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Specifications and requirements

12

EMU38091

Specifications

TIP:

“(AL)” stated in the specification data below
represents the numerical value for the alumi-
num propeller installed.

EMU2821K

Dimension:

Overall length:

F2.5AMH 623 mm (24.5 in)
F4BMH 750 mm (29.5 in)
F5AMH 750 mm (29.5 in)
F6CMH 750 mm (29.5 in)

Overall width:

F2.5AMH 345 mm (13.6 in)
F4BMH 333 mm (13.1 in)
F5AMH 333 mm (13.1 in)
F6CMH 333 mm (13.1 in)

Overall height S:

F2.5AMH 1021 mm (40.2 in)
F4BMH 1040 mm (40.9 in)
F5AMH 1040 mm (40.9 in)
F6CMH 1040 mm (40.9 in)

Overall height L:

F4BMH 1168 mm (46.0 in)
F5AMH 1168 mm (46.0 in)
F6CMH 1168 mm (46.0 in)

Transom height S:

F2.5AMH 432 mm (17.0 in)
F4BMH 440 mm (17.3 in)
F5AMH 440 mm (17.3 in)
F6CMH 440 mm (17.3 in)

Transom height L:

F4BMH 568 mm (22.4 in)
F5AMH 568 mm (22.4 in)
F6CMH 568 mm (22.4 in)

Weight (AL) S:

F2.5AMH 17.0 kg (37 lb)
F4BMH 27.0 kg (60 lb)
F5AMH 27.0 kg (60 lb)
F6CMH 27.0 kg (60 lb)

Weight (AL) L:

F4BMH 28.0 kg (62 lb)
F5AMH 28.0 kg (62 lb)
F6CMH 28.0 kg (62 lb)

Performance:

Full throttle operating range:

F2.5AMH 5250–5750 r/min
F4BMH 4000–5000 r/min
F5AMH 4500–5500 r/min
F6CMH 4500–5500 r/min

Maximum output:

F2.5AMH 1.8 kW@5500 r/min (2.5 
HP@5500 r/min)
F4BMH 2.9 kW@4500 r/min (4 
HP@4500 r/min)
F5AMH 3.7 kW@5000 r/min (5 
HP@5000 r/min)
F6CMH 4.4 kW@5000 r/min (6 
HP@5000 r/min)

Idle speed (in neutral):

F2.5AMH 1900 

±

100 r/min

F4BMH 1500 

±

50 r/min

F5AMH 1500 

±

50 r/min

F6CMH 1500 

±

50 r/min

Engine:

Type:

4-stroke S

Displacement:

F2.5AMH 72.0 cm³
F4BMH 139.0 cm³
F5AMH 139.0 cm³
F6CMH 139.0 cm³

Bore 

×

 stroke:

F2.5AMH 54.0 

×

 31.5 mm (2.13 

×

 1.24 

in)
F4BMH 62.0 

×

 46.0 mm (2.44 

×

 1.81 in)

F5AMH 62.0 

×

 46.0 mm (2.44 

×

 1.81 in)

F6CMH 62.0 

×

 46.0 mm (2.44 

×

 1.81 in)

U6BV23E0.book  Page 12  Tuesday, April 5, 2011  2:38 PM

Содержание F6C

Страница 1: ...Read this manual carefully before operating this outboard motor OWNER S MANUAL F2 5A F4B F5A F6C 6BV F8199 23 E0 U6BV23E0 book Page 1 Tuesday April 5 2011 2 38 PM...

Страница 2: ...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 U6BV23E0 book Page 1 Tuesday Apri...

Страница 3: ...cies between your machine and this manual If there is any question concerning this manual please con sult your Yamaha dealer To ensure long product life Yamaha recom mends that you use the product and...

Страница 4: ...motor 14 Propeller selection 14 Start in gear protection F4B F5A F6C 15 Engine oil requirements 15 Fuel requirements 16 Gasoline 16 Muddy or acidic water 16 Anti fouling paint 16 Motor disposal requi...

