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F150G
FL150G
F175C
FL175C
F200G
FL200G
OWNER'S MANUAL
Read this manual carefully before operating this
outboard motor.
6DV-28199-75-E0

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Table of Contents
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Summary of Contents for Yamaha F150G

  • Page 1 F150G FL150G F175C FL175C F200G FL200G OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 6DV-28199-75-E0...
  • Page 2 Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating. This manual should stay with the outboard motor if it is sold.
  • Page 3 If EMU25108 To the owner there is any question concerning this manual, Thank you for selecting a Yamaha outboard please consult your Yamaha dealer. motor. This Owner’s Manual contains infor- To ensure long product life, Yamaha recom-...
  • Page 4 Important manual information EMU25122 F150G, FL150G, F175C, FL175C, F200G, FL200G OWNER’S MANUAL ©2017 by Yamaha Motor Co., Ltd. 1st Edition, February 2017 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd. is expressly prohibited.
  • Page 5: Table Of Contents

    Components diagram ....18 Passenger training ......3 Boating safety publications....3 Optional items ........20 Laws and regulations ......3 Yamaha Security System (Y-COP) ... 21 Digital Electronic Control box... 22 Digital electronic control-active General information ......4 indicator ........22 Identification numbers record ..
  • Page 6 Filling fuel ........51 Instruments and indicators .... 30 Operating engine ......51 6Y9 Multifunction Color Gauge..30 Sending fuel ........51 Yamaha Security System indicator Starting engine ......... 52 (optional) ........30 Checks after starting engine..54 Engine warm-up indicator ....30 Engine synchronization indicator ..
  • Page 7 Table of contents Checking painted surface of outboard motor......66 Periodic maintenance ....66 Replacement parts ......67 Severe operating conditions .... 67 Maintenance chart 1 ......68 Maintenance chart 2 ......70 Greasing ........... 71 Inspecting spark plug....... 72 Inspecting engine idle speed ...
  • Page 8: Safety Information

    Safety information EMU33623 EMU33661 Outboard motor safety Power trim and tilt Body parts can be crushed between the mo- Observe these precautions at all times. tor and the clamp bracket when the motor is EMU36502 Propeller trimmed or tilted. Keep body parts out of this People can be injured or killed if they come in area at all times.
  • Page 9: Gasoline

    Gasoline and its vapors are highly flamma- Have an approved PFD on board for every ble and explosive. Always, refuel according occupant. Yamaha recommends that you to the procedure on page 51 to reduce the must wear a PFD whenever boating. At a mi- risk of fire and explosion.
  • Page 10: Avoid Collisions

    Safety information tions. Overloading or incorrect weight EMU33791 Weather distribution can compromise the boats han- Stay informed about the weather. Check dling and lead to an accident, capsizing or weather forecasts before boating. Avoid swamping. boating in hazardous weather. EMU33773 Avoid collisions EMU33881 Passenger training...
  • Page 11: General Information

    Yamaha dealer or for control to the outboard motor. reference in case your outboard motor is sto- TIP: len.
  • Page 12: Key Number

    General information This outboard motor conforms to certain por- tions of the European Parliament directive re- lating to machinery. Each conformed outboard motor accompa- nied with EC DoC.EC DoC contains the fol- lowing information;  Name of Engine Manufacture  Model name ...
  • Page 13: Compliance Mark And Manufactured Date Label

    General information EMU46132 Compliance mark and manu- factured date label Engines affixed with this label conform to the regulations for each country. This label is affixed to the clamp bracket or swivel bracket. ZMU08191 1. ICES-002 Compliance Label Manufactured date The manufactured date is stamped on the la- bel for the engines that conform to the regu- lations for U.S.
  • Page 14: Read Manuals And Labels

     Read any manuals supplied with the boat.  Read all labels on the outboard motor and the boat. If you need any additional information, contact your Yamaha dealer. EMU33836 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. ZMU08832...
  • Page 15 General information 6EE-H1994-40 6EE-G2794-40 6EE-H1994-50 6EE-G2794-50 ZMU06191  Attach engine shut-off cord (lanyard) to EMU34652 Contents of labels your PFD, arm, or leg so the engine The above warning labels mean as follows. stops if you accidentally leave the helm, which could prevent a runaway boat.
  • Page 16 General information Electrical hazard EMU35133 Symbols The following symbols mean as follows. Notice/Warning ZMU05666 ZMU05696 Read Owner’s Manual ZMU05664 Hazard caused by continuous rotation ZMU05665...
  • Page 17: Specifications And Requirements

