Yamaha FL250A Owner'S Manual Download Page 15

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General information

EMU33843

Symbols

The following symbols mean as follows.

Notice/Warning

Read Owner’s Manual

Hazard caused by continuous rotation

Electrical hazard

Remote control lever/gear shift lever operat-
ing direction, dual direction

Engine start/ Engine cranking

ZMU05696

ZMU05664

ZMU05665

ZMU05666

ZMU05667

ZMU05668

U6P278E0.book Page 8 Monday, April 11, 2011 7:37 PM

Summary of Contents for FL250A

Page 1: ...Read this manual carefully before operating this outboard motor OWNER S MANUAL F200C FL200C F225B FL225B F225C F250A FL250A 6P2 28199 78 E0 U6P278E0 book Page 1 Monday April 11 2011 7 37 PM ...

Page 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 U6P278E0 book Page 1 Monday April 11 2011 7 37 PM ...

Page 3: ...ontains the most current product information available at the time of printing there may be minor discrepancies 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 perform the specified periodic inspections and mainte nance by correctly following the instr...

Page 4: ...0A FL250A OWNER S MANUAL 2011 by Yamaha Motor Co Ltd 1st Edition March 2011 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in Japan U6P278E0 book Page 2 Monday April 11 2011 7 37 PM ...

Page 5: ...ies 12 Propeller selection 12 Counter rotation models 12 Start in gear protection 13 Engine oil requirements 13 Fuel requirements 13 Gasoline 13 Muddy or acidic water 14 Anti fouling paint 14 Motor disposal requirements 14 Emergency equipment 14 Components 16 Components diagram 16 Remote control box 17 Remote control lever 18 Free accelerator 18 Throttle friction adjuster 19 Engine shut off cord l...

Page 6: ...l 43 Engine 43 Flushing device 43 Install cowling 44 Checking power trim and tilt system 45 Battery 46 Filling fuel 46 Operating engine 47 Sending fuel 47 Starting engine 47 Checks after starting engine 49 Cooling water 49 Warming up engine 49 Electric start models 49 Checks after engine warm up 50 Shifting 50 Stop switches 50 Shifting 50 Stopping boat 51 Stopping engine 51 Procedure 51 Trimming o...

Page 7: ...g and replacing anode s 77 Checking battery for electric start models 77 Connecting the battery 78 Disconnecting the battery 79 Trouble Recovery 81 Troubleshooting 81 Temporary action in emergency 84 Impact damage 84 Running single engine twin engines 84 Replacing fuse 85 Power trim and tilt will not operate 86 Water separator alert indicator blinks while cruising 86 Treatment of submerged motor 8...

Page 8: ...all times Be sure no one is in this area before operating the power trim and tilt mech anism The power trim and tilt switches operate even when the main switch is off Keep people be away from the switches whenever working around the motor Never get under the lower unit while it is tilted even when the tilt support lever is locked Se vere injury could occur if the outboard motor accidentally falls ...

Page 9: ...ardous boating condi tions EMU33731 People in the water Always watch carefully for people in the wa ter such as swimmers skiers or divers whenever the engine is running When some one is in the water near the boat shift into neutral and stop the engine Stay away from swimming areas Swimmers can be hard to see The propeller can keep moving even when the motor is in neutral Stop the engine when a per...

Page 10: ... are not sure that you can stop in time before hitting an obstacle apply throttle 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 at least one other passenger is trained to operate the boat in the event of an emergency EMU33890 Boating safety publications...

Page 11: ...shown in the illustration Record this number in the space provided for reference in case you need a new key EMU37291 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 Prod...

Page 12: ...General information 5 1 CE marking location ZMU06040 U6P278E0 book Page 5 Monday April 11 2011 7 37 PM ...

Page 13: ...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 are damaged or missing contact your Yamaha dealer for replacements F200C FL200C F225B FL225B F225C F250A FL250A U6P278E0 book Page 6 Monday April 11 2011 7 37 PM ...

Page 14: ... or remove electrical parts when starting or during operation 2 WARNING EWM01671 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 EMU33850 Other labels 1 2 ZMU06191 3 ZMU05710 U6P278E0 book Page 7 Monday April 11 2011 7 ...

