Manual servicio yamaha sr125 ingles

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SR125
SERVICE MANUAL ©1996 by Yamaha Motor Co., Ltd. 1st Edition, September 1996 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd. is expressly prohibited.

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NOTICE
This manual was produced by the Yamaha Motor Company primarily for use by Yamaha dealers and their qualified mechanics. It is not possible toinclude all the knowledge of a mechanic in one manual, so it is assumed that anyone who uses this book to perform maintenance and repairs on Yamaha motorcycle has a basic understanding of the mechanical ideas and the procedures of motorcycle repair. Repairs attempted by anyone without this knowledge are likely to render the motorcycle unsafe and unfit for use. Yamaha Motor Company, Ltd., iscontinually striving to improve all its models. Modifications and significant changes in specifications or procedures will be forwarded to all authorized Yamaha dealers and will appear in future aditions of this manual where applicable. NOTE: Designs and specifications are subject to change without notice.

IMPORTANT INFORMATION
Particularly important information is distinguished in this manual bythe following notations.

The Safety Alert Symbol means ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!

WARNING

Failure to follow WARNING instructions could result in severe injury or death to the motorcycle operator, a bystander or a person inspecting or repairing the motorcycle. A CAUTION indicates special precautions that must be taken to avoid damage to the motorcycle. A NOTE provideskey information to make procedures easier or clearer.

CAUTION:
NOTE:

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HOW TO USE THIS MANUAL
MANUAL ORGANIZATION This manual consists of chapters for the main categories of subjects. (See “Illustrated symbols”) 1st title 1 : This is the title of the chapter with its symbol on the upper right corner of each page.

2nd title 2 : This title indicates the section of the chapterand only appears on the first page of each section. It is located in the upper left corner of the page. 3rd title 3 : This title indicates a sub-section that is followed by step-by-step procedures accompanied by corresponding illustrations. EXPLODED DIAGRAMS To help identify parts and clarify procedure steps, there are exploded diagrams at start of each removal and disassembly section. 1. Aneasy-to-see exploded diagram 4 is provided for disassembly and assembly jobs. 2. Numbers 5 are given in the order of jobs in the exploded diagram. A number that is enclosed by a circle indicates a disassembly step. 3. An explanation of jobs and notes is presented in an easy-to-read way by the use of symbol marks 6 . The meanings of the symbol marks are given on the next page. 4. A job instruction chart7 accompanies the exploded diagram, providing the order of jobs, names of parts, notes in jobs, etc. 5. For jobs requiring more information, the step-by-step format supplements 8 are given in addition to the exploded diagram and the job instruction chart.
2 3

1

4

8 6

6

7

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1

2

ILLUSTRATED SYMBOLS
Illustrated symbols 1 to 9 are designed as thumb tabs toindicate the chapter’s number and content. 1 General information 2 Specifications 3 Periodic inspection and adjustment 4 Engine 5 Carburation 6 Chassis 7 Electrical 8 Troubleshooting

GEN INFO
3

SPEC
4

INSP ADJ
5 6

ENG

CARB
7

CHAS
8

ELEC
9

TRBL SHTG
10

Illustrated symbols 9 to 16 are used to identify the specifications appearing in the text. 9 Possible to maintain withengine mounted
10 Filling fluid 11 Lubricant

11

12

12 Special tool 13 Tightening 14 Wear limit, clearance 15 Engine speed

13

14

16 Ω , V, A

15

16

Illustrated symbols 17 to 22 in the exploded diagrams indicate the types of lubricants and lubrication points.
17 Apply engine oil 19 18 Apply gear oil 19 Apply molybodenum disulfide oil 20 Apply wheel bearing grease 21 Apply...