    Specifications and requirements Power unit: EMU40501 Specifications Type: TIP: 4-stroke DOHC L4 16 valves “(SUS)” indicates that the specification is for Total displacement: the outboard motor when it is equipped with 2785 cm³ (169.9 c.i.) Bore × stroke: a stainless steel propeller. 96.0 ×...
  • Page 18: Installation Requirements

    Specifications and requirements Gear ratio: Recommended gear oil grade: 1.86 (26/14) (F175CET, F200GET, SAE 90 API GL-4 / SAE 80W API GL-5 / FL175CET, FL200GET) SAE 90 API GL-5 2.0 (28/14) (F150GET, FL150GET) Gear oil quantity: Trim and tilt system: 0.980 L (1.036 US qt, 0.862 Imp.qt) Power trim and tilt Tightening torque:...
  • Page 19: Digital Electronic Control Requirements

    The battery cable size and length are critical. Perform setting of the outboard motor and Consult your Yamaha dealer about the bat- the digital electronic control unit in the follow- tery cable size and length.
  • Page 20: Propeller Selection

    Your Yamaha dealer can help you select the On counter rotation models, be sure to use a right propeller for your boating needs. Select propeller intended for counterclockwise rota- a propeller that will allow the engine to reach tion.
  • Page 21: Engine Oil Requirements

    Specifications and requirements Recommended engine oil grade 2 EMU41953 Engine oil requirements Select an oil grade according to the average 122˚F temperatures in the area where the outboard 50˚C motor will be used. 15W–40 Recommended engine oil: 20W–40 YAMALUBE 4 or 4-stroke outboard motor oil 20W–50 Recommended engine oil grade 1:...
  • Page 22: Muddy Or Acidic Water

    All ethanol blends containing more than 10% ethanol can cause fuel system damage or cause en- gine starting and running problems. Yamaha does not recommend gasohol containing methanol because it can cause fuel system damage or engine performance problems.
  • Page 23: Star Labels

    FEL : HC+NOx g/kW-h EPA CERTIFIED EVAP COMPONENTS : ZMU01702 EMU40341 Two Stars—Very Low Emission YAMAHA MOTOR CO.,LTD. The two-star label identifies engines that ZMU06894 meet the Air Resources Board’s Personal EMU25275 Star labels Watercraft and Outboard marine engine 2004 Your outboard motor is labeled with a Califor- exhaust emission standards.
  • Page 24 Specifications and requirements EMU40351 Three Stars—Ultra Low Emission The three-star label identifies engines that meet the Air Resources Board’s Personal Watercraft and Outboard marine engine 2008 exhaust emission standards or the Sterndrive and Inboard marine engine 2003-2008 ex- haust emission standards. Engines meeting these standards have 65% lower emissions than One Star-Low-Emission engines.
  • Page 25: Components

    Components EMU46721 Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all models (order from dealer). ZMU07738 1. Top cowling 2. Cowling lock lever 3. Clamp bracket 4. Power trim and tilt unit 5.
  • Page 26 Components ZMU08833 1. Ignition coil 2. Oil dipstick 3. Cowling lock lever 4. Power trim and tilt switch 5. Oil level plug 6. Oil filler cap 7. Fuse box 8. Fuel filter 9. Cooling water inlet 10.Gear oil drain screw...
  • Page 27: Optional Items

    Components EMU46731 Optional items The following items are available from your Yamaha dealer. For details, consult your Yamaha dealer. ZMU08525 1. Digital electronic control (single type) 2. Switch panel (for use with single type) 3. Digital electronic control (twin type) 4.
  • Page 28: Yamaha Security System (Y-Cop)

    Yamaha Security System (Y-COP) Yamaha dealer. ECM02461 NOTICE The Yamaha Security System is sold in conformity with the relevant laws and reg- ulations regarding radio wave transmis- sion. Therefore, if this product is used outside the country where it was sold, it...
  • Page 29: Digital Electronic Control Box

    Components The engine cannot be started if the security 5. Throttle friction adjuster system is in the lock mode. The engine can 6. Power trim and tilt switch be started only in the unlock mode. For more EMU34974 Digital electronic control-active indi- information, see the installation and owner’s cator manual included with the security system.
  • Page 30: Digital Electronic Control-Alert Indicator

