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EMU25080 Read this owner’s manual carefully before operating your outboard motor.
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Yamaha. If you have any question about the also be voided. operation or maintenance of your outboard Some countries have laws or regulations re- motor, please consult a Yamaha dealer.
Table of contents General information ......1 Trip meter ........18 Clock ..........18 Identification numbers record..1 Fuel gauge ........18 Outboard motor serial number ..1 Fuel warning indicator ..... 19 Key number........1 Low battery voltage warning EC label...........
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Table of contents control models) ......40 system........... 60 Reverse (automatic reverse lock Checking propeller ......61 and power trim and tilt models)..40 Removing the propeller ....62 Stopping engine ......41 Installing the Propeller..... 62 Procedure ........41 Changing gear oil ......
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 is a good idea to wear a PFD whenever boating. At a minimum, children and non- swimmers should always wear PFDs, and everyone should wear PFDs when there are potentially hazardous boating condi- tions. Gasoline is highly flammable, and its va- pors are flammable and explosive.
Never illegally discard (dump) the product. Keep hands, hair, and clothes away Yamaha recommends consulting the deal- from flywheel and other rotating parts er on discarding the product. while engine is running.
General information an equivalent TC-W3 certified ouboard oil. EMU25540 Fueling instructions EWM01270 WARNING EWM00010 WARNING Do not add gasoline to the oil tank. Fire GASOLINE AND ITS VAPORS ARE HIGH- explosion could result. LY FLAMMABLE AND EXPLOSIVE! EMU30471 Do not smoke when refueling, and keep Label away from sparks, flames, or other EWM01411...
ECM01160 Yamaha outboard motors are fitted with pro- CAUTION: pellers chosen to perform well over a range Serious damage could result from use of of applications, but there may be uses where a lesser quality oil.
For instructions on propeller removal and in- stallation, see page 61. EMU25760 Start-in-gear protection Yamaha outboard motors affixed with the pictured label or Yamaha-approved remote control units are equipped with start-in-gear protection device(s). This feature permits the engine to be started only when it is in neutral.
EMU25799 Main components NOTE: * May not be exactly as shown; also may not be included as standard equipment on all mod- els. Z150P, LZ150P, Z175G, Z200N, LZ200N ZMU04714 1. Top cowling 15. Digital tachometer* 2. Top cowling lock lever(s) 16.
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 used when the remote control lever is in NOTE: the neutral position. The neutral throttle lever will operate only After the button is pushed, the throttle be- when the remote control lever is in neutral. gins to open after the remote control lever The remote control lever will operate only is moved at least 35°.
Basic components NOTE: The engine cannot be started with the lock plate removed. ZMU04646 When constant speed is desired, tighten the adjuster to maintain the desired throttle set- ting. EMU25990 Engine stop lanyard switch 1. Lanyard 2. Lock plate The lock plate must be attached to the en- gine stop switch for the engine to run.
Basic components “ ” (start) With the main switch in the “ ” (start) po- sition, the starter motor turns to start the en- gine. When the key is released, it returns automatically to the “ ” (on) position. EMU26151 Power trim and tilt switch on bottom engine cowling The power trim and tilt switch is located on...
Basic components For instructions on using the power trim and tilt switches, see pages 41 and 43. EMU26241 Trim tab with anode The trim tab should be adjusted so that the steering control can be turned to either the right or left by applying the same amount of force.
Basic components ZMU03979 1. Tilt support lever EMU26391 Top cowling lock levers To remove the outboard motor top cowling, pull up the front and rear lock levers. Then lift off the cowling. When the cowling, check to be sure it fits properly in the rubber seal. Then lock the cowling again by moving the levers downward.
This device is used to clean the cooling wa- If the warning system has activated, stop ter passages of the motor using a garden the engine and consult a Yamaha dealer hose and tap water. immediately. NOTE:...
Basic components page 28. 5. Overheat warning indicator ECM00050 6. Water separator warning indicator CAUTION: 7. Engine trouble warning indicator 8. Set button Do not continue to run the engine if the 9. Mode button overheat warning indicator is on. Serious engine damage will occur.