Page 15: ...rning Read Owner s Manual Hazard caused by continuous rotation Electrical hazard Remote control lever gear shift lever operat ing direction dual direction Engine start Engine cranking ZMU05696 ZMU05664 ZMU05665 ZMU05666 ZMU05667 ZMU05668 U6P278E0 book Page 8 Monday April 11 2011 7 37 PM ...

Page 16: ...n FL200CET 1829 mm 72 0 in FL225BET 1829 mm 72 0 in FL250AET 1829 mm 72 0 in Overall height U F225BET 1956 mm 77 0 in F250AET 1956 mm 77 0 in FL250AET 1956 mm 77 0 in Transom height L F225CET 516 mm 20 3 in Transom height X F200CET 643 mm 25 3 in F225BET 643 mm 25 3 in F250AET 643 mm 25 3 in FL200CET 643 mm 25 3 in FL225BET 643 mm 25 3 in FL250AET 643 mm 25 3 in Transom height U F225BET 770 mm 30 ...

Page 17: ...rance cold engine IN 0 17 0 24 mm 0 0067 0 0094 in Valve clearance cold engine EX 0 31 0 38 mm 0 0122 0 0150 in Min cold cranking amps CCA EN 711 0 A Min rated capacity 20HR IEC 100 Ah Maximum generator output 44 A Drive unit Gear positions Forward neutral reverse Gear ratio 2 00 30 15 Trim and tilt system Power trim and tilt Propeller mark F200CET T M F225BET T M F225CET T M F250AET T M FL200CET ...

Page 18: ...NING EWM01560 Overpowering a boat can cause severe in stability Before installing the outboard motor s con firm that the total horsepower of your out board motor s does not exceed the boats maximum horsepower rating See the boat s capacity plate or contact the manufacturer EMU33571 Mounting motor WARNING EWM01570 Improper mounting of the outboard mo tor could result in hazardous conditions such as...

Page 19: ... boating needs Select a propeller that will allow the engine to reach the middle or upper half of the operating range at full throttle with the maximum boat load Generally select a larger pitch propeller for a smaller operating load and a smaller pitch propeller for a heavier load If you carry loads that vary widely select the propeller that lets the engine run in the proper range for your maximum...

Page 20: ...de 1 Recommended engine oil grade 2 EMU36360 Fuel requirements EMU43920 Gasoline F200C FL200C F225B FL225B Use a good quality gasoline that meets the minimum octane rating If knocking or pinging occurs use a different brand of gasoline or premium unleaded fuel F225C F250A FL250A Use a good quality gasoline that meets the minimum octane rating Recommended engine oil 4 stroke outboard motor oil Reco...

Page 21: ...fuel can cause corrosion of metallic fuel system components starting and running complaints and require additional fuel system maintenance EMU36880 Muddy or acidic water Yamaha strongly recommends that you have your dealer install the optional chromium plat ed water pump kit if you use the outboard mo tor in muddy or acidic water conditions However depending on the model it might not be required E...

Page 22: ...tions and requirements 15 An extra engine shut off cord lanyard with clip Spare parts such as an extra set of spark plugs Consult your Yamaha dealer for details U6P278E0 book Page 15 Monday April 11 2011 7 37 PM ...

Page 23: ...3 Trim tab anode 4 Propeller 5 Cooling water inlet 6 Clamp bracket 7 Cowling lock lever s 8 Water separator 9 Power trim and tilt switch 10 Flushing device 11 Tilt support lever 12 Remote control box binnacle mount type 13 Switch panel for use with binnacle type 14 Remote control box binnacle mount type 15 Switch panel for use with binnacle type 16 Digital speedometer 17 Digital tachometer 18 Fuel...

Page 24: ...3 2 5 ZMU05429 1 Tachometer unit Square type 2 Tachometer unit Round type 3 Speedometer unit Square type 4 Speed fuel meter unit Square type 5 Speed fuel meter unit Round type 6 Fuel management meter Square type 1 Power trim and tilt switch 2 Remote control lever 3 Free accelerator 4 Throttle friction adjuster 2 1 3 4 ZMU04572 U6P278E0 book Page 17 Monday April 11 2011 7 37 PM ...

