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Read this manual carefully before operating this vehicle. OWNER’S MANUAL YN50F 2AC-F8199-E7...
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EAU46094 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
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EAU10114 Welcome to the Yamaha world of motorcycling! As the owner of the YN50F, you are benefiting from Yamaha’s vast experience and newest technology regarding the design and manufacture of high-quality products, which have earned Yamaha a reputation for dependability.
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Important manual information EAU10134 Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Table of contents Safety information......1-1 Starting off ........5-2 Checking the front brake pads Further safe-riding points ....1-5 Acceleration and deceleration ..5-2 and rear brake shoes ....6-18 Braking..........5-3 Checking the brake fluid level ..6-18 Description ........2-1 Tips for reducing fuel Changing the brake fluid ....
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Table of contents Storage ..........7-4 Specifications........8-1 Consumer information .....9-1 Identification numbers.....9-1 Diagnostic connector ......9-2 Vehicle data recording ....9-2 Index ..........10-1...
Safety information Never operate a scooter without accidents have been caused by EAUT1019 proper training or instruction. Take an automobile driver who did not training course. Beginners see the scooter. Making yourself Be a Responsible Owner should receive training from a cer- conspicuous appears to be very As the vehicle’s owner, you are re- tified instructor.
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Safety information Many accidents involve inexperi- • Always signal before turning or Protective Apparel enced operators. In fact, many op- changing lanes. Make sure that The majority of fatalities from scooter erators who have been involved in other motorists can see you. accidents are the result of head inju- ...
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Safety information Do not run engine outdoors where Cargo and accessory weight Avoid Carbon Monoxide Poisoning All engine exhaust contains carbon engine exhaust can be drawn into should be kept as low and close to monoxide, a deadly gas. Breathing a building through openings such the scooter as possible.
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Yamaha accessories, which are avail- characteristics can put you and others effects. Wind may attempt to lift able only from a Yamaha dealer, have at greater risk of serious injury or the scooter, or the scooter may been designed, tested, and approved death.
Safety information Aftermarket Tires and Rims cation for the straps carefully so EAU57600 Further safe-riding points The tires and rims that came with your the straps will not rub against Be sure to signal clearly when scooter were designed to match the painted surfaces during transport.
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Safety information Always wear a helmet, gloves, trousers (tapered around the cuff and ankle so they do not flap), and a brightly colored jacket. Do not carry too much luggage on the scooter. An overloaded scoot- er is unstable. Use a strong cord to secure any luggage to the carri- er (if equipped).
Instrument and control functions To lock the steering EAU10462 EAU76120 Main switch/steering lock (off) All electrical systems are off. The key can be removed. EWA15351 WARNING Never turn the key to “ ” or “ ” while the vehicle is moving. Other- wise the electrical systems will be switched off, which may result in loss of control or an accident.
2. Turn. or if the warning light remains on, have 1. Coolant temperature warning light “ ” a Yamaha dealer check the electrical Push the key in, and then turn it to “ ” 2. High beam indicator light “...
If this occurs, a tripmeter (which shows the dis- The multi-function display performs have a Yamaha dealer check the on- tance traveled since it was last set the following self-test for three sec- board diagnostic system.
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Instrument and control functions 3. To change the minutes digits, Odometer and tripmeter modes push the “RESET/SELECT” but- Pushing the “RESET/SELECT” button Be sure to turn the key to “ ” be- ton for at least three seconds. switches the display between the fore using the “RESET/SELECT”...
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When only two segments fuel gauge and the fuel level warning are left near “E”, the fuel level warning indicator will flash alternately. If this oc- indicator comes on. Refuel as soon as possible. curs, have a Yamaha dealer check the vehicle.
Instrument and control functions EAU1234M EAU12401 Handlebar switches Dimmer switch “ ” Set this switch to “ ” for the high Left beam and to “ ” for the low beam. EAU12461 Turn signal switch “ ” To signal a right-hand turn, push this switch to “...
Instrument and control functions EAU12902 EAU12952 EAU13193 Front brake lever Rear brake lever Fuel tank cap 1. Front brake lever 1. Rear brake lever 1. Fuel tank cap The front brake lever is located on the The rear brake lever is located on the To remove the fuel tank cap right side of the handlebar.
