Yamaha F2.5D Owner's Manual
Outboard motor f2.5d
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Summary of Contents for Yamaha F2.5D
- Page 1 F2.5D OWNER’S MANUAL U.S.A.Edition LIT-18626-05-96 69M-F8199-12...
- Page 2 ZMU01690 Read this owner’s manual carefully before operating your outboard motor.
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Page 3: Important Manual Information
EMU25100 your machine and this manual. If there is any To the owner question concerning this manual, please con- Thank you for choosing a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- NOTE: mation needed for proper operation, mainte- The F2.5MHD and the standard accessories... -
Page 4: Table Of Contents
Table of contents Operation ........17 General information ...... 1 Installation......... 17 Identification numbers record ..1 Mounting the outboard motor ..17 Outboard motor serial number ..1 Clamping the outboard motor ..18 Emission control information ..1 Breaking in engine .... - Page 5 LIMITED WARRANTY ... 53 Periodic maintenance....34 IMPORTANT WARRANTY Replacement parts ....... 34 INFORMATION IF YOU USE Maintenance chart......35 YOUR YAMAHA OUTSIDE Greasing........36 U.S.A. OR CANADA ....55 Cleaning and adjusting spark plug ......... 36 Checking fuel system ....37 Inspecting idling speed....
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Page 6: General Information
Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for reference in case your outboard motor is sto- len. 1. Approval label location 1. -
Page 7: Star Labels
General information Manufactured: ZMU01702 ZMU04346 EMU25290 EMU25272 Two Stars—Very Low Emission Star labels The two-star label identifies engines that meet Your outboard motor is labeled with a Califor- the Air Resources Board’s 2004 exhaust nia Air Resources Board (CARB) star label. emission standards. -
Page 8: Safety Information
General information everyone should wear PFDs when there are potentially hazardous boating condi- tions. Gasoline is highly flammable, and its va- pors are flammable and explosive. Handle and store gasoline carefully. Make sure there are no gas fumes or leaking fuel be- fore starting the engine. -
Page 9: Important Labels
General information Always watch carefully for swimmers during the engine operation. Stay away from swimming areas. When a swimmer is in the water near you shift into neutral and shut off the engine. Be informed about boating safety. Additional publications and information can be obtained from many organizations, including the follow- ing: United States Coast Guard... -
Page 10: Caution Labels
General information EMU25464 Several sets of rules prevail according to geo- Caution labels graphic location, but are all basically the same as the International Rules of the Road. The rules presented here in your Owner’s Manual are condensed, and have been provided for your convenience only. -
Page 11: Rules When Encountering Vessels
General information “In obeying and construing these rules due re- Meeting If you are meeting another power vessel head gard shall be had to all dangers of navigation on, and are close enough to run the risk of col- and collision, and to any special circumstanc- lision, neither of you has the right-of-way! es, which may render a departure from the Both of you should alter course to avoid an ac-... -
Page 12: Other Special Situations
General information Overtaking When the sailing vessel is overtaking the If you are passing another vessel, you are the power-driven vessel, the power-driven “Give-Way” vessel. This means that the other vessel has the right-of-way. vessel is expected to maintain its course and Sailing vessels should keep clear of any speed. -
Page 13: Fueling Instructions
General information ZMU01708 EMU25540 Do not smoke when refueling, and keep Fueling instructions away from sparks, flames, or other EWM00010 sources of ignition. WARNING Stop engine before refueling. GASOLINE AND ITS VAPORS ARE HIGH- Refuel in a well-ventilated area. Refuel LY FLAMMABLE AND EXPLOSIVE! portable fuel tanks off the boat. -
Page 14: Gasoline
Gasohol containing ethanol can be used if ethanol content does not exceed 10% and the The performance of your outboard motor will fuel meets minimum octane ratings. Yamaha be critically affected by your choice of propel- does not recommended gasohol containing... - Page 15 Yamaha outboard motors are fitted with pro- pellers chosen to perform well over a range of applications, but there may be uses where a propeller with a different pitch would be more appropriate.
