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OWNER'S MANUAL
YN50F
5C3-F819D-E0

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Summary of Contents for Yamaha NEO'S 4 2008

  • Page 1 Read this manual carefully before operating this vehicle. OWNER’S MANUAL YN50F 5C3-F819D-E0...
  • Page 2 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
  • Page 3 EAU10112 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.
  • Page 4 IMPORTANT MANUAL INFORMATION EAU10132 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.
  • Page 5 IMPORTANT MANUAL INFORMATION EAUS1172 YN50F OWNER’S MANUAL ©2008 by YAMAHA MOTOR ESPAÑA S.A. 1st edition, August 2008 All rights reserved. Any reprinting or unauthorized use without the written permission of YAMAHA MOTOR ESPAÑA S.A. is expressly prohibited. Printed in Neederland.
  • Page 6: Table Of Contents

    TABLE OF CONTENTS SAFETY INFORMATION .....1-1 Storage compartment.....3-10 Tires ..........6-15 Further safe-riding points ....1-5 Luggage hook.........3-11 Spoke wheels .........6-17 Checking the front brake lever DESCRIPTION........2-1 FOR YOUR SAFETY – free play........6-17 Left view ...........2-1 PRE-OPERATION CHECKS ....4-1 Adjusting the rear brake lever Right view .........2-2 Pre-operation check list....4-2 free play........6-18...
  • Page 7 TABLE OF CONTENTS Troubleshooting ......6-30 Troubleshooting chart .....6-31 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 Key identification number....9-1 Vehicle identification number....9-1 Model label ........9-2...
  • Page 8: Safety Information

    SAFETY INFORMATION EAUT1012 make sure it is in safe operating con- intersections are the most Be a Responsible Owner dition. Failure to inspect or maintain likely places for scooter acci- As the vehicle’s owner, you are res- the vehicle properly increases the dents to occur.
  • Page 9 SAFETY INFORMATION cornering (insufficient lean angle This scooter is designed for on- A passenger should also observe for the speed). road use only. It is not suitable for the above precautions. • Always obey the speed limit off-road use. Avoid Carbon Monoxide Poisoning and never travel faster than Protective apparel All engine exhaust contains carbon...
  • Page 10 Yamaha accessories, which are avai- Adding accessories or cargo to your possible on both sides of the lable only from a Yamaha dealer, have scooter can adversely affect stability scooter to minimize imbalance or been designed, tested, and approved and handling if the weight distribution instability.
  • Page 11 Use caution when adding electri- ducts similar in design and quality to lebar or the front fork area can cal accessories. If electrical genuine Yamaha accessories, recog- create instability due to impro- accessories exceed the capacity nize that some aftermarket accesso- per weight distribution or of the scooter’s electrical system,...
  • Page 12: Further Safe-Riding Points

    SAFETY INFORMATION EAU10372 Always wear a helmet, gloves, Further safe-riding points trousers (tapered around the cuff Be sure to signal clearly when and ankle so they do not flap), making turns. and a bright colored jacket. Braking can be extremely difficult Do not carry too much luggage on a wet road.
  • Page 13: Description

    DESCRIPTION EAU10410 Left view 1. Storage compartment (page 3-10) 5. Air filter element (page 6-13) 2. Final transmission oil filler cap (page 6-11) 6. Engine oil drain bolt (page 6-9) 3. Rear brake lever free play adjusting nut (page 6-18) 7.
  • Page 14: Right View

    DESCRIPTION EAU10420 Right view 1. Grab bar (page 5-2) 7. Luggage hook (page 3-11) 2. Fuel tank cap (page 3-7) 8. Main switch/steering lock (page 3-1) 3. Seat (page 3-10) 9. Coolant reservoir (page 6-12) 4. Battery (page 6-24) 10. Engine oil dipstick (page 6-19) 5.
  • Page 15: Controls And Instruments

    DESCRIPTION EAU10430 Controls and instruments 1. Rear brake lever (page 3-6) 4. Right handlebar switch (page 3-5) 2. Left handlebar switches (page 3-5) 5. Throttle grip (page 6-14) 3. Multi-function display (page 3-3) 6. Front brake lever (page 3-6)
  • Page 16: Instrument And Control Functions