Страница 5: ...llow water F4B F5A F6C 68 Cruising in shallow water 68 Cruising in other conditions 69 Maintenance 70 Transporting and storing outboard motor 70 Transporting Dismounting the outboard motor 70 Storing...

Страница 6: ...the boat from running away under power and leaving peo ple stranded or running over people or ob jects Always attach the engine shut off cord to a secure place on your clothing or your arm or leg whil...

Страница 7: ...s in neutral Stop the engine when a person is in the water near you EMU33751 Passengers Consult your boat manufacturer s instructions for details about appropriate passenger loca tions in your boat an...

Страница 8: ...ottle and turn in anoth er direction EMU33790 Weather Stay informed about the weather Check weather forecasts before boating Avoid boat ing in hazardous weather EMU33880 Passenger training Make sure a...

Страница 9: ...A F6C 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 lowin...

Страница 10: ...ines affixed with this label conform to cer tain portion s of the Australian Radio Com munications Act F2 5A F4B F5A F6C 1 C Tick label location 1 C Tick label location ZMU06304 ZMU06712 1 ZMU01697 U6...

Страница 11: ...l 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 EMU33832 Warning labels If these labels a...

Страница 12: ...crew when not in use 2 WARNING EWM01681 Keep hands hair and clothing away from rotating parts while the engine is running Do not touch or remove electrical parts when starting or during operation 3 WA...

Страница 13: ...5132 Symbols The following symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard ZMU05696 ZMU05664 ZMU05665 ZMU05666 U6BV23E0 book Page 8 Tu...

Страница 14: ...ral information 9 EMU42710 Warning labels If these labels are damaged or missing contact your Yamaha dealer for replacements F4B F5A F6C 4 3 1 2 ZMU06795 U6BV23E0 book Page 9 Tuesday April 5 2011 2 38...

Страница 15: ...ir and clothing away from rotating parts while the engine is running Do not touch or remove electrical parts when starting or during operation 3 WARNING EWM01671 Read Owner s Manuals and labels Wear a...

Страница 16: ...before refueling Tighten tank cap and air vent screw when not in use EMU42750 Symbols The following symbols mean as follows Notice Warning Read Owner s Manual Hazard caused by continuous rotation Ele...

Страница 17: ...4 in F5AMH 568 mm 22 4 in F6CMH 568 mm 22 4 in Weight AL S F2 5AMH 17 0 kg 37 lb F4BMH 27 0 kg 60 lb F5AMH 27 0 kg 60 lb F6CMH 27 0 kg 60 lb Weight AL L F4BMH 28 0 kg 62 lb F5AMH 28 0 kg 62 lb F6CMH...

Страница 18: ...capacity F4BMH 12 0 L 3 17 US gal 2 64 Imp gal F5AMH 12 0 L 3 17 US gal 2 64 Imp gal F6CMH 12 0 L 3 17 US gal 2 64 Imp gal Fuel tank capacity built in type F2 5AMH 0 9 L 0 24 US gal 0 20 Imp gal F4BMH...

Страница 19: ...aler or other person experienced in proper rigging should mount the motor using correct equipment and complete rigging in structions For further information see page 31 F4B F5A F6C WARNING EWM02430 Im...

Страница 20: ...9692 Engine oil requirements Select an oil grade according to the average temperatures in the area where the outboard motor will be used If oil grades listed under Recommended en gine oil grade 1 are...

Страница 21: ...ha does not recommend gasohol containing methanol because it can cause fuel system damage or engine performance problems EMU36880 Muddy or acidic water Yamaha strongly recommends that you have your de...

Страница 22: ...n extra set of spark plugs Consult your Yamaha dealer for details EMU25222 Emission control information F4B F5A F6C EMU25310 U S insular areas Engines affixed with the label pictured below conform to...

Страница 23: ...g handle 4 Steering friction adjuster 5 Anti cavitation plate 6 Propeller 7 Cooling water inlet 8 Trim rod 9 Clamp bracket 10 Tiller handle 11 Air vent screw 12 Fuel tank cap 13 Manual starter handle...