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Page 16: Basic Components
Basic components EMU25795 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all models. 1. Top cowling 17.Gear shift lever 2. Top cowling lock lever(s) 18.Choke knob 3. Carrying handle EMU25821 Fuel tank 4. -
Page 17: Fuel Tank Cap
Basic components 1. Fuel tank cap 1. Close position 2. Air vent screw EMU25891 Open EMU25850 Fuel tank cap With the lever/knob in this position, fuel flows This cap seals the fuel tank. When removed, to the carburetor. the tank can be filled with fuel. To remove the Normal running is done with the lever/knob in cap, turn it counterclockwise. -
Page 18: Gear Shift Lever
Basic components EMU25930 Gear shift lever Pulling the gear shift lever towards you puts the engine in forward gear so that the boat moves ahead. 1. Throttle indicator EMU25970 Throttle friction adjuster A friction device provides adjustable resis- tance to movement of the throttle grip or the 1. -
Page 19: Engine Stop Lanyard Switch
Basic components EMU25990 EMU26001 Engine stop lanyard switch Engine stop button The lock plate must be attached to the engine To open the ignition circuit and stop the en- stop switch for the engine to run. The lanyard gine, push this button. should be attached to a secure place on the operator’s clothing, or arm or leg. -
Page 20: Steering Friction Adjuster
Basic components EMU26121 EMU30200 Steering friction adjuster Tilt support lever for manual tilt model A friction device provides adjustable resis- To keep the outboard motor in the tilted up po- tance to the steering mechanism, and can be sition, lock the tilt support lever to the clamp set according to operator preference. -
Page 21: Carrying Handle
Basic components EMU26450 Carrying handle A carrying handle is provided on the rear of the outboard motor. It enables you to carry the outboard motor easily with one hand. -
Page 22: Operation
Operation EMU26901 EWM00830 Installation WARNING ECM00110 Improper mounting of the outboard motor CAUTION: could result in hazardous conditions such Incorrect engine height or obstructions to as poor handling, loss of control, or fire smooth water flow (such as the design or hazards. -
Page 23: Clamping The Outboard Motor
Consult your mounting point on the boat. Otherwise Yamaha dealer or boat manufacturer for the engine could be completely lost if it further information on determining the prop- accidentally falls off the transom. -
Page 24: Breaking In Engine
Check fuel line connections to be sure they severe engine damage. are tight (if equipped Yamaha fuel tank or boat tank). EMU27080 Procedure for 4-stroke models Be sure the fuel tank is positioned on a se-... -
Page 25: Checking The Engine Oil Level
Performance drops and engine wear increases dramatical- While many additives available may reduce deposits, Yamaha recommends the use of Ring Free Fuel Additive, available from your Yamaha dealer. Ring Free Fuel Additive has repeatedly proven its ability to clean com- 1. -
Page 26: Operating Engine
Operation EMU27450 Operating engine EMU27472 Feeding fuel EWM00420 WARNING Before starting the engine, make sure that the boat is tightly moored and that you can steer clear of any obstructions. Be sure there are no swimmers in the water near you. When the air vent screw is loosened, If you are using an external fuel tank, con- gasoline vapor will be released. - Page 27 Operation EWM00120 WARNING Attach the engine stop switch lanyard to a secure place on your clothing, or your arm or leg while operating. Do not attach the lanyard to clothing that could tear loose. Do not route the lanyard where it could become entan- gled, preventing it from functioning.
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Page 28: Warming Up Engine
Operation If the engine does not start on the first try, blocked. Consult your Yamaha dealer if repeat the procedure. If the engine fails to the problem cannot be located and cor- start after 4 or 5 tries, open the throttle a rected. -
Page 29: Reverse
Operation Move the gear shift lever quickly and firm- Turn the outboard motor around 180°. ly from neutral to forward. Move the gear shift lever quickly and firm- ly from neutral to forward. Remote control models Pull up the neutral interlock trigger (if NOTE: equipped) and move the remote control lever The outboard motor will make a full 360°... -
Page 30: Trimming Outboard Motor
Operation the possibility of an accident. If the boat begins to feel unstable or is hard to steer, slow down and/or readjust the trim angle. After stopping the engine, tighten the air vent screw on the fuel tank cap and set the fuel cock lever or knob to the closed position, if equipped. -
Page 31: Adjusting Boat Trim
Operation 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. The trim tab can also be adjusted to help offset this effect. When the bow of the boat is down, it is easier to accelerate from a standing start onto plane. -
Page 32: Tilting Up And Down
Operation also makes the boat unstable. Resistance at EWM00220 WARNING the bow is greatly increased, heightening the Be sure all people are clear of the out- danger of “bow steering” and making opera- board motor when tilting up and down, tion difficult and dangerous. -
Page 33: Procedure For Tilting Down (Manual Tilt Models)
Operation Tilt support lever equipped models: Hold the rear handle and tilt the engine up fully until the tilt support lever automatically locks. On full-pivot system models, tighten the steering friction adjuster by turning it clockwise to prevent the motor from turn- ing freely. - Page 34 Operation Loosen the steering friction adjuster by turning it counterclockwise, and adjust the steering friction according to operator preference. EWM00720 WARNING If there is too much resistance it could be difficult to steer, which could result in an accident.