    INSTRUMENT AND CONTROL FUNCTIONS EAU10460 EAU10661 1. Turn the handlebars all the way to Main switch/steering lock the left. All electrical systems are off. The key 2. Push the key in from the “OFF” can be removed. position, and then turn it to EWA10061 “LOCK”...
  • Page 17: Indicator And Warning Lights

    This indicator light flashes when the engine to cool. go off, have a Yamaha dealer check turn signal switch is pushed to the left The electrical circuit of the warning the electrical circuit.
  • Page 18: Multi-Function Display

    INSTRUMENT AND CONTROL FUNCTIONS EAUS1470 All LCD segments and warning Multi-function display lights come on and then go off. Be sure to turn the key to “ON” before using the button. For the U.K. only: To switch the EWA12312 s WARNING speedometer and odometer/trip- meter displays between miles Be sure to stop the vehicle before...
  • Page 19 INSTRUMENT AND CONTROL FUNCTIONS 3. To change the minutes digits, “ODO” and the tripmeter “TRIP” in push the button for at least three the following order: seconds. TRIP 4. When the minutes digits start flashing, push the button to set the minutes.
  • Page 20: Handlebar Switches

    Fuel gauge ning indicator will flash. If this occurs, Right have a Yamaha dealer check the vehi- The fuel gauge indicates the amount cle. of fuel in the fuel tank. The display segments of the fuel gauge disappear towards “E”...
  • Page 21: Dimmer Switch

    INSTRUMENT AND CONTROL FUNCTIONS EAU12400 EAU12900 EAU12950 Dimmer switch “ ” Front brake lever Rear brake lever Set this switch to “ ” for the high beam and to “ ” for the low beam. EAU12460 Turn signal switch “ ”...
  • Page 22: Fuel Tank Cap

    INSTRUMENT AND CONTROL FUNCTIONS EAU13191 EAU13221 Fuel tank cap Fuel Make sure there is sufficient gasoline in the tank. EWA10881 s WARNING Gasoline and gasoline vapors are extremely flammable. To avoid fires and explosions and to reduce the ZAUM0020 risk of injury when refueling, follow 1.
  • Page 23: Fuel Tank Breather/Overflow Hose

    Your Yamaha engine has been desig- If gasoline spills on your skin, wash ned to use regular unleaded gasoline with soap and water. If gasoline...
  • Page 24: Catalytic Converter

    INSTRUMENT AND CONTROL FUNCTIONS EAU13432 ECA10701 EAU13680 NOTICE Catalytic converter Kickstarter This model is equipped with a cataly- Use only unleaded gasoline. The tic converter in the exhaust system. use of leaded gasoline will cause unrepairable damage to the cataly- EWA10861 tic converter.
  • Page 25: Seat

    INSTRUMENT AND CONTROL FUNCTIONS EAU13932 EAUM1191 Seat Storage compartment To open the seat 1. Place the scooter on the centers- tand. 2. Insert the key into the main switch, and then turn it counter- clockwise to “OPEN”. 1. Seat open position To close the seat 1.
  • Page 26: Luggage Hook

    INSTRUMENT AND CONTROL FUNCTIONS ECA10080 EAUT1072 NOTICE Luggage hook Some helmets cannot be stored EWAT1031 Keep the following points in mind in the storage compartment s WARNING when using the storage compart- because of their size or shape. Do not exceed the load limit of ment.
  • Page 27: For Your Safety - Pre-Operation Checks

    Do not operate the vehicle if you find any problem. If a problem cannot be corrected by the procedures pro- vided in this manual, have the vehicle inspected by a Yamaha dealer. Before using this vehicle, check the following points:...
  • Page 28: Pre-Operation Check List

    • 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.
  • Page 29 FOR YOUR SAFETY – PRE-OPERATION CHECKS ITEM CHECKS PAGE • Make sure that operation is smooth. 6-21 Brake levers • Lubricate lever pivoting points if necessary. • Make sure that operation is smooth. 6-22 Centerstand • Lubricate pivot if necessary. •...
  • Page 30: Operation And Important Riding Points

    NOTICE: For NOTICE there is a control or function you do maximum engine life, never See page 5-4 for engine break-in not understand, ask your Yamaha accelerate hard when the engi- instructions prior to operating the dealer. ne is cold!
  • Page 31: Starting Off

