Yamaha F175A Owner's Manual
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Yamaha F175A Owner's Manual

Yamaha F175A Owner's Manual

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F175A
F200F
FL200F
F200F1
FL200F1
OWNER'S MANUAL
Read this manual carefully before operating this
outboard motor.
6DA-28199-72-E0

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  • Page 1 F175A F200F FL200F F200F1 FL200F1 OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 6DA-28199-72-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: Table Of Contents

    Components diagram ....18 Boating safety publications....3 Remote control transmitter ..... 21 Laws and regulations ......3 Receiver ........... 21 Yamaha Security System lock and General information ......4 unlock mode ........ 21 Identification numbers record ..4 Remote control box......22 Outboard motor serial number...
  • Page 5 Removing top cowling...... 50 6Y8 Multifunction tachometers ..37 Fuel system ........50 Start-up checks........ 38 Controls..........51 Yamaha Security System Engine shut-off cord (lanyard) ..51 information ........38 Engine oil.......... 51 Low oil pressure-alert....... 39 Outboard motor........ 52 Overheat alert........
  • Page 6 Table of contents Checks after engine warm up ..58 Checking battery (for electric start models) ......... 87 Shifting ..........58 Connecting the battery..... 88 Stop switches........58 Disconnecting the battery ....89 Shifting .......... 59 Storing the battery......89 Stopping boat .......

  • Page 7: 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 8: 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 55 to reduce the must wear a PFD whenever boating. At a risk of fire and explosion.

  • Page 9: 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 10: 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.

  • Page 11: Compliance Mark And Manufactured Date Label

    General information Regulatory Compliance Mark (RCM) Engines affixed with this mark conform to certain portion(s) of the Australian Radio Communications Act. ZMU07868 1. CE marking location ZMU08190 1. Regulatory Compliance Mark (RCM) ICES-002 Compliance Label Engines affixed with this mark meet all re- quirements of the Canadian Interference Causing Equipment Regulations.
  • Page 12 General information ZMU08192 1. Manufactured date...

  • Page 13: 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. ZMU07865...
  • Page 14 General information 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. EWM01682 WARNING EMU33851...
  • Page 15 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 16: Specifications And Requirements

    Specifications and requirements Rated power: EMU40501 Specifications F175AET 128.7 kW (175 HP) TIP: F200FET 147.1 kW (200 HP) “(SUS)” indicates that the specification is for F200FET1 147.1 kW (200 HP) the outboard motor when it is equipped with FL200FET 147.1 kW (200 HP) a stainless steel propeller.

  • Page 17: Installation Requirements

    Specifications and requirements Gear ratio: Recommended gear oil grade: 1.86 (26/14) SAE 90 API GL-4 / SAE 80W API GL-5 / Trim and tilt system: SAE 90 API GL-5 Power trim and tilt Gear oil quantity: Propeller mark: 0.980 L (1.036 US qt, 0.862 Imp.qt) F175AET M/T Tightening torque: F200FET M/T...

  • Page 18: Yamaha Security System

    ECM02461 passengers overboard. NOTICE  If the engine ever starts in gear, the The Yamaha Security System is sold in start-in-gear protection device is not conformity with the relevant laws and reg- working correctly and you should dis- ulations regarding radio wave transmis- continue using the outboard.

  • Page 19: Propeller Selection

    These propellers are identified with the every application. letter “L” after the size indication on the pro- Your Yamaha dealer can help you select the peller. WARNING! Never use a standard right propeller for your boating needs. Select propeller with a counter rotation motor, or...

  • Page 20: Fuel Requirements

    E85 is a fuel containing 85% ethanol and must not be 20W–50 used in your outboard motor. All ethanol blends containing more than 10% ethanol ZMU06855 can cause fuel system damage or cause en- gine starting and running problems. Yamaha...

  • Page 21: Muddy Or Acidic Water

    EMU36881  An extra engine shut-off cord (lanyard) with Muddy or acidic water clip. Yamaha strongly recommends that you have  Spare parts, such as an extra set of spark your dealer install the optional chromium- plugs. plated water pump kit if you use the outboard Consult your Yamaha dealer for details.