    The digital electronic control-alert indicator and starboard sides. lights when trouble occurs in the connection between the digital electronic control and outboard motor. Consult your Yamaha dealer for details. ZMU05878 1. Neutral “ ” 2. Forward “ ”...
  • Page 31: Throttle Friction Adjuster

    Components  During operation the digital electronic con- trol-active indicator changes from continu- 22.5 ously lit to blinking. When the indicator starts blinking, the throttle begins to open after the control lever is moved at least 22.5°.  After using the free throttle switch, return the control lever to the neutral position.
  • Page 32: Engine Shut-Off Cord (Lanyard) And Clip

    Components ZMU05819 ZMU07143 When constant speed is desired, tighten the 1. Engine shut-off cord (lanyard) adjuster to maintain the desired throttle set- 2. Clip ting. 3. Engine shut-off switch EMU25996 Engine shut-off cord (lanyard) and clip The clip must be attached to the engine shut- off switch for the engine to run.
  • Page 33: Start/Stop Switch Panel

    Components 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. START ZMU07174 1. Indicator 2. Start/Stop button EMU41632 All Start/Stop switch panel ZMU07145...
  • Page 34: Power Trim And Tilt Switch On Bottom Cowling

    Components ZMU05822 ZMU07741 EMU26156 1. Power trim and tilt switch Power trim and tilt switch on bottom EMU35161 cowling Power trim and tilt switches (twin ty- The power trim and tilt switch is located on the side of the bottom cowling. Pushing the The power trim and tilt system adjusts the switch “...
  • Page 35: Trim Tab With Anode

    Components EMU26246 Trim tab with anode EWM00841 WARNING An improperly adjusted trim tab could cause difficult steering. Always test run af- ter 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.
  • Page 36: Cowling Lock Lever

    Components ECM00661 EMU40803 Flushing device NOTICE The flushing device is used to clean the cool- Do not use the tilt support lever or knob ing water passages of the outboard motor when trailering the boat. The outboard using a garden hose and tap water. For in- motor could shake loose from the tilt sup- structions on using the flushing device, see port and fall.
  • Page 37: Instruments And Indicators

    For informa- (optional) tion on other settings or changing the display, This indicator appears when the Yamaha Se- see the 6Y9 Multifunction Color Gauge own- curity System is in lock mode. Make sure it is er’s manual.
  • Page 38: Overheat Alert

     Do not continue to operate the engine if an alert device has activated. Consult EMU41683 Overheat alert your Yamaha dealer if the problem can- If the engine temperature rises too high while not be located and corrected. cruising, the pop-up window will appear.
  • Page 39: Water Separator Alert

    ZMU08000 ZMU07242 ZMU07252 Get back to the port soon if the low battery voltage-alert device has activated. For charg- ing the battery, consult your Yamaha dealer. ZMU07250...
  • Page 40: Engine Trouble Alert

    5. Menu button Multifunction display ZMU07253 ZMU08324 1. Trim meter ZMU07254 2. Optional items Return to port and consult a Yamaha dealer 3. Tachometer immediately. TIP: EMU46662 6YC Multifunction meter The optional items displayed on the multi- function display can be changed. For infor-...
  • Page 41 4. Water separator-alert indicator 5. Low oil pressure-alert indicator 6. Overheat-alert indicator Yamaha Security System indicator (op- tional) This indicator appears, when the Yamaha Se- curity System is in lock mode. ZMU08332 1. Engine trouble-alert indicator ECM00921 NOTICE In such an event, the engine will not oper- ate properly.
  • Page 42 Stop the engine immediately and see page voltage-alert device has activated. For charg- 89 of this manual to drain the water from the ing the battery, consult your Yamaha dealer. fuel filter. Get back to the port soon and con- Water separator alert sult a Yamaha dealer immediately.
  • Page 43 If the alert device has ging. activated while the appropriate engine oil lev- ECM01594 NOTICE el is maintained, consult your Yamaha dealer.  Do not continue to run the engine if the ECM01602 NOTICE overheat-alert indicator blinks. Serious Do not continue to run the engine if the engine damage will occur.
  • Page 44: 6Y8 Multifunction Meters

