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EAU10023 Read this manual carefully before operating this vehicle. OWNER’S MANUAL AF115S 20B-F8199-E2...
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EAU46090 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
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EAU10102 Welcome to the Yamaha world of motorcycling! As the owner of the AF115S, 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 EAU10122 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 haz- ards. Obey all safety messages that follow this symbol to avoid possible injury or death.
TABLE OF CONTENTS EAU10210 LOCATION OF IMPORTANT FOR YOUR SAFETY – Adjusting the carburetor ....7-15 LABELS..........1-1 PRE-OPERATION CHECKS ..... 5-1 Adjusting the engine idling speed ........7-16 SAFETY INFORMATION ....2-1 OPERATION AND IMPORTANT Adjusting the throttle grip free Further safe-riding points ....2-5 RIDING POINTS.........
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TABLE OF CONTENTS Replacing a front turn signal light bulb or an auxiliary light bulb ...........7-29 Replacing the tail/brake light bulb or a rear turn signal light bulb ...7-30 Troubleshooting ......7-31 Troubleshooting chart ....7-33 MOTORCYCLE CARE AND STORAGE ..........8-1 Care ..........8-1 Storage ...........8-3 SPECIFICATIONS......9-1 CONSUMER INFORMATION...10-1...
Read and understand all of the labels on your vehicle. They contain important information for safe and proper operation of your vehicle. Never remove any labels from your vehicle. If a label becomes difficult to read or comes off, a replacement label is available from your Yamaha dealer. 1 2 3...
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LOCATION OF IMPORTANT LABELS Starting and warming up Starting and warming up a cold engine a cold engine 1. Turn the starter (choke) on and completely close the throttle. 1. Turn the starter (choke) on and completely close the throttle. 2.
SAFETY INFORMATION EAU10223 EAUU1070 Safe Riding Therefore: Be a Responsible Owner Perform the pre-operation checks each • Wear a brightly colored jacket. As the vehicle’s owner, you are respon- time you use the vehicle to make sure it • Use extra caution when you are sible for the safe and proper operation is in safe operating condition.
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SAFETY INFORMATION ● have become thoroughly famil- • The passenger should always The use of a jacket, substantial iar with the motorcycle and all of hold onto the operator, the seat shoes, trousers, gloves, etc., is ef- its controls. strap or grab bar, if equipped, fective in preventing or reducing ●...
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SAFETY INFORMATION carbon monoxide can collect rapidly ty and handling if the weight distribution as possible and make sure to dis- and you can quickly be overcome and of the motorcycle is changed. To avoid tribute the weight as evenly as unable to save yourself.
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Yamaha accessories, which are avail- performed to your vehicle that change should be kept to a minimum. able only from a Yamaha dealer, have any of the vehicle’s design or operation • Bulky or large accessories may been designed, tested, and approved...
SAFETY INFORMATION ● electric failure could result, which Secure the motorcycle with tie- EAU10373 Further safe-riding points could cause a dangerous loss of downs or suitable straps that are ● Be sure to signal clearly when lights or engine power. attached to solid parts of the mo- making turns.
SAFETY INFORMATION ● Always wear a helmet, gloves, EAUU0030 Helmets trousers (tapered around the cuff Operating this vehicle without an ap- and ankle so they do not flap), and proved motorcycle helmet increases a bright colored jacket. your chances of a severe head injury or ●...
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SAFETY INFORMATION Types of helmets and their usage ● Half-type: use only for riding at low speeds ZAUU0004 ● Full-type: use only for riding at low to mid-range speeds ZAUU0005 ● Full-face-type: use for riding at mid-range to high speeds ZAUU0006...
INSTRUMENT AND CONTROL FUNCTIONS EAU1044P EAUU0061 To lock the steering Main switch The headlight, auxiliary lights, meter lighting and taillight come on automati- cally when the engine is started. EAU10661 All electrical systems are off. The key can be removed. EWA10061 ZAUU0013 WARNING...
INSTRUMENT AND CONTROL FUNCTIONS To unlock the steering EAUU0070 turn the key to the left to open the cov- Keyhole cover To close the keyhole cover ZAUU0014 ZAUU0015 Insert the key and turn it to “OFF”. 1. Ignition key 2. Safety key ZAUU0017 Insert the key head into the keyhole To open the keyhole cover...
EAU11484 Engine trouble warning light “ ” This warning light comes on if a prob- lem is detected in the electrical circuit monitoring the engine. If this occurs, have a Yamaha dealer check the self- diagnosis system.