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Page 35: Maintenance
Maintenance EMU28213 Trim and tilt system: Specifications Manual tilt Dimension: Propeller mark: Overall length: Fuel and oil: 623 mm (24.5 in) Overall width: Recommended fuel: 345 mm (13.6 in) Unleaded regular gasoline Overall height S: Min. pump octane: 1021 mm (40.2 in) Transom height S: Fuel tank capacity: 432 mm (17.0 in) -
Page 36: Clamp Screw Mounting Models
Consult your Yamaha dealer for further details. EMU28235 Clamp screw mounting models... -
Page 37: Procedure
Maintenance It is advisable to have your outboard motor Install the outboard motor on the test serviced by an authorized Yamaha dealer pri- tank. or to storage. However, you, the owner, with a minimum of tools, can perform the following procedures. -
Page 38: Lubrication (Except Oil Injection Models)
Just prior to turning off the engine, quickly Wax the cowling with a non-abrasive wax spray “Yamaha Stor-Rite Engine Fogging such as “Yamaha Silicone Wax” (Part No. Oil” (Part No. LUB-STRRT-12-00) alter- ACC-11000-15-02). nately into each carburetor or the fogging... -
Page 39: Checking Painted Surface Of Motor
If you or the owner is not famil- iar with machine servicing, this work should be done by your Yamaha dealer or other qualified mechanic. Maintenance, replacement, or repair of the emission control devices and systems may be performed by any marine engine repair establishment or individual. -
Page 40: Maintenance Chart
Refer to the sections in this chapter for expla- nations of each owner-specific action. The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every Item Actions... -
Page 41: Greasing
Do not attempt to di- EWM00560 agnose any problems yourself. Instead, take WARNING the outboard motor to a Yamaha dealer. You When removing or installing a spark plug, should periodically remove and inspect the be careful not to damage the insulator. A... -
Page 42: Checking Fuel System
Improper repairs can make the outboard unsafe to operate. Check the fuel lines for leaks, crack, or mal- function. If a problem is found, your Yamaha dealer or other qualified mechanic should re- pair it immediately. 1. Spark plug gap 2. -
Page 43: Changing Engine Oil
If you have difficulty veri- fying the idle speed, or the idle speed requires Prepare a suitable container that holds a adjustment, consult a Yamaha dealer or other larger amount than the engine oil capaci- qualified mechanic. -
Page 44: Checking Wiring And Connectors
Con- tinued operation with a problem could cause severe engine damage. Consult your Yamaha dealer if the problem cannot be located and corrected. Turn off the engine and wait 3 minutes. 1. Drain screw Recheck the oil level using the oil level Put a new gasket on the oil drain screw. -
Page 45: Exhaust Leakage
Check for oil leaks on the around the engine. Check each of the propeller blades for NOTE: wear, erosion from cavitation or ventilation, If any leaks are found, consult your Yamaha or other damage. dealer. Check the propeller shaft for damage. -
Page 46: Removing The Propeller
Severe injury could oc- tion and be lost. cur if the outboard motor accidentally Apply Yamaha marine grease or a corro- falls. sion resistant grease to the propeller Tilt the outboard motor so that the gear oil shaft. -
Page 47: Inspecting And Replacing Anode(S)
NOTE: NOTE: For disposal of used oil consult your Yamaha Inspect ground leads attached to external an- dealer. odes on equipped models. Consult a Yamaha With the outboard motor in a vertical po-... -
Page 48: Checking Top Cowling
EMU29390 Checking top cowling Check the fitting of the top cowling by pushing it with both hands. If it is loose have it repaired by your Yamaha dealer. EMU29400 Coating the boat bottom A clean hull improves boat performance. The boat bottom should be kept as clean of marine growth as possible. -
Page 49: Trouble Recovery
Yamaha outboard motors. Therefore Q. Has fuel pump malfunctioned? some items may not apply to your model. A. Have serviced by a Yamaha dealer. If your outboard motor requires repair, bring it to your Yamaha dealer. Q. Are spark plug(s) fouled or of incorrect... - Page 50 A. Return to normal operating position. A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Is fuel joint connection incorrect? Q. Have ignition parts failed? A.
- Page 51 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or oth- A. Have serviced by a Yamaha dealer. er obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.
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Page 52: Temporary Action In Emergency
EWM01020 Q. Is steering pivot loose or damaged? WARNING A. Tighten or have serviced by a Yamaha Use this procedure only in an emergen- dealer. cy and only to return to port for repairs. When the emergency starter rope is... -
Page 53: Emergency Starting Engine
Trouble Recovery Do not attach the lanyard to clothing that could tear loose. Do not route the cord where it could become entangled, preventing it from functioning. Avoid accidentally pulling the lanyard during normal operation. Loss of engine power means the loss of most steering control. - Page 54 Trouble Recovery Remove the starter case by pulling it to- 10. Prepare the engine for starting; see page wards you. 21. Be sure the engine is in neutral and that the engine stop switch lanyard lock plate is attached to the engine stop switch.
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Page 55: Treatment Of Submerged Motor
Engine oil capacity: 0.4 L (0.42 US qt) (0.35 Imp.qt) If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise Feed engine fogging oil or engine oil some corrosion may begin almost immediate- through the carburetor(s) and spark plug... -
Page 56: Consumer Information
Consumer information EMU29811 Important warranty information for U.S.A. and Canada... - Page 57 Consumer information...
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Page 58: Yamaha Motor
Consumer information EMU29830 YAMAHA MOTOR CORPORATION, U.S.A. FOUR-STROKE OUTBOARD MOTOR THREE-YEAR LIMITED WARRANTY... - Page 59 Consumer information...
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Page 60: Important Warranty Information If You Use Your Yamaha Outside U.s.a. Or Canada
Consumer information EMU29840 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE U.S.A. OR CANADA... - Page 61 YAMAHA MOTOR CORPORATION, USA Printed in France January 2004–0.3 × 1 CR...