Yamaha F175A Owner'S Manual Download

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Trouble Recovery

A. Fill tank with clean, fresh fuel.

Q. Is spark plug gap incorrect?
A. Inspect and adjust as specified.

Q. Is ignition wiring damaged or poorly con-
nected?
A. Check wires for wear or breaks. Tighten all
loose connections. Replace worn or broken
wires.

Q. Have electrical parts failed?
A. Have serviced by a Yamaha dealer.

Q. Is specified fuel not being used?
A. Replace fuel with specified type.

Q. Is specified engine oil not being used?
A. Check and replace oil with specified type.

Q. Is thermostat faulty or clogged?
A. Have serviced by a Yamaha dealer.

Q. Is air vent screw closed?
A. Open the air vent screw.

Q. Is fuel pump damaged?
A. Have serviced by a Yamaha dealer.

Q. Is fuel joint connection incorrect?
A. Connect correctly.

Q. Is heat range of spark plug incorrect?
A. Inspect spark plug and replace it with rec-
ommended type.

Q. Is engine not responding properly to shift
lever position?
A. Have serviced by a Yamaha dealer.

Engine vibrates excessively.

Q. Is propeller damaged?
A. Have propeller repaired or replaced.

Q. Is propeller shaft damaged?
A. Have serviced by a Yamaha dealer.

Q. Are weeds or other foreign matter tangled
on propeller?
A. Remove and clean propeller.

Q. Is motor mounting bolt loose?
A. Tighten bolt.

Q. Is steering pivot loose or damaged?
A. Tighten or have serviced by a Yamaha
dealer.

EMU29434

Temporary action in emergen-

EMU29442

Impact damage

WARNING

EWM00871

The outboard motor can be seriously
damaged by a collision while operating or
trailering. Damage could make the out-
board motor unsafe to operate.

If the outboard motor hits an object in the wa-
ter, follow the procedure below.

Stop the engine immediately.

U6DA72E0.book Page 93 Monday, December 22, 2014 11:13 AM

Summary of Contents for F175A

Page 1: ...Read this manual carefully before operating this outboard motor OWNER S MANUAL F175A F200F FL200F F200F1 FL200F1 6DA 28199 72 E0 U6DA72E0 book Page 1 Monday December 22 2014 11 13 AM ...

Page 2: ...arefully 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 U6DA72E0 book Page 1 Monday December 22 2014 11 13 AM ...

Page 3: ...achine and this manual If there is any question concerning this manual please consult your Yamaha dealer To ensure long product life Yamaha recom mends that you use the product and perform the specified periodic inspections and main tenance by correctly following the instruc tions in the owner s manual Any damage resulting from neglect of these instructions is not covered by warranty Some countrie...

Page 4: ...aha Security System 12 Remote control requirements 12 Battery requirements 12 Battery specifications 12 Mounting battery 12 Multiple batteries 12 Propeller selection 13 Counter rotation models 13 Start in gear protection 13 Engine oil requirements 13 Fuel requirements 14 Gasoline 14 Muddy or acidic water 15 Anti fouling paint 15 Outboard motor disposal requirements 15 Emergency equipment 15 Emissi...

Page 5: ... trouble alert 40 Low battery voltage alert 40 6Y8 Multifunction speed fuel meters 41 6Y8 Multifunction speedometers 42 6Y8 Multifunction fuel management meters 42 Engine control system 44 Alert system 44 Overheat alert 44 Low oil pressure alert 44 Water separator alert 45 Installation 47 Installation 47 Mounting the outboard motor 47 Operation 49 First time operation 49 Filling engine oil 49 Brea...

Page 6: ...maintenance 72 Replacement parts 72 Severe operating conditions 72 Maintenance chart 1 73 Maintenance chart 2 75 Greasing 76 Inspecting spark plug 77 Inspecting idle speed 78 Changing engine oil 78 Inspecting wiring and connectors 83 Inspecting propeller 83 Removing propeller 84 Installing propeller 84 Changing gear oil 85 Inspecting and replacing anode s 87 Checking battery for electric start mod...

Page 7: ...ocution EMU33661 Power trim and tilt Body parts can be crushed between the mo tor and the clamp bracket when the motor is trimmed or tilted Keep body parts out of this area at all times Be sure no one is in this area before operating the power trim and tilt mechanism The power trim and tilt switches operate even when the main switch is off Keep people be away from the switches whenever working aro...

Page 8: ...boating fatalities EMU40281 Personal flotation devices PFDs Have an approved PFD on board for every occupant Yamaha recommends that you must 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 conditions EMU33732 People in the water Always watch carefully for people in the wa ter such ...

