Yamaha JOG CY50M 1999 Owner's Manual
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Yamaha JOG CY50M 1999 Owner's Manual

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OWNER'S MANUAL
CY50M
LIT-11626-13-13
4FB-28199-19

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  • Page 1 OWNER’S MANUAL CY50M LIT-11626-13-13 4FB-28199-19...
  • Page 2 INTRODUCTION EAU00000 Congratulations on your purchase of the Yamaha CY50. This model is the result of YamahaÕs vast experience in the production of fine sporting, touring, and pacesetting racing machines. It represents the high degree of craftsmanship and reliability that have made Yamaha a leader in these fields.
  • Page 3 This manual should be considered a permanent part of this scooter and should remain with it even if the scooter is subsequently sold. 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.
  • Page 4 IMPORTANT MANUAL INFORMATION EW000000 PLEASE READ THIS MANUAL AND THE ÒYOU AND YOUR MOTORCYCLE: RIDING TIPSÓ BOOKLET CAREFULLY AND COMPLETELY BEFORE OPERATING THIS SCOOTER. DO NOT ATTEMPT TO OPERATE THIS SCOOTER UNTIL YOU HAVE ATTAINED A SATISFACTORY KNOWLEDGE OF ITS CONTROLS AND OPERATING FEATURES AND UNTIL YOU HAVE BEEN TRAINED IN SAFE AND PROPER RIDING TECHNIQUES.
  • Page 5 AFFIX DEALER LABEL HERE EAU01399 CY50M OWNERÕS MANUAL © 1999 by Yamaha Motor Corporation, U.S.A. 1st Edition, March 1999 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation, U.S.A. is expressly prohibited. Printed in Japan...

  • Page 6: Table Of Contents

    TABLE OF CONTENTS EAU00009 SAFETY INFORMATION........1-1 Kick starter ............3-8 Safe riding ............1-1 Seat..............3-9 Protective apparel ..........1-2 Helmet holder ............3-9 Modification ............1-3 Trunk..............3-10 Loading and accessories ........1-3 Storage compartment ........3-10 Gasoline and exhaust gas........1-5 Rear carrier ............3-11 Further safe riding points for this model....1-6 Location of the important labels ......1-7 PRE-OPERATION CHECKS ........
  • Page 7 CONSUMER INFORMATION ....... 9-1 Identification number records ......9-1 Key identification number ........9-1 Vehicle identification number....... 9-1 Model label............9-2 Reporting safety defects ........9-3 Scooter noise regulation ........9-4 RIVA LIMITED WARRANTY ....... 9-5 YAMAHA EXTENDED SERVICE......9-7...

  • Page 9: Safety Information

    SAFETY INFORMATION EAU00011 TWO-WHEELED SCOOTERS ARE SINGLE TRACK VEHICLES. THEIR SAFE USE AND OPERATION ARE DEPENDENT UPON THE USE OF PROPER RIDING TECHNIQUES AS WELL AS THE EXPER- TISE OF THE OPERATOR. EVERY OPERATOR SHOULD KNOW THE FOLLOWING REQUIREMENTS BEFORE RIDING. HE OR SHE SHOULD: 1.

  • Page 10: Protective Apparel

    SAFETY INFORMATION 4. Many accidents involve inexperienced operators. In fact, many operators who have been involved in accidents do not even have a current driverÕs license. a. Make sure you are qualified. Also, only lend your scooter to experienced operators. b.

  • Page 11: Modification

    Always wear protective clothing that covers your legs, ankles, and feet. Modification Modifications made to the scooter not approved by Yamaha, or the removal of original equipment, may render your scooter unsafe for use and may cause severe personal injury. Modifications may also make your scooter illegal to use.
  • Page 12 Genuine Yamaha accessories have been specifically designed for use on this scooter. Since Yamaha cannot test all other accessories which may be available, you must personally be responsible for the prop- er selection, installation and use of non-Yamaha accessories. You should use extreme caution when se- lecting and installing any accessories.

