Related Manuals for Yamaha FL250G
Summary of Contents for Yamaha FL250G
- Page 1 F250G FL250G OWNER’S MANUAL Read this manual carefully before operating this outboard motor. 6DX-28199-K0-E0...
- Page 2 Read this manual carefully before operating this outboard motor. Keep this manual onboard in a waterproof bag when boating. This manual should stay with the outboard motor if it is sold.
- Page 3 If there is any To the owner question concerning this manual, please con- Thank you for selecting a Yamaha outboard sult your Yamaha dealer. motor. This Owner’s Manual contains infor- To ensure long product life, Yamaha recom-...
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Page 4: Table Of Contents
Table of contents Safety information......1 Start-in-gear protection ....11 Outboard motor safety ....1 Engine oil requirements ....11 Fuel requirements ......11 Propeller ..........1 Rotating parts ........1 Gasoline ........... 11 Hot parts..........1 Muddy or acidic water ....12 Electric shock ........ - Page 5 Table of contents Fuel consumption meter / Filling fuel........41 Fuel economy meter / Twin Operating engine ......41 engine speed synchronizer ... 26 Sending fuel ........42 Water separator-alert indicator..28 Starting engine ......... 42 6Y8 Multifunction meters....28 Checks after starting engine ..
- Page 6 Table of contents Cleaning and adjusting spark plug ... 61 Inspecting idle speed......62 Changing engine oil......62 Inspecting wiring and connectors ..64 Checking propeller ......64 Removing propeller ......65 Installing propeller ......65 Changing gear oil ......66 Inspecting and replacing anode(s) ...
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Page 7: Safety Information
Safety information EMU33622 area at all times. Be sure no one is in this area Outboard motor safety before operating the power trim and tilt mech- Observe these precautions at all times. anism. EMU36501 The power trim and tilt switches operate even Propeller when the main switch is off. -
Page 8: Carbon Monoxide
Have an approved personal flotation device tions. Overloading incorrect weight (PFD) on board for every occupant. Yamaha distribution can compromise the boats han- recommends that you must wear a PFD dling and lead to an accident, capsizing or whenever boating. At a minimum, children swamping. -
Page 9: Weather
Safety information EMU33890 Boating safety publications Be informed about boating safety. Additional publications and information can be obtained from many boating organizations. EMU33600 Laws and regulations Know the marine laws and regulations where you will be boating- and obey them. Several sets of rules prevail according to geographic ZMU06025 location, but all are basically the same as the... -
Page 10: General Information
Record your outboard motor serial number in the spaces provided to assist you in ordering spare parts from your Yamaha dealer or for reference in case your outboard motor is sto- len. 1. Key number 1. -
Page 11: Read Manuals And Labels
Read any manuals supplied with the boat. Read all labels on the outboard motor and the boat. If you need any additional information, contact your Yamaha dealer. EMU33832 Warning labels If these labels are damaged or missing, contact your Yamaha dealer for replacements. F250G, FL250G... - Page 12 General information ZMU06191 Attach engine shut-off cord (lanyard) to EMU34651 Contents of labels your PFD, arm, or leg so the engine The above warning labels mean as follows. stops if you accidentally leave the helm, which could prevent a runaway boat. EWM01681 WARNING EMU33850...
- Page 13 General information EMU33843 Electrical hazard Symbols The following symbols mean as follows. Notice/Warning ZMU05666 Remote control lever/gear shift lever operat- ing direction, dual direction ZMU05696 Read Owner’s Manual ZMU05667 Engine start/ Engine cranking ZMU05664 Hazard caused by continuous rotation ZMU05668 ZMU05665...