Page 9: ...ction to avoid collisions Re member boats do not have brakes and stopping the engine or reducing throttle can reduce the ability to steer If you are not sure that you can stop in time before hitting an obstacle apply throttle and turn in an other direction EMU33791 Weather Stay informed about the weather Check weather forecasts before boating Avoid boating in hazardous weather EMU33881 Passenger t...

Page 10: ...pace provided for reference in case you need a new key EMU37292 EC Declaration of Conformity DoC 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 Product code of model Approved model code Code of conform...

Page 11: ...ark meet all re quirements of the Canadian Interference Causing Equipment Regulations Manufactured date The manufactured date is stamped on the la bel for the engines that conform to the regu lations for U S Environmental Protection Agency EPA The models that manufac tured exclusively for the Oceanian countries may not have manufactured date on the la bel 1 CE marking location 1 Compliance mark an...

Page 12: ...General information 6 1 Manufactured date ZMU08192 1 U6DA72E0 book Page 6 Monday December 22 2014 11 13 AM ...

Page 13: ... 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 2 1 3 ZMU07865 U6DA72E0 book Page 7 Monday December 22 2014 11 13 AM ...

Page 14: ...r remove electrical parts when starting or during operation 2 WARNING EWM01672 Read Owner s Manuals and labels Wear an approved personal flotation de vice PFD Attach engine shut off cord lanyard to your PFD arm or leg so the engine stops if you accidentally leave the helm which could prevent a runaway boat EMU33851 Other labels 1 2 ZMU06191 3 ZMU05710 U6DA72E0 book Page 8 Monday December 22 2014 1...

Page 15: ...133 Symbols The following symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 U6DA72E0 book Page 9 Monday December 22 2014 11 13 AM ...

Page 16: ...7 kg 500 lb FL200FET1 227 kg 500 lb Performance Full throttle operating range 5000 6000 r min Rated power F175AET 128 7 kW 175 HP F200FET 147 1 kW 200 HP F200FET1 147 1 kW 200 HP FL200FET 147 1 kW 200 HP FL200FET1 147 1 kW 200 HP Idle speed in neutral 650 750 r min Power unit Type 4 stroke DOHC L4 16 valves Total displacement 2785 cm 169 9 c i Bore stroke 96 0 96 2 mm 3 78 3 79 in Ignition system ...

Page 17: ...nded gear oil grade SAE 90 API GL 4 SAE 80W API GL 5 SAE 90 API GL 5 Gear oil quantity 0 980 L 1 036 US qt 0 862 Imp qt Tightening torque Spark plug 28 Nm 2 86 kgf m 20 7 ft lb Propeller nut 54 Nm 5 51 kgf m 39 8 ft lb Engine oil drain bolt 27 Nm 2 75 kgf m 19 9 ft lb Engine oil filter 18 Nm 1 84 kgf m 13 3 ft lb Noise and vibration level Operator sound pressure level ICOMIA 39 94 80 8 dB A EMU335...

Page 18: ... EWM01581 If the engine starts in gear the boat can move suddenly and unexpectedly pos sibly causing a collision or throwing passengers overboard If the engine ever starts in gear the start in gear protection device is not working correctly and you should dis continue using the outboard Contact your Yamaha dealer The remote control unit must be equipped with a start in gear protection device s Thi...

Page 19: ... consult your Yamaha dealer To check the propeller see page 83 EMU36313 Counter rotation models Standard outboard motors rotate clockwise Counter rotation models rotate counterclock wise and are typically used in multiple motor setups On counter rotation models be sure to use a propeller intended for counterclockwise rota tion These propellers are identified with the letter L after the size indica...

Page 20: ...ust not be used in your outboard motor All ethanol blends containing more than 10 ethanol can cause fuel system damage or cause en gine starting and running problems Yamaha Recommended engine oil YAMALUBE 4 or 4 stroke outboard motor oil Recommended engine oil grade 1 SAE 10W 30 10W 40 5W 30 API SE SF SG SH SJ SL Recommended engine oil grade 2 SAE 15W 40 20W 40 20W 50 API SH SJ SL Engine oil quant...

Page 21: ... an anti foul ing paint approved for your area to inhibit ma rine growth Do not use anti fouling paint which includes copper or graphite These paints can cause more rapid engine corrosion EMU40302 Outboard motor disposal re quirements Never illegally discard dump the outboard motor Yamaha recommends consulting the dealer about discarding the outboard motor EMU36353 Emergency equipment Keep the fol...

Page 22: ...ar label identifies engines that meet the Air Resources Board s Personal Watercraft and Outboard marine engine 2004 exhaust emission standards Engines meet ing these standards have 20 lower emis sions than One Star Low Emission engines 1 Approval label location 1 Star labels location 1 ZMU07871 ZMU06894 EMISSION CONTROL INFORMATION THIS ENGINE CONFORMS TO CALIFORNIA AND U S EPA EXHAUST REGULATIONS...