Basic components turning on the main switch to make sure all segments come on. NOTE: The speedometer displays km/h, mph, or knots, according to operator preference. Se- lect the desired unit of measurement by set- ting the selector switch on the back of the gauge.
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.
Basic components vice has activated. For charging the bat- tery, consult your Yamaha dealer. ZMU01745 EMU26720 Fuel warning indicator If the fuel level decreases to one segment, 1. Low battery indicator the fuel level warning segment will begin to blink.
Basic components segments come on. EMU26750 Fuel flow meter The fuel flow meter displays the amount of fuel flow over a one hour period, at the cur- rent rate of engine operation. If twin engines are installed on your boat, the fuel flow meter displays the total fuel flow of both the port and starboard engines.
(winter or summer fuel and amount of additives). The Yamaha digital speedometer and fuel management meter calculates speed, miles traveled, and fuel economy by water movement at the stern of the boat. This...
7. Battery voltage display will be available. For the optional 8. Oil level (2-stroke models) sensor, consult your Yamaha dealer. The ta- chometer unit is available in round or square types. Check your tachometer unit type.
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If the buzzer sounds and the wa- ter separator warning indicator blinks, con- sult your Yamaha dealer immediately. NOTE: ZMU05417 To stop the buzzer, press the “...
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Do not continue to operate the engine if ECM01580 a warning device has activated. Con- CAUTION: sult your Yamaha dealer if the problem Do not continue to run the engine if the oil cannot be located and corrected. level warning device has activated. Seri- Water separator warning ous engine damage will occur.
Basic components soon and consult a Yamaha dealer immedi- ately. ZMU05427 ZMU05425 ZMU05428 EMU31610 Speed & fuel meter unit ZMU05426 This unit shows the boat speed and has the ECM00920 functions of fuel meter, total fuel consump- CAUTION: tion display, fuel economy display, fuel flow In such an event, the engine will not oper- display, and system voltage display.
If optional sensors are connected to the unit, trip display, water surface tempera- ture display, depth display, and clock will be available. For the optional sensor, consult your Yamaha dealer. ZMU05434 1. Set button 2. Mode button...
Basic components EMU31630 Fuel management meter This meter has functions of fuel flow meter, total consumption display, fuel economy dis- play, and remaining fuel display. ZMU05436 1. Set button 2. Mode button ZMU05438 1. Set button 2. Mode button ZMU05437 1.
START START 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. ZMU04584 EMU26824 If the warning system has activated, stop the Overheat warning (twin engines) engine and check the cooling water inlet for This engine has an overheat warning device.
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Basic components Activation of warning device NOTE: Engine speed will automatically decrease The warning for oil filter clogging is similar to to about 2000 r/min. the warnings for low oil level and overheat- The oil level warning indicator will light or 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 deter- mine the optimum mounting height. Con- sult your Yamaha dealer boat manufacturer for further information on de- termining the proper mounting height. For instructions on setting the trim angle of the outboard motor, see page 41.
Next 50 minutes: Check fuel line connections to be sure they Do not exceed half throttle (approxi- are tight (if equipped Yamaha fuel tank or mately 3000 r/min). Vary engine speed boat tank). occasionally. If you have an easy-plan-...
Operation blinks, consult your Yamaha dealer imme- your Yamaha dealer. diately. ECM00560 CAUTION: EMU27120 Be sure to take the above steps when Check to be sure you have plenty of oil for operating the engine after a long period your trip.
Operation This engine uses the Yamaha oil injection system, which provides superior lubrication by ensuring the proper oil ratio for all operat- ing conditions. No fuel premixing is needed. Simply pour gasoline into the fuel tank and oil into the oil tank. Convenient indicators show the status of the oil supply.
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Operation imum of 5 liters (5.3 US qt, 4.4 Imp qt) of oil should be kept in the remote oil tank. Otherwise the oil-feed pump chamber will not be filled with oil, and no oil will be supplied.
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.
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Operation START START ZMU04588 ZMU04589 Attach the engine stop switch lanyard to Turn the main switch to “ ” (on). a secure place on your clothing, or your NOTE: arm or leg. Then install the lock plate on Dual engine users: When the main switch is the other end of the lanyard into the en- turned on, the buzzer operates for a few sec- gine stop switch.