  • Page 22: Star Labels

    FUEL : GASOLINE SPARK PLUG : SPARK PLUG GAP (mm) : VALVE LASH (mm) IN : EX : ZMU01702 YAMAHA MOTOR CO.,LTD. EMU40341 Two Stars—Very Low Emission ZMU06894 The two-star label identifies engines that EMU25275 Star labels meet the Air Resources Board’s Personal...
  • Page 23 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 24: Components

    Components EMU2579Z 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 25 Components ZMU07739 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 26 Components YAMAHA SPEED Km/h knot mile TRIP TIME BATT MODE mode MODE ZMU07869 1. Remote control box (side mount type)* 11.Speedometer unit (Square type)* 2. Remote control box (binnacle mount type)* 12.Speed & fuel meter unit (Square type)* 3. Remote control box (binnacle mount type)* 13.Speed &...

  • Page 27: Remote Control Transmitter

     Do not attempt to disassemble the re- EMU38593 Remote control transmitter mote control transmitter yourself. Oth- The lock and unlock modes of the Yamaha erwise, the transmitter may not operate Security System are selected using the re- properly. If the transmitter needs a new mote control transmitter.

  • Page 28: Remote Control Box

    “ ” (off) position. The engine cranks but cannot be started while the Yamaha Security System is in the lock mode. UNLOCK When the unlock button on the remote con- trol transmitter is pressed briefly, the beeper sounds twice.

  • Page 29: Remote Control Lever

    Components 2. Power trim and tilt switch 4. Shift 3. Free accelerator 5. Fully closed 4. Throttle friction adjuster 6. Throttle 7. Fully open EMU26191 Remote control lever EMU26202 Neutral interlock trigger Moving the lever forward from the neutral po- To shift out of neutral, first pull the neutral in- sition engages forward gear.

  • Page 30: Free Accelerator

    Components TIP: TIP:  The free accelerator button can only be The neutral throttle lever will operate only when the remote control lever is in neutral. pushed when the remote control lever is in The remote control lever will operate only the neutral position.

  • Page 31: Engine Shut-Off Cord (Lanyard) And Clip

    Components Also, without engine power, the boat could slow rapidly. This could cause peo- ple and objects in the boat to be thrown forward. [EWM00123] ZMU04563 ZMU06982 1. Engine shut-off cord (lanyard) 2. Clip 3. Engine shut-off switch ZMU04646 When constant speed is desired, tighten the adjuster to maintain the desired throttle set- ting.

  • Page 32: Main Switch

    Components START START START ZMU05818 ZMU04567 1. Engine shut-off cord (lanyard) 2. Clip 3. Engine shut-off switch EMU26092 Main switch START START The main switch controls the ignition system; its operation is described below.  “ ” (off) With the main switch in the “ ”...

  • Page 33: Power Trim And Tilt Switch On Bottom Cowling

    Components falling overboard and could distract the operator, increasing the risk of collision with another boat or an obstacle. 1. Power trim and tilt switch ZMU07741 1. Power trim and tilt switch EMU26164 Power trim and tilt switches (twin bin- nacle type) The power trim and tilt system adjusts the outboard motor angle in relation to the tran-...

  • Page 34: Trim Tab With Anode

    Components TIP: On the dual engine control, the switch on the remote control grip controls both outboard motors at the same time. 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.

  • Page 35: Cowling Lock Lever

    Components ZMU07745 1. Cowling lock lever ZMU07744 1. Tilt support lever ECM00661 ZMU07746 NOTICE 1. Cowling lock lever Do not use the tilt support lever or knob EMU40803 Flushing device when trailering the boat. The outboard The flushing device is used to clean the cool- motor could shake loose from the tilt sup- ing water passages of the outboard motor port and fall.

  • Page 36: Fuel Filter

    Components EMU41311 Fuel filter The fuel filter functions to remove foreign ma- terial and separate water from the fuel. If wa- ter separated from the fuel exceeds a specific volume, the alert system will activate. For fur- ther information, see page 45. ZMU07747 1.

  • Page 37: Instruments And Indicators

    Instruments and indicators EMU41391 Digital tachometer The tachometer shows the engine speed and has the following functions. All segments of the display will light momen- tarily after the main switch is turned on and will return to normal thereafter. ZMU01740 EMU26652 Hour meter This meter shows the number of hours the...