Page 23: ... meeting these standards have 65 lower emissions than One Star Low Emission engines EMU33862 Four Stars Super Ultra Low Emission The four star label identifies engines that meet the Air Resources Board s Sterndrive and Inboard marine engine 2009 exhaust emission standards Personal Watercraft and Outboard marine engines may also comply with these standards Engines meeting these standards have 90 lo...

Page 24: ...d equipment on all models order from dealer 6 4 3 10 2 1 7 9 2 5 8 ZMU07738 1 Top cowling 2 Cowling lock lever 3 Clamp bracket 4 Power trim and tilt unit 5 Anode 6 Flushing device 7 Anti cavitation plate 8 Trim tab anode 9 Propeller 10 Cooling water inlet U6DA72E0 book Page 18 Monday December 22 2014 11 13 AM ...

Page 25: ...39 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 U6DA72E0 book Page 19 Monday December 22 2014 11 13 AM ...

Page 26: ...pe 4 Switch panel for use with binnacle type 5 Switch panel for use with binnacle type 6 Digital tachometer 7 Digital speedometer 8 Fuel management meter 9 Tachometer unit Square type 10 Tachometer unit Round type 11 Speedometer unit Square type 12 Speed fuel meter unit Square type 13 Speed fuel meter unit Round type 14 Fuel management meter unit Square type 15 Remote control transmitter 16 Receiv...

Page 27: ...tact a Yamaha dealer If you have lost the remote control trans mitter consult your Yamaha dealer Keep the least 2 transmitters at all the time If you have lost both transmitters consult your Yamaha dealer TIP Since the receiver is programmed to rec ognize the internal code from this transmit ter only the security system setting can only be changed with this transmitter If the remote control transm...

Page 28: ...gine can be started EMU26182 Remote control box The remote control lever actuates both the shifter and the throttle The electrical switch es are mounted on the remote control box 1 Lock button 2 Unlock button Yamaha Security System mode Number of beeps Main switch Engine can be started Lock 1 beep NO Unlock 2 beeps YES 1 2 ZMU06456 1 Power trim and tilt switch 2 Remote control lever 3 Neutral inte...

Page 29: ...in terlock trigger up EMU26213 Neutral throttle lever To open the throttle without shifting into ei ther forward or reverse put the remote con trol lever in the neutral position and lift the neutral throttle lever 2 Power trim and tilt switch 3 Free accelerator 4 Throttle friction adjuster 1 Neutral 2 Forward 3 Reverse 4 Shift 5 Fully closed 6 Throttle 7 Fully open 1 Neutral 2 Forward 3 Reverse N ...

Page 30: ...ver to the neutral position The free accelerator button will return auto matically to its set position The remote control will then engage forward and re verse normally EMU25977 Throttle friction adjuster A friction device provides adjustable resis tance to movement of the throttle grip or the remote control lever and can be set accord ing to operator preference To increase resistance turn the adj...

Page 31: ...engine shut off cord to a secure place on your clothing or your arm or leg while operating Do not attach the cord to clothing that could tear loose Do not route the cord where it could become en tangled preventing it from functioning Avoid accidentally pulling the cord during normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could slow...

Page 32: ... on position EMU32054 Power trim and tilt switch on remote control The power trim and tilt system adjusts the outboard motor angle in relation to the tran som Pushing the switch up trims the outboard motor up and then tilts it up Push ing the switch down tilts the outboard motor down and trims it down When the switch is released the outboard motor will stop in its current position For instructions...

Page 33: ...s moving could increase the risk of falling overboard and could distract the operator increasing the risk of collision with another boat or an obstacle 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 som Pushing the switch up trims the outboard motor up and then tilts it up Press ing the switch down t...

Page 34: ... amount of force If the boat tends to veer to the left port side turn the trim tab rear end to the port side A in the figure If the boat tends to veer to the right starboard side turn the trim tab end to the starboard side B in the figure NOTICE ECM00841 The trim tab also serves as an anode to protect the engine from electrochemical corrosion Never paint the trim tab as it will become ineffective ...

Page 35: ...ilt position EMU40762 Cowling lock lever The cowling lock levers are used to secure the top cowling EMU40803 Flushing device The flushing device is used to clean the cool ing water passages of the outboard motor using a garden hose and tap water For in structions on using the flushing device see page 70 1 Tilt support lever 1 ZMU07744 1 Cowling lock lever 1 Cowling lock lever 1 Flushing device 1 Z...

Page 36: ...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 1 Fuel filter 1 ZMU07747 U6DA72E0 book Page 30 Monday December 22 2014 11 13 AM ...

Page 37: ...rim meter display will blink EMU26652 Hour meter 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 hours for the current trip The display can also be turned on and off To change the display format press the mode button The display can show total hours or trip hours or turn off To reset the trip hours simultaneously press t...