    Instruments and indicators 6Y8 Multifunction speed & fuel meter EMU46654 6Y8 Multifunction meters There are two types of 6Y8 Multifunction me- ters.  6Y8 Multifunction tachometer  6Y8 Multifunction speed & fuel meter 6Y8 Multifunction tachometer MODE ZMU08409 1. Set button 2.
  • Page 45 Gasoline mixed with water could cause Yamaha Security System indicator (op- damage to the engine. tional) This indicator appears, when the Yamaha Se- Engine trouble-alert indicator curity System is in lock mode. If the engine malfunctions while cruising, the Lock mode engine trouble-alert indicator will start to blink.
  • Page 46  Do not continue to operate the engine if an alert device has activated. Consult your Yamaha dealer if the problem can- not be located and corrected. Low oil pressure-alert indicator If the engine oil pressure drops too low, the...
  • Page 47: Engine Control System

    Do not continue to operate the engine if an  The engine speed will automatically de- alert device has activated. Consult your crease to about 2000–3500 r/min. Yamaha dealer if the problem cannot be  The overheat-alert indicator will light or located and corrected. blink.
  • Page 48: Low Oil Pressure Alert

    Engine control system ZMU07156 ZMU05431  The pop-up window will appear on the If the alert system has activated, stop the en- Multi-Display. gine and check the cooling water inlets:  Check trim angle to be sure that the cooling water inlet is submerged.
  • Page 49: Water Separator Alert

    If the alert system has activated, stop the en- is correct and the alert device does not gine immediately and see page 89 of this switch off, consult your Yamaha dealer. manual to drain the water from the fuel filter. Twin engine drive users:...
  • Page 50: Installation

    (drag) will increase, tant from the centerline. Consult your thereby reducing engine efficiency and per- Yamaha dealer or boat manufacturer for fur- formance. ther information on determining the proper Most commonly, outboard motor should be mounting location.
  • Page 51 Installation optimum mounting height. Consult your Yamaha dealer or boat manufacturer for fur- ther information on determining the proper mounting height. ZMU07748 1. Idle hole ECM01635 NOTICE  Make sure that the idle hole is high enough to prevent water from entering the engine even if the boat is stationary with the maximum load.
  • Page 52: Operation

    The outboard motor is shipped from the fac- wear in evenly. Correct break-in will help en- tory without engine oil. If your Yamaha dealer sure proper performance and longer engine did not fill the engine with engine oil, you life.
  • Page 53: Checks Before Starting Engine

    Operation EMU36414 3. Top cowling Checks before starting engine EWM01922 WARNING If any item in “Checks before starting en- gine” is not working properly, have it in- spected and repaired before operating the outboard motor. Otherwise, an accident could occur. ECM00121 NOTICE ZMU07750...
  • Page 54: Controls

    Check the engine shut-off cord and clip for is between the upper and lower marks. damage, such as cuts, breaks, and wear. Consult your Yamaha dealer if the oil lev- el is not at the proper level or if it appears milky or dirty.
  • Page 55: Outboard Motor

    Operation EMU40752 Installing top cowling Check the rubber seal for damage. If the rubber seal is damaged, have it replaced by a Yamaha dealer. ZMU07753 1. Oil dipstick 2. Upper mark 3. Lower mark EMU40412 Outboard motor ZMU08836  Check that the outboard motor is mounted 1.
  • Page 56: Checking Power Trim And Tilt System

    Operation rectly, water can enter the top cowling and damage the engine, or the top cowling can blow off at high speeds. [ECM02371] ZMU07757 1. Top cowling 2. Protrusion 3. Holder 4. Bottom cowling ZMU07760 Push the cowling lock levers inward to EMU35245 Checking power trim and tilt system secure the top cowling.
  • Page 57: Battery

    Check the battery’s charge. If your boat is the cylinders. equipped with a Yamaha digital speedome- ter, the voltmeter and low battery alert func- tions will help you monitor the battery’s charge. A battery in good condition will pro- vide a minimum of 12 volts.
  • Page 58: Filling Fuel

    Operation If the battery needs charging, consult your Wipe up any spilled gasoline immediate- Yamaha dealer or the battery manufacturer’s ly with dry rags. Dispose of rags properly instructions. according to local laws or regulations. EMU30027 EMU40252 Filling fuel Operating engine...
  • Page 59: Starting Engine

