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YAMAHA MOTOR CO., LTD.

2500 SHINGAI IWATA SHIZUOKA JAPAN

Содержание YFM125S

Страница 1: ...YFM125S3FA AE2 SUPPLEMENTARY SERVICE MANUAL...

Страница 2: ......

Страница 3: ...e this Supplementary Service Manual together with the following manual YFA1W SERVICE MANUAL 3FA ME1 YFA1 P 2002 SUPPLEMENTARY SERVICE MANUAL 3FA AE1 YFM125S SUPPLEMENTARY SERVICE MANUAL 2004 by Yamaha...

Страница 4: ...ons and sig nificant changes in specifications or procedures will be forwarded to all authorized Yamaha dealers and will appear in future editions of this manual where applicable NOTE _ Designs and sp...

Страница 5: ...arts and clarify procedure steps there are exploded diagrams at the start of each removal and disassembly section 1 An easy to see exploded diagram 4 is provided for removal and disassembly jobs 2 Num...

Страница 6: ...arance D Engine speed E V A Illustrated symbols F to L in the exploded diagrams indicate the types of lubricants and lubrication points F Apply engine oil G Apply gear oil H Apply molybdenum disulfide...

Страница 7: ...BUMPER AND CENTER COVER 17 FRONT GRILL ASSEMBLY AND FRONT FENDER 19 REAR CARRIER AND REAR FENDER 20 ELECTRICAL 22 ADJUSTING THE HEADLIGHT BEAMS 22 REPLACING A HEADLIGHT BULB 22 ELECTRICAL 24 IGNITION...

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Страница 9: ...kg 220 lb Fuel Type Regular unleaded gasoline only for CDN and Europe Unleaded gasoline only for Oceania Fuel tank capacity 7 6 L 1 67 Imp gal 2 01 US gal Reserve amount 1 3 L 0 28 Imp gal 0 34 US gal...

Страница 10: ...1 1 1 Pilot screw P S 2 and 1 2 turns out for Europe and Oceania Valve seat size V S 1 8 Starter jet G S 45 Fuel level F L 3 5 4 5 mm 0 14 0 18 in With special tool Engine idling speed 1 650 1 750 r...

Страница 11: ...Semi conductor short circuit type No load regulated voltage DC 14 0 15 0 V Rectifier capacity 14 0 A Withstand voltage 200 V Electric starting system Type Constant mesh Starter motor Model manufacture...

Страница 12: ...el tank breather hose 7 Horn switch lead for Europe 8 Horn switch for Europe 9 Headlight lead left 0 Headlight lead right A Neutral reverse indicator light lead B Main switch lead C Coupler cover D St...

Страница 13: ...dlebar switch lead and horn switch lead with two plas tic bands for Europe Do not pull the wire harness after fastening it When installing the front fender do not pinch the coupler cover Pass the lead...

Страница 14: ...s 8 Front brake switch lead Pass the front brake cable and rear brake cable through the cable guide for CDN and Oceania Pass the front brake cable rear brake cable and horn switch lead through the cab...

Страница 15: ...able Put the cover on the couplers and then fasten a plastic band around the middle of the cover Route the rear brake switch lead and the handle bar switch lead behind the throttle cable and the rear...

Страница 16: ...rn lead for Europe 8 Horn for Europe 9 Starter motor lead 0 A C magneto lead A Starter motor Fasten the wire harness starter motor lead and transmission case breather hose to the frame with a plastic...

Страница 17: ...ender Do not leave any slack in the main switch lead and wire har ness under the front fender Face the end of the transmission case breather hose down Fasten the wire harness starter motor lead and re...

Страница 18: ...he plastic band should be toward the rear of the vehicle facing inward Fasten the starter motor lead and A C magneto lead with a plastic locking tie Fasten the A C magneto lead with the holders Route...

Страница 19: ...tarting circuit cut off relay 5 Starter relay 6 Positive battery lead 7 Negative battery lead 8 Transmission case breather hose 9 Reverse switch 0 Neutral switch lead A Reverse switch lead B Starter m...

Страница 20: ...harness with the front end of the frame support as shown Route the fuel overflow hose in front of the trans mission case breather hose Install both the holder and the negative battery lead terminal t...

Страница 21: ...battery lead neutral switch lead reverse switch lead and starter motor lead to the frame with a plastic band The end of the plastic band should be toward the rear of the vehicle facing inward 60 mm 2...

Страница 22: ...e rear brake cable to the outside of the frame Place the end of the fuel tank breather hose in the rubber fuel overflow tray Pass the fuel tank breather hose through the hole in the handlebar cover Ro...

