EMU25110 Yamaha. If you have any question about the operation or maintenance of your outboard motor, please consult a Yamaha dealer. In this Owner’s Manual particularly important...
Table of contents General information ......1 Oil level indicators (three indicators) ........19 Identification numbers record..1 Oil level indicator (digital type) ..19 Outboard motor serial number ..1 Overheat warning indicator (digital Key number........1 type) ..........20 Emission control information ...
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Periodic maintenance....53 CORPORATION, U.S.A. OUTBOARD MOTOR TWO Replacement parts ......53 YEAR LIMITED WARRANTY ..77 Maintenance chart ......54 IMPORTANT WARRANTY Maintenance chart (additional)..55 INFORMATION IF YOU USE Greasing ......... 56 YOUR YAMAHA OUTSIDE THE Cleaning and adjusting spark...
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Table of contents USA OR CANADA ...... 80...
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. Key number...
General information particular label. ZMU05236 ZMU04844 EMU25262 Manufactured date label 1. Star labels location This label is attached to the clamp bracket or the swivel bracket. EMU25280 One Star—Low Emission The one-star label identifies engines that meet the Air Resources Board’s 2001 ex- haust emission standards.
General information the outboard should be equal to or less than the rated horsepower capacity of the boat. If the rated horsepower capacity of the boat is unknown, consult the dealer or boat manufacturer. Do not modify the outboard. Modifications could make the motor unfit or unsafe to use.
If nec- essary, verify the necessary replacement procedure with the dealer. Never illegally discard (dump) the product. Yamaha recommends consulting the deal- er on discarding the product. ZMU01948 Be informed about boating safety. Additional...
General information EMU25401 performance loss and engine damage. Label Do not use gasoline mixed with oil (pre- EWM01260 mix). WARNING Recommended engine oil: YAMALUBE Be sure shift control is in neutral before 2-stroke outboard oil. starting engine. (except 2HP) Refer to Owner’s manual. Do not touch or remove electrical parts EMU25500 when starting or during operation.
General information to continue its course and speed, except to In the following illustration, your boat is in the avoid an immediate collision. When you center. You should give the right-of-way to maintain your direction and speed, the other any vessels shown in white area (you are the vessel will be able to determine how best to Give-Way vessel).
General information of the way of the other. If the other vessel is heard, however, the vessel should still pro- on your right, you must keep out of its way; ceed around the bend with caution. If you you are the Give-Way vessel. If the other navigate such waters with your boat, you will vessel is on your port (left) side, remember need to carry a portable air horn, available...
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General information tion with respect to the buoys should be re- versed; red buoys should be to port and black buoys to starboard. Many bodies of water used by boaters are entirely within the boundaries of a particular state. The Uniform State Waterway Marking System has been devised for these waters.
General information ZMU01708 EMU25540 away from sparks, flames, or other Fueling instructions sources of ignition. EWM00010 Stop engine before refueling. WARNING Refuel in a well-ventilated area. Refuel GASOLINE AND ITS VAPORS ARE HIGH- portable fuel tanks off the boat. LY FLAMMABLE AND EXPLOSIVE! Take care not to spill gasoline.
Gasohol containing ethanol can be used if ethanol content does not exceed 10% and the fuel meets minimum octane ratings. Yamaha does not recommended gasohol containing methanol because it can cause fuel system damage or engine performance problems.
60. on the engine. EMU25770 Yamaha outboard motors are fitted with pro- Start-in-gear protection pellers chosen to perform well over a range Yamaha outboard motors or Yamaha-ap- of applications, but there may be uses where...
Basic components EMU25799 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all mod- els. VZ200, VZ225, VZ250, VZ300 YAMAHA YAMAHA SPEED SPEED Km/h Km/h knot knot mile mile TRIP...
Basic components ZMU05429 1. Tachometer unit (Square type)* 2. Tachometer unit (Round type)* 3. Speedometer unit (Square type)* 4. Speed & fuel meter unit (Square type)* 5. Speed & fuel meter unit (Round type)* 6. Fuel management meter (Square type)* EMU26180 Remote control The remote control lever actuates both the...
Basic components EMU26190 Remote control lever Moving the lever forward from the neutral po- sition engages forward gear. Pulling the le- ver back from neutral engages reverse. The engine will continue to run at idle until the le- ver is moved about 35° (a detent can be felt). Moving the lever farther opens the throttle, and the engine will begin to accelerate.
Basic components remote control lever, and can be set accord- your arm or leg while operating. ing to operator preference. Do not attach the lanyard to clothing To increase resistance, turn the adjuster that could tear loose. Do not route the clockwise.
Basic components “ ” (start) EMU26151 Power trim and tilt switch on bottom With the main switch in the “ ” (start) po- engine cowling sition, the starter motor turns to start the en- The power trim and tilt switch is located on gine.