  • Page 13: Gasoline And Exhaust Gas

    SAFETY INFORMATION 2. Caution must be used if adding electrical accessories. If these accessories exceed the capacity of the scooterÕs electrical system, an electric failure could result, which could cause a dangerous loss of lights or engine power. Gasoline and exhaust gas 1.

  • Page 14: Further Safe Riding Points For This Model

    SAFETY INFORMATION EAU00023 Further safe riding points for this model 1. Be sure to signal clearly in the following instances: 2. Braking can be extremely difficult on a wet road. Avoid hard braking, because the scooter could slide. Apply the brakes slowly when stopping on a wet surface. 3.

  • Page 15: Location Of The Important Labels

    SAFETY INFORMATION EAU00025 Location of the important labels Please read the following labels carefully before operating this scooter.
  • Page 16 SAFETY INFORMATION WARNING Improper loading can cause loss of control. 1.5 Kg (3 lbs) Read ownerÕs manual for proper loading. 3SA-24877-A0 3JJ-28446-A0 WARNING NEVER sit here. 5 Kg (11 lbs) 3 Kg (7 lbs) 3LD-24877-A0 3TB-24877-A0 3MX-24875-A0 WARNING BEFORE YOU OPERATE THIS VEHICLE, READ Cold tire normal pressure sould be set as THE OWNER'S MANUAL AND ALL LABELS.

  • Page 17: Description

    DESCRIPTION EAU00026 Left view Right view Controls/Instruments 1. Front storage 9. Rear brake lever compartment 10. Left handlebar switches 2. Helmet holder 11. Speedometer 3. Trunk 12. Fuel gauge 4. Seat lock 13. Right handlebar 5. Kick starter switches 6. Rear carrier 14.

  • Page 18: Instrument And Control Functions

    INSTRUMENT AND CONTROL FUNCTIONS EAU00027 1. Push EAU00029 EAU00038 Main switch/Steering lock 2. Release All electrical circuits are switched off. 3. Turn The main switch controls the ignition The key can be removed in this posi- and lighting systems. Its operation is With the key at ÒOFFÓ, push it into the tion.

  • Page 19: Indicator Lights

    If the oil level indicator light does not EAU00056 Indicator lights come on while the key is at Ò Ó, have EAU00064 a Yamaha dealer inspect it. High beam indicator light EC000000 ÒHIGH BEAMÓ CAUTION: This indicator comes on when the Do not run the scooter until you headlight high beam is used.

  • Page 20: Oil Level Indicator Light Circuit Check

    Turn the main switch to Ò Ó. Disconnected circuit, Turn the main switch short-circuit, faulty light to ÒONÓ. bulb, etc. Ask a Yamaha dealer to inspect. Start the engine and go Supply engine oil. ahead with riding. Ask a Yamaha dealer to inspect.

  • Page 21: Speedometer

    INSTRUMENT AND CONTROL FUNCTIONS EAU00113 Fuel gauge The fuel gauge indicates the quantity of the remaining gasoline in the tank. The gauge needle moves from ÒFÓ (Full) to ÒEÓ (Empty) as the fuel level decreases. When the needle moves to the ÒEÓ po- sition, add fuel as soon as possible.

  • Page 22: Front Brake Lever

    INSTRUMENT AND CONTROL FUNCTIONS EAU00130 Horn switch ÒHORNÓ Press the switch to sound the horn. EAU00137 Engine stop switch ÒENGINE STOPÓ The engine stop switch is a safety de- vice for use in an emergency such as when the scooter overturns or if trouble occurs in the throttle system.

  • Page 23: Fuel Tank Cap

    INSTRUMENT AND CONTROL FUNCTIONS 1. Cover 1. Match marks 2. Open NOTE: EAU00173 This tank cap cannot be closed unless Fuel tank cap the key is in the lock. The key cannot TO OPEN: be removed if the cap is not locked Slide the cover open.

  • Page 24: Fuel

    10%. Gasohol con- taining methanol is not recommended by Yamaha because it can cause fuel EAU00189* system damage or vehicle perfor- Recommended fuel: 1. Filler tube mance problems.