Page 25: ...r button can only be pushed when the remote control lever is in the neutral position After the button is pushed the throttle be gins to open after the remote control lever is moved at least 35 After using the free accelerator return the remote control lever to the neutral position The free accelerator button will return auto 1 Remote control lever 2 Power trim and tilt switch 3 Free accelerator 4 ...

Page 26: ... must be attached to the engine shut off switch 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 stopping ignition to the engine This will prevent the boat from running away under power WARNING At tach the engine shut off cord to a secure place on your cl...

Page 27: ...he out board motor angle in relation to the transom Pushing the switch up trims the out board motor up and then tilts it up Pushing the switch down tilts the outboard motor down and trims it down When the switch is re leased the outboard motor will stop in its cur rent position For instructions on using the power trim and tilt switch see pages 51 and 53 EMU26155 Power trim and tilt switch on botto...

Page 28: ...ur rent position For instructions on using the power trim and tilt switches see pages 51 and 53 TIP On the dual engine control the switch on the remote control grip controls both outboard motors at the same time EMU26244 Trim tab with anode WARNING EWM00840 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 ...

Page 29: ... the normal running position use an addi tional support device to secure it in the tilt position EMU31421 Cowling lock lever pull up type To remove the top cowling pull up the cowling lock lever s and lift off the cowling To install the top cowling place it in its original position and then move the cowling lock lever s downward to lock it in place TIP When installing the cowling check to be sure ...

Page 30: ... using a garden hose and tap water TIP For details on usage see page 60 EMU35563 Fuel filter Water separator This engine has a combination fuel filter water separator and associated alert system If wa ter separated from the fuel exceeds a specific volume the alert device of 6Y8 Multifunction Tachometer will activate Activation of alert device 1 Cowling lock lever s 1 Cowling lock lever s ZMU05347 ...

Page 31: ...Y8 Multifunction Tachometer will blink The buzzer will sound intermittently only when the gear shift is in neutral If the alert system has activated stop the engine and consult a Yamaha dealer imme diately U6P278E0 book Page 24 Monday April 11 2011 7 37 PM ...

Page 32: ...to the desired using the pow er trim and tilt switch If the trim angle of your motor exceeds the trim operating range the top segment on the trim meter display will blink EMU26651 Hour meter This meter shows the number of hours the en gine 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...

Page 33: ...or further in formation on reading the indicator see page 37 NOTICE ECM00052 Do not continue to run the engine if the overheat alert indicator is on Serious en gine damage will occur EMU26602 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 EMU36061 S...

Page 34: ...on the face of the gauge points to trip meter clock or voltmeter EMU26691 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 m...

Page 35: ...play will auto matically turn on and blink Get back to the port soon if an alert device has activated For charging the battery consult your Yamaha dealer EMU26741 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 thereaft...

Page 36: ... displays for fuel flow to the starboard en gine only for fuel flow to the port engine only or for total fuel flow both engines EMU36090 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 th...

Page 37: ...ndividual 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 propellers even of the same basic dimensions of the same design can also cause a slight varia tion in fuel consumption EMU26782 Twin engine speed synchronizer This gauge displays the difference in en...

Page 38: ... The 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 installed the unit can also show the cooling water...

Page 39: ... r min Stop the engine immediately if the buzzer sounds and the low oil pressure alert indicator blinks Check the engine oil quantity and re plenish oil if necessary If the alert device has activated while the appropriate engine oil quantity is maintained consult your Yamaha dealer NOTICE ECM01601 Do not continue to run the engine if the low oil pressure alert device has activated Serious engine d...

Page 40: ...vice has activated Consult your Yamaha dealer if the problem can not be located and corrected EMU36150 Water separator alert This indicator will blink if water has accumulat ed in the water separator fuel filter while cruising In such an event stop the engine im mediately and see page 84 of this manual to drain the water from the fuel filter Get back to the port soon and consult a Yamaha dealer im...