    If the buzzer the engine from starting except when in neu- sounds and the water separator-alert indica- tral. tor blinks, consult your Yamaha dealer imme- Attach the engine shut-off cord to a se- diately. cure place on your clothing, or your arm or leg.
  • Page 60 Operation ZMU07217 ZMU07148 Turn the main switch to “ ” (start), When starting the engine using the and hold it for a maximum of 5 seconds. Start/Stop button on the All Start/Stop NOTICE: Never turn the main switch switch panel, press the button to start to “...
  • Page 61: Checks After Starting Engine

     Check that the engine cannot be started hole is blocked. Consult your Yamaha with the clip removed from the engine shut- dealer if the problem cannot be located off switch.
  • Page 62: Stopping Boat

    Operation To shift out of neutral Pull the neutral interlock trigger up (if equipped). Move the control lever firmly and crisply forward (for forward gear) or backward (for reverse gear) 22.5° (a detent can felt). 22.5 22.5 ZMU05829 EMU31743 Stopping boat EWM01511 WARNING ...
  • Page 63: Stopping Engine

    Operation engine speed is increased from the fully EMU27822 Stopping engine closed position during trolling speed setting Before stopping the engine, first let it cool off mode. When the throttle is returned to the ful- for a few minutes at idle or low speed. Stop- ly closed position, the display will show the ping the engine immediately after operating trolling speed again.
  • Page 64: Trimming Outboard Motor

    Operation ZMU07150 TIP: 1. Trim operating angle  The engine can also be stopped by pulling EMU27889 Adjusting trim angle (Power trim and the cord and removing the clip from the en- tilt) gine shut-off switch, then turning the main EWM00754 switch to “...
  • Page 65: Adjusting Boat Trim

    Operation ZMU05834 1. Power trim and tilt switch Bow Up Too much trim-out puts the bow of the boat too high in the water. Performance and econ- omy are decreased because the hull of the boat is pushing the water and there is more air drag.
  • Page 66: Tilting Up And Down

    Operation  To prevent the cooling water passages from becoming frozen when the ambi- ent temperature is 5°C (41°F) or below, tilt the outboard motor up after it has been stopped 30 seconds or more. EMU3550B Procedure for tilting up (power trim and tilt models) Place the control lever in neutral.
  • Page 67 Operation ZMU07998 ZMU07744 ZMU07768 1. Tilt support lever 1. Power trim and tilt switch Once the outboard motor is supported Set the tilt support lever to support the with the tilt support lever, press the pow- engine. WARNING! After tilting the out- er trim and tilt switch “...
  • Page 68: Procedure For Tilting Down

    Operation EMU42702 Procedure for tilting down Push the power trim and tilt switch “ ” (up) until the outboard motor is support- ed by the tilt rod and the tilt support lever becomes free. Release the tilt support lever. ZMU07771 1.
  • Page 69: Cruising In Other Conditions

    Cruising in muddy, turbid, or acidic water Yamaha strongly recommends that you use the optional chromium-plated water pump kit (see page 15) if you use the outboard motor in acidic water or water with a lot of sediment in it, such as muddy or turbid (cloudy) water.
  • Page 70: Maintenance

    It is advisable to have your outboard motor  Leaking fuel is a fire hazard. Tighten se- serviced by an authorized Yamaha dealer pri- curely the fuel valve when transporting or to storage. However, you, the owner, with and storing the outboard motor.
  • Page 71: Procedure

    TIP: ler to prevent the propeller from turning. A flushing attachment is available from your Yamaha dealer. Cooling system flushing is essential to pre- Run the engine at a fast idle for a few mi- vent the cooling system from clogging up nutes in neutral while supplying fresh wa- with salt, sand, or dirt.
  • Page 72: Lubrication

    Maintenance ing, return the main switch to “ ” Seal replacement should be performed (on), wait 10 seconds, then crank the by an authorized Yamaha dealer prior to engine again. use. [ECM00193] Lubricate all grease fittings. For further TIP: details, see page 71.
  • Page 73: Cleaning The Outboard Motor

    TIP: perform a maintenance procedure, have a When flushing the cooling water passages Yamaha dealer or other qualified mechan- with the boat in the water, tilting the outboard ic do the work. motor up until it is completely out of the water The procedures involve disassembling the will achieve better results.
  • Page 74: Replacement Parts