Page 38: ...the overheat alert indicator is on Serious en gine damage will occur EMU26603 Digital speedometer This gauge shows the boat speed and other information All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU36062 Speedometer The speedometer displays km h mph or knots according to operator preference Se lect the desired units o...

Page 39: ...ter EMU26692 Trip meter This gauge displays the distance the boat has traveled since the gauge was last reset The trip distance is shown in kilometers or miles depending upon the unit of measure ment selected for the speedometer To reset the trip meter to zero press the set and mode buttons at the same time The trip distance is kept in memory by battery power The stored data will be lost if the ba...

Page 40: ...rging the battery con sult your Yamaha dealer EMU26742 Fuel management meter The fuel management meter shows the state of the fuel consumption while the engine is running All segments of the display will light momen tarily after the main switch is turned on and will return to normal thereafter EMU26753 Fuel flow meter The fuel flow meter displays the amount of fuel flow over a one hour period at t...

Page 41: ...isplays for fuel flow to the starboard en gine only for fuel flow to the port engine only or for total fuel flow both en gines EMU36091 Fuel consumption meter Fuel econo my meter Twin engine speed syn chronizer The display shows either the fuel consump tion meter the fuel economy meter or the twin engine synchronizer To change the display press the mode button repeatedly until the indicator on the...

Page 42: ...vidual engines may slightly vary in their fuel consumption due to manufacturing variations These variations can be even greater if the engines are of different year models In addition variations in propel lers even of the same basic dimensions of the same design can also cause a slight variation in fuel consumption EMU26783 Twin engine speed synchronizer This gauge displays the difference in engin...

Page 43: ...he tachometer shows the engine revolutions per minute It has functions of trim meter ad justing trolling speed cooling water engine temperature display battery voltage display total hour trip hour display oil pressure dis play water detection alert engine trouble alert and periodic maintenance notification If the cooling water pressure sensor is in stalled the unit can also show the cooling water ...

Page 44: ...rity System information Turn the main switch to the on position the currently selected Yamaha Security Sys tem mode Lock Unlock will show on the display Unlock mode Lock mode 1 Set button 2 Mode button 1 Tachometer 2 Water detection alert indicator 3 Engine trouble alert maintenance indicator 4 Trim meter 5 Multifunction display 6 Battery voltage 7 Cooling water engine temperature 8 Oil pressure 4...

Page 45: ...antity is maintained consult your Yamaha dealer NOTICE ECM01602 Do not continue to run the engine if the low oil pressure alert device has activated Serious engine damage will occur EMU36222 Overheat alert If the engine temperature rises too high while cruising the overheat alert indicator will start to blink The engine speed will automatically decrease to about 2000 r min Stop the engine immediat...

Page 46: ...in the water from the fuel filter Get back to the port soon and consult a Yamaha dealer immediately NOTICE ECM00911 Gasoline mixed with water could cause damage to the engine EMU36161 Engine trouble alert This indicator will blink if the engine malfunc tions while cruising Get back to the port soon and consult a Yamaha dealer immedi ately NOTICE ECM00921 In such an event the engine will not oper a...

Page 47: ... trip display can be shown by connecting an optional sensor to the unit In addition if optional sensors are connected to the unit water surface temper ature display depth display and clock will also be available For the optional sensors consult your Yamaha dealer The speed fuel meter unit is available in round or square types Check your speed fuel meter unit type for operation information After th...

Page 48: ...isplay depth 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 For more information see the operation man ual originally supplied with the meter EMU36251 6Y8 Multifunction fuel manage ment meters The fuel management m...

Page 49: ...ain 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 For more information see the operation man ual originally supplied with the meter 1 Set button 2 Mode button 1 Fuel flow meter 2 Multifunction display 2 1 ZMU05438 1 2 ZMU05439 U6DA72E0 book Page 43 Monday December 22 2014 11 13 AM ...

Page 50: ... inlets Check trim angle to be sure that the cooling water inlet is submerged Check the cooling water inlet for clogging Dual engine drive users If the overheat alert system of one engine ac tivates the engine will slow down To switch off the alert activation on the engine not af fected by overheating turn off the main switch of the engine overheating If the alert system has activated stop the eng...

Page 51: ...tem of one en gine activates both engines will slow down and the buzzer will sound To switch off the alert activation on the engine not affected by low oil pressure turn off the main switch of the engine with the low oil pressure EMU43952 Water separator alert The outboard motor is equipped with a water separator alert system If water separated from the fuel exceeds a specific volume the alert sys...

Page 52: ...ck the fuel filter If any water is found in the fuel consult a Yamaha dealer NOTICE ECM02341 Although the buzzer will stop when the en gine is started and the remote control le ver is moved to the forward or reverse position do not use the outboard motor Otherwise serious engine damage could occur ZMU07011 ZMU07012 ZMU07859 U6DA72E0 book Page 46 Monday December 22 2014 11 13 AM ...