    OPERATION AND IMPORTANT RIDING POINTS EAU16761 4. Check for oncoming traffic, and EAU16780 Starting off Acceleration and then slowly turn the throttle grip deceleration (on the right) in order to take off. 5. Switch the turn signals off. Before starting off, allow the engine to warm up.
  • Page 32: Braking

    OPERATION AND IMPORTANT RIDING POINTS EAU16793 Front EAU16820 Braking Tips for reducing fuel EWA10300 consumption s WARNING Fuel consumption depends largely on Avoid braking hard or suddenly your riding style. Consider the follo- (especially when leaning over wing tips to reduce fuel consumption: to one side), otherwise the sco- Avoid high engine speeds during oter may skid or overturn.
  • Page 33: Engine Break-In

    Do not park on a slope or on immediately have a Yamaha dealer ces. During this period, prolonged soft ground, otherwise the check the vehicle.
  • Page 34: Periodic Maintenance And Adjustment

    The intervals given in the periodic fires. Consult a Yamaha dealer for proper maintenance and lubrication chart Running the engine while servi- maintenance intervals. should be simply considered as a...
  • Page 35: Periodic Maintenance And Lubrication Chart

    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 technical skills.
  • Page 36 PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING CHECK OR ANNUAL ITEM MAINTENANCE JOB CHECK 1000 km 6000 km 12000 km 18000 km 24000 km (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) • Check operation and adjust brake √ √...
  • Page 37 PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING CHECK OR ANNUAL ITEM MAINTENANCE JOB CHECK 1000 km 6000 km 12000 km 18000 km 24000 km (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) Shock absorber • Check operation and shock 18 * √...
  • Page 38 PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING CHECK OR ANNUAL ITEM MAINTENANCE JOB CHECK 1000 km 6000 km 12000 km 18000 km 24000 km (600 mi) (3500 mi) (7000 mi) (10500 mi) (14000 mi) Lights, • Check operation. 29 * signals and √...
  • Page 39: Removing And Installing The Cowling And Panel

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU18740 EAU45470 Removing and installing the Cowling A To remove the cowling cowling and panel 1. Remove the screws, and then pull the cowling off as shown. 1. Headlight coupler 2. Auxiliary light lead coupler To install the cowling 1.
  • Page 40: Checking The Spark Plug

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU19281 EAU19632 Panel A Checking the spark plug To remove the panel The spark plug is an important engine 1. Remove the screw, and then pull component, which is easy to check. the panel off as shown. Since heat and deposits will cause any spark plug to slowly erode, the spark plug should be removed and...
  • Page 41 If the spark plug shows a distinctly 1. Spark plug gap different color, the engine could be operating improperly. Do not attempt Spark plug gap: to diagnose such problems yourself. 0.7–0.8 mm (0.028–0.031 in) Instead, have a Yamaha dealer check the vehicle.
  • Page 42: Engine Oil And Oil Strainer

    PERIODIC MAINTENANCE AND ADJUSTMENT EAUS1481 3. Wait a few minutes until the oil Engine oil and oil strainer settles, remove the oil filler cap, The engine oil level should be chec- wipe the dipstick clean, insert it ked before each ride. In addition, the back into the oil filler hole (wit- oil must be changed and the oil strai- hout screwing it in), and then...
  • Page 43 PERIODIC MAINTENANCE AND ADJUSTMENT Tightening torque: Engine oil drain bolt A: 23 Nm (2.3 m • kgf, 16.6 ft • lbf) Engine oil drain bolt B: 32 Nm (3.2 m • kgf, 23.1 ft • lbt) 8. Refill with the specified amount of the recommended engine oil, and then install and tighten the oil 1.
  • Page 44: Final Transmission Oil

    “Oil Change” appears in ride. If any leakage is found, have a the multi-function display. Yamaha dealer check and repair the scooter. In addition, the final trans- 1. While the key is turned to “ON”, mission oil must be changed as...
  • Page 45: Coolant

    PERIODIC MAINTENANCE AND ADJUSTMENT sure that no foreign material EAU20070 2. Check the coolant level in the Coolant enters the final transmission coolant reservoir. The coolant level should be checked case. Make sure that no oil before each ride. In addition, the coo- gets on the tire or wheel.
  • Page 46: Replacing The Air Filter Element