ZMU04590 hole is blocked. Consult your Yamaha Immediately after the engine starts, re- dealer if the problem cannot be located lease the main switch to return it to “...
Operation you. EMU27785 Reverse (automatic reverse lock and ECM00220 power trim and tilt models) CAUTION: EWM00190 To change the boat direction or shifting WARNING position from forward to reverse or vice- When operating in reverse, go slowly. Do versa, first close the throttle so that the not open the throttle more than half.
Operation EMU27820 switch to “ ” (off). Stopping engine EMU27861 Before stopping the engine, first let it cool off Trimming outboard motor for a few minutes at idle or low speed. Stop- The trim angle of the outboard motor helps ping the engine immediately after operating determine the position of the bow of the boat at high speed is not recommended.
Operation not adjust the trim angle with this 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 ZMU04718 1. Trim operating angle EMU27882 Adjusting trim angle Power trim and tilt models ZMU04601 EWM00751...
Operation To raise the bow (trim-out), press the switch “ ” (up). To lower the bow (trim-in), press the switch “ ” (down). Make test runs with the trim set to different angles to find the position that works best for your boat and operating conditions.
Operation salt corrosion. EWM00220 WARNING Be sure all people are clear of the out- board motor when tilting up and down, also be careful not to pinch any body parts between the drive unit and engine bracket. EWM00250 ZMU04588 WARNING Disconnect the fuel line from the out- Leaking fuel is a fire hazard.
Operation from marine growth and corrosion which could damage the power trim and tilt mechanism. ZMU03995 Push the tilt support knob into the clamp bracket or pull the tilt support lever to- ZMU03997 ward you to support the engine. EMU28055 Procedure for tilting down (power trim and tilt models / power tilt models)
Operation to allow operation in shallow water. EWM00660 WARNING Place the gear shift in neutral before setting up for shallow water cruising. Return the outboard motor to its normal position as soon as the boat is back in deeper water. ECM00260 ZMU01936 CAUTION:...
For cooling system flushing instructions, see 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 conditions.
Maintenance Gear positions: 25.0 Nm (18.4 ft-lb) (2.55 kgf-m) Forward-neutral-reverse Propeller nut: Gear ratio: 55.0 Nm (40.6 ft-lb) (5.61 kgf-m) 1.86 (26/14) EMU28222 Transporting and storing Trim and tilt system: outboard motor Power trim and tilt Propeller mark: EWM00690 WARNING LZ150PETO ML LZ200NETO ML Leaking fuel is a fire hazard.
Maintenance a transom saver bar. Consult your Yamaha EMU28303 Procedure dealer for further details. EMU29953 Flushing with the flushing attachment Wash the outboard motor body using fresh water. For further information, see page 53. Disconnect the fuel line from the motor or shut off the fuel cock, if equipped.
11. If “Fogging Oil” is not available, turn off turn the engine off, and consult your the engine after the 6 step. Then per- Yamaha dealer. form the 8 step procedure. Run the engine at a fast idle for a few 12.
KEEP BATTERIES AND ELECTROLYTIC seal. Seal replacement should be per- FLUID OUT OF REACH OF CHILDREN. formed by an authorized Yamaha dealer Batteries vary among manufacturers. There- prior to use. fore the following procedures may not al- Grease all grease fittings.
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-...
Be sure to turn off the engine when you perform maintenance unless otherwise specified. 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. EMU28510 Replacement parts...
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 EMU28940 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) Z150P, LZ150P, Z175G, Z200N, LZ200N ZMU04724 EMU28952 damaged insulator could allow external Cleaning and adjusting spark plug sparks, which could lead to explosion or EWM00560 fire.
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 ZMU01892 dealer or other qualified mechanic should re- pair it immediately.
There is a water trap at the bottom of the en- Fuel line joint leakage gine oil tank. If water or foreign matter is vis- Fuel line cracks or other damage ible in this trap, consult your Yamaha dealer. Fuel connector leakage EMU29041 Inspecting idling speed...