  • Page 25: Engine Oil

    INSTRUMENT AND CONTROL FUNCTIONS 1. Front cover 1. Kick starter 2. Oil tank cap NOTE: EAU00214 Kick starter EAU01489 Be sure the cap is properly seated Engine oil Rotate the kick starter away from the when replacing. Remove the front cover and check the engine.

  • Page 26: Seat

    INSTRUMENT AND CONTROL FUNCTIONS 1. Open 1. Open 2. Helmet holder EAU00234 Seat EAU00262 Helmet holder To open the seat: The helmet holder is located under the 1. Insert the key in the lock and turn it seat. Open the seat and hook the hel- as shown.

  • Page 27: Trunk

    INSTRUMENT AND CONTROL FUNCTIONS Put wet articles in a vinyl bag when storing them in the trunk. The trunk may get wet while the scooter is being washed. Put ar- ticles in a vinyl bag before stor- ing them in the trunk. Do not put anything in the trunk that is valuable or easy to break.

  • Page 28: Rear Carrier

    INSTRUMENT AND CONTROL FUNCTIONS 1. Rear carrier EAU00320 Rear carrier EW000032 Do not exceed the load limit of 3 kg (7 lb). 3-11...

  • Page 29: Pre-Operation Checks

    PRE-OPERATION CHECKS EAU01114 Owners are personally responsible for their vehicleÕs condition. Your scooterÕs vital functions can start to deteriorate quickly and unexpectedly, even if it remains unused (for instance, if it is exposed to the elements). Any damage, fluid leak or loss of tire pressure could have serious consequences.
  • Page 30 If any item in the PRE-OPERATION CHECK is not working properly, have it inspected and repaired before op- erating the scooter. If necessary ask a Yamaha dealer.

  • Page 31: Operation And Important Riding Points

    ÒONÓ. area with adequate ventilation. EC000045 For safety, be sure to start the CAUTION: engine with the centerstand down. If the oil level indicator light does not come on, ask a Yamaha dealer to inspect it.

  • Page 32: Starting Off

    OPERATION AND IMPORTANT RIDING POINTS NOTE: If the engine fails to start, release the start switch, wait a few seconds, then try again. Each attempt should be as short as possible to preserve the bat- tery. Do not crank the engine more than 5 seconds on any one attempt.

  • Page 33: Acceleration

    OPERATION AND IMPORTANT RIDING POINTS EAU00434 EAU00435 Acceleration Braking Street car rails, metal plates on road construction sites, and The speed can be adjusted by opening 1. Close the throttle grip. man-hole covers become par- and closing the throttle grip. Turning it 2.

  • Page 34: Engine Break-In

    10 minutes after every hour of opera- od between zero and 1,000 km Yamaha dealer immediately. tion. Vary the speed of the scooter from (600 mi). For this reason we ask that time to time. Do not operate it at one you carefully read the following materi- set throttle position.

  • Page 35: Parking

    OPERATION AND IMPORTANT RIDING POINTS EAU00460 EW000058 Parking When parking the scooter, stop the en- The exhaust system is hot. Park the gine and remove the ignition key. scooter in a place where pedestri- ans or children are not likely to touch the scooter.

  • Page 36: Periodic Maintenance And Minor Repair

    Con- vals. MUST TAKE INTO sult a Yamaha dealer for proper CONSIDERATION THAT WEATHER, maintenance intervals. TERRAIN, GEOGRAPHICAL LOCA- TIONS, AND A VARIETY OF INDIVID- UAL USES ALL TEND TO DEMAND...

  • Page 37: Periodic Maintenance And Lubrication

    PERIODIC MAINTENANCE AND MINOR REPAIR EAU00473 PERIODIC MAINTENANCE AND LUBRICATION EVERY BREAK-IN 3,000 km 6,000 km ITEM ROUTINE 500km (2,000 mi) or (4,000 mi) or (300 mi) 6 months 12 months ¥ Check condition. Spark plug Ö Ö Ö ¥ Clean or replace if necessary. ¥...
  • Page 38 Ö Ö Ö ¥ Repair if necessary. * Since these items require special tools, data and technical skills, they should be serviced by a Yamaha dealer. ** Medium weight wheel bearing grease. EAU00479 NOTE: The air filter needs more frequent service if you are riding in unusually wet or dusty areas.