Page 53: ...engine boats mount the outboard motor on the cen terline keel line of the boat For twin engine boats mount the outboard motors equidis tant from the centerline Consult your Yamaha dealer or boat manufacturer for fur ther information on determining the proper mounting location EMU26936 Mounting height boat bottom The mounting height of your outboard motor affects its efficiency and reliability If i...

Page 54: ...bstructions to the smooth flow of water such as the design or condition of the boat or ac cessories such as transom ladders or depth finder transducers can create air borne water spray while the boat is cruising If the outboard motor is oper ated continuously in the presence of air borne water spray enough water could enter the engine through the air intake opening in the top cowling to cause se v...

Page 55: ...severe engine damage ECM00802 EMU41223 Procedure for breaking in engine Your new engine requires a period of 10 hours break in so that mating surfaces of moving parts wear in evenly Operate the engine in the water under load in gear with a propeller installed for 10 hours as follows When breaking in the engine avoid extended idling rough water and crowded areas 1 For the 1st hour of operation Oper...

Page 56: ...ove the top cowling from the bottom cowling To remove the top cowling pull the cowling lock levers and lift up the top cowling EMU36443 Fuel system WARNING EWM00061 Gasoline and its vapors are highly flamma ble and explosive Keep away from sparks cigarettes flames or other sources of ig nition WARNING EWM00911 Leaking fuel can result in fire or explosion Check for fuel leakage regularly If any fue...

Page 57: ...avel Operation should be smooth over the complete range of motion Inspect the throttle and shift cable connec tions for damage and looseness EMU40363 Engine shut off cord lanyard Check the engine shut off cord and clip for damage such as cuts breaks and wear EMU40994 Engine oil 1 Place the outboard motor in a vertical position not tilted NOTICE If the out board motor is not level the oil level ind...

Page 58: ...nnector is not properly connected cooling water can leak out and the engine can overheat during operation ECM01802 EMU40752 Installing top cowling 1 Check the rubber seal for damage If the rubber seal is damaged have it replaced by a Yamaha dealer 2 Check that the rubber seal is seated all the way around the bottom cowling 3 Check that all of the cowling lock levers are pulled outward 4 Align the ...

Page 59: ...he lower unit while it is tilted even when the tilt support lever is locked Severe injury could occur if the outboard motor accidentally falls Body parts can be crushed between the motor and the clamp bracket when the motor is trimmed or tilted Be sure no one is near the outboard mo tor before performing this check 1 Top cowling 2 Protrusion 3 Holder 4 Bottom cowling 1 Top cowling 2 Protrusion 3 H...

Page 60: ...e retracted completely into the cylinders 7 Activate the trim up switch until the tilt rod is fully extended Unlock the tilt sup port lever 8 Tilt the outboard motor down Check that the tilt rod and trim rods operate smoothly EMU36583 Battery Check that the battery is in good condition and fully charged Check that the battery connections are clean secure and covered by insulating covers The electr...

Page 61: ... filler opening or funnel to help prevent electrostatic sparks 7 Fill the fuel tank but do not overfill WARNING Do not overfill Otherwise fuel can expand and overflow if the temperature increases EWM02611 8 Tighten the fuel tank cap securely 9 Wipe up any spilled gasoline immediate ly with dry rags Dispose of rags properly according to local laws or regulations EMU40252 Operating engine WARNING EW...

Page 62: ...r to select the unlock mode Short beep will sound twice when unlocking the Yamaha Security System For further information see page 21 TIP If you lost track of the current security mode press the lock or unlock button to reset the security system The signal transmission range of the re mote control transmitter varies depending on the mounting position of the receiver To operate the Yamaha Security ...

Page 63: ...starts re lease the main switch to return it to on NOTICE Never turn the main switch to start while the en gine is running Do not keep the start er motor turning for more than 5 seconds If the starter motor is turned continuously for more than 5 seconds the battery will be quickly discharged thus making it impossible to start the engine The starter can also be dam ZMU04628 ON START OFF ON START OF...

Page 64: ...ming up engine 1 After starting the engine warm up the engine until the engine speed stabilizes at idle speed to provide maximum oper ating performance and acceleration NOTICE Failure to do so will shorten engine life ECM04550 2 Check that the low oil pressure alert indi cator remains off NOTICE If the low oil pressure alert indicator blinks after the engine starts stop the engine Otherwise seriou...

Page 65: ... neutral If this occurs stop the en gine shift to neutral then restart the en gine and allow it to warm up To shift out of neutral 1 Pull the neutral interlock trigger up if equipped 2 Move the remote control lever firmly and crisply forward for forward gear or rear ward for reverse gear about 35 a de tent can be felt To shift from in gear forward reverse to neu tral 1 Close the throttle so that t...