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Page 14: Specifications And Requirements
Specifications and requirements Bore × stroke: EMU34521 Specifications 94.0 × 80.5 mm (3.70 × 3.17 in) TIP: Ignition system: “(AL)” stated in the specification data below represents the numerical value for the alumi- Spark plug (NGK): num propeller installed. LFR6A-11 Likewise, “(SUS)”... -
Page 15: Installation Requirements
Installation requirements working correctly and you should dis- continue using the outboard. Contact EMU33564 Boat horsepower rating your Yamaha dealer. EWM01560 WARNING The remote control unit must be equipped Overpowering a boat can cause severe in- with a start-in-gear protection device(s). This stability. -
Page 16: Battery Requirements
Specifications and requirements EMU25694 Your Yamaha dealer can help you select the Battery requirements right propeller for your boating needs. Select EMU25721 a propeller that will allow the engine to reach Battery specifications the middle or upper half of the operating... -
Page 17: Start-In-Gear Protection
65 and 65. 5W–30 EMU25770 Start-in-gear protection ZMU06854 Yamaha outboard motors or Yamaha-ap- proved remote control units are equipped with Recommended engine oil grade 2 start-in-gear protection device(s). This feature permits the engine to be started only when it 122˚F... -
Page 18: Muddy Or Acidic Water
EMU36880 electrical tape. Muddy or acidic water Waterproof flashlight with extra batteries. Yamaha strongly recommends that you have An extra engine shut-off cord (lanyard) with your dealer install the optional chromium-plat- clip. ed water pump kit if you use the outboard mo- Spare parts, such as an extra set of spark tor in muddy or acidic water conditions. -
Page 19: Components
Components EMU2579Y Components diagram TIP: * May not be exactly as shown; also may not be included as standard equipment on all models (order from dealer). F250G, FL250G ZMU07599 1. Top cowling 16.Digital speedometer* 2. Anti-cavitation plate 17.Digital tachometer* 3. Trim tab (anode) 18.Fuel management meter*... -
Page 20: Remote Control Box
Components ZMU06451 EMU26181 1. Tachometer unit (Square type)* Remote control box 2. Speed & fuel meter unit (Square type)* The remote control lever actuates both the 3. Fuel management meter (Square type)* shifter and the throttle. The electrical switches are mounted on the remote control box. ZMU04572 1. -
Page 21: Remote Control Lever
Components EMU26233 Free accelerator To open the throttle without shifting into either forward or reverse, push the free accelerator button and move the remote control lever. ZMU04569 1. Remote control lever 2. Power trim and tilt switch 3. Free accelerator 4. -
Page 22: Throttle Friction Adjuster
Components matically to its set position. The remote con- EMU25995 Engine shut-off cord (lanyard) and trol will then engage forward and reverse clip normally. The clip must be attached to the engine shut- EMU25976 Throttle friction adjuster off switch for the engine to run. The cord A friction device provides adjustable resis- should be attached to a secure place on the tance to movement of the throttle grip or the... -
Page 23: Main Switch
Components START START START START ZMU05821 ZMU05818 EMU32053 1. Cord Power trim and tilt switch on remote 2. Clip control 3. Engine shut-off switch The power trim and tilt system adjusts the out- EMU26091 board motor angle in relation to the transom. Main switch Pushing the switch “... -
Page 24: Power Trim And Tilt Switches (Twin Binnacle Type)
Components tilts the outboard motor down and trims it down. When the switch is released, the out- board motor will stop in its current position. For instructions on using the power trim and tilt switch, see page 48. EWM01031 WARNING Use the power trim and tilt switch located on the bottom cowling only when the boat ZMU04601... -
Page 25: Tilt Support Lever For Power Trim And Tilt Model
Components 1. Trim tab ECM00660 2. Bolt NOTICE 3. Cap 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 trailered in the normal running position, use an addi- tional support device to secure it in the tilt position. -
Page 26: Flushing Device
Components Be sure to check that the gap between the top cowling and the bottom cowling is even all around the cowling. If the top cowling is loose or the gap is not even, reinstall the cowling. ZMU05347 1. Cowling lock lever(s) 1. - Page 27 Components The water separator-alert indicator of 6Y8 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.
