces-sary. EMU29760 Treatment of submerged motor If the outboard motor is submerged, immedi-atel

66 Consumer information EMU29811 Important warranty information for U.S.A. and Canada

Consumer information 67

Consumer information 68 EMU29820 YAMAHA MOTOR CORPORATION, U.S.A. OUTBOARD MOTOR TWO YEAR LIMITED WARRANTY

Consumer information 69

Consumer information 70

Consumer information 71 EMU29841 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA

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Printed in JapanApril 2006–0.2 × 1 !Printed on recycled paper6L2-9-1R Hyoshi 06.2.9 3:52 PM ページ 4

YAMAHA MOTOR CO., LTD.MADE IN JAPANPAYS D'ORIGINE JAPONOUTBOARD MOTOR WARRANTY REGISTRATIONENREGISTREMENT DE LA GARANTIE DU MOTEUR HORS-BORDPleas

General information 3 clude nausea, dizziness, and drowsiness.Keep cockpit and cabin areas well ventilat-ed. Avoid blocking exhaust outlets. ● Check

PLACEPOSTAGEHEREATTN: WARRANTY DEPARTMENT Warranty card-04 2/17/03 2:41 PM Page 2

General information 4 EMU25401 LabelWARNING EWM01260 ● Be sure shift control is in neutral beforestarting engine. (except 2HP) ● Do not touch or rem