Page 66: ...raveling at planing speeds Loss of control boat swamping or damage to the boat could occur The boat is not equipped with a separate braking system Water resistance stops it af ter the throttle lever is moved back to idle The stopping distance varies depending on gross weight water surface conditions and wind direction EMU27822 Stopping engine Before stopping the engine first let it cool off for a ...

Page 67: ...rim angle 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 Correct trim is also affected by variables such as the load in the boat sea conditions and running speed EMU...

Page 68: ...ave a greater tenden cy to steer to one side or the other Compen sate for this as you steer When the bow of the boat is down it is easier to accelerate from a standing start onto plane 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 Excessive trim out can also...

Page 69: ... lower case from damage by collision with obstructions and also to re duce salt corrosion WARNING EWM01544 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 NOTICE ECM00993 Before tilting the outboard motor follow the procedure...

Page 70: ...ilt unit loses pres sure EWM00263 NOTICE Do not use the tilt support lever or knob when traile ring the boat The outboard motor could shake loose from the tilt support and fall If the motor cannot be trailered in the normal running posi tion use an additional support device to secure it in the tilt position For more detailed information see page 68 ECM01642 1 Power trim and tilt switch 1 Power tri...

Page 71: ...and tilt mechanism ECM00253 EMU42702 Procedure for tilting down 1 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 2 Release the tilt support lever 3 Push the power trim and tilt switch down to lower the outboard motor to the desired position 1 Tilt support lever 1 Trim rod 1 ZMU07744 1 ZMU07764 1 Tilt support lev...

Page 72: ...EMU32923 Procedure for power trim and tilt models 1 Place the remote control lever in neutral 2 Slightly tilt the outboard motor up to the desired position using the power trim and tilt switch WARNING Using the power trim and tilt switch on the bot tom cowling while the boat is moving or engine is on could increase the risk of falling overboard and could distract 1 Power trim and tilt switch 1 Pow...

Page 73: ...he cooling water passages with deposits Also rinse the exte rior of the outboard motor with fresh water Operating in water containing mud sand silt debris or vegetation Mud sand silt debris and vegetation in the water may restrict water flow into the cooling water inlet covers or clog internal water pas sages Check and clean the cooling water in let covers frequently when operating in these condit...

Page 74: ...clog the fuel line causing engine start difficulty or malfunction Leaking fuel is a fire hazard When trailering the boat close the fuel valve to prevent fuel from leaking The outboard motor should be transported and stored in the normal running position If there is insufficient road clearance in this po sition then trailer the outboard motor in the tilt position using a motor support device such a...

Page 75: ...he air intake ECM01841 For further information see page 71 3 Remove the top cowling and propeller 4 Install the flushing attachment over the cooling water inlet and then turn on the water supply NOTICE Do not run the engine without supplying it with cool ing water Either the engine water pump will be damaged or the engine will be damaged from overheating Before starting the engine be sure to suppl...

Page 76: ...e from the vapor sep arator Gasoline in the vapor separator must be drained before storing the outboard motor Have a Yamaha dealer drain the gasoline from the vapor separator EMU41072 Lubrication 1 Change the gear oil For instructions see page 85 Check the gear oil for the pres ence of water that indicates a leaky seal Seal replacement should be performed by an authorized Yamaha dealer prior to us...

Page 77: ...s completely out of the water will achieve better results EMU44342 Cleaning the outboard motor When cleaning the outboard motor the top cowling must be installed 1 Wash the exterior of the outboard motor using fresh water NOTICE Do not spray water into the air intake ECM01841 2 Drain the cooling water completely out of the outboard motor Clean the body thoroughly EMU28462 Checking painted surface ...

Page 78: ...ement 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 Yamaha genuine parts and acces sories are available from your Yamaha dealer EMU34152 Severe operating conditions Severe operating conditions involve one or more of the following t...

Page 79: ...e 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 Item Actions Initial Every Page 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years Anode s external Inspection or re placement as nec essary 87 Anode s internal 1 Inspection or re placeme...

Page 80: ...t bolt through tube Inspection and greasing Impeller water pump housing Inspection or re placement as nec essary Impeller water pump housing Replacement OCV Oil Control Valve filter F200F FL200F F200F1 FL200F1 Replacement Power trim and tilt unit Inspection 53 Propeller propeller nut cotter pin Inspection or re placement as nec essary 83 PCV Pressure Control Valve Inspection or re placement as nec...

Page 81: ...e placement as nec essary Timing belt Inspection or re placement as nec essary Valve clearance Inspection and ad justment Cooling water inlet Inspection 18 Main switch stop switch Inspection or re placement as nec essary Wire harness con nections wire cou pler connections Inspection or re placement as nec essary Yamaha Me ter gauge Inspection Item Actions Every Page 1000 hours Exhaust guide ex hau...