Basic components force. 2. Bolt EWM00840 3. Cap WARNING An improperly adjusted trim tab could cause difficult steering. Always test run after the trim tab has been installed or re- placed to be sure steering is correct. Be sure you have tightened the bolt after ad- justing the trim tab.
NOTE: when the gear shift is in neutral. For details on usage, see page 51. If the warning system has activated, stop the engine and consult a Yamaha dealer immediately. EMU26470 Tachometer This gauge shows the engine speed and has...
Basic components NOTE: The water separator and engine trouble warning indicators only operate when the en- gine is equipped with the appropriate func- tions. EMU26540 Oil level indicators (three indicators) The indicators on the gauge show the status of the oil level. For details on how to read the ZMU04577 indicators, see page 38.
Basic components ZMU01867 1. Speedometer 1. Oil level indicator 2. Fuel gauge EMU26581 3. Trip meter/clock/voltmeter Overheat warning indicator (digital 4. Warning indicator(s) type) NOTE: If the engine temperature rises too high, the After the main switch is first turned on, all warning indicator will start to blink.
Basic components 3. Selector switch (for fuel sensor) EMU26610 Trim meter This gauge shows the trim angle of your out- board motor. ZMU01869 EMU26650 Hour meter (digital type) This meter shows the number of hours the engine has been run. It can be set to show the total number of hours or the number of ZMU04581 hours for the current trip.
The trip distance is shown in kilometers or CAUTION: miles depending upon the unit of measure- The Yamaha fuel tank sensor differs from ment selected for the speedometer. conventional sensors. Incorrectly setting The trip distance is kept in memory by bat- the selector switch on the gauge will give tery power.
ECM00870 CAUTION: display will be available. For the optional sensor, consult your Yamaha dealer. The ta- Get back to the port soon if a warning de-...
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Basic components chometer unit is available in round or square types. Check your tachometer unit type. ZMU05417 1. Set button ZMU05415 2. Mode button 1. Set button 2. Mode button 4 5 2 ZMU05453 1. Tachometer ZMU05452 2. Trim meter 3.
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If the buzzer sounds and the wa- level warning device has activated. Seri- ter separator warning indicator blinks, con- ous engine damage will occur. sult your Yamaha dealer immediately. Overheat warning NOTE: If the engine temperature rises too high while To stop the buzzer, press the “...
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Basic components ous engine damage will occur. soon and consult a Yamaha dealer immedi- Do not continue to operate the engine if ately. a warning device has activated. Con- sult your Yamaha dealer if the problem cannot be located and corrected.
NOTE: available. For the optional sensor, consult The speedometer unit shows various kinds your Yamaha dealer. of information according to the setting made using the “ ” (set) and “ ” (mode) but- tons.
CAUTION: Do not continue to operate the engine if a warning device has activated. Consult your Yamaha dealer if the problem can- not be located and corrected. EMU26816 Overheat warning This engine has an overheat warning device.
Basic components tiller handle, remote control box, or main switch panel). ZMU01871 The oil level warning indicator will light or blink. If the warning system has activated, stop the engine and check the cooling water inlet for clogging. ZMU03942 ZMU02373 EMU26846 Oil level warning and oil filter clogging warning...
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Basic components ZMU03025 ZMU01952 If the warning system has been activated, stop the engine and check for the cause. 1. Oil filter NOTE: The warning for oil filter clogging is similar to the warnings for low oil level and overheat- ing.
Operation EMU26901 specific boat and motor combination. Installation EWM00830 ECM00110 WARNING CAUTION: Improper mounting of the outboard mo- Incorrect engine height or obstructions tor could result in hazardous conditions to smooth water flow (such as the design such as poor handling, loss of control, or or condition of the boat, or accessories fire hazards.
Test runs at different heights can help de- termine the optimum mounting height. Consult your Yamaha dealer or boat man- ufacturer for further information on deter- mining the proper mounting height. For instructions on setting the trim angle of the outboard motor, see page 42.
Do not exceed half throttle (approxi- Check fuel line connections to be sure they mately 3000 r/min). Vary engine speed are tight (if equipped Yamaha fuel tank or occasionally. If you have an easy-plan- boat tank). ing boat, accelerate at full throttle onto...
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After any air in the oil lines has been expelled, the oil injection system should supply oil normally. If no oil is flowing after 10 minutes of idling, consult your Yamaha dealer. ECM00560 CAUTION: Be sure to take the above steps when...
The top oil level line indi- Ring Free Fuel Additive, available from cates approximately 1.9 L (0.5 US gal, 0.4 your Yamaha dealer. Ring Free Fuel Addi- Imp gal) can be added, and the bottom oil tive has repeatedly proven its ability to clean level line indicates approximately 3.8 L (1 US...