  • Page 39: Spark Plug Inspection

    Instead, take the scooter to a Yamaha dealer. The spark plug should be periodically removed and inspected because heat and deposits will cause the spark plug to slowly break down...

  • Page 40: Air Filter Element Cleaning

    PERIODIC MAINTENANCE AND MINOR REPAIR 1. Front cover 1. Clamp 1. Air filter case cover 2. Screw 2. Screw (´ 2) 2. Screw (´ 3) 2. Remove the air filter case assem- 3. Remove the air filter case cover by EAU01491 Air filter element cleaning bly by removing the clamp and...
  • Page 41 PERIODIC MAINTENANCE AND MINOR REPAIR 7. Install the air filter in its case. Be sure the sealing edge of the air fil- ter perfectly matches with the sealing surface of its case so there is no air leakage. 8. Install the air filter case cover. Be sure that the seal is in place and that the bolts are tightened se- curely to avoid the possibility of...

  • Page 42: Carburetor Adjustment

    Carburetor adjustment The carburetor is a vital part of the en- gine and requires very sophisticated adjustment. Most adjustments should be left to a Yamaha dealer who has the professional knowledge and experi- ence to do so. 1. Carburetor projection a.

  • Page 43: Tires

    When rim, and recondition as necessary. Ask age, an accident, or even injury. braking, the tires could slip over a Yamaha dealer, if required. the wheel rims and the tubes could be damaged. Also, when turning a corner or going around a curve, the scooter could easily turn over.
  • Page 44 75 kg (165 lb) out tire. When a tire tread begins to * Load is the total weight of cargo, rider and show lines, have a Yamaha dealer accessories. replace the tire immediately. Brakes, tires and related wheel parts re- placement should also be left to a Yamaha dealer.

  • Page 45: Front And Rear Brake Lever Free Play Adjustment

    Apply the brake and inspect When it is impossible to make the the position of the indicator. If the indi- proper adjustment, ask a Yamaha cator reaches to the wear limit line, ask dealer. a Yamaha dealer to replace the shoes. 6-10...

  • Page 46: Battery

    Batteries produce explosive gases. type battery charger, contact of the battery cells. The battery will Keep sparks, flame, cigarettes etc., your Yamaha dealer. be damaged. away. Ventilate when charging or Always make sure the connec- using in an enclosed space. Always...

  • Page 47: Fuse Replacement

    Install a new the slots on the side panel from the fuse of specified amperage. Turn catches on the tail cowling. on the switches, and see if the electrical device operates. If the fuse immediately blows again, consult a Yamaha dealer. 6-12...

  • Page 48: Troubleshooting

    Specified fuse: 7 A procedure for making checks. If your scooter requires any repair, bring it to a Yamaha dealer. The skilled technicians at a Yamaha dealership have the tools, experience, and know- how to properly service your scooter.

  • Page 49: Troubleshooting Chart

    Remove spark plug and check electrode. Engine doesnÕt start, go to battery Dry. Ask a Yamaha dealer to inspect. check. 4. Battery Engine turns over Battery good. quickly. Engine doesnÕt start, ask a Yamaha Use the electric starter.

  • Page 50: Cleaning And Storage

    CLEANING AND STORAGE EAU01010 EAU01012 EC000111 A. CLEANING 6. Rinse the scooter off immediately CAUTION: with clean water and dry all surfac- Frequent, thorough cleaning of your Excessive hose pressure may cause es with a chamois, clean towel, or scooter will not only enhance its ap- water seepage and deterioration of soft absorbent cloth.