Page 41: ... speed and has the functions of fuel meter to tal fuel consumption display fuel economy display fuel flow display and system voltage display The chosen display is selected by us ing the set and mode buttons as described in this section If the speed sen sor is installed the unit can also show the trip display However even if the speed sensor is not installed the trip display can be shown by connect...

Page 42: ...he chosen display is select ed by using the set and mode buttons as described in this section In addi tion the speedometer can show the desired unit of measurement such as km h mph or knots If the speed sensor is installed the unit can also show the trip display However even if the speed sensor is not installed the trip dis play can be shown by connecting an optional sensor to the unit In addition...

Page 43: ...dis play fuel economy display and remaining fuel display The chosen display is selected by using the set and mode buttons as described in this section For more information see the operation manual origi nally 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 opera tion For more information see th...

Page 44: ...rged 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 affect ed by overheating turn off the main switch of the engine overheating If the alert system has activated stop the engine and tilt the out board motor up to check the cooling water in let for...

Page 45: ... 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 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 ZMU01828 ZMU04583 OFF START ON ON OFF START ZMU05827 U6P278E0 book Page 38...

Page 46: ...ine boats mount the outboard motor on the cen terline keel line of the boat For twin engine boats mount the outboard motors equidistant from the centerline Consult your Yamaha dealer or boat manufacturer for further infor mation on determining the proper mounting location EMU26933 Mounting height boat bottom The mounting height of your outboard motor affects its efficiency and reliability If it is...

Page 47: ...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 operat ed 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 48: ...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 Increase engine speed as much as nec essary to put the boat on plane but avoid full throttle operation then back off on the throttle while keeping the boat at a planing speed 3 Remaining 8 hours Run the engine at ...

Page 49: ... for fuel leaks or gasoline fumes in the boat Check for fuel leakage from the fuel system Check the fuel tank and fuel lines for cracks swellings or other damages EMU37322 Checking the fuel filter Check that the fuel filter is clean and free of water If any water is found in the fuel or if a significant amount of debris is found the fuel tank should be checked and cleaned by a Yamaha dealer EMU364...

Page 50: ...falls between the upper lev el mark and lower level mark Consult your Yamaha dealer if the oil level is out of specified level or if it appears milky or dirty EMU27153 Engine Check the engine and engine mounting Look for loose or damaged fasteners Check the propeller for damage Check for engine oil leaks EMU36493 Flushing device Check that the flushing device s garden hose connector is securely sc...

Page 51: ...it fits properly in the rub ber seal 5 Move the levers to lock the cowling as shown NOTICE If the top cowling is not installed correctly water spray un der the top cowling can damage the engine or the top cowling can blow off at high speeds ECM01991 After installing check the fitting of the top cowling by pushing it with both hands If the top cowling is loose have it repaired by your Yamaha dealer...

Page 52: ...y sign of oil leaks 2 Operate each of the power trim and tilt switches on the remote control and en gine bottom cowling to check that all switches work 3 Tilt the outboard motor up and check that the tilt rod and trim rods are extended completely F200C FL200C F225B FL225B F250A FL250A F225C 4 Use the tilt support lever to lock the motor in the up position Operate the tilt down switch briefly so th...

Page 53: ...ecure and covered by in sulating covers The electrical contacts of the battery and cables must be clean and proper ly connected or the battery will not start the engine Refer to the battery manufacturer s instruc tions for checks for your particular battery EMU30026 Filling fuel WARNING EWM01830 Gasoline and its vapors are highly flam mable and explosive Always refuel ac cording to this procedure ...

Page 54: ... Be sure there are no swimmers in the water near you When the air vent screw is loosened gasoline vapor will be released Gaso line is highly flammable and its vapors are flammable and explosive Refrain from smoking and keep away from open flames and sparks while loosening the air vent screw This product emits exhaust gases which contain carbon monoxide a colorless odorless gas which could cause br...

Page 55: ...the remote control lever in neutral TIP The start in gear protection device prevents the engine from starting except when in neu tral 2 Attach the engine shut off cord to a se cure place on your clothing or your arm or leg Then install the clip on the other end of the cord into the engine shut off switch 3 Turn the main switch to on TIP Dual engine users When the main switch is turned on the buzze...

