User manual YAMAHA 20MH SERVICE MANUAL

[. . . ] In addition, the many tips given in this manual will help keep your scooter in the best possible condition. If you have any further questions, do not hesitate to contact your Yamaha dealer. The Yamaha team wishes you many safe and pleasant rides. So, remember to put safety first! IMPORTANT MANUAL INFORMATION EAU34111 Particularly important information is distinguished in this manual by the following notations: t The Safety Alert Symbol means ATTENTION! [. . . ] Periodic inspection, adjustment and lubrication will keep your vehicle in the safest and most efficient condition possible. The most important points of inspection, adjustment, and lubrication are explained on the following pages. The intervals given in the periodic maintenance and lubrication chart should be simply considered as a general guide under normal riding conditions. However, DEPENDING ON THE WEATHER, TERRAIN, GEOGRAPHICAL LOCATION, AND INDIVIDUAL USE, THE MAINTENANCE INTERVALS MAY NEED TO BE SHORTENED. EWA10320 operated in abnormally dusty, muddy or wet conditions, the air filter element should be cleaned or replaced more frequently, otherwise rapid engine wear may result. Consult a Yamaha dealer for proper maintenance intervals. EAU17380 Owner's tool kit 1. Owner's tool kit s WARNING If you are not familiar with maintenance work, have a Yamaha dealer do it for you. EWA10330 The owner's tool kit is located under the seat. (See page 3-13. ) The service information included in this manual and the tools provided in the owner's tool kit are intended to assist you in the performance of preventive maintenance and minor repairs. However, additional tools such as a torque wrench may be necessary to perform certain maintenance work correctly. NOTE: If you do not have the tools or experience required for a particular job, 6-1 s WARNING This scooter is designed for use on paved roads only. If this scooter is PERIODIC MAINTENANCE AND MINOR REPAIR have a Yamaha dealer perform it for you. EWA10350 s WARNING Modifications not approved by Yamaha may cause loss of performance and render the vehicle unsafe for use. Consult a Yamaha dealer before attempting any changes. 6 6-2 PERIODIC MAINTENANCE AND MINOR REPAIR EAU17705 Periodic maintenance and lubrication chart NOTE: q The annual checks must be performed every year, except if a kilometer-based maintenance is performed instead. Throttle grip housing and cable Mufflers and exhaust pipes 6 Lights, signals 27 * and switches EAU18660 NOTE: q The air filter needs more frequent service if you are riding in unusually wet or dusty areas. q Hydraulic brake service · Regularly check and, if necessary, correct the brake fluid level. · Every two years replace the internal components of the brake master cylinder and caliper, and change the brake fluid. · Replace the brake hoses every four years and if cracked or damaged. 6-5 PERIODIC MAINTENANCE AND MINOR REPAIR EAU18712 Removing and installing cowlings and panels The cowlings and panels shown need to be removed to perform some of the maintenance jobs described in this chapter. Refer to this section each time a cowling or panel needs to be removed and installed. EAU18900 To install the cowling 1. Connect the turn signal light lead connectors. Place the cowling in the original position. Install the cowling bolts. EAU18790 EAUM1250 Panel A To remove the panel 1. (See page 3-14. ) Cowling B To remove the cowling Cowling A To remove the cowling 1 1 Screws 6 Screws 1. Disconnect the turn signal light lead connectors, and then take the cowling off. Remove the screws, and then take the cowling off. To install the cowling Place the cowling in the original position, and then install the screws. 2. [. . . ] q Avoid using abrasive polishing compounds as they will wear away the paint. 7 SCOOTER CARE AND STORAGE NOTE: Consult a Yamaha dealer for advice on what products to use. EAU26300 Storage Short-term Always store your scooter in a cool, dry place and, if necessary, protect it against dust with a porous cover. ECA10820 4. 7 CAUTION: q Storing the scooter in a poorly ventilated room or covering it with a tarp, while it is still wet, will allow water and humidity to seep in and cause rust. q To prevent corrosion, avoid damp cellars, stables (because of the presence of ammonia) and areas where strong chemicals are stored. Long-term Before storing your scooter for several months: 1. Follow all the instructions in the "Care" section of this chapter. [. . . ]