INSTRUMENT AND CONTROL FUNCTIONS EAU12140 EAU12348 Fuel gauge Handlebar switches EAU12400 Dimmer switch “ ” Left Set this switch to “ ” for the high beam and to “ ” for the low beam. EAU12460 Turn signal switch “ ” To signal a right-hand turn, push this switch to “...
INSTRUMENT AND CONTROL FUNCTIONS EAU12900 EAU12950 EAU37471 Front brake lever Rear brake lever Fuel tank cap ZAUU0022 ZAUU0159 ZAUU0024 1. Front brake lever 1. Rear brake lever 1. Fuel tank cap a. Open. The front brake lever is located on the The rear brake lever is located on the b.
INSTRUMENT AND CONTROL FUNCTIONS EAU13212 other sources of ignition such as Fuel the pilot lights of water heaters and clothes dryers. 2. Do not overfill the fuel tank. Stop filling when the fuel reaches the bottom of the filler tube. Because fuel expands when it heats up, heat from the engine or the sun can cause fuel to spill out of the...
INSTRUMENT AND CONTROL FUNCTIONS ately. If gasoline spills on your skin, Yamaha products can use gasohol EAU13445 Catalytic converters wash with soap and water. If gaso- [E10] Octane 91 or higher. However, This vehicle is equipped with catalytic line spills on your clothing, change when filling with gasohol, cold engine converters in the exhaust system.
INSTRUMENT AND CONTROL FUNCTIONS ECA10701 EAU13590 EAU37650 Starter (choke) lever “ ” Kickstarter NOTICE Use only unleaded gasoline. The use of leaded gasoline will cause unrepairable damage to the catalytic converter. ZAUU0027 ZAUU0028 1. Starter (choke) lever “ ” 1. Kickstarter Starting a cold engine requires a richer If the engine fails to start by pushing the air-fuel mixture, which is supplied by...
INSTRUMENT AND CONTROL FUNCTIONS EAU13891 EAU37481 To release a helmet from a helmet Seat Helmet holders holder Open the seat, remove the helmet from To open the seat the helmet holder, and then close the 1. Insert the key in the lock, and then seat.
INSTRUMENT AND CONTROL FUNCTIONS ● EAU14532 Since the storage compartment EAUT1072 Storage compartment Luggage hook accumulates heat when ex- posed to the sun and/or the en- gine heat, do not store anything susceptible to heat, consum- ables or flammable items inside ●...
• Check vehicle for oil leakage. Final transmission oil • Check vehicle for oil leakage. 7-12 • Check operation. • If soft or spongy, have Yamaha dealer bleed hydraulic system. • Check brake pads for wear. Front brake • Replace if necessary. 7-21 •...
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• Make sure that operation is smooth. • Check throttle grip free play. Throttle grip 7-17, 7-23 • If necessary, have Yamaha dealer adjust throttle grip free play and lubricate cable and grip housing. • Make sure that operation is smooth. Control cables 7-23 •...
OPERATION AND IMPORTANT RIDING POINTS EAU16640 EAU16761 EAU16780 Starting a warm engine Starting off Acceleration and deceleration Follow the same procedure as for start- ing a cold engine with the exception Before starting off, allow the engine to that the starter (choke) is not required warm up.
OPERATION AND IMPORTANT RIDING POINTS EAU16793 EWA10300 EAU16820 Braking Tips for reducing fuel WARNING consumption ● Avoid braking hard or suddenly Front brake Fuel consumption depends largely on (especially when leaning over to your riding style. Consider the following one side), otherwise the scooter tips to reduce fuel consumption: may skid or overturn.
After every hour of operation, stop the Yamaha dealer check the vehicle. engine, and then let it cool for five to ten [ECA10362] minutes. Vary the engine speed from time to time.
Much can be gained from the correct use and maintenance of a motorcycle. 1. THE CUSTOMERS CAN USE THE FULLEST 2. A MOTORCYCLE CAN KEEP ITS PERFORMANCE POTENTIAL OF YAMAHA MOTORCYCLES CAPABILITY FOR A LONGER TIME Comparison of wear on engine parts (piston, piston ring, cylinder, etc.)
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OPERATION AND IMPORTANT RIDING POINTS 3. FUEL COST AND REPAIR EXPENSES CAN BE 4. A MOTORCYCLE CAN DEMAND A HIGH PRICE KEPT TO A MINIMUM WHEN IT IS TRADED IN AS A USED PRODUCT Fuel consumption With maintenance 100% Without maintenance Distance covered (km) Customer’s running cost...