Страница 24: ...21 19 18 20 16 17 22 23 24 25 4 5 6 8 7 9 10 1 Top cowling 2 Cowling lock lever 3 Carrying handle 4 Anti cavitation plate 5 Propeller 6 Cooling water inlet 7 Trim rod 8 Clamp bracket 9 Steering fricti...

Страница 25: ...ngine is its dedicated fuel reservoir and must not be used as a fuel storage container Com mercial users should conform to relevant licensing or approval authority regula tions Fuel tank cap This cap...

Страница 26: ...roval authority regula tions Fuel joint This joint is used to connect the fuel line Fuel gauge This gauge shows the approximate amount of fuel remaining in the fuel tank Pressure relief tab This tab i...

Страница 27: ...e position Always turn the lever or knob to close position when the engine is not running F4B F5A F6C To stop the fuel flow from the fuel tank to the carburetor align the fuel cock with the closed pos...

Страница 28: ...gn the fuel cock with the portable fuel tank position EMU25913 Tiller handle To change direction move the tiller handle to the left or right as necessary F2 5A F4B F5A F6C EMU42540 Gear shift lever F2...

Страница 29: ...ion of the throttle in dicator is aligned with the notch in the tiller handle the throttle is fully open When the 0 position of the throttle indicator is aligned with the notch in the tiller handle th...

Страница 30: ...for the engine to run The cord should be attached to a secure place on the operator s clothing or arm or leg Should the operator fall overboard or leave the helm the cord will pull out the clip stoppi...

Страница 31: ...13 Choke knob for pull type To supply the engine with the rich fuel mixture required to start pull out this knob F2 5A 1 Clip 2 Cord 3 Engine shut off switch 1 Engine shut off switch 2 Cord 3 Clip ZMU...

Страница 32: ...ing friction adjuster WARNING EWM02270 Do not overtighten the steering friction ad juster If there is too much resistance it could be difficult to steer which could re sult in an accident The steering...

Страница 33: ...m F2 5A F4B F5A F6C EMU39363 Tilt lock mechanism F4B F5A F6C The tilt lock mechanism is used to prevent the outboard motor from lifting out of the water when the gear shift lever is in the reverse po...

Страница 34: ...he clamp bracket NOTICE ECM00660 Do not use the tilt support lever or knob when trailering the boat The outboard mo tor could shake loose from the tilt support and fall If the motor cannot be trailere...

Страница 35: ...or easily with one hand F4B F5A F6C The carrying handle is used to carry the out board motor For information on carrying and transporting the outboard motor see page 70 1 Cowling lock lever 1 Cowling...

Страница 36: ...a Yamaha dealer EMU42940 Mounting the outboard motor F2 5A WARNING EWM01720 Your dealer or other person experienced in proper outboard motor mounting should show you how to mount your out board motor...

Страница 37: ...oun terclockwise to set the steering friction according to operator preference WARNING If there is too much resis tance it could be difficult to steer which could result in an accident EWM00721 EMU397...

Страница 38: ...of the airborne water spray TIP The optimum mounting height of the out board motor is affected by the boat and mo tor combination and the desired use Test runs at different heights can help determine...

Страница 39: ...re mounting point on the boat Otherwise the engine could be completely lost if it accidentally falls off the transom F2 5A F4B F5A F6C 1 Clamp screw 1 Restraint cable attachment 1 Restraint cable atta...

Страница 40: ...d ed idling rough water and crowded areas 1 For the first hour of operation Run the engine at varying speeds up to 2000 r min or approximately half throttle 2 For the second hour of operation Run the...

Страница 41: ...in the boat Check for fuel leakage from the fuel system Check the fuel tank and fuel lines for cracks swellings or other damages EMU42970 Controls F2 5A Move the tiller handle fully to the left and r...

Страница 42: ...U42860 Engine oil F2 5A 1 Put the outboard motor in an upright po sition not tilted 2 Remove the top cowling 3 Check the oil level using the oil level check window to be sure the level falls between t...

Страница 43: ...til the oil is between the up per and lower marks 5 Install the oil filler cap and tighten it com pletely EMU27153 Engine Check the engine and engine mounting Look for loose or damaged fasteners Check...