  • Page 51: Storage

    CLEANING AND STORAGE EAU01024 B. STORAGE 5. Tie a plastic bag over the exhaust pipe outlet to prevent moisture Long term storage (60 days or more) of from entering. your scooter will require some preven- 6. If storing in a humid or salt-air at- tive procedures to guard against deteri- mosphere, coat all exposed metal oration.

  • Page 52: Specifications

    Compression ratio 7.2:1 Starting system Electric and kick starter Clutch type Dry, centrifugal automatic Lubrication system Separate lubrication Transmission (Yamaha autolube) Primary reduction system Helical gear Engine oil Primary reduction ratio 3.692 Type YAMALUBE 2-cycle oil or Secondary reduction system...
  • Page 53 SPECIFICATIONS Transmission type V-belt automatic Rear Operation Centrifugal automatic type Type Panel wheel Chassis Rim size J10 ´ 2.15 Frame type Steel tube underbone Brakes Caster angle 26û30¢ Front Trail 72 mm (2.83 in) Type Drum brake Tire Operation Right hand operation Type Tubeless Rear...
  • Page 54 SPECIFICATIONS Electrical Ignition system C.D.I. Generator system C.D.I. magneto Battery Type YT4L-BS apacity 12 V, 3 AH Headlight type Sealed beam Bulb voltage, wattage ´ quantity Headlight 12 V, 25 W/25 W ´ 1 Tail / brake light 12 V, 21 W/5 W ´ 1 Front ßasher light 12 V, 10 W ´...

  • Page 55: Consumer Information

    Record the key identification number, vehicle identification number and mod- el label information in the spaces pro- vided for assistance when ordering spare parts from a Yamaha dealer or for reference in case the vehicle is sto- len. 1. KEY IDENTIFICATION 1.

  • Page 56: Model Label

    Model label The model label is affixed to the loca- tion shown in the figure. Record the in- formation on this label in the space provided. This information will be need- ed to order spare parts from your Yamaha dealer.

  • Page 57: Reporting Safety Defects

    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immedi- ately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying YAMAHA MOTOR CORP. U.S.A.. If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety defect exists in group of vehicles, it may order a recall and remedy campaign.

  • Page 58: Scooter Noise Regulation

    CONSUMER INFORMATION EAU01055 Scooter noise regulation TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED: Federal law prohibits the following acts or the causing thereof: (1) The removal or rendering inoperative by any person other than for purposes of maintenance, repair, or replacement of any device or element of design incorporated into any new ve- hicle for the purpose of noise control prior to its sale or delivery to the ultimate purchaser or while it is in use or (2) the use of the vehicle after such device or element of design has been removed or rendered inoperative by any person.

  • Page 59: Riva Limited Warranty

    YAMAHA MOTOR CORPORATION, U.S.A. RIVA LIMITED WARRANTY Yamaha Motor Corporation, U.S.A. hereby warrants 2. Give notice to an authorized Yamaha Riva dealer YAMAHA MOTOR CORPORATION, U.S.A. MAKES NO that each new Yamaha Riva purchased from an of any and all apparent defects within ten (10) days...
  • Page 60 A. Yes. The remainder of the existing warranty can be transferred upon request. The unit has to be inspected and re-registered by an authorized Yamaha Riva dealer for the policy to remain effective.

  • Page 61: Yamaha Extended Service

    This excellent Y.E.S. plan coverage is only available to dealer to see how comforting uninterrupted factory- Yamaha owners like you, and only while your Yamaha is still backed protection can be. within the Yamaha Limited Warranty period. So visit your authorized Yamaha dealer to get all the facts.
  • Page 62 Y.E.S. costs less within the first 90 days after you buy your Yamaha. See your dealer today! A special note: If visiting your dealer isnÕt convenient, contact Yamaha with your Primary ID number (your frame number). WeÕll be happy to help you get the Y.E.S. coverage you need.
  • Page 63 PROTECT YOUR INVESTMENT Genuine YAMAHA Parts And Accessories See your Authorized YAMAHA Dealer for a Genuine YAMAHA Service Manual. YAMAHA MOTOR CO., LTD. PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 99 · 4 - 0.3 × 1...

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