If touching them. If you do not have the tools or experi- you are not familiar with vehicle ser- ence required for a particular job, have vice, have a Yamaha dealer perform a Yamaha dealer perform it for you. service.
● From 20000 km, repeat the maintenance intervals starting from 4000 km. ● Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and techni- cal skills. EAUU1290 Periodic maintenance chart for the emission control system...
PERIODIC MAINTENANCE AND ADJUSTMENT EAUU1280 General maintenance and lubrication chart ODOMETER READING (km) ANNUAL 1000 4000 8000 12000 16000 ITEM CHECK OR MAINTENANCE JOB CHECK 2 months 6 months 10 months 14 months 18 months Air filter element • Replace. Every 16000 km (10000 mi) √...
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PERIODIC MAINTENANCE AND ADJUSTMENT ODOMETER READING (km) ANNUAL 1000 4000 8000 12000 16000 ITEM CHECK OR MAINTENANCE JOB CHECK 2 months 6 months 10 months 14 months 18 months √ √ √ √ √ 12 * Steering bearings • Check bearing play and steering for roughness. •...
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PERIODIC MAINTENANCE AND ADJUSTMENT EAUU0771 ● Air filter • This model’s air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with com- pressed air to avoid damaging it. • The air filter element needs to be replaced more frequently when riding in unusually wet or dusty areas. ●...
PERIODIC MAINTENANCE AND ADJUSTMENT EAU18712 2. Remove the screws, and then pull EAU19281 Removing and installing Panel B the panel off as shown. cowlings and panels To remove the panel Remove the screw, and then pull the panel off as shown. ZAUU0041 1.
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PERIODIC MAINTENANCE AND ADJUSTMENT To install the panel 1. Place the panel in the original po- sition, and then install the screws. 2. Place the grab bar in the original position, and then install the bolts. Tightening torque: Grab bar bolt: 10 Nm (1.0 m·kgf, 7.23 ft·lbf) ZAUU0045 ZAUU0044...
PERIODIC MAINTENANCE AND ADJUSTMENT To install the cowling EAUT1835 Checking the spark plug 1. Align the projections on cowling A The spark plug is an important engine with the slots of cowling B, and component, which is easy to check. then push cowling A into the origi- Since heat and deposits will cause any nal position.
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If the spark plug shows a distinctly dif- ZAUU0703 ferent color, the engine could be oper- 1. Spark plug gap ating improperly. Do not attempt to Spark plug gap: diagnose such problems yourself. In- 0.6–0.7 mm (0.024–0.028 in) stead, have a Yamaha dealer check the vehicle.
PERIODIC MAINTENANCE AND ADJUSTMENT EAUU0343 Engine oil and oil strainer The engine oil level should be checked before each ride. In addition, the oil must be changed and the oil strainer cleaned at the intervals specified in the periodic maintenance and lubrication chart.
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PERIODIC MAINTENANCE AND ADJUSTMENT Make sure that the O-ring is properly seated. Tightening torque: Engine oil drain bolt A: 20 Nm (2.0 m·kgf, 14 ft·lbf) Engine oil drain bolt B: 20 Nm (2.0 m·kgf, 14 ft·lbf) ZAUU0055 ZAUU0056 1. Engine oil drain bolt A 1.
If any leakage is found, have a 8. Start the engine, and then let it idle Yamaha dealer check and repair the for several minutes while checking scooter. In addition, the final transmis- it for oil leakage. If oil is leaking,...
PERIODIC MAINTENANCE AND ADJUSTMENT EAUU1270 3. Replace the air filter element by Tightening torque: Air filter and V-belt case air pulling it out. Final transmission oil drain bolt: filter elements 22 Nm (2.2 m·kgf, 16 ft·lbf) The air filter element should be re- 7.
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6. Check the element for damage Recommended oil: and replace it if necessary. Yamaha foam air filter oil or other 7. Apply oil of the recommended type quality foam air filter oil to the entire surface of the ele- 8.
Cleaning the air filter caps and buretor adjustments should be left to a check hose Yamaha dealer, who has the neces- 1. Check each cap at the bottom left sary professional knowledge and expe- side of the air filter case and the rience.
If the specified idling speed cannot be follows at the intervals specified in the obtained as described above, have a periodic maintenance and lubrication Yamaha dealer make the adjustment. chart. ECAU0040 The engine should be warm before NOTICE making this adjustment.