Страница 44: ...with their respective holes in the top cowling 3 Hook the top cowling hook onto the bot tom cowling and then make sure that the fuel tank cap and manual starter handle fit properly into their respecti...

Страница 45: ...e your doctor im mediately If gasoline spills on your skin wash with soap and water If gaso line spills on your clothing change your clothes Before refueling check the following points Securely moor t...

Страница 46: ...ARNING When not using a portable fuel tank make sure to install the fuel joint cap Otherwise injury could result from striking the fuel joint accidentally EWM02411 2 Remove the portable fuel tank from...

Страница 47: ...nal F4B F5A F6C When using the portable fuel tank B fill the fuel tank according to the following procedure 1 Turn the fuel hose counterclockwise from the fuel joint of the fuel tank to disconnect it...

Страница 48: ...Do not overfill Otherwise fuel can expand and overflow if the temperature in creases EWM02610 TIP Wipe up any spilled gasoline immediately with dry rags Dispose of rags properly according to local law...

Страница 49: ...product emits exhaust gases which contain carbon monoxide a colorless odorless gas which could cause brain damage or death when inhaled Symp toms include nausea dizziness and drowsiness Keep cockpit...

Страница 50: ...1 Loosen the air vent screw on the portable fuel tank by 2 or 3 turns 2 If there is fuel in the built in fuel tank loos en the air vent screw by 1 or 2 turns to prevent pressure from increasing inside...

Страница 51: ...e firm While the engine is running make sure to keep the portable fuel tank hori zontal Otherwise fuel cannot be drawn from the fuel tank Sending fuel for portable fuel tank optional F4B F5A F6C When...

Страница 52: ...imer pump points toward the outboard motor 5 Align the groove in the fuel joint on the outboard motor with the protrusions on the fuel hose 6 Push in the fuel hose and turn it clockwise to connect it...

Страница 53: ...cal laws or regulations 10 Align the fuel cock with the portable fuel tank position 11 Squeeze the primer pump with the arrow pointing up until you feel it become firm During engine operation place th...

Страница 54: ...ngled preventing it from functioning Avoid accidentally pulling the cord dur ing normal operation Loss of engine power means the loss of most steering control Also without engine power the boat could...

Страница 55: ...arter handle to the original posi tion before releasing it 7 Slowly return the throttle grip to the fully closed position TIP When the engine is cold it needs to be warmed up For further information s...

Страница 56: ...tioned past the notch in the tiller handle 4 Pull out the choke knob fully TIP It is not necessary to use the choke when starting a warm engine such as immediately after the outboard motor has been op...

Страница 57: ...zen it may take a while for water to start flowing out of the pilot hole NOTICE ECM01810 If water is not flowing out of the pilot hole at all times while the engine is running overheating and serious...

Страница 58: ...Restart the engine and then check that the engine stops when the clip is pulled from the engine shut off switch Check that the engine cannot be started with the clip removed from the engine shut off...

Страница 59: ...utral 1 Close the throttle so that the engine slows to idle speed 2 Move the gear shift lever to the neutral position EMU38071 Stopping boat F2 5A The boat is not equipped with a separate braking syst...

Страница 60: ...off for a few minutes at idle or low speed Stop ping the engine immediately after operating at high speed is not recommended EMU43611 Procedure Procedure for stopping engine F2 5A 1 Push and hold the...

Страница 61: ...ne according to the following proce dure 1 Push and hold the engine stop button un til the engine stops completely The en gine can also be stopped by pulling the engine shut off cord and removing the...

Страница 62: ...ot using a portable fuel tank make sure to install the fuel joint cap Otherwise injury could result from striking the fuel joint accidentally EWM02411 1 Engine stop button 1 Engine shut off switch 2 C...

Страница 63: ...e stopped by pulling the engine shut off cord and removing the clip from the engine shut off switch 2 After stopping the engine disconnect the fuel hose from the fuel joint on the out board motor by t...