Maintenance Check that each connector is engaged se- curely. ZMU03458 1. Tilt rod ZMU04007 2. Trim rods EMU29120 Exhaust leakage Use the tilt support lever to lock the mo- Start the engine and check that no exhaust tor in the up position. Operate the tilt leaks from the joints between the exhaust down switch briefly so the motor is sup- cover, cylinder head, and body cylinder.
Unlock the tilt sup- port lever. ZMU01896 ZMU03460 Tilt the outboard motor down. Check that the tilt rod and trim rods operate smoothly. NOTE: Consult your Yamaha dealer if any operation is abnormal. EMU29171 Checking propeller ZMU01897 EWM00321 Checkpoints WARNING...
Remove the propeller nut, washer, and the propeller could come off during op- spacer (if equipped). eration and be lost. Apply Yamaha marine grease or a cor- rosion resistant grease to the propeller shaft. Install the thrust washer and propeller on the propeller shaft.
Severe injury could into the gear case which can cause gear occur if the outboard motor accidental- damage. Consult a Yamaha dealer for re- ly falls. pair of the lower unit seals. Tilt the outboard motor so that the gear...
Inspect ground leads attached to external LZ200NETO 870.0 cm (29.41 US oz) anodes on equipped models. Consult a (30.68 Imp.oz) Yamaha dealer for inspection and replace- Z150PETO 980.0 cm (33.13 US oz) ment of internal anodes attached to the pow- (34.56 Imp.oz) er unit.
(for example: welding charge the battery when it is low. equipment, lighted cigarettes, and so NOTE: on.) Consult a Yamaha dealer when charging or DO NOT SMOKE when charging or han- re-charging batteries. dling batteries. EMU29351 KEEP BATTERIES AND ELECTROLYTIC Connecting the Battery FLUID OUT OF REACH OF CHILDREN.
7. Small red lead for accessory battery charg- ing (optional part) NOTE: If a battery selector switch is desired, consult your YAMAHA dealer about correct wiring. EMU29370 Disconnecting the battery 1. Red cable Disconnect the BLACK cable from the NEG- 2.
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.
ECM00370 Q. Is steering pivot loose or damaged? CAUTION: A. Tighten or have serviced by a Yamaha If the boat is operated with one engine in dealer. the water but not running, water may run...
1. Fuse puller main fuse has blown charging capabili- NOTE: ty will be insufficient, and the engine will not start. Consult your Yamaha dealer if the new fuse immediately blows again. EMU29522 Power trim and tilt / power tilt will not operate...
Trouble Recovery ZMU03464 1. Water separator warning indicator 1. Manual valve screw Stop the engine. Put the engine in the desired position, Remove the top cowling. then tighten the manual valve screw by Disconnect the water detection switch turning it clockwise. coupler.
Trouble Recovery mains off. NOTE: Have a Yamaha dealer inspect the outboard motor after returning to port. EMU29541 Starter will not operate If the starter mechanism does not operate (the engine cannot be cranked with the start- er), the engine can be started manually with ZMU05501 an emergency starter rope.
Trouble Recovery boat to be thrown forward. Make sure no one is standing behind you when pulling the starter rope. It could whip behind you and injure someone. An unguarded, rotating flywheel is very dangerous. Keep loose clothing and other objects away when starting the engine.
Trouble Recovery forming this procedure. ECM00900 CAUTION: If the emergency switch is held up too long, too much oil will be pumped into the engine oil tank, overflowing it. Re- lease the switch when oil reaches the upper level line on the engine oil tank. Do not use this emergency procedure ZMU04444 unless the oil level warning indicators...
EMU29760 Treatment of submerged motor er rope. If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immedi- ately. If you cannot immediately take the outboard motor to a Yamaha dealer, follow the proce- dure below in order to minimize engine dam- age.
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Trouble Recovery Take the outboard motor to a Yamaha dealer as soon as possible. ECM00400 CAUTION: Do not attempt to run the outboard motor until it has been completely inspected.
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YAMAHA MOTOR CO., LTD. Printed in Japan April 2006–0.1 × 1 ! Printed on recycled paper...
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