    WARNING! maintenance and lubrication chart. Remove only the coolant reser- Have a Yamaha dealer change the voir cap. Never attempt to coolant. WARNING! Never attempt remove the radiator cap when to remove the radiator cap when the engine is hot.
  • Page 47: Adjusting The Throttle Cable Free Play

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU21370 direction (a). To decrease the Adjusting the throttle cable throttle cable free play, turn the free play adjusting nut in direction (b). 1. Air filter element 3. Insert a new air filter element into 1. Locknut 1.
  • Page 48: Valve Clearance

    The tire air pressure must be ce must be adjusted by a Yamaha Tire air pressure adjusted in accordance with dealer at the intervals specified in the the riding speed and with the...
  • Page 49 Never overload your vehicle. Ope- tires. ration of an overloaded vehicle After extensive tests, only the tires lis- could cause an accident. ted below have been approved for this model by Yamaha Motor España, S.A. Front tire: Size: 120/70-12 M/C 51L ZAUM0054 Manufacturer/model: 1.
  • Page 50: Spoke Wheels

    Periodically check the brake whenever either the tire or wheel lever free play and, if necessary, have has been changed or replaced. a Yamaha dealer check the brake sys- An unbalanced wheel can result tem. in poor performance, adverse...
  • Page 51: Adjusting The Rear Brake Lever Free Play

    If a brake pad is damaged or if adjusting nut in direction (b). the lining thickness is less than 3.1 mm (0.12 in), have a Yamaha dea- ler replace the brake pads as a set. 6-18...
  • Page 52: Checking The Brake Fluid Level

    If Yamaha dealer replace the brake sho- the brake fluid level is low, be sure to Recommended brake fluid: es as a set.
  • Page 53: Changing The Brake Fluid

    Yamaha dealer check or repla- Brake fluid may deteriorate pain- ce it. WARNING! Damage to the ted surfaces or plastic parts.
  • Page 54: Checking And Lubricating The Throttle Grip And Cable

    PERIODIC MAINTENANCE AND ADJUSTMENT EAU23111 EAU43641 at the intervals specified in the perio- Checking and lubricating the Lubricating the front and dic maintenance and lubrication throttle grip and cable rear brake levers chart. The operation of the throttle grip should be checked before each ride. Front brake lever Recommended lubricants: In addition, the cable should be lubri-...
  • Page 55: Checking And Lubricating The Centerstand

    1. Place the vehicle on a level surfa- up and down smoothly, have a ce and hold it in an upright posi- Yamaha dealer check or repair it. tion. NOTICE: To avoid injury, Otherwise, the centerstand could securely support the vehicle so...
  • Page 56: Checking The Steering

    If any NOTICE free play can be felt, have a If any damage is found or the front Yamaha dealer check or repair fork does not operate smoothly, the steering. have a Yamaha dealer check or repair it. 6-23...
  • Page 57: Checking The Wheel Bearings

    If there is play in the 3. Check the electrolyte level in the wheel hub or if the wheel does not battery. turn smoothly, have a Yamaha dealer check the wheel bearings. 1. Battery 2. Battery breather hose A poorly maintained battery will corrode and discharge quickly.
  • Page 58 PERIODIC MAINTENANCE AND ADJUSTMENT 4. If the electrolyte is at or below the sparks, flames, cigarettes, etc., 3. Fully charge the battery before minimum level mark, add distilled away from the battery and pro- installation. water to raise it to the maximum vide sufficient ventilation when 4.
  • Page 59: Replacing The Fuse

    4. If the fuse immediately blows headlight bulb using a cloth 1. Turn the key to “OFF” and turn off again, have a Yamaha dealer moistened with alcohol or thin- all electrical circuits. check the electrical system. ner.
  • Page 60 2. Headlight coupler ECA10670 3. Auxiliary light lead connector 6. Place a new headlight bulb into NOTICE position, and then secure it with It is advisable to have a Yamaha 4. Remove headlight bulb the bulb holder. dealer perform this job.
  • Page 61: Replacing A Front Turn Signal Light Bulb

    6. Install the socket (together with bulb NOTICE the bulb) by turning it clockwise. 1. Remove the lens by removing the It is advisable to have a Yamaha 7. Install the cowling. screws. dealer perform this job. 1. Place the scooter on the centers- tand.
  • Page 62: Replacing The License Plate Light Bulb