    Yamaha marine dealership. EMU28512 Replacement parts If replacement parts are necessary, use only genuine Yamaha parts or parts of equivalent design and quality. Any part of inferior quality may malfunction, and the resulting loss of control could endanger the operator and pas- sengers.
  • Page 75: Maintenance Chart 1

     When operating in salt water, muddy, other turbid (cloudy), acidic 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...
  • Page 76 Maintenance Initial Every 20 hours Item Actions Page 100 hours 300 hours 500 hours (1 year) (3 years) (5 years) months) Inspection or re- Fuel filter (can be placement as nec- disassembled) essary Fuel line (High Inspection — pressure) Inspection or re- Fuel line (High placement as nec- —...
  • Page 77: Maintenance Chart 2

    Wire harness con- Inspection or re- nections/wire cou- placement as nec- — pler connections essary (Yamaha) Me- Inspection — ter/gauge EMU46050 *1 exhaust cover *2 cylinder head, crankcase cover, cooling water passage, exhaust cover EMU46080 Maintenance chart 2...
  • Page 78: Greasing

    Maintenance EMU46110 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft and trim rods) ZMU08001...
  • Page 79: Inspecting Spark Plug

    Do not attempt to diagnose any problems yourself. Instead, take the out- board motor to a Yamaha dealer. You should periodically remove and check the spark plug because heat and deposits will cause the ZMU07777 spark plug to slowly break down and erode.
  • Page 80: Inspecting Engine Idle Speed

    Inspect the engine idle speed. If the en- 1. Spark plug gap gine idle speed is out of specification, 2. Spark plug part number consult a Yamaha dealer or other quali- 3. Spark plug I.D. mark (NGK) fied mechanic. Spark plug gap: Idle speed (in neutral): 1.0–1.1 mm (0.039–0.043 in)
  • Page 81 10. Recheck the oil level using the dipstick to be sure the level falls between the upper and lower marks. Consult your Yamaha dealer if the oil level is out of specified ZMU07842 level.
  • Page 82  For more information on the disposal of be accurate. [ECM01862] used oil, consult your Yamaha dealer.  Change the oil more often when operating the engine under adverse conditions such as extended trolling.
  • Page 83 Maintenance Stop the engine and leave it for 5-10 mi- L transom models nutes. Remove the top cowling and oil filler cap. ZMU07937 1. Drain screw 2. Gasket ZMU07842 X transom models 1. Oil filler cap Remove the bolts and screw to remove the apron from the starboard side.
  • Page 84 TIP: be sure the level falls between the upper LOCTITE 572 is used as a sealant. and lower marks. Consult your Yamaha 15. Install the top cowling. dealer if the oil level is out of specified 16. Dispose of used oil according to local level.
  • Page 85: Inspecting Wiring And Connectors

    Maintenance EMU29116 EMU41671 Inspecting wiring and connectors Inspecting propeller  Inspect that each connector is engaged se- EWM02681 WARNING curely.  Inspect that each ground lead is properly You could be seriously injured if the en- gine accidentally starts when you are near secured.
  • Page 86: Removing Propeller

    Maintenance ZMU07855 ZMU07843 1. Propeller shaft 1. Cotter pin EMU42632 2. Propeller nut Removing propeller 3. Washer Straighten the cotter pin and pull it out 4. Spacer using a pair of pliers. 5. Propeller Remove the propeller nut, washer, and 6.
  • Page 87: Changing Gear Oil

    Maintenance stalling the propeller. Otherwise, the Propeller nut tightening torque: lower case and propeller boss could 54 N·m (5.51 kgf·m, 39.8 lb·ft) be damaged. [ECM01882] Install the spacer, washer, and propeller TIP: nut. Tighten the propeller nut to the Make sure to align the protrusions on the specified torque.
  • Page 88 Con- TIP: sult your Yamaha dealer. For disposal of used oil, consult your Yamaha [ECM01901] dealer. Put the outboard motor in a vertical posi- tion. Using a flexible or pressurized filling device, inject the gear oil into the gear oil drain screw hole.
  • Page 89: Inspecting And Replacing Anode(S)

    Tightening torque: 7 N·m (0.71 kgf·m, 5.2 lb·ft) EMU29318 Inspecting and replacing anode(s) Yamaha outboard motors are protected from ZMU07784 corrosion by sacrificial anodes. Inspect the 1. Anode external anodes periodically. Remove scales TIP: from the surfaces of the anodes.
  • Page 90: Connecting The Battery