Operation EMU27321 Oil level indicator operation The various functions of the oil level system are as follows: EMU27381 Oil level indicator Electric start models Oil level warning Oil level warning Engine oil Remote oil indicator indicator (analog Remarks tank tank (digital tachometer) tachometer)
Operation EMU27450 Operating engine EMU27482 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. 1.
Operation your arm or leg while operating. turn to “ ” (on). Do not attach the lanyard to clothing ECM00191 CAUTION: that could tear loose. Do not route the Never turn the main switch to “ ” lanyard where it could become entan- (start) while the engine is running.
Operation EMU27861 Trimming outboard motor The trim angle of the outboard motor helps determine the position of the bow of the boat in the water. Correct trim angle will help im- prove performance and fuel economy while reducing strain on the engine. Correct trim angle depends upon the combination of boat, engine, and propeller.
Operation switch while the boat is moving. Adjust the outboard motor trim angle using the power trim and tilt switch. 1. Power trim and tilt switch ZMU01983 1. Trim operating angle EMU27882 Adjusting trim angle Power trim and tilt models ZMU01944 EWM00751 WARNING...
Operation cy to steer to one side or the other. Compen- also makes the boat unstable. Resistance at sate for this as you steer. The trim tab can the bow is greatly increased, heightening the also be adjusted to help offset this effect. danger of “bow steering”...
Operation few minutes. Otherwise fuel may leak. ECM00241 CAUTION: Before tilting the outboard motor, stop the engine by following the procedure on page 42. Never tilt the outboard mo- tor while the engine is running. Severe damage from overheating can result. Do not tilt up the engine by pushing the tiller handle (if equipped) because this could break the handle.
Operation sure. Models equipped with trim rods: Once the outboard motor is supported with the tilt support lever, press the power trim and tilt switch / power tilt switch “ ” (down) to retract the trim rods. ECM00250 CAUTION: Be sure to retract the trim rods complete- ZMU01885 ly during mooring.
/ power tilt switch. page 49. Cruising in turbid water Yamaha strongly recommends that you use the optional chromium-plated water pump kit (not available for some models) if you use the outboard motor in turbid or muddy water...
Maintenance VZ300TR 730 ±30 r/min EMU31480 Specifications Engine: NOTE: Type: 2-stroke V “(AL)” stated in the specification data below Displacement: represents the numerical value for the alumi- 3342.0 cm (203.93 cu.in) num propeller installed. Bore × stroke: Likewise, “(SUS)” represents the value for 93.0 ×...
Propeller nut: sition using a motor support device such as 55.0 Nm (40.6 ft-lb) (5.61 kgf-m) a transom saver bar. Consult your Yamaha EMU28222 dealer for further details. Transporting and storing...
Maintenance ing Silicon, Phosphorus, or Lead. Con- fresh water. sult your Yamaha dealer for details on the Drain the cooling water completely out use of chemical goods for storage. of the motor. Clean the body thoroughly. EMU28410 EMU28303 Lubrication (oil injection models)
Maintenance EMU28430 Disconnect and remove the battery from Battery care the boat. Always disconnect the black EWM00330 negative cable first to prevent the risk of WARNING shorting. Battery electrolytic fluid is dangerous; it Clean the battery casing and terminals. contains sulfuric acid and therefore is Fill each cell to the upper level with dis- poisonous and highly caustic.
Tighten the connector securely. and paint the areas. A touch-up paint is avail- ECM00540 CAUTION: able from your Yamaha dealer. Do not leave the garden hose connector loose on the bottom cowling fitting or let the hose hang free during normal opera-...
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 sys- tems may be performed by any marine engine repair establishment or individual.
When operating in salt water, turbid or muddy water, the engine should be flushed with clean water after each use. 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 50 hours Item...
Maintenance EMU28931 Greasing Yamaha marine grease (Water resistant grease) VZ200, VZ225, VZ250, VZ300 ZMU01986 sparks, which could lead to explosion or EMU28952 Cleaning and adjusting spark plug fire. EWM00560 The spark plug is an important engine com- WARNING ponent and is easy to inspect. The condition...
ZMU01892 Check the fuel lines for leaks, crack, or mal- 1. Spark plug gap function. If a problem is found, your Yamaha 2. Spark plug I.D. mark (NGK) dealer or other qualified mechanic should re- pair it immediately.
If you have difficulty ver- ifying the idle speed, or the idle speed re- quires adjustment, consult a Yamaha dealer or other qualified mechanic. Verify whether the idle speed is set to specification.