  • Page 38: Overheat-Alert Indicator

    ZMU01737 quantity. For further information, see 1. Overheat-alert indicator page 51. EMU26603 Digital speedometer This gauge shows the boat speed and other information. YAMAHA SPEED km/h knot mile ZMU01736 TRIP TIME BATT 1. Low oil pressure-alert indicator...

  • Page 39: Fuel Gauge

    Press the “ ” (mode) button until the the gauge will give false readings. Consult desired hour is displayed. your Yamaha dealer on how to correctly set Press the “ ” (set) button again, the the selector switch. NOTICE: Running out of minute display will begin blinking.

  • Page 40: Fuel Level-Alert Indicator

    Instruments and indicators Get back to the port soon if an alert device has activated. For charging the battery, con- sult your Yamaha dealer. YAMAHA SPEED km/h knot YAMAHA mile SPEED TRIP TIME BATT km/h knot mode mile ZMU07004 TRIP...

  • Page 41: Fuel Consumption Meter / Fuel Economy Meter / Twin Engine Speed Synchronizer

    Instruments and indicators  The fuel flow meter displays gallons/hour gine only), “ ” (for fuel flow to the port engine or liters/hour according to operator prefer- only), or “ ” (for total fuel flow both en- ence. Select the desired units of measure- gines).
  • Page 42 (winter or summer fuel and amount of additives).  The Yamaha digital speedometer and fuel ZMU01754 management meter calculates speed, 1. Port engine speed is higher miles traveled, and fuel economy by water 2.

  • Page 43: Water Separator-Alert Indicator

    For the optional sensor, con- This indicator only operates when a water sult your Yamaha dealer. The tachometer unit separator sensor is equipped. is available in round or square types. Check your tachometer unit type.

  • Page 44: Start-Up Checks

    “ ” (mode) button. EMU38623 Yamaha Security System information Turn the main switch to the “ ” (on) position, the currently selected Yamaha Security Sys- tem mode (Lock / Unlock) will show on the MODE display. Unlock mode ZMU05417 1. Set button 2.

  • Page 45: Low Oil Pressure-Alert

    Instruments and indicators has activated while the appropriate engine oil quantity is maintained, consult your Yamaha dealer. ECM01602 NOTICE Do not continue to run the engine if the low oil pressure alert device has activated. Serious engine damage will occur.

  • Page 46: Water Separator Alert

    (fuel filter) while cruising. In such an event, stop the engine immediately and see page 93 of this manual to drain the water from the fuel filter. Get back to the port soon and consult a Yamaha dealer immediately. ZMU05425 ZMU05423...

  • Page 47: 6Y8 Multifunction Speed & Fuel Meters

    For charging the battery, con- also be available. For the optional sensors, sult your Yamaha dealer. consult your Yamaha dealer. The speed & fuel meter unit is available in round or square types. Check your speed &...

  • Page 48: 6Y8 Multifunction Speedometers

    Instruments and indicators display, and clock will also be available. For the optional sensors, consult your Yamaha dealer. After the main switch is first turned on, all the displays come on as a test. After a few sec- onds, the gauge will change to normal oper- ation.
  • Page 49 Instruments and indicators buttons as described in this section. For more information, see the operation manual originally supplied with the meter. After the main switch is first turned on, all the displays come on as a test. After a few sec- onds, the gauge will change to normal oper- ation.

  • Page 50: Engine Control System

    Alert system ECM00092 NOTICE Do not continue to operate the engine if a alert device has activated. Consult your Yamaha dealer if the problem cannot be located and corrected. EMU26828 ZMU04583 Overheat alert This engine has the overheat alert device. If the engine temperature rises too high, the alert device will activate.

  • Page 51: Water Separator Alert

    If the oil level  The buzzer will sound. is correct and the alert device does not switch off, consult your Yamaha dealer. Twin engine drive users: If the low oil pressure alert system of one en- gine activates, both engines will slow down and the buzzer will sound.
  • Page 52 ZMU07012 ZMU07859 If the alert system has activated, stop the en- gine and check the fuel filter. If any water is found in the fuel, consult a Yamaha dealer. ECM02341 NOTICE Although the buzzer will stop when the en- gine is started and the remote control le-...