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Page 28: Instruments And Indicators
Instruments and indicators EMU31414 If the trim angle of your motor exceeds the Digital tachometer trim operating range, the top segment on The tachometer shows the engine speed and the trim meter display will blink. has the following functions. All segments of the display will light momen- tarily after the main switch is turned on and will return to normal thereafter. -
Page 29: Low Oil Pressure-Alert Indicator
Instruments and indicators EMU26524 Low oil pressure-alert indicator If oil pressure drops too low, the alert indicator will start to blink. For further information, see page 32. ECM00022 NOTICE Do not continue to run the engine if the low oil pressure-alert indicator is on and the engine oil level is lower. -
Page 30: Fuel Gauge
Press the “ ” (mode) button until the the gauge will give false readings. Consult desired hour is displayed. your Yamaha dealer on how to correctly set Press the “ ” (set) button again, the the selector switch. NOTICE: Running out of minute display will begin blinking. -
Page 31: Fuel Level-Alert Indicator
Instruments and indicators Get back to the port soon if an alert device has activated. For charging the battery, consult your Yamaha dealer. The clock operates on battery power. Discon- necting the battery will stop the clock. Reset the clock after connecting the battery. -
Page 32: Fuel Consumption Meter / Fuel Economy Meter / Twin Engine Speed Synchronizer
Instruments and indicators The fuel flow meter displays gallons/hour or EMU36090 Fuel consumption meter / Fuel econo- liters/hour according to operator prefer- my meter / Twin engine speed syn- ence. Select the desired units of measure- chronizer ment by setting the selector switch on the The display shows either the fuel consump- back of the gauge during installation. - Page 33 These variations can be even your Yamaha dealer for adjustments to the greater if the engines are of different year throttle cables. models. In addition, variations in propellers,...
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Page 34: Water Separator-Alert Indicator
For the optional sensor, consult your Yamaha This indicator only operates when a water dealer. The tachometer unit is available in separator sensor is equipped. -
Page 35: Start-Up Checks
74 of this manual to ECM01601 drain the water from the fuel filter. Get back to NOTICE the port soon and consult a Yamaha dealer Do not continue to run the engine if the immediately. low oil pressure alert device has activated. -
Page 36: Engine Trouble Alert
Yamaha dealer. In such an event, the engine will not oper- The speed & fuel meter unit is available in ate properly. Consult a Yamaha dealer im- round or square types. Check your speed & mediately. fuel meter unit type for operation information. -
Page 37: 6Y8 Multifunction Fuel Management Meters
Instruments and indicators ZMU05432 ZMU05438 1. Set button 1. Set button 2. Mode button 2. Mode button ZMU05433 ZMU05439 1. Speedometer 1. Fuel flow meter 2. Fuel meter 2. Multifunction display 3. Multifunction display EMU36250 6Y8 Multifunction fuel manage- ment meters The fuel management meter has the func- tions of fuel flow meter, total consumption dis- play, fuel economy display, and remaining... -
Page 38: Engine Control System
NOTICE START START Do not continue to operate the engine if a alert device has activated. Consult your Yamaha dealer if the problem cannot be lo- cated and corrected. EMU26827 Overheat alert ZMU05827 This engine has the overheat alert device. If... - Page 39 Check the oil level and add oil as needed. If the oil level is correct and the alert device does not switch off, consult your Yamaha dealer. Twin engine drive users: If the low oil pressure alert system of one en- gine activates, both engines will slow down and the buzzer will sound.
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Page 40: Installation
If the engine is mounted too low, wa- boats, mount the outboard motors equidistant ter resistance (drag) will increase, thereby from the centerline. Consult your Yamaha reducing engine efficiency and performance. dealer or boat manufacturer for further infor- Most commonly, outboard motor should be... - Page 41 Installation height. Consult your Yamaha dealer or boat manufacturer for further information on deter- mining the proper mounting height. ZMU01762 ECM01634 NOTICE Make sure that the idle hole is high enough to prevent water from entering the engine even if the boat is stationary with the maximum load.