Oil injection models There is a water trap at the bottom of the en- gine oil tank. If water or foreign matter is vis- ible in this trap, consult your Yamaha dealer. ZMU01895 1. Water trap 2. Engine oil tank...
Tilt the outboard motor up and check smoothly. that the tilt rod and trim rods are extend- NOTE: ed completely. Consult your Yamaha dealer if any operation is abnormal. EMU29171 Checking propeller EWM00321 WARNING...
The propeller will then bend the ends over securely. Otherwise spin freely on the shaft. If this happens, the the propeller could come off during op- shear pin must be replaced. eration and be lost. Apply Yamaha marine grease or a cor-...
Never get under the lower unit while it NOTE: is tilted, even when the tilt support lever For disposal of used oil consult your Yamaha or knob is locked. Severe injury could dealer. occur if the outboard motor accidental- ly falls.
Maintenance ized filling device, inject the gear oil into Yamaha dealer for inspection and replace- the gear oil drain screw hole. ment of internal anodes attached to the pow- er unit. ZMU02364 ZMU01901 Recommended gear oil: Hypoid gear oil SAE#90 Gear oil quantity: 1050.0 cm...
KEEP BATTERIES AND ELECTROLYTIC NOTE: FLUID OUT OF REACH OF CHILDREN. Consult a Yamaha dealer when charging or re-charging batteries. ECM00360 CAUTION: EMU29362 A poorly maintained battery will quickly Connecting the Battery deteriorate.
Remove the accessory battery coupler cover from the outboard motor. NOTE: If a battery selector switch is desired, consult your Yamaha dealer about correct wiring. EMU29370 Disconnecting the battery Disconnect the BLACK cable from the NEG- ATIVE (-) terminal first. Then disconnect the RED cable from the POSITIVE (+) terminal.
Maintenance ZMU04680 EMU29400 Coating the boat bottom A clean hull improves boat performance. The boat bottom should be kept as clean of ma- rine growth as possible. If necessary, the boat bottom can be coated with an anti-foul- ing paint approved for your area to inhibit marine growth.
Q. Has fuel pump malfunctioned? If your outboard motor requires repair, bring A. Have serviced by a Yamaha dealer. it to your Yamaha dealer. If the engine trouble warning indicator is Q. Are spark plug(s) fouled or of incorrect flashing, consult your Yamaha dealer.
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Q. Is fuel contaminated or stale? A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? A. Have serviced by a Yamaha dealer. Q. Is fuel filter clogged? A. Clean or replace filter. Q. Is fuel joint connection incorrect? A.
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Trouble Recovery A. Have serviced by a Yamaha dealer. Q. Are weeds or other foreign matter tangled on gear housing? Q. Is load on boat improperly distributed? A. Remove foreign matter and clean lower A. Distribute load to place boat on an even unit.
(if equipped). Replace it with a spare one of the proper amperage. Q. Is steering pivot loose or damaged? EWM00630 A. Tighten or have serviced by a Yamaha WARNING dealer. Be sure to use the specified fuse. An in-...
Trouble Recovery ZMU02403 ZMU01903 1. Manual valve screw 1. Electrical cover 2. Fuse holder Put the engine in the desired position, 3. Fuse (20A, 30A, 100A) then tighten the manual valve screw by 4. Spare fuse (20A, 30A, 100A) 5. Fuse puller turning it clockwise.
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Trouble Recovery ZMU05501 1. Water separator warning indicator 1. Filter cup 2. Water detection switch lead Stop the engine. Remove the top cowling. Drain the water in the filter cup by soak- Disconnect the water detection switch ing it up with a rag. coupler.
Trouble Recovery mains off. NOTE: Have a Yamaha dealer inspect the outboard motor after returning to port. EMU29670 Engine fails to operate EMU29741 Low oil level warning activates If the oil level is allowed to drop too low, the ZMU01880...
Treatment of submerged motor plug holes while rotating the flywheel If the outboard motor is submerged, immedi- manually. ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immedi- ately. If you cannot immediately take the outboard...
Consumer information EMU29841 IMPORTANT WARRANTY INFORMATION IF YOU USE YOUR YAMAHA OUTSIDE THE USA OR CANADA...
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Printed in Japan April 2006–0.1 ×1 ! Printed on recycled paper...
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(A l’usage du concessionnaire) MODÉLE ET NO. DE SÉRIE DU MOTEUR HORS-BORD (sur l’étiquette d’identification de la presse de fixation) YAMAHA DEALER NUMBER NO. DU CONCESSIONNAIRE YAMAHA DEALER NAME YAMAHA MOTOR CO., LTD. NOM DU MADE IN JAPAN CONCESSIONNAIRE PAYS D'ORIGINE JAPON USAGE...
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PLACE POSTAGE HERE ATTN: WARRANTY DEPARTMENT...