Page 56: ...ntinuous flow of water from the pilot hole indicates that the water pump is pumping water through the cooling water passages If the cooling water passag es are frozen 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 damage could occur Stop the engine an...

Page 57: ...t the engine cannot be started with the clip removed from the engine shut off switch EMU31733 Shifting WARNING EWM00180 Before shifting make sure there are no swimmers or obstacles in the water near you NOTICE ECM01610 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 If this ...

Page 58: ...pping engine Before stopping the engine first let it cool off for a few minutes at idle or low speed Stop ping the engine immediately after operating at high speed is not recommended EMU31831 Procedure 1 Turn the main switch to off 2 Remove the key if the boat will be left un attended TIP The engine can also be stopped by pulling the cord and removing the clip from the engine shut off switch then ...

Page 59: ...ket when the motor is trimmed or tilted Use caution when trying a trim position 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 If equipped with a power trim and tilt switch located on the bottom cowling use the switch only when the boat is at a complete stop with the engine off Do not adjust the...

Page 60: ...m out can also cause the propeller to ventilate which reduces perfor mance further and the boat may porpoise hop in the water which could throw the op erator and passengers overboard Bow Down Too much trim in causes the boat to plow through the water decreasing fuel economy and making it hard to increase speed Operat ing with excessive trim in at higher speeds also makes the boat unstable Resistan...

Page 61: ...t the out board motor up after it has been stopped 30 seconds or more EMU42681 Procedure for tilting up power trim and tilt models 1 Place the remote control lever in neutral 2 Press the power trim and tilt switch up until the outboard motor has tilted up completely 3 Pull the tilt support lever toward you to support the engine WARNING After tilting the outboard motor be sure to support it with th...

Page 62: ...OTICE Make sure that the trim rods retracts completely dur ing mooring This protects the rods from marine growth and corrosion which could damage the power trim and tilt mechanism ECM00252 F200C FL200C F225B FL225B F250A FL250A F225C EMU42700 Procedure for tilting down power trim and tilt models 1 Push the power trim and tilt switch up until the outboard motor is supported by the tilt rod and the ...

Page 63: ...reased when the outboard motor is par tially tilted up the power trim and tilt unit could be damaged 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 setting up for and cruising in shallow water Otherwise severe damage from overheating can result EMU32922 Procedure for power trim and tilt models 1 Place the remote control le...

Page 64: ...wn EMU28195 Cruising in other conditions Cruising in salt water After operating in salt water flush the cooling water passages with fresh water to prevent them from becoming 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 see page 14 if you use the out...

Page 65: ...f there is insufficient road clearance in this po sition then trailer the outboard motor in the tilt position using a motor support device such as a transom saver bar Consult your Yamaha dealer for further details When the outboard motor is tilted prolonged time for mooring or trailering the boat close the fuel valve EMU30041 Storing outboard motor When storing your Yamaha outboard motor for prolo...

Page 66: ...ith cooling water Either the engine water pump will be damaged or the engine will be damaged from overheating Be fore starting the engine be sure to supply water to the cooling water pas sages Avoid running the outboard motor at high speed while on the flushing attachment otherwise over heating could occur ECM02000 3 Cooling system flushing is essential to prevent the cooling system from clogging ...

Page 67: ...an engine oil into each cylinder Crank the engine several times manually Re install the spark plug s 6 Remove the flushing attachment EMU41320 Draining the gasoline 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 EMU31393 Washing the outboard motor TIP This procedure is perf...

Page 68: ...ing on the bottom cowling Tighten the connector securely NOTICE Do not leave the garden hose connector loose on the bottom cowling fitting or let the hose hang free during normal operation Water will leak out of the connector instead of cooling the en gine which can cause serious over heating Be sure the connector is tightened securely on the fitting after flushing the engine ECM00541 TIP When flu...

Page 69: ...ol before handling hot parts or fluids Always completely reassemble the mo tor before operation EMU28511 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 Yamaha genuine parts and acces sories are avail...

Page 70: ...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 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 hours 5 years Anode s external Inspection or replace ment as necessary Anode s cylinder head thermostat cov er Inspection or replace ment as necessary Anodes exhaust cover cooling wa...

