1998 YAMAHA T105 engine

GIVE SAFETY THE RIGHT OF WAY ...