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EAU10110 Welcome to the Yamaha world of motorcycling! As the owner of the YN50, 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.
Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your scooter and this manual. If you have any questions concerning this manual, please consult your Yamaha dealer. EWA12410 s WARNING PLEASE READ THIS MANUAL CAREFULLY AND COMPLETELY BEFORE OPERATING THIS SCOOTER.
TABLE OF CONTENTS INTRODUCTION Luggage hook.........3-11 Checking the front brake lever free play........6-11 IMPORTANT MANUAL INFORMATION PRE-OPERATION CHECKS ....4-1 Adjusting the rear brake lever Pre-operation check list....4-2 free play........6-11 TABLE OF CONTENTS Checking the front brake pads OPERATION AND IMPORTANT and rear brake shoes ....6-12 SAFETY INFORMATION .....1-1 RIDING POINTS ........5-1...
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TABLE OF CONTENTS SCOOTER CARE AND STORAGE ..7-1 Matte color caution......7-1 Care ..........7-1 Storage ..........7-3 SPECIFICATIONS .......8-1 CONSUMER INFORMATION .....9-1 Identification numbers ......9-1...
SAFETY INFORMATION EAUT1010 Safe riding • Ride where other motorists can SCOOTERS ARE SINGLE TRACK Always make pre-operation see you. Avoid riding in anot- VEHICLES. THEIR SAFE USE AND checks. Careful checks may help her motorist’s blind spot. OPERATION DEPENDENT prevent an accident.
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Modifications made to this scooter other motorists can see you. ries. The use of a safety helmet is the not approved by Yamaha, or the The posture of the operator and single most critical factor in the pre- removal of original equipment, may passenger is important for proper vention or reduction of head injuries.
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Since Yamaha cannot per weight distribution or 163 kg (359 lb). When loading within test all other accessories that may be aerodynamic changes.
SAFETY INFORMATION Use caution when adding electri- Always turn the engine off before EAU10371 Further safe-riding points cal accessories. If electrical leaving the scooter unattended Be sure to signal clearly when accessories exceed the capacity and remove the key from the making turns.
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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 bright colored jacket. Do not carry too much luggage on the scooter. An overloaded scooter is unstable.
INSTRUMENT AND CONTROL FUNCTIONS EAU10460 EAU10660 EWA10060 OFF “e” s WARNING Main switch/steering lock All electrical systems are off. The key Never turn the key to “e” or “m” can be removed. while the vehicle is moving, other- wise the electrical systems will be EAU10680 switched off, which may result in LOCK “m”...
INSTRUMENT AND CONTROL FUNCTIONS EAUS1391 All LCD segments and warning NOTE: Multi-function display lights come on and then go off. Be sure to turn the key to “f” before using the button. For the U.K. only: To switch the EWA12311 s WARNING speedometer and odometer/trip- meter displays between kilome-...
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INSTRUMENT AND CONTROL FUNCTIONS 3. To change the minutes digits, Odometer and tripmeter modes push the button for at least three Pushing the button switches the dis- seconds. play between the odometer mode 4. When the minutes digits start “ODO” and the tripmeter “TRIP” in flashing, push the button to set the following order: PRESS...
INSTRUMENT AND CONTROL FUNCTIONS Fuel gauge EAU12347 EAU12400 Dimmer switch “j/k” Handlebar switches The fuel gauge indicates the amount Set this switch to “j” for the high of fuel in the fuel tank. The display beam and to “k” for the low beam. segments of the fuel gauge disappear towards “E”...
INSTRUMENT AND CONTROL FUNCTIONS EAU12900 EAU12950 EAU13201 Front brake lever Rear brake lever Fuel and 2-stroke engine oil tank caps 1. Front brake lever 1. Rear brake lever 1. Oil tank cap The front brake lever is located on the The rear brake lever is located on the 2.
1.4 L (0.37 US gal) (0.31 Imp.gal) Make sure that there is sufficient fuel in the tank. Fill the fuel tank to the bottom of the filler tube as shown. Your Yamaha engine has been desig- EWA10880 ned to use regular unleaded gasoline s WARNING...
INSTRUMENT AND CONTROL FUNCTIONS EAUB1300 EAU13431 EAUM1150 Fuel tank breather/overflow Catalytic converter 2-stroke engine oil hose This model is equipped with a cataly- tic converter in the exhaust system. Before operating the motorcycle: Check fuel tank EWA10860 breather/overflow hose connec- s WARNING tion.
INSTRUMENT AND CONTROL FUNCTIONS NOTE: EAUS1050 EAU13932 Kickstarter Seat Make sure that the 2-stroke engine oil To open the seat tank cap is properly installed. 1. Place the scooter on the centers- tand. Recommended oil: 2. Insert the key into the main 2-stroke engine oil (JASO grade switch, and then turn it counter- “FC”, or ISO grades “EG-C”...