    Connecting an accessory battery (optional) connections can produce shorting or If connecting an accessory battery, consult arcing and cause an explosion. [EWM01913] your Yamaha dealer about correct wiring. It is EMU35606 Connecting the battery recommendable to install the fuse to the iso- EWM00573 lator lead as shown in the illustration.
  • Page 91: Disconnecting The Battery

    Maintenance Single engine Twin engines ZMU05939 ZMU05941 1. Isolator lead with circuit protection 1. Starboard side engine 2. Red cable 2. Port side engine 3. Black cable 3. Red cable 4. Fuse 4. Black cable 5. Battery for accessories 5. Isolator leads with circuit protection 6.
  • Page 92 Maintenance Clean, maintain, and store the battery according to the manufacturer’s instruc- tions.
  • Page 93: Trouble Recovery

    If the engine trouble-alert indicator is blinking, consult your Yamaha dealer. Q. Is fuel pump malfunctioning? A. Have serviced by a Yamaha dealer. Starter will not operate. Q. Does the Digital electronic control-alert in- Q. Are spark plugs fouled or of incorrect ty- dicator come on? A.
  • Page 94 Q. Is low oil pressure-alert indicator on or blinking? Q. Are ignition parts malfunctioning? A. Have serviced by a Yamaha dealer. A. Have serviced by a Yamaha dealer. Q. Is heat range of spark plugs incorrect? Q. Has alert system activated? A.
  • Page 95 Yamaha dealer. Q. Is outboard motor mounted at incorrect Q. Are electrical parts malfunctioning? height on transom? A. Have serviced by a Yamaha dealer. A. Have outboard motor adjusted to proper transom height. Q. Is specified fuel not being used? A.
  • Page 96: Temporary Action In Emergency

    Trouble Recovery Q. Are weeds or other foreign material tan- Have a Yamaha dealer check the out- gled on propeller? board motor before operating it again. A. Remove and clean propeller. EMU29454 Running single engine (twin engines) When using only one engine in an emergen- Q.
  • Page 97: Power Trim And Tilt Unit Will Not Operate

    ZMU04337 1. Fuse puller ZMU08837 1. Fuse box cover Consult your Yamaha dealer if the new fuse 2. Spare fuse (10 A, 15 A, 20 A, 30 A, 60 A) immediately blows again. 3. Fuse puller EMU40984 Power trim and tilt unit will not oper-...
  • Page 98: Water Separator-Alert Indicator Blinks While Cruising

    Trouble Recovery Disconnect the water detection switch coupler. NOTICE: Be careful not to get any water on the water detection switch coupler, otherwise a malfunc- tion could occur. [ECM01951] 1. Manual valve screw Tilt the outboard motor up manually to the desired position, and then tighten the manual valve screw by turning it clock- ZMU08838...
  • Page 99: Treatment Of Submerged Motor

    EMU33502 Treatment of submerged motor If the outboard motor is submerged, immedi- ately take it to a Yamaha dealer. Otherwise some corrosion may begin almost immedi- ately. NOTICE: Do not attempt to run the outboard motor until it has been com- pletely inspected.
  • Page 100: Index

    INDEX 6Y8 Multifunction meters...... 37 Digital Electronic Control box ....22 6Y9 Multifunction Color Gauge .... 30 Digital electronic control 6YC Multifunction meter....... 33 requirements ........12 Digital electronic control serial number ..........4 Digital electronic control-active Alcohol and drugs........2 indicator..........
  • Page 101 INDEX Overloading ..........2 Gasoline..........2, 14 Gasoline exposure and spills....2 Gear oil, changing......... 80 Passenger training ........3 Greasing ..........71 Passengers ..........2 People in the water ......... 2 Periodic maintenance ......66 Personal flotation devices (PFDs) ... 2 Hot parts..........
  • Page 102 Warming up engine ......54 Warning labels ........7 Water separator alert ...... 32, 42 Water separator-alert indicator blinks while cruising........91 Weather ..........3 Wiring and connectors, inspecting..78 Yamaha Security System indicator (optional)..........30 Yamaha Security System (Y-COP) ..21...
  • Page 104 Printed in Japan March 2017–0.2 × 1 CR Printed on recycled paper...

This manual is also suitable for:

Fl150gF175cFl175cF200gFl200g

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