    PERIODIC MAINTENANCE AND ADJUSTMENT EAUS1151 EAU45461 Replacing the license plate Replacing the auxiliary light light bulb (Depends on bulb (Depends on models) If the auxiliary light bulb burns out, models) replace it as follows. 1. Remove the lens by removing the 1.
  • Page 63: Troubleshooting

    5. Insert a new bulb into the socket. self. However, should your scooter 6. Install the auxiliary light socket require any repair, take it to a Yamaha (together with the bulb) by pus- dealer, whose skilled technicians hing it in.
  • Page 64: Troubleshooting Chart

    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.
  • Page 65 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 coolant as soon as possible.
  • Page 66: Scooter Care And Storage

    NOTICE matte colored finished parts. Be ble. Rust and corrosion can develop sure to consult a Yamaha dealer for Avoid using strong acidic whe- even if high-quality components are advice on what products to use el cleaners, especially on spo- used.
  • Page 67 SCOOTER CARE AND STORAGE cleaning products, solvent or After normal use since it increases the corrosive thinner, fuel (gasoline), rust 1. Remove dirt with warm water, a action of the salt. [ECA10791] removers or inhibitors, brake mild detergent, and a soft, clean 2.
  • Page 68: Storage

    SCOOTER CARE AND STORAGE EWA10941 EAU36561 s WARNING Storage Consult a Yamaha dealer for advice Short-term Contaminants on the brakes or on what products to use. Always store your scooter in a cool, tires can cause loss of control. dry place and, if necessary, protect it Make sure that there is no oil or against dust with a porous cover.
  • Page 69 SCOOTER CARE AND STORAGE etc. from corrosion. 5. Check and, if necessary, correct a. Remove the spark plug cap the tire air pressure, and then lift and spark plug. the scooter so that both of its b. Pour a teaspoonful of engine wheels are off the ground.
  • Page 70: Specifications

    SPECIFICATIONS Dimensions: Engine oil: Fuel: Overall length: Type: Recommended fuel: 1840 mm (72.4 in) SAE 10W-40 Regular unleaded gasoline only Overall width: Fuel tank capacity: 770 mm (30.3 in) 5.3 L (1.40 US gal, 1.17 Imp.gal) Overall height: Fuel reserve amount: 1245 mm (49.0 in) 0.9 L (0.24 US gal, 0.20 Imp.gal) Seat height:...
  • Page 71 SPECIFICATIONS Chassis: Tire air pressure (measured on cold Operation: Left hand operation Frame type: tires): Front suspension: Steel tube backbone Loading condition: Caster angle: Type: 0–90 kg (0–198 lb) 26.50 º Telescopic fork Front: Trail: Spring/shock absorber type: 175 kPa (1.75 kgf/cm , 25 psi, 1.75 bar) 92.6 mm (3.65 in) Coil spring/oil damper...
  • Page 72 SPECIFICATIONS Front turn signal light: 12 V, 10.0 W x 2 Rear turn signal light: 12 V, 10.0 W x 2 License plate light: 12 V, 5.0 W x 1 Meter lighting: LED (Blue) High beam indicator light: Turn signal indicator light: Fuel level warning light: Coolant temperature warning light: Engine trouble warning light:...
  • Page 73: Consumer Information

    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.
  • Page 74: Model Label

    1. Model label The model label is affixed to the bot- tom of the seat. (See page 3-10). Record the information on this label in the space provided. This information will be needed when ordering spare parts from a Yamaha dealer.
  • Page 75 INDEX Fuel level warning light ......3-2 Seat ............3-10 Fuel tank breather/overflow hose ....3-8 Spark plug, checking .........6-7 Acceleration and deceleration ....5-2 Fuel tank cap ..........3-7 Specifications..........8-1 Air filter element, replacing ......6-13 Fuse, replacing.........6-26 Start switch ..........3-6 Auxiliary light bulb, replacing....6-29 Starting off ..........5-2 Starting the engine........5-1 Handlebar switches ........3-5...
  • Page 80 YAMAHA MOTOR ESPAÑA, S.A. PRINTED IN NEEDERLAND 2008.08...

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Yn50f 2008

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