Page 71: ... propeller nut cotter pin Inspection or replace ment as necessary PCV Pressure Con trol Valve Inspection or replace ment as necessary Shift link shift cable Inspection adjustment or replacement as nec essary Spark plug s Inspection or replace ment as necessary Spark plug caps spark plug wires Inspection or replace ment as necessary Water from the cooling water pilot hole Inspection Throttle link t...

Page 72: ...ch stop switch choke switch Inspection or replace ment as necessary Wire harness connec tions wire coupler con nections Inspection or replace ment as necessary Yamaha Meter gauge Inspection Item Actions Every 1000 hours Exhaust guide exhaust manifold Inspection or replace ment as necessary Timing belt Replacement Item Actions Initial Every 20 hours 3 months 100 hours 1 year 300 hours 3 years 500 h...

Page 73: ...enance 66 EMU28943 Greasing Yamaha grease A water resistant grease Yamaha grease D corrosion resistant grease for propeller shaft F200C FL200C F225B FL225B U6P278E0 book Page 66 Monday April 11 2011 7 37 PM ...

Page 74: ...Maintenance 67 F225C F250A FL250A U6P278E0 book Page 67 Monday April 11 2011 7 37 PM ...

Page 75: ... securing the ignition coil and then remove the ignition coil Do not use any tools to remove or in stall the ignition coil otherwise the igni tion coil coupler may get damaged 3 Remove the spark plug If electrode ero sion becomes excessive 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 pl...

Page 76: ... a diagnostic ta chometer for this procedure Results may vary depending on whether testing is conduct ed 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 is running smoothly 2 Once the engine has warmed up verify whether the idle speed is set to specifica tion For idle speed specifications see p...

Page 77: ...above the upper level mark drain until the level meets the speci fied capacity ECM01850 7 Leave the outboard motor for 5 10 min utes 8 Remove oil dipstick and wipe it clean 9 Insert the dipstick and remove it again Be sure to completely insert the dipstick into the dipstick guide otherwise the oil level measurement will be incorrect 10 Recheck the oil level using the dipstick to be sure the level ...

Page 78: ...ng EMU29114 Inspecting wiring and connectors Inspect that each connector is engaged se curely Inspect that each ground lead is properly secured EMU29174 Checking propeller WARNING EWM01881 You could be seriously injured if the en gine accidentally starts when you are near the propeller Before inspecting remov ing or installing the propeller place the shift control in neutral turn the main switch t...

Page 79: ...otter pin and pull it out us ing a pair of pliers 2 Remove the propeller nut washer and spacer WARNING Do not use your hand to hold the propeller when loos ening the propeller nut EWM01890 F200C FL200C F225B FL225B F250A FL250A F225C 3 Remove the propeller spacer if equipped and thrust washer 1 Cotter pin 2 Propeller nut 3 Washer 4 Spacer 5 Propeller 6 Thrust washer 1 Cotter pin 2 Propeller nut 3 ...

Page 80: ...ly Yamaha marine grease or a corro sion 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 washer before installing the propeller Otherwise the lower case and propeller boss could be damaged ECM01881 3 Install the spacer washer and propeller nut Tighten the propeller nut to the spec ifie...

Page 81: ...or 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 possi ble 2 Place a suitable container under the gear case 3 Remove the gear oil drain screw and gas ket NOTICE If there is an excess...

Page 82: ...ls 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 possi ble 2 Place a suitable container under the gear case 3 Remove the cooling water inlet covers on both sides of the gear case Be carefu...

Page 83: ...el plug When the oil begins to flow out of the oil level plug hole insert and tighten the oil level plug 8 Put a new gasket on the gear oil drain screw Insert and tighten the gear oil drain screw 9 Securely install the cooling water inlet covers on both sides of the gear case us ing the bolt and nut removed earlier 1 Oil level plug 2 Gasket 3 Cooling water inlet cover 4 Bolt 5 Gear oil drain screw...