Страница 23: ...ad 4 Wire harness 5 Transmission case breather hose 6 Ignition coil 7 Negative battery leads 8 Positive battery lead 9 Air vent hose 0 Crankcase breather hose A Starter cable B Starting circuit cut of...

Страница 24: ...me Pass the air vent hose through the hole in the fuel tank from the top The end of the air vent hose should extend 15 20 mm 0 59 0 79 in from the hole Do not kink the air vent hose Pass the crankcase...

Страница 25: ...23 Nm 2 3 m kg 17 ft Ib T R 23 Nm 2 3 m kg 17 ft Ib 4 3 2 1 7 5 6 4 Order Job Part Q ty Remarks Removing the seat front carrier front bumper and center cover Remove the parts in the order listed 1 Sea...

Страница 26: ...2 ft Ib T R 23 Nm 2 3 m kg 17 ft Ib T R 23 Nm 2 3 m kg 17 ft Ib T R 23 Nm 2 3 m kg 17 ft Ib 4 3 2 1 7 5 6 4 Order Job Part Q ty Remarks 7 Center cover 1 NOTE Install the fuel tank cap after removing t...

Страница 27: ...t grill assembly and front fender Remove the parts in the order listed Seat center cover Refer to SEAT FRONT CARRIER FRONT BUMPER AND CENTER COVER 1 Main switch coupler 1 Disconnect 2 Headlight couple...

Страница 28: ...er and rear fender Remove the parts in the order listed Seat center cover Refer to SEAT FRONT CARRIER FRONT BUMPER AND CENTER COVER Front grill assembly front fender Refer to FRONT GRILL ASSEMBLY AND...

Страница 29: ...7 ft Ib 3 4 4 4 9 8 2 5 1 4 7 6 Order Job Part Q ty Remarks 5 Battery 1 6 Carburetor joint clamp screw 1 Loosen 7 Crankcase breather hose 1 Disconnect 8 Air filter case 1 9 Rear fender 1 For installat...

Страница 30: ...G THE HEADLIGHT BEAMS 1 Adjust headlight beam vertically a Turn the adjusting screw 1 in direction a or b Direction a Headlight beam is raised Direction b Headlight beam is lowered b 1 a EBS00124 REPL...

Страница 31: ...your hands away from the bulb while it is on since it will be hot Do not touch the bulb until it cools down 4 Install bulb CAUTION _ Avoid touching the glass part of the bulb Keep it free from oil oth...

Страница 32: ...Sb R B Br R W B B R R R R B B G Y B G Y B Y G B Y G B Y G B R B L Br R W G Y B Br B Y L Y 1 2 3 5 6 8 7 0 A Br Sb F H G Y Br G L G W B G I K J L M N N OFF ON O Br R GRAY 4 B C L L L D G W B B Br Y E 9...

Страница 33: ...R B Br L R W W W W B R L R B R W Br W R BLACK R W BLACK R Br Br G Y Y B G Y Br B GRAY Y Br GRAY B B R W L W R W L W L W L W Sb R B Br R W B B R R R R B B Y G B R B L Br R W G Y B Br B Y 1 2 3 5 6 8 7...

Страница 34: ...G W R B B O G Y R W L W R W L W B B L W L W Sb R B Br R W B B R R R R B B G Y B G Y B Y G B Y G B Y G B R B L Br R W G Y B Br B Y L Y 1 2 3 5 6 8 7 0 A Br Sb F H G Y Br G L G W B G I K J L M N N OFF...

Страница 35: ...Check the fuse for continuity Refer to CHECKING THE SWITCH Manual No 3FA AE1 Is the fuse OK Replace the fuse 2 Battery Check the condition of the battery Refer to BATTERY INSPECTION in chapter 3 Manua...

Страница 36: ...em s wiring Refer to WIRING DIAGRAM Is the lighting system s wiring properly connected and without defects Check the condition of each of the lighting system s circuits Refer to LIGHTING SYSTEM in cha...

Страница 37: ...L W B B L W L W Sb R B Br R W B B R R R R B B G Y B G Y B Y G B Y G B Y G B R B L Br R W G Y B Br B Y L Y 1 2 3 5 6 8 7 0 A Br Sb F H G Y Br G L G W B G I K J L M N N OFF ON O Br R GRAY 4 B C L L L D...

Страница 38: ...minal as shown Positive tester probe pink 1 Negative tester probe ground Set the main switch to ON Push the horn switch Measure the voltage DC 12 V of pink at the horn terminal Is the voltage within s...

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Страница 40: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN...

Страница 41: ...G B Br Br B P Br P P B B B Y B B G Br Br G L Sb Sb G L R W R W Br G L 1 A C magneto 2 Rectifier regulator 3 Main switch 4 Fuse 5 Battery 6 Starter relay 7 Starter motor 8 Starting circuit cut off rel...

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