Page 82: ...enance 76 EMU46110 Greasing Yamaha grease A water resistant grease Yamaha grease D corrosion resistant grease for propeller shaft and trim rods ZMU07775 U6DA72E0 book Page 76 Monday December 22 2014 11 13 AM ...

Page 83: ...on coil cover 2 Remove the bolt that is securing the igni tion coil and then remove the ignition coil NOTICE Do not use any tools to remove or install the ignition coil Oth erwise the ignition coil coupler could be damaged ECM02331 3 Remove the spark plug WARNING When removing or installing a spark plug be careful not to damage the in sulator A damaged insulator could al low external sparks which ...

Page 84: ...otor is in the water A flush ing attachment or test tank can be used If the boat is not equipped with a tachometer for the outboard motor use a diagnostic ta chometer for this procedure Results may vary depending on whether testing is con ducted with the flushing attachment in a test tank or with the outboard motor in the water 1 Start the engine and allow it to warm up fully in neutral until it i...

Page 85: ... may not be accurate ECM01862 2 Start the engine Warm it up and keep the idle speed for 5 10 minutes 3 Stop the engine and leave it for 5 10 min utes 4 Remove the top cowling 5 Remove the oil filler cap Pull out the dip stick and use the oil changer to extract the oil completely 6 Add the correct amount of oil through the filler hole Put back the filler cap and the dipstick NOTICE Overfilling the ...

Page 86: ...aha dealer if the problem cannot be located and corrected ECM01623 12 Install the top cowling 13 Dispose of used oil according to local regulations TIP For more information on the disposal of used oil consult your Yamaha dealer Change the oil more often when operating the engine under adverse conditions such as extended trolling Changing the engine oil by draining the oil The location of the drain...

Page 87: ...ntainer under the drain hole Let the oil drain completely Wipe up any spilled oil immediately L transom models X transom models TIP If the oil does not drain easily change the tilt angle or turn the outboard motor to port and starboard to drain the oil 7 Put a new gasket on the drain screw Ap ply a light coat of oil to the gasket and in stall the drain screw 1 Oil filler cap 1 Bolt 2 Screw ZMU0786...

Page 88: ...r if the oil level is out of specified level 13 Start the engine and make sure that the low oil pressure alert indicator remains off Also make sure that there are no oil leaks NOTICE If the low oil pressure alert indicator comes on or if there are oil leaks stop the engine and find the cause Continued operation with a problem could cause severe engine damage Consult your Yamaha dealer if the probl...

Page 89: ...ion remove the key and remove the clip from the engine shut off switch Turn off the battery cut off switch if your boat has one Do not use your hand to hold the propeller when loosening or tightening the propeller nut Place a block of wood between the anti cavitation plate and the propeller to prevent the propeller from turning Checkpoints Check each of the propeller blades for ero sion from cavit...

Page 90: ...opposite direction from that expected NOTICE ECM00502 Make sure to use a new cotter pin and bend the ends over securely Otherwise the propeller could come off during oper ation and be lost 1 Apply Yamalube Marine Grease or a cor rosion resistant grease to the propeller shaft 2 Install the thrust washer spacer if equipped and propeller on the propeller shaft NOTICE Make sure to install the thrust w...

Page 91: ... stand You could be severely injured if the outboard motor falls on you Never get under the lower unit while it is tilted even when the tilt support lever or knob is locked Severe injury could oc cur if the outboard motor accidentally falls 1 Tilt the outboard motor so that the gear oil drain screw is at the lowest point pos sible 2 Place a suitable container under the gear case 3 Remove the gear ...

Page 92: ... flexible or pressurized filling device inject the gear oil into the gear oil drain screw hole 6 Put a new gasket on the oil level plug When the oil begins to flow out of the oil level plug hole insert and tighten the oil level plug to the specified torque 7 Put a new gasket on the gear oil drain screw Insert and tighten the gear oil drain screw to the specified torque 1 Gear oil drain screw 2 Gas...

Page 93: ...onous and caus tic and batteries generate explosive hy drogen gas When working near the battery Wear protective eye gear and rubber gloves Do not smoke or bring any other source of ignition near the battery The procedure for checking the battery varies for different batteries This procedure con tains typical checks that apply to many bat teries but you should always refer to the battery manufactur...

Page 94: ...rminal first Then connect the black battery cable to the NEGATIVE terminal 3 The electrical contacts of the battery and cables must be clean and properly con nected or the battery will not start the engine Connecting an accessory battery optional If connecting an accessory battery consult your Yamaha dealer about correct wiring It is recommendable to install the fuse to the iso lator lead as shown...