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Page 42: Operation
Operation EMU36381 For the first hour of operation: First-time operation Run the engine at varying speeds up to EMU36391 2000 r/min or approximately half throttle. Fill engine oil For the second hour of operation: The engine is shipped from the factory without Increase engine speed as much as nec- engine oil. -
Page 43: Remove Cowling
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. ZMU06106 ZMU07545 ZMU06108... -
Page 44: Engine Shut-Off Cord (Lanyard)
Inspect the engine shut-off cord and clip for el mark and lower level mark. Consult damage, such as cuts, breaks, and wear. your Yamaha dealer if the oil level is out of specified level or if it appears milky or dirty. -
Page 45: Install Cowling
After installing, check the fitting of the top cowling by pushing it with both hands. If the ZMU06164 top cowling is loose, have it repaired by your 1. Fitting Yamaha dealer. 2. Flushing device EMU36941 Install cowling Be sure that all cowling lock levers are re- leased. -
Page 46: Checking Power Trim And Tilt System
Operation EMU29158 Checking power trim and tilt system EWM01930 WARNING Never get under the 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. -
Page 47: Battery
Operation Tilt the outboard motor down. Check that If you use a portable container to store the tilt rod and trim rods operate smooth- and dispense fuel, only use a locally ap- proved GASOLINE container. EMU36582 Touch the fuel nozzle to the filler opening Battery or funnel to help prevent electrostatic Check that the battery is in good condition,... -
Page 48: Sending Fuel
Operation EMU31812 Avoid accidentally pulling the cord dur- Sending fuel ing normal operation. Loss of engine If there is a fuel joint or a fuel cock on the power means the loss of most steering boat, firmly connect the fuel line to the control. -
Page 49: Checks After Starting Engine
Operation START START START ZMU05828 ZMU05830 Turn the main switch to “ ” (on). Immediately after the engine 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. -
Page 50: Warming Up Engine
“ ” (off) position stops the engine. Consult your Yamaha dealer if the prob- Confirm that removing the clip from the en- lem cannot be located and corrected. gine shut-off switch stops the engine. -
Page 51: Stopping Boat
Operation EMU31742 Stopping boat EWM01510 WARNING Do not use the reverse function to slow down or stop the boat as it could cause you to lose control, be ejected, or impact the steering wheel or other parts of the boat. This could increase the risk of se- rious injury. -
Page 52: Trimming Outboard Motor
Operation ZMU05833 1. Trim operating angle Remove the key if the boat will be left un- EMU27888 attended. Adjusting trim angle (Power trim and TIP: tilt) The engine can also be stopped by pulling the EWM00753 WARNING cord and removing the clip from the engine Be sure all people are clear of the out- shut-off switch, then turning the main switch board motor when adjusting the trim an-... -
Page 53: Adjusting Boat Trim
Operation EMU27912 Adjusting boat trim When the boat is on plane, a bow-up attitude results in less drag, greater stability and effi- ciency. This is generally when the keel line of the boat is up about 3 to 5 degrees. With the bow up, the boat may have a greater tenden- cy to steer to one side or the other. -
Page 54: Tilting Up And Down
Operation Bow Down ECM00991 NOTICE Too much trim-in causes the boat to “plow” through the water, decreasing fuel economy Before tilting the outboard motor, follow and making it hard to increase speed. Operat- the procedure under “Stopping engine” ing with excessive trim-in at higher speeds in this chapter. - Page 55 Operation ZMU04602 Once the outboard motor is supported Pull the tilt support lever toward you to with the tilt support lever, press the power support the engine. WARNING! After trim and tilt switch “ ” (down) to retract tilting the outboard motor, be sure to the trim rods.