Instrument and control functions To install the fuel tank cap EAU13222 Fuel 1. Insert the fuel tank cap into the Make sure there is sufficient gasoline in tank opening and turn it clock- the tank. wise. EWA10882 WARNING Gasoline and gasoline vapors are extremely flammable.
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ECA11401 NOTICE the same identifier when fueling. Use only unleaded gasoline. The use Your Yamaha engine has been de- of leaded gasoline will cause severe signed to use premium unleaded gas- damage to internal engine parts, oline with a research octane number of such as the valves and piston rings, 95 or higher.
Instrument and control functions EAU58301 EAU13434 ECA10702 Fuel tank overflow hose Catalytic converter NOTICE This model is equipped with a catalytic Use only unleaded gasoline. The use converter in the exhaust system. of leaded gasoline will cause unre- EWA10863 pairable damage to the catalytic WARNING converter.
Instrument and control functions EAU13681 EAU13933 Kickstarter Seat To open the seat 1. Place the scooter on the center- stand. 2. Insert the key into the main switch, and then turn it counterclockwise to “OPEN”. 1. Seat open position 1. Kickstarter lever To close the seat 1.
Instrument and control functions Since the storage compartment Do not leave your scooter unat- EAUM1194 Storage compartment accumulates heat when ex- tended with the seat open. posed to the sun and/or the en- gine heat, do not store anything susceptible to heat, consum- ables or flammable items inside ...
Instrument and control functions EAUT1073 Luggage hook EWAT1032 WARNING Do not exceed the load limit of 3 kg (7 lb) for the luggage hook. Do not exceed the maximum load of 163 kg (359 lb) for the ve- hicle.
• If necessary, add recommended coolant to specified level. 6-12 • Check cooling system for leakage. • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. • Check brake pads for wear. Front brake • Replace if necessary.
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• Make sure that operation is smooth. • Check throttle grip free play. Throttle grip 6-14, 6-20 • If necessary, have Yamaha dealer adjust throttle grip free play and lubricate ca- ble and grip housing. • Make sure that operation is smooth. Control cables 6-20 •...
The engine trouble warning light and coolant temperature warning light should come on for a few seconds, then go off. If these warning lights do not go off, have a Yamaha dealer check their electrical circuits. 2. Close the throttle completely.
Operation and important riding points 3. Start the engine by pushing the EAU45093 EAU16782 Starting off Acceleration and deceleration start switch while applying the 1. While pulling the rear brake lever front or rear brake. with your left hand and holding the If the engine does not start, re- grab bar with your right hand, lease the start switch, wait a few...
Operation and important riding points Front EAU16794 EAU16821 Braking Tips for reducing fuel con- sumption EWA10301 WARNING Fuel consumption depends largely on Avoid braking hard or suddenly your riding style. Consider the follow- (especially when leaning over to ing tips to reduce fuel consumption: one side), otherwise the scooter ...
To avoid possible burns, let tivities incorrectly may increase brake components cool before your risk of injury or death during touching them. service or while using the vehicle. If you are not familiar with vehicle ser- vice, have a Yamaha dealer perform service.
From 30000 km (17500 mi), repeat the maintenance intervals starting from 6000 km (3500 mi). Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and tech- nical skills.
Periodic maintenance and adjustment EAU1771B General maintenance and lubrication chart ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) √ √...
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• Perform dynamic inspection us- Diagnostic system √ √ √ √ √ √ 11 * ing Yamaha diagnostic tool. check • Check the error codes. • Check bearing play and steering √ √ √ √ √ for roughness. 12 * Steering bearings •...
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Periodic maintenance and adjustment ODOMETER READING ANNUAL ITEM CHECK OR MAINTENANCE JOB 1000 km 6000 km 12000 km 18000 km 24000 km CHECK (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) • Check coolant level and vehicle √ √...
Periodic maintenance and adjustment EAU18743 Removing and installing the cowling and panel The cowling and panel shown need to be removed to perform some of the maintenance jobs described in this chapter. Refer to this section each time the cowling or panel needs to be re- moved and installed.