Страница 64: ...the boat more difficult This increases the possibility of an accident If the boat begins to feel unstable or is hard to steer slow down and or readjust the trim angle The trim angle of the outboard mo...

Страница 65: ...n for the first time Increase speed gradu ally and watch for any signs of instability or control problems Improper trim an gle can cause loss of control There are 4 or 5 holes provided in the clamp br...

Страница 66: ...grees With the bow up the boat may have a greater ten dency to steer to one side or the other If this occurs adjust the trim angle Bow Up Too much trim out puts the bow of the boat too high in the wat...

Страница 67: ...ard motor will be tilted for more than a few minutes Otherwise fuel may leak NOTICE ECM00231 Before tilting the outboard motor follow the procedure under Stopping engine in this chapter Never tilt the...

Страница 68: ...t sup port lever cannot automatically turn to the locked position If the tilt support lever does not automatically lock swing the motor a little to the left and right Procedure for tilting up when usi...

Страница 69: ...g up when using optional portable fuel tank F4B F5A F6C When using the portable fuel tank A tilt the outboard motor up according to the following procedure 1 Align the fuel cock with the closed posi t...

Страница 70: ...cowling and fully tilt the outboard motor up Slightly lower the outboard motor from the fully tilted up position and fit the tilt support bar secure ly into the holder located on the clamp bracket Pro...

Страница 71: ...n the air vent screw 5 Disconnect the fuel hose from the fuel joint on the outboard motor by turning it counterclockwise 6 Install the fuel joint cap on the outboard motor 1 Closed position 1 Neutral...

Страница 72: ...he steering friction according to operator preference WARNING If there is too much resistance it could be difficult to steer which could result in an acci dent EWM00721 F4B F5A F6C 1 Slightly tilt the...

Страница 73: ...tor 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 EMU39...

Страница 74: ...ing clogged Also rinse the outside of the outboard motor with fresh wa ter Cruising in muddy turbid or acidic water Yamaha strongly recommends that you use the optional chromium plated water pump kit...

Страница 75: ...o follow the procedure list ed below Disconnect the fuel hose from the fuel joint on the outboard motor and install the fuel joint cap Close the fuel cock on the outboard motor and then tighten the bu...

Страница 76: ...ler handle when mounting or dismounting the out board motor Otherwise the outboard mo tor could fall 1 Stop the engine and land the boat 2 Tighten the fuel tank cap and air vent screw securely 3 Align...

Страница 77: ...event steering movement turn the steering friction adjuster clockwise 6 Turn the tiller handle 180 so that it is pointing rearward 7 Loosen the clamp screws 8 Hold the carrying handle and the hand gri...

Страница 78: ...or is facing down turn the clamp bracket 90 so that it does not con tact the ground and then turn the steer ing friction adjuster clockwise to secure the bracket EMU43661 Storing outboard motor When s...

Страница 79: ...hten the air vent screw on the fuel tank cap 3 Remove the top cowling and silencer cover 4 Remove the propeller For further infor mation see page 89 5 Install the outboard motor on the test tank 6 Fil...

Страница 80: ...sh the outboard motor body using fresh water NOTICE Do not spray wa ter into the air intake ECM01840 For further information see page 78 2 When using the built in fuel tank com pletely drain the fuel...

Страница 81: ...t engine idle speed until the fuel system empties and the engine stops Check that the engine has stopped and then remove the spark plug Pour a tea spoonful of clean engine oil into the cylin der Crank...

Страница 82: ...le cap 5 Remove the propeller For further infor mation see page 89 6 Remove the screw located beside the wash mark on the lower case Install the water flush plug and connect it to a fresh water tap 7...

Страница 83: ...ha dealer prior to use 3 Grease all grease fittings For further de tails see page 82 TIP For long term storage fogging the engine with oil is recommended Contact your Yamaha dealer for information abo...

Страница 84: ...ve one or more of the following types of operation on a regular basis Operating continuously at or near maxi mum engine speed rpm for many hours Operating continuously at a low engine speed rpm for ma...

Страница 85: ...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 20 hours 3 months 100 hours 1 year 300 hou...