INSTRUMENT AND CONTROL FUNCTIONS EAUM1191 Since the storage compart- Storage compartment ment accumulates heat when exposed to the sun, do not sto- re anything susceptible to heat inside it. To avoid humidity from sprea- ding through the storage com- partment, wrap wet articles in a plastic bag before storing them in the compartment.
INSTRUMENT AND CONTROL FUNCTIONS EAUT1070 Luggage hook 1. Luggage hook EWAT1030 s WARNING Do not exceed the load limit of 3 kg (6.6 lb) for the luggage hook. Do not exceed the maximum load of 163 kg (359 lb) for the vehicle.
PRE-OPERATION CHECKS EAU15592 The condition of a vehicle is the owner’s responsibility. Vital components can start to deteriorate quickly and unexpec- tedly, even if the vehicle remains unused (for example, as a result of exposure to the elements). Any damage, fluid lea- kage or loss of tire air pressure could have serious consequences.
• Make sure that operation is smooth. • Check cable free play. Throttle grip 6-8, 6-14 • If necessary, have Yamaha dealer adjust cable free play and lubricate cable and grip housing. • Make sure that operation is smooth. 6-14 Control cables •...
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PRE-OPERATION CHECKS ITEM CHECKS PAGE • Make sure that operation is smooth. 6-15 Centerstand • Lubricate pivot if necessary. • Make sure that all nuts, bolts and screws are properly tightened. Chassis fasteners • Tighten if necessary. — Instruments, lights, signals •...
Each starting attempt should their functions before riding. instructions prior to operating the be as short as possible to preserve Consult Yamaha dealer vehicle for the first time. the battery. Do not crank the engine regarding any control or func- more than 5 seconds on any one 1.
OPERATION AND IMPORTANT RIDING POINTS EAU16760 EAU16780 EAU16792 Starting off Acceleration and Braking deceleration 1. Close the throttle completely. NOTE: 2. Apply both front and rear brakes Before starting off, allow the engine to simultaneously while gradually warm up. increasing the pressure. 1.
OPERATION AND IMPORTANT RIDING POINTS down when approaching such EAU16820 EAU16830 Tips for reducing fuel Engine break-in areas and cross them with cau- consumption There is never a more important tion. period in the life of your engine than Keep in mind that braking on a Fuel consumption depends largely on the period between 0 and 1000 km wet road is much more difficult.
If any engine trouble should occur to touch them. during the engine break-in period, Do not park on a slope or on immediately have a Yamaha dealer soft ground, otherwise the check the vehicle. vehicle may overturn. ECA10380...
The intervals given in the periodic Consult a Yamaha dealer for proper maintenance and lubrication chart maintenance intervals. should be simply considered as a general guide under normal riding conditions.
The annual checks must be performed every year, except if a kilometer-based maintenance is performed instead. From 30000 km, repeat the maintenance intervals starting from 6000 km. Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills. ODOMETER READING (x 1000 Km)
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PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING (x 1000 Km) ANNUAL ITEM CHECK OR MAINTENANCE JOB CHECK • Check tread depth and for damage. • Replace if necessary. √ √ √ √ √ 9 * Tires • Check air pressure. •...
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PERIODIC MAINTENANCE AND MINOR REPAIR ODOMETER READING (x 1000 Km) ANNUAL ITEM CHECK OR MAINTENANCE JOB CHECK • Check operation and free play. Throttle grip housing √ √ √ √ √ 22 * • Adjust the throttle cable free play if necessary. and cable •...
PERIODIC MAINTENANCE AND MINOR REPAIR EAU18740 EAU18850 EAU19280 Cowling A Panel A Removing and installing the To remove the cowling To remove the panel cowling and panel Remove the cowling screws, and then pull the cowling off as shown. 1. Panel A 1.
Mofa version: NGK / BPR4HS Yamaha dealer. Since heat and depo- ned to the specified torque as soon sits will cause any spark plug to Before installing a spark plug, the as possible.
If any leakage is found, have a mission case. Yamaha dealer check and repair the Make sure that no oil gets on scooter. In addition, the final trans- the tire or wheel.
Therefore, all car- cation chart. Have a Yamaha dealer buretor adjustments should be left to clean and replace the air filter ele- a Yamaha dealer, who has the neces- ment. sary professional knowledge and experience. 1. Throttle cable free play The throttle cable free play should measure 4 ~ 6 mm (0.16 ~ 0.24 in) at...
PERIODIC MAINTENANCE AND MINOR REPAIR EAU33600 The tire air pressure must be Tires adjusted in accordance with To maximize the performance, durabi- the riding speed and with the lity, and safe operation of your vehi- total weight of rider, passenger, cle, note the following points regar- cargo, and accessories appro- ding the specified tires.
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Always ding the tires, should be left to regard to the load. comply with the local regulations. a Yamaha dealer, who has the Check the tire condition and air necessary professional know- pressure before each ride.