Page 95: ... and re move the battery from the boat 4 Clean maintain and store the battery according to the manufacturer s instruc tions 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 1 Starboard side engine 2 Port side engine 3 Red cable 4 Blac...

Page 96: ...ol transmitter registered with the receiver Q Has the battery cell of the remote control transmitter discharged A Operate from spare remote control trans mitter or replace battery cell by a Yamaha dealer Q Are battery connections loose or corrod ed A Tighten battery cables and clean battery terminals Q Is battery capacity weak or low A Check battery condition Use battery of recommended capacity St...

Page 97: ...rk plug s Clean or replace with recommended type Q Is fuel system obstructed A Check for pinched or kinked fuel line or other obstructions in fuel system Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is fuel filter clogged A Clean or replace filter Q Have ignition parts failed A Have serviced by a Yamaha dealer Q Has alert system activated A Find and correct cause of alert Q ...

Page 98: ... Q Is there excess water in fuel filter cup A Drain filter cup Engine power loss Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller pitch or diameter incorrect A Install correct propeller to operate out board at its recommended speed r min range Q Is trim angle incorrect A Adjust trim angle to achieve most efficient operation Q Is motor mounted at incorrect height on trans...

Page 99: ... of spark plug incorrect A Inspect spark plug and replace it with rec ommended type Q Is engine not responding properly to shift lever position A Have serviced by a Yamaha dealer Engine vibrates excessively Q Is propeller damaged A Have propeller repaired or replaced Q Is propeller shaft damaged A Have serviced by a Yamaha dealer Q Are weeds or other foreign matter tangled on propeller A Remove an...

Page 100: ...ering at low speed such as near a dock it is recommended that both engines be running with one in neutral gear if possible EMU41882 Replacing fuse WARNING EWM00632 Substituting an incorrect fuse or a piece of wire could allow excessive current flow This could cause electric system damage and a fire hazard If a fuse has blown replace the fuse accord ing to the following procedure 1 Turn the main sw...

Page 101: ...or alert is activated af ter leaving port WARNING EWM01501 Gasoline is highly flammable and its va pors are flammable and explosive Do not perform this procedure on a hot or running engine Allow the engine to cool There will be fuel in the fuel filter Keep away from sparks cigarettes flames or other sources of ignition This procedure will allow some fuel to spill Catch fuel in a rag Wipe up any sp...

Page 102: ...ater detection switch coupler otherwise a malfunc tion could occur ECM01951 4 Remove the filter cup from the filter housing and then remove the O ring from the filter cup NOTICE Be careful not to twist the water detection switch lead when unscrewing the filter cup ECM01961 1 Water separator alert indicator 1 1 ZMU06963 ZMU07012 1 Water detection switch coupler ZMU07859 1 ZMU07789 U6DA72E0 book Pag...

Page 103: ...ator alert indicator blinks or the buzzer sounds have your Yamaha dealer check the outboard motor NOTICE Although the buzzer will stop when the engine is started and the remote control lever is moved to the forward or reverse posi tion do not use the outboard motor Otherwise serious engine damage could occur ECM02391 EMU33502 Treatment of submerged motor If the outboard motor is submerged immedi a...

Page 104: ...iagram 18 Control functions checking 51 Cooling water 58 Cowling lock lever 29 D Digital speedometer 32 Digital tachometer 31 Draining the gasoline from the vapor separator 70 E EC Declaration of Conformity DoC 4 Electric shock 1 Emergency equipment 15 Emergency running single engine in an 94 Emergency temporary action in 93 Emission control information 15 Engine oil 51 Engine oil changing 78 Engi...

Page 105: ...motor checking 52 Outboard motor disposal requirements 15 Outboard motor painted surface checking 71 Outboard motor safety 1 Outboard motor serial number 4 Overheat alert 39 44 Overheat alert indicator 32 Overloading 2 P Passenger training 3 Passengers 2 People in the water 2 Periodic maintenance 72 Personal flotation devices PFDs 2 Power trim and tilt 1 Power trim and tilt switch bottom cowling 2...

Page 106: ...g up and down 63 Top cowling installing 52 Top cowling removing 50 Transporting and storing outboard motor 68 Trim meter 31 Trim tab with anode 28 Trimming outboard motor 61 Trip meter 33 Troubleshooting 90 Twin engine speed synchronizer 36 V Voltmeter 34 W Warming up engine 58 Warning labels 7 Water separator alert 40 45 Water separator alert indicator 37 Water separator alert is activated after ...

Page 107: ...U6DA72E0 book Page 101 Monday December 22 2014 11 13 AM ...

Page 108: ...Printed on recycled paper Printed in Japan January 2015 0 3 1 CR U6DA72E0 book Page 1 Monday December 22 2014 11 13 AM ...

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Yamaha F175A, Owner'S Manual

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