  • Page 53: 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 54 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 55: 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 56: 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 57: Controls

    If any water is found in the fuel, or if a damage, such as cuts, breaks, and wear. significant amount of debris is found, the fuel tank should be checked and cleaned by a Yamaha dealer. ZMU06873 1. Clip 2. Engine shut-off cord (lanyard)

  • Page 58: Outboard Motor

    Operation Check that the oil level on the oil dipstick is between the upper and lower marks. Consult your Yamaha dealer if the oil lev- el is not at the proper level or if it appears milky or dirty. ZMU07754 1.

  • Page 59: Checking Power Trim And Tilt System

    Operation ZMU07756 ZMU07759 1. Top cowling 1. Cowling lock lever 2. Protrusion Check the fitting of the top cowling by 3. Holder pushing it with both hands. NOTICE: If 4. Bottom cowling the top cowling is not installed cor- rectly, water can enter the top cowling and damage the engine, or the top cowling can blow off at high speeds.

  • Page 60: Battery

    Operation Check the power trim and tilt unit for any sign of oil leaks. Operate each of the power trim and tilt switches on the remote control and en- gine bottom cowling to check that all switches work. Tilt the outboard motor up and check that the tilt rod and trim rods are extend- ed completely.

  • Page 61: Filling Fuel

    Operation EMU30027 EMU40252 Filling fuel Operating engine EWM01831 EWM02601 WARNING WARNING  Gasoline and its vapors are highly flam- This product emits exhaust gases which mable and explosive. Always refuel ac- contain carbon monoxide, a colorless, cording to this procedure to reduce the odorless gas which could cause brain risk of fire and explosion.
  • Page 62 This could cause people and objects in the boat to be thrown forward. ZMU04588 If the lock mode of the Yamaha Security TIP: System is selected, use the remote con- The start-in-gear protection device prevents trol transmitter to select the unlock the engine from starting except when in neu- mode.
  • Page 63 Operation START ZMU04628 ZMU06992 START START START ZMU05828 ZMU06928 Turn the main switch to “ ” (on). START ZMU05830 Immediately after the engine starts, re- lease the main switch to return it to “ ” TIP: (on). NOTICE: Never turn the main Dual engine users: When the main switch is switch to “...

  • Page 64: Checks After Starting Engine

    EMU40461 the lower case or the cooling water pilot Stop switches hole is blocked. Consult your Yamaha Perform the following procedure to check dealer if the problem cannot be located that the main switch and engine shut-off and corrected.

  • Page 65: Shifting

    Operation EMU31734 Shifting EWM00181 WARNING Before shifting, make sure there are no swimmers or obstacles in the water near you. ECM01611 NOTICE Warm up the engine before shifting into gear. Until the engine is warm, the idle speed may be higher than normal. High idle speed can prevent you from shifting back to neutral.

  • Page 66: Stopping Boat

    Operation the boat. This could increase the risk of serious injury. It could also damage the shift mechanism.  Do not shift into reverse while traveling at planing speeds. Loss of control, boat swamping, or damage to the boat could occur.

  • Page 67: Trimming Outboard Motor

    Remove the key if the boat will be left un- attended. When you leave your boat, set the Yamaha Security System to the lock mode by pressing the lock button of the remote control transmitter. Short beep will sound once when locking the securi- ty system.

  • Page 68: Adjusting Boat Trim

    Operation Adjust the outboard motor trim angle using Make test runs with the trim set to different the power trim and tilt switch. angles to find the position that works best for your boat and operating conditions. EMU27913 Adjusting boat trim When the boat is on plane, a bow-up attitude results in less drag, greater stability and effi- ciency.

  • Page 69: Tilting Up And Down

    Operation EWM01544 WARNING Make sure that all people are clear of the outboard motor when tilting the outboard motor up and down. Body parts can be crushed between the outboard motor and the clamp bracket when the outboard mo- tor is trimmed or tilted. ECM00993 NOTICE Bow Down...
  • Page 70 Operation ZMU07396 ZMU07850 1. Power trim and tilt switch Press the power trim and tilt switch “ ” (up) until the outboard motor has tilted up completely. ZMU07768 1. Power trim and tilt switch ZMU07848 Pull the tilt support lever toward you to 1.