An unbalanced wheel can result lever free play and, if necessary, have lever free play and, if necessary, in poor performance, adverse a Yamaha dealer check the brake sys- adjust it as follows. handling characteristics, and a tem. shortened tire life.
Yamaha dealer replace the brake sho- ness. If a brake pad is damaged or if es as a set. the lining thickness is less than 3.1 mm (0.12 in), have a Yamaha dealer replace the brake pads as a set. 6-12...
However, if the handlebars. the brake fluid level goes down Use only the recommended qua- suddenly, have a Yamaha dealer lity brake fluid, otherwise the rub- check the cause. ber seals may deteriorate, cau- sing leakage and poor braking performance.
If a cable is periodic maintenance chart. damaged or does not move smoothly, have a Yamaha dealer check or repla- ce it. Recommended lubricant: Engine oil EWA10720...
Checking and lubricating the The Autolube pump is a vital and sop- rear brake levers centerstand histicated component of the engine, which must be adjusted by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart. 1. Centerstand...
If any free 2. While applying the front brake, play can be felt, have a Yamaha push down hard on the handle- dealer check or repair the stee- bars several times to check if the ring.
If there is play in the wheel hub or if the wheel does not turn smoothly, have a Yamaha dealer check the wheel bearings. 1. Battery A poorly maintained battery will corrode and discharge quickly.
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PERIODIC MAINTENANCE AND MINOR REPAIR To check the electrolyte level 4. If the electrolyte is at or below the Batteries produce explosive 1. Place the vehicle on a level surfa- minimum level mark, add distilled hydrogen gas. Therefore, keep ce and hold it in an upright posi- water to raise it to the maximum sparks, flames, cigarettes, etc., tion.
4. If the fuse immediately blows 3. Fully charge the battery before again, have a Yamaha dealer 1. Main fuse installation. check the electrical system. 4. After installation, make sure that The fuse holder is located behind the battery leads are properly panel A.
ECA10670 away from a lit headlight bulb, and CAUTION: do not touch the bulb until it has It is advisable to have a Yamaha cooled down. dealer perform this job. 6. Place a new headlight bulb into 1. Place the scooter on the centers- position, and then secure it with tand.
ECA10670 transparency of the glass, the CAUTION: luminosity of the bulb, and the It is advisable to have a Yamaha bulb life will be adversely affec- dealer perform this job. ted. Thoroughly clean off any dirt and fingerprints on the 1.
PERIODIC MAINTENANCE AND MINOR REPAIR EAU24281 ECA10680 CAUTION: Replacing a turn signal light bulb or the tail/brake light Do not overtighten the screws, otherwise the lens may break. bulb 1. Remove the lens by removing the screws. 1. Tail/brake light bulb 1.
Use only genuine Yamaha replace- ment parts. Imitation parts may look like Yamaha parts, but they are often inferior, have a shorter service life and can lead to expensive repair bills. 6-23...
Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the vehicle. Check the battery. 4. Battery The engine turns over The battery is good.
Be ble. Rust and corrosion can develop wheel axles. Always rinse the dirt sure to consult a Yamaha dealer for even if high-quality components are and degreaser off with water. advice on what products to use used.
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SCOOTER CARE AND STORAGE Do not use any harsh chemical For scooters equipped with a After riding in the rain, near the sea or products on plastic parts. Be windshield: Do not use strong on salt-sprayed roads sure to avoid using cloths or cleaners or hard sponges as Since sea salt or salt sprayed on the sponges which have been in...
6. Wax all painted surfaces. NOTE: cals are stored. 7. Let the scooter dry completely Consult a Yamaha dealer for advice before storing or covering it. Long-term on what products to use. EWA10940 Before storing your scooter for seve-...
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SCOOTER CARE AND STORAGE 3. Fill up the fuel tank and add fuel EWA10950 8. Remove the battery and fully s WARNING stabilizer (if available) to prevent charge it. Store it in a cool, dry To prevent damage or injury from the fuel tank from rusting and the place and charge it once a sparking, make sure to ground the...
Record the key identification number, vehicle identification number 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. KEY IDENTIFICATION NUMBER: ZAUM0070 1.
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1. Model label The model label is affixed to the bot- tom of the seat. (See page 3-9.) Record the information on this label in the space provided. This information will be needed when ordering spare parts from a Yamaha dealer.
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INDEX Fuel level warning light ......3-2 Seat ............3-9 Fuel tank breather/overflow hose ....3-8 Spark plug, checking .........6-6 2-stroke engine oil ........3-8 Fuse, replacing.........6-19 Specifications..........8-1 Acceleration and deceleration ....5-2 Start switch ..........3-5 Adjusting the throttle cable free play..6-8 Starting a cold engine........5-1 Air filter element .........6-8 Handlebar switches ........3-5 Starting off ..........5-2...
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YAMAHA MOTOR ESPAÑA, S.A. PRINTED IN NEEDERLAND 2007.03...