1. Panel A ating improperly. Do not attempt to diagnose such problems yourself. In- To install the panel stead, have a Yamaha dealer check Place the panel in the original position, the vehicle. 1. Spark plug cap and then install the screw.
Periodic maintenance and adjustment 2. Check the spark plug for electrode To install the spark plug EAUM3171 Engine oil and oil strainer erosion and excessive carbon or 1. Clean the surface of the spark The engine oil level should be checked other deposits, and replace it if plug gasket and its mating sur- before each ride.
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Periodic maintenance and adjustment 3. Wait a few minutes until the oil set- tles, remove the oil filler cap, wipe the dipstick clean, insert it back into the oil filler hole (without screwing it in), and then remove it again to check the oil level. The engine oil should be between the minimum and maximum level marks.
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Periodic maintenance and adjustment 2. Release the button, and the oil Tightening torque: change indicator will go off. Engine oil drain bolt A: 23 N·m (2.3 kgf·m, 17 lb·ft) Engine oil drain bolt B: 32 N·m (3.2 kgf·m, 24 lb·ft) 8.
23 N·m (2.3 kgf·m, 17 lb·ft) checked for oil leakage before each ride. If any leakage is found, have a Recommended final transmission Yamaha dealer check and repair the oil: scooter. In addition, the final transmis- See page 8-1. sion oil must be changed as follows at Oil quantity: 0.10 L (0.11 US qt, 0.09 Imp.qt)
If water has been The coolant should be between the added to the coolant, have a minimum and maximum level marks. Yamaha dealer check the anti- freeze content of the coolant as 6-12...
Have a and/or cylinder(s) may become Yamaha dealer change the coolant. excessively worn. WARNING! Never attempt to remove [ECA10482] 1. Air filter case cover 4.
4.0–6.0 mm (0.16–0.24 in) proper tire pressure may cause se- Periodically check the throttle grip free vere injury or death from loss of play and, if necessary, have a Yamaha control. The tire air pressure must be dealer adjust it.
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* Total weight of rider, passenger, car- or glass fragments in it, or if the side- surface must first be “broken go and accessories wall is cracked, have a Yamaha dealer in” for it to develop its optimal replace the tire immediately. characteristics.
VEE RUBBER Rear tire: poor performance, adverse han- Periodically check the brake lever free Size: dling characteristics, and a short- play and, if necessary, have a Yamaha 130/70-12 56L ened tire life. dealer check the brake system. Manufacturer/model: EWA10642 VEE RUBBER...
1. Adjusting nut EWA10651 WARNING If proper adjustment cannot be ob- tained as described, have a Yamaha 1. Rear brake lever free play dealer make this adjustment. Rear brake lever free play: 10.0–20.0 mm (0.39–0.79 in) Periodically check the brake lever free play and, if necessary, adjust it as fol- lows.
DOT 4 brake. If a brake shoe has worn to the point that the wear indicator reaches EWA15991 the wear limit mark, have a Yamaha WARNING 1. Lining thickness dealer replace the brake shoes as a Improper maintenance can result in set.
As the brake pads wear, it is normal for EAUM1362 Changing the brake fluid low air to enter the brake sys- the brake fluid level to gradually go Have a Yamaha dealer change the down. A low brake fluid level may indi- tem, reducing braking brake fluid at the intervals specified in performance.
EWA11302 WARNING If the centerstand does not move up and down smoothly, have a Yamaha dealer check or repair it. Otherwise, the centerstand could contact the ground and distract the operator, re- sulting in a possible loss of control.
2. Hold the lower ends of the front fork does not operate smoothly, tion. WARNING! To avoid injury, fork legs and try to move them for- have a Yamaha dealer check or re- securely support the vehicle so ward and backward. If any free pair it.
The elec- hub or if the wheel does not turn trolyte level, battery lead connections smoothly, have a Yamaha dealer and breather hose routing should be check the wheel bearings. checked before each ride and at the in- 1.