To prevent this turn the adjusting nut in direction from occurring, the valve clearance (b). must be adjusted by a Yamaha dealer 3. Tighten the locknut. at the intervals specified in the periodic maintenance and lubrication chart.
163 kg (359 lb) nail or glass fragments in it, or if the control. * Total weight of rider, passenger, sidewall is cracked, have a Yamaha ● The tire air pressure must be cargo and accessories dealer replace the tire immediately.
● The wheel rims should be checked edge and experience. model by Yamaha Motor Co., Ltd. for cracks, bends, warpage or oth- ● It is not recommended to patch er damage, and the spokes for a punctured tube.
If proper adjustment cannot be ob- brake lever end. If there is free play, The brake lever free play should mea- tained as described, have a Yamaha have a Yamaha dealer inspect the sure 10.0–20.0 mm (0.39–0.79 in) as dealer make this adjustment.
● When checking the fluid level, To check the brake pad wear, check the wear limit line, have a Yamaha make sure that the top of the mas- the wear indicator grooves. If a brake dealer replace the brake shoes as a...
Have a Yamaha dealer change the The V-belt must be checked and re- seals may deteriorate, causing brake fluid at the intervals specified in placed by a Yamaha dealer at the inter- leakage and poor braking perfor- the TIP after the periodic maintenance vals...
EWA10741 WARNING If the centerstand or sidestand does not move up and down smoothly, have a Yamaha dealer check or re- pair it. Otherwise, the centerstand or sidestand could contact the ground and distract the operator, resulting in a possible loss of control.
If any free be checked at the intervals specified in (Valve Regulated Lead Acid) battery. play can be felt, have a Yamaha the periodic maintenance and lubrica- There is no need to check the electro- dealer check or repair the steering.
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To charge the battery 2. If the battery will be stored for working near batteries. In case Have a Yamaha dealer charge the bat- more than two months, check it at of contact, administer the fol- tery as soon as possible if it seems to least once a month and fully lowing FIRST AID.
3. Turn the key to “ON” and turn on the electrical circuits to check if the devices operate. 1. Do not touch the glass part of the bulb. 4. If the fuse immediately blows again, have a Yamaha dealer check the electrical system. 7-28...
4. Install the cowling. 1. Remove cowling A. (See page 5. Have a Yamaha dealer adjust the 7-7.) headlight beam if necessary. 2. Remove the socket (together with ZAUU0762 the bulb) by turning it counter- 1.
PERIODIC MAINTENANCE AND ADJUSTMENT EAUU1250 4. Remove the burnt-out bulb from Replacing the tail/brake light the socket by pushing it in and bulb or a rear turn signal light turning it counterclockwise. bulb Place the vehicle on the centerstand. Tail/brake light bulb 1.
ECAU0080 self. However, should your motorcycle NOTICE require any repair, take it to a Yamaha If a turn signal light bulb of different dealer, whose skilled technicians have wattage than recommended is used, the necessary tools, experience, and...
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PERIODIC MAINTENANCE AND ADJUSTMENT EWA15141 WARNING When checking the fuel system, do not smoke, and make sure there are no open flames or sparks in the ar- ea, including pilot lights from water heaters or furnaces. Gasoline or gasoline vapors can ignite or ex- plode, causing severe injury or property damage.
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.
MOTORCYCLE CARE AND STORAGE EAU25981 EAUU0405 3. Remove extremely stubborn dirt, ter to clean plastic. However, if Care like oil burnt onto the crankcase, the plastic parts cannot be thor- While the open design of a motorcycle with a degreasing agent and a oughly cleaned with water, di- reveals the attractiveness of the tech- brush, but never apply such prod-...
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MOTORCYCLE CARE AND STORAGE ● For vehicles equipped with a After riding in the rain or near the sea 3. To prevent corrosion, it is recom- windshield: Do not use strong Since sea salt is extremely corrosive mended to apply a corrosion pro- cleaners or hard sponges as carry out the following steps after each tection...
(because c. Install the spark plug cap onto ● Consult a Yamaha dealer for ad- of the presence of ammonia) the spark plug, and then place vice on what products to use.
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MOTORCYCLE CARE AND STORAGE WARNING! To prevent dam- 8. Remove the battery and fully age or injury from sparking, charge it. Store it in a cool, dry make sure to ground the place and charge it once a month. spark plug electrodes while Do not store the battery in an ex- turning engine...
Engine serial number Record the vehicle identification num- ber and engine serial number 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 NUM-...
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