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Page 56: Procedure For Tilting Down (Power Trim And Tilt Models)
Operation EMU42700 Procedure for tilting down (power trim and tilt models) Push the power trim and tilt switch “ ” (up) until the outboard motor is supported by the tilt rod and the tilt support lever be- comes free. Release the tilt support lever. EMU28062 Shallow water EMU32871... -
Page 57: Cruising In Other Conditions
Cruising in muddy, turbid, or acidic water Yamaha strongly recommends that you use the optional chromium-plated water pump kit (see page 12) if you use the outboard motor in acidic water or water with a lot of sediment in it, such as muddy or turbid (cloudy) water. -
Page 58: Maintenance
Leaking fuel is a fire hazard. Tighten se- viced by an authorized Yamaha dealer prior to curely the fuel valve when transporting storage. However, you, the owner, with a min- and storing the outboard motor. -
Page 59: Procedure
NOTICE: Do not run If the overheat alert device is activated, turn the engine without supplying it with the engine off, and consult your Yamaha cooling water. Either the engine water dealer. pump will be damaged or the engine... -
Page 60: Lubrication
EMU28445 arator Flushing power unit Gasoline in the vapor separator must be Perform this procedure right after operation drained before storing the outboard motor. for the most thorough flushing. Have a Yamaha dealer drain the gasoline from the vapor separator. -
Page 61: Cleaning The Outboard Motor
Maintenance ECM01530 off the water and disconnect the garden NOTICE hose adapter from the garden hose con- Do not perform this procedure while the nector. engine is running. The water pump may be Reinstall the garden hose connector onto damaged and severe damage from over- the fitting on the bottom cowling. -
Page 62: Checking Painted Surface Of Outboard Motor
If replacement parts are necessary, use only Check the outboard motor for scratches, genuine Yamaha parts or parts of equivalent nicks, or flaking paint. Areas with damaged design and quality. Any part of inferior quality paint are more likely to corrode. If necessary, may malfunction, and the resulting loss of clean and paint the areas. -
Page 63: Maintenance Chart 1
When operating in salt water, muddy, other turbid (cloudy), acidic water, the engine should be flushed with clean water after each use. The “ ” symbol indicates the check-ups which you may carry out yourself. The “ ” symbol indicates work to be carried out by your Yamaha dealer. Initial Every Item Actions... - Page 64 Maintenance Initial Every Item Actions 20 hours 100 hours 300 hours 500 hours (3 months) (1 year) (3 years) (5 years) Fuel line (High pres- Inspection sure) Fuel line (High pres- Inspection or replace- sure) ment as necessary Fuel line (Low pres- Inspection sure) Fuel line (Low pres-...
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Page 65: Maintenance Chart 2
Main switch/stop Inspection or replace- switch/choke switch ment as necessary Wire harness connec- Inspection or replace- tions/wire coupler con- ment as necessary nections (Yamaha) Meter/gauge Inspection EMU34451 Maintenance chart 2 Every Item Actions 1000 hours Exhaust guide/exhaust Inspection or replace-... -
Page 66: Greasing
Maintenance EMU28943 Greasing Yamaha grease A (water resistant grease) Yamaha grease D (corrosion resistant grease; for propeller shaft) F250G, FL250G... -
Page 67: Cleaning And Adjusting Spark Plug
Do not attempt to di- agnose any problems yourself. Instead, take the outboard motor to a Yamaha dealer. You 1. Bolt should periodically remove and inspect the 2. Ignition coil spark plug because heat and deposits will Remove the spark plug. -
Page 68: Inspecting Idle Speed
Have the spark plug adjusted to the cor- idle speed, or the idle speed requires ad- rect torque as soon as possible with a torque- justment, consult a Yamaha dealer or wrench. other qualified mechanic. Install the ignition coil and tighten the... - Page 69 10. Recheck the oil level using the dipstick to be sure the level falls between the upper and lower marks. Consult your Yamaha dealer if the oil level is out of specified lev- 1. Oil changer...