Страница 86: ...ooling water pilot hole Inspection Throttle link throttle ca ble Inspection adjustment or replacement as nec essary Thermostat Inspection or replace ment as necessary Valve clearance Inspection and ad...

Страница 87: ...Yamaha grease A water resistant grease Yamaha grease D corrosion resistant grease for propeller shaft F2 5A Item Actions Every 1000 hours Exhaust guide exhaust manifold Inspection or replace ment as...

Страница 88: ...Maintenance 83 F4B F5A F6C ZMU06764 U6BV23E0 book Page 83 Tuesday April 5 2011 2 38 PM...

Страница 89: ...sive or if carbon and other deposits are excessive you should replace the spark plug with another of the correct type WARNING When remov ing or installing a spark plug be care ful not to damage the in...

Страница 90: ...ges by placing the outboard motor in the water or by using a flushing attachment or test tank To check the engine idle speed a diagnostic tachometer is required For checking or ad justment of the engi...

Страница 91: ...E Overfilling the oil could cause leakage or damage If the oil level is above the upper level mark drain until the level meets the specified capacity ECM01850 5 Start the engine and watch to make sure...

Страница 92: ...Put the outboard motor in an upright po sition not tilted NOTICE If the out board motor is not level the oil level indicated on the oil dipstick may not be accurate ECM01861 2 Start the engine Warm i...

Страница 93: ...lean 13 Install the oil filler cap and tighten it com pletely 14 Remove the oil filler cap again and check that the oil level on the dipstick is be tween the upper and lower marks If the oil level is...

Страница 94: ...the gear shift lever in neutral and remove the clip from the engine shut off switch Do not use your hand to hold the propeller when loosening or tightening the propeller nut Put a wood block between...

Страница 95: ...n the propeller nut hole with the pro peller shaft hole Insert a new cotter pin in the holes and bend the cotter pin ends NOTICE Do not reuse the cotter pin Otherwise the propeller can come off during...

Страница 96: ...de vice inject the gear oil into the gear oil drain screw hole F2 5A F4B F5A F6C 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...

Страница 97: ...osion by sacrificial anode Inspect the ex ternal anode periodically Remove scales from the surface of the anode Consult a Yamaha dealer for replacement of the exter nal anode NOTICE ECM00720 Do not pa...

Страница 98: ...cal parts malfunctioning A Have serviced by a Yamaha dealer Q Is clip on engine shut off cord lanyard in stalled A Install clip to engine shut off switch Q Are engine inner parts damaged A Have servic...

Страница 99: ...ended type Q Are weeds or other foreign material tan gled on gear housing A Remove foreign material and clean lower unit Q Is fuel system obstructed A Check for pinched or kinked fuel line or oth er o...

Страница 100: ...gain EMU43680 Starter will not operate If the starter mechanism does not operate the engine cannot be cranked with the start er the engine can be started with an emer gency starter rope EMU42921 Emerg...

Страница 101: ...l spark plug wire spark plug cap or other electrical components when starting or operating the motor You could get an electrical shock 1 Remove the top cowling 2 Remove the bolts from the fuel tank 3...

Страница 102: ...andle 13 Pull the rope slowly until resistance is felt 14 Give a strong pull straight out to crank and start the engine Repeat if neces sary F4B F5A F6C WARNING EWM02361 Use this procedure only for em...

Страница 103: ...ne is running Do not install the starter mechanism or top cowling after the engine is running Do not touch the ignition coil spark plug wire spark plug cap or other electrical components when starting...

Страница 104: ...g Then install the clip on the other end of the cord to the engine shut off switch 8 Align the engine start mark on the throttle grip with the notch in the tiller han dle 9 Give a strong pull straight...

Страница 105: ...is submerged immedi ately take it to a Yamaha dealer Otherwise some corrosion may begin almost immediate ly NOTICE Do not attempt to run the out board motor until it has been completely inspected ECM0...

Страница 106: ...Printed in France April 2011 0 3 1 CR U6BV23E0 book Page 1 Tuesday April 5 2011 2 38 PM...

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