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Periodic maintenance and adjustment KEEP THIS AND ALL BATTER- distilled water, as tap water is turned to “ ”, then connect contains minerals that IES OUT OF THE REACH OF the positive lead before con- harmful to the battery. CHILDREN.
4. If the fuse immediately blows ency of the glass, the luminosity The fuse holder is located beside the again, have a Yamaha dealer of the bulb, and the bulb life will battery. Remove panel A to access the check the electrical system.
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NOTICE position, and then secure it with 4. Remove the headlight bulb cover. the bulb holder. It is advisable to have a Yamaha 7. Install the headlight bulb cover. dealer perform this job. 8. Connect the headlight coupler. 1. Place the scooter on the center- 9.
6. Install the socket (together with NOTICE 2. Pull out the auxiliary light bulb the bulb) by turning it clockwise. socket. It is advisable to have a Yamaha 7. Install the cowling. dealer perform this job. 1. Place the vehicle on the center- stand.
Replacing a turn signal light License plate light bulb or the tail/brake light bulb If the license plate light does not come on, have a Yamaha dealer check the 1. Remove the lens by removing the electrical circuit or replace the bulb. screws.
However, should your scooter re- quire any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to service the scooter prop- erly.
Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the vehicle. Check the compression. 4. Compression The engine does not start. There is compression.
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Start the engine. If the engine overheats again, have a The coolant level Yamaha dealer check and repair the cooling system. is OK. If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool- ant as soon as possible.
Be Rust and corrosion can develop even if ECA10784 NOTICE sure to consult a Yamaha dealer for high-quality components are used. A rusty exhaust pipe may go unnoticed advice on what products to use be- Avoid using strong acidic wheel on a car, however, it detracts from the fore cleaning the vehicle.
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For additional hoses and vents. roads during winter are extremely cor- For scooters equipped with a cleaning, use Yamaha Windshield rosive in combination with water, carry windshield: Do not use strong Cleaner or another high-quality wind-...
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Scooter care and storage windshield which does not affect your EWA10943 WARNING visibility and which cannot be easily Consult a Yamaha dealer for ad- recognized. Contaminants on the brakes or tires vice on what products to use. can cause loss of control.
Scooter care and storage 2. Fill up the fuel tank and add fuel 4. Lubricate all control cables and EAU36564 Storage stabilizer (if available) to prevent the pivoting points of all levers and the fuel tank from rusting and the pedals as well as of the side- Short-term fuel from deteriorating.
Specifications Dimensions: Starting system: Fuel tank capacity: Electric starter and kickstarter 5.4 L (1.43 US gal, 1.19 Imp.gal) Overall length: Lubrication system: Fuel reserve amount: 1840 mm (72.4 in) Wet sump 0.9 L (0.24 US gal, 0.20 Imp.gal) Overall width: Engine oil: Fuel injection: 685 mm (27.0 in)
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Specifications Front tire: Rim size: Electrical system: 12 x MT3.50 Type: System voltage: Rear wheel: Tubeless 12 V Size: Wheel type: Ignition system: 120/70-12 M/C 51L Cast wheel Manufacturer/model: Rim size: Charging system: VEE RUBBER 12 x MT3.50 AC magneto Rear tire: Front brake: Battery:...
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Specifications Fuel level warning light: Coolant temperature warning light: Engine trouble warning light: Fuse(s): Main fuse: 15.0 A...
Record the vehicle identification num- ber and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehicle is stolen. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number 1.
Vehicle status and engine perfor- shown. mance data Fuel-injection and emission-relat- ed data Yamaha will not disclose this data to a third party except: With the consent of the vehicle owner Where obligated by law For use by Yamaha in litigation ...
Index Front brake lever free play, checking ... 6-16 Front fork, checking ......6-22 Acceleration and deceleration ....5-2 Safe-riding points........1-5 Fuel............3-8 Air filter element and check hose, Safety information........1-1 Fuel consumption, tips for reducing ..5-3 replacing and cleaning .......6-13 Seat............3-11 Fuel level warning light ......
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Original instructions MBK Industrie Z.I. de Rouvroy 02100 Saint Quentin PRINTED IN FRANCE SAS au capital de 14 000 000 € 2017.09 (E)