Page 84: ... ground leads attached to external an odes on equipped models Consult a Yamaha dealer for inspection and replacement of inter nal anodes attached to the power unit EMU29323 Checking battery for electric start models WARNING EWM01902 Battery electrolyte is poisonous and caus tic and batteries generate explosive hy drogen gas When working near the battery Wear protective eye gear and rubber gloves D...

Page 85: ...ery holder securely in a dry well ventilated vibration free location in the boat Install a fully charged battery in the holder NOTICE ECM01124 Do not reverse the battery cables Other wise the electrical parts could be dam aged 1 Make sure the main switch on applicable models is off before working on the battery 2 Connect the red battery cable to the POSITIVE terminal first Then con nect the black ...

Page 86: ...first to avoid a short circuit and damage to the electrical system ECM01940 1 Isolator lead with circuit protection 2 Red cable 3 Black cable 4 Fuse 5 Battery for accessories 6 Battery for starting 7 Negative connecting cable 2 1 7 6 5 3 4 ZMU05939 1 Starboard side engine 2 Port side engine 3 Red cable 4 Black cable 5 Isolator leads with circuit protection 6 Fuse 7 Battery for starting 8 Battery f...

Page 87: ... 80 3 Disconnect the positive cable s and re move the battery from the boat 4 Clean maintain and store the battery ac cording to the manufacturer s instruc tions U6P278E0 book Page 80 Monday April 11 2011 7 37 PM ...

Page 88: ... shift lever in gear A Shift to neutral Engine will not start starter operates Q Is fuel tank empty A Fill tank with clean fresh fuel Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is fuel filter clogged A Clean or replace filter Q Is starting procedure incorrect A See page 47 Q Has fuel pump malfunctioned A Have serviced by a Yamaha dealer Q Are spark plug s fouled or of inco...

Page 89: ...t screw on fuel tank closed A Open air vent screw Q Is choke knob pulled out A Return to home position Q Is motor angle too high A Return to normal operating position Q Is carburetor clogged A Have serviced by a Yamaha dealer Q Is fuel joint connection incorrect A Connect correctly Q Is throttle valve adjustment incorrect A Have serviced by a Yamaha dealer Q Is battery cable disconnected A Connect...

Page 90: ...with recommended type Q Are weeds or other foreign matter tangled on gear housing A Remove foreign matter and clean lower unit Q Is fuel system obstructed A Check for pinched or kinked fuel line or oth er obstructions in fuel system Q Is fuel filter clogged A Clean or replace filter Q Is fuel contaminated or stale A Fill tank with clean fresh fuel Q Is spark plug gap incorrect A Inspect and adjust...

Page 91: ...EMU29441 Impact damage WARNING EWM00870 The outboard motor can be seriously dam aged 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 1 Stop the engine immediately 2 Check the control system and all compo nents for damage Also check the boat for damage 3 Whether damage ...

Page 92: ... an incorrect fuse or a piece of wire could allow excessive current flow This could cause electric system damage and a fire hazard Consult your Yamaha dealer if the new fuse immediately blows again 1 Electrical cover 2 Fuse puller 3 Spare fuse 10 A 15 A 20 A 30 A 60 A 1 Electric throttle valve ECM Electronic con trol module fuse 10 A 2 Ignition coil Fuel injector Variable cam shaft timing ECM Elec...

Page 93: ...his 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 spilled fuel immediately The fuel filter must be reassembled carefully with the O ring filter cup and hoses in place Improper assembly or replacement ...

Page 94: ...n the water in the filter cup by soaking it up with a rag 7 Firmly screw the filter cup onto the filter housing NOTICE Be careful not to twist the water detection switch lead when screwing the filter cup onto the filter housing ECM01970 8 Connect the water detection switch cou pler securely until a click is heard 9 Fasten the water detection switch lead with the holder 1 Holder 1 Water detection s...

Page 95: ...he outboard motor after returning to port EMU33501 Treatment of submerged motor If the outboard motor 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 ECM00401 1 Holder U6P278E0 book Page 88 Monday April 11 2011 7 37 PM ...

Page 96: ...Printed on recycled paper Printed in Japan December 2012 0 1 1 CR U6P278E0 book Page 1 Friday December 14 2012 11 03 AM ...

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Yamaha FL250A, Owner'S Manual

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