  • Page 71: 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. ZMU07770 1.

  • Page 72: Shallow Water

    Operation ECM02361 NOTICE Do not tilt the outboard motor up so that the cooling water inlet on the lower unit is above the surface of the water when set- ting up for and cruising in shallow water. Otherwise severe damage from overheat- ing can result.

  • Page 73: Operating In Other Conditions

    Operation the operator, increasing the risk of collision with another boat or an ob- stacle. [EWM01851] To return the outboard motor to the nor- mal running position, press the power trim and tilt switch and slowly tilt the out- board motor down. EMU41371 Operating in other conditions Operating in salt water...

  • Page 74: 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 75: 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 vent the cooling system from clogging up minutes in neutral while supplying fresh with salt, sand, or dirt.

  • Page 76: Lubrication

    TIP: drained before storing the outboard motor.  When using the flushing attachment, main- Have a Yamaha dealer drain the gasoline tain adequate water pressure so that there from the vapor separator. is a steady flow of water from the cooling...

  • Page 77: Cleaning The Outboard Motor

    A touch-up paint is Connect the garden hose connector to available from your Yamaha dealer. the fitting on the bottom cowling and tighten it securely. NOTICE: If the gar- den hose connector is not properly...

  • Page 78: Periodic Maintenance

    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 79: 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 80 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 81: 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 82: Greasing

    Maintenance EMU46110 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft and trim rods) ZMU07775...

  • Page 83: 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 84: Inspecting Idle Speed

    Spark plug tightening torque: page 10. If you have difficulty verifying 28 Nm (2.86 kgf-m, 20.7 ft-lb) the idle speed, or the idle speed requires adjustment, consult a Yamaha dealer or TIP: other qualified mechanic. If a torque-wrench is not available when you...
  • Page 85 If you are not familiar with the proce- dure for changing the engine oil, consult your Yamaha dealer. Changing the engine oil using an oil changer (recommended) Put the outboard motor in an upright po- sition (not tilted).
  • Page 86 For L transom models, skip steps 5 and 14 and lower marks. Consult your Yamaha because the apron does not have to be re- dealer if the oil level is out of specified moved.
  • Page 87 Maintenance Prepare a suitable container that holds a larger amount than the engine oil capac- ity. Remove the drain screw and gasket while holding the container under the drain hole. Let the oil drain completely. Wipe up any spilled oil immediately. L transom models ZMU07866 Start the engine.
  • Page 88 TIP:  For more information on the disposal of be sure the level falls between the upper and lower marks. Consult your Yamaha used oil, consult your Yamaha dealer.  Change the oil more often when operating dealer if the oil level is out of specified level.

  • Page 89: Inspecting Wiring And Connectors

    Maintenance EMU29116 EMU40892 Inspecting wiring and connectors Inspecting propeller  Inspect that each connector is engaged se- EWM02562 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 90: Removing Propeller

    Maintenance EMU42644 Installing propeller EWM00771 WARNING On counter rotation models, be sure to use a propeller intended for counterclock- wise rotation. These propellers are identi- fied with the letter “L” after the size indication on the propeller. Otherwise the boat could move in the opposite direction ZMU07855 from that expected.

  • Page 91: Changing Gear Oil

    Maintenance ZMU06956 1. Cotter pin TIP: If the propeller nut slot does not align with the propeller shaft hole after tightening the pro- ZMU07844 peller nut to the specified torque, tighten the 1. Cotter pin nut further to align the slot with the hole. 2.
  • Page 92 Maintenance magnetic gear oil drain screw, this TIP: can indicate lower unit problem. Con- For disposal of used oil, consult your Yamaha sult your Yamaha dealer. [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 93: Inspecting And Replacing Anode(S)

    Maintenance EMU29318 EMU29324 Inspecting and replacing anode(s) Checking battery (for electric start Yamaha outboard motors are protected from models) corrosion by sacrificial anodes. Inspect the EWM01903 WARNING external anodes periodically. Remove scales Battery electrolyte is poisonous and caus- from the surfaces of the anodes. Consult a...