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Page 70: Inspecting Wiring And Connectors
For more information on the disposal of switch to “ ” (off) and remove the key, used oil, consult your Yamaha dealer. and remove the clip from the engine shut- Change the oil more often when operating off switch. Turn off the battery cut-off the engine under adverse conditions such switch if your boat has one. -
Page 71: Removing Propeller
Remove the propeller nut, washer, and spacer (if equipped). WARNING! Do not Apply Yamaha marine grease or a corro- use your hand to hold the propeller sion resistant grease to the propeller when loosening the propeller nut. -
Page 72: Changing Gear Oil
[ECM01891] netic gear oil drain screw, this can in- dicate lower unit problem. Consult your Yamaha dealer. [ECM01900] TIP: If the propeller nut does not align with the pro- peller shaft hole after tightening to the speci- fied torque, tighten the nut further to align it with the hole. -
Page 73: Inspecting And Replacing Anode(S)
[ECM00713] Yamaha outboard motors are protected from TIP: corrosion by sacrificial anodes. Inspect the For disposal of used oil, consult your Yamaha external anodes periodically. Remove scales dealer. from the surfaces of the anodes. Consult a Put the outboard motor in a vertical posi- Yamaha dealer for replacement of external tion. -
Page 74: Checking Battery (For Electric Start Models)
Check the battery’s charge. If your boat is Inspect ground leads attached to external an- equipped with the digital speedometer, odes on equipped models. Consult a Yamaha the voltmeter and low battery alert func- dealer for inspection and replacement of inter- tions will help you monitor the battery’s... - Page 75 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 isola- tor lead as shown in the illustration. For the fuse size, be sure to follow local regulations.
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Page 76: Disconnecting The Battery
Maintenance Twin engines Disconnect the positive cable(s) and re- move the battery from the boat. Clean, maintain, and store the battery ac- cording to the manufacturer’s instruc- tions. ZMU05941 1. Starboard side engine 2. Port side engine 3. Red cable 4. -
Page 77: Trouble Recovery
Yamaha outboard motors. Therefore Q. Has fuel pump malfunctioned? some items may not apply to your model. A. Have serviced by a Yamaha dealer. If your outboard motor requires repair, bring it to your Yamaha dealer. Q. Are spark plug(s) fouled or of incorrect... - Page 78 A. Return to normal operating position. A. Fill tank with clean, fresh fuel. Q. Is carburetor clogged? Q. Is fuel filter clogged? A. Have serviced by a Yamaha dealer. A. Clean or replace filter. Q. Is fuel joint connection incorrect? Q. Have ignition parts failed? A.
- Page 79 Q. Is fuel system obstructed? Q. Is water pump or thermostat faulty? A. Check for pinched or kinked fuel line or oth- A. Have serviced by a Yamaha dealer. er obstructions in fuel system. Q. Is there excess water in fuel filter cup? Q.
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Page 80: Temporary Action In Emergency
If the boat is operated with one engine in Q. Is steering pivot loose or damaged? the water but not running, water may run A. Tighten or have serviced by a Yamaha into the exhaust pipe due to wave action, dealer. -
Page 81: Replacing Fuse
This could cause electric system damage and a fire hazard. Consult your Yamaha dealer if the new fuse immediately blows again. 1. Electric throttle valve / ECM (Electronic con- trol module) fuse (10 A) 2. -
Page 82: Power Trim And Tilt Will Not Operate
Trouble Recovery The fuel filter must be reassembled 7. Engine main fuse (60 A) carefully with the O-ring, filter cup, and 8. Isolator fuse (60 A) hoses in place. Improper assembly or EMU29525 Power trim and tilt will not operate replacement could result in a fuel leak, If the engine cannot be tilted up or down with which could result in a fire or explosion... - Page 83 Trouble Recovery ZMU07550 1. Filter cup 2. Water detection switch lead Drain the water in the filter cup by soaking it up with a rag. 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.
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Page 84: Treatment Of Submerged Motor
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. - Page 86 Printed in Japan June 2011–0.3 × 1 CR Printed on recycled paper...