  • Page 94: Connecting The Battery

    Connecting an accessory battery (optional) [EWM01913] EMU35606 If connecting an accessory battery, consult Connecting the battery your Yamaha dealer about correct wiring. It is EWM00573 recommendable to install the fuse to the iso- WARNING lator lead as shown in the illustration. For the Mount the battery holder securely in a dry, fuse size, be sure to follow local regulations.

  • Page 95: Disconnecting The Battery

    EMU38661 Storing the battery When storing your Yamaha outboard motor for prolonged periods of time (2 months or longer), remove the battery and store it in a cool, dry place. Check the battery and charge it if necessary.

  • Page 96: Trouble Recovery

    A. Shift to neutral. Q. Is remote control transmitter registered? Engine will not start (starter operates). A. Use remote control transmitter registered Q. Is your Yamaha Security System in the with the receiver. lock mode? A. Set the security system to the unlock Q.
  • Page 97 Q. Is fuel filter clogged? Q. Has fuel pump malfunctioned? A. Clean or replace filter. A. Have serviced by a Yamaha dealer. Q. Have ignition parts failed? Q. Are spark plug(s) fouled or of incorrect A. Have serviced by a Yamaha dealer.
  • Page 98 A. Have propeller repaired or replaced. Q. Is throttle valve adjustment incorrect? Q. Is propeller pitch or diameter incorrect? A. Have serviced by a Yamaha dealer. A. Install correct propeller to operate out- board at its recommended speed (r/min) Q. Is battery cable disconnected? range.

  • Page 99: Temporary Action In Emergency

    A. Have serviced by a Yamaha dealer. Q. Is steering pivot loose or damaged? Q. Is specified fuel not being used? A. Tighten or have serviced by a Yamaha A. Replace fuel with specified type. dealer. Q. Is specified engine oil not being used?

  • Page 100: Running Single Engine (Twin Engines)

    Substituting an incorrect fuse or a piece of to the nearest harbor slowly and careful- wire could allow excessive current flow. This could cause electric system damage Have a Yamaha dealer check the out- and a fire hazard. board motor before operating it again. EMU29454...

  • Page 101: Power Trim And Tilt Unit Will Not Operate

     Do not perform this procedure on a hot 1. Fuse puller or running engine. Allow the engine to cool. Consult your Yamaha dealer if the new fuse  There will be fuel in the fuel filter. Keep immediately blows again. away from sparks, cigarettes, flames or...
  • Page 102 Trouble Recovery TIP: The buzzer sounds only when the remote control lever is placed in neutral. ZMU07859 Stop the engine. Remove the top cowling. Disconnect the water detection switch ZMU06963 coupler. NOTICE: Be careful not to get 1. Water separator-alert indicator any water on the water detection switch coupler, otherwise a malfunc- tion could occur.

  • Page 103: Treatment Of Submerged Motor

    1. Filter housing If the outboard motor is submerged, immedi- 2. O-ring 3. Filter cup ately take it to a Yamaha dealer. Otherwise 4. Water detection switch lead some corrosion may begin almost immedi- ately. NOTICE: Do not attempt to run the...

  • Page 104: Index

    INDEX 6Y8 Multifunction fuel management meters ..........42 Digital speedometer......32 6Y8 Multifunction meters...... 37 Digital tachometer ........ 31 6Y8 Multifunction speed & fuel Draining the gasoline from the vapor meters ..........41 separator ..........70 6Y8 Multifunction speedometers..42 6Y8 Multifunction tachometers ....
  • Page 105 INDEX Operating in salt water or other conditions........... 67 Gasoline..........2, 14 Outboard motor, checking ....52 Gasoline exposure and spills....2 Outboard motor disposal Gear oil, changing......... 85 requirements ........15 Greasing ..........76 Outboard motor (painted surface), checking ..........71 Outboard motor safety ......
  • Page 106 Wiring and connectors, inspecting ..83 Shallow water ........66 Shifting..........59 Shifting (checks after engine warm up) ............58 Yamaha Security System ..... 12 Spark plug, inspecting......77 Yamaha Security System Specifications ........10 information ......... 38 Speedometer ........32 Yamaha Security System lock and Star labels..........
  • Page 108 Printed in Japan January 2015–0.3 × 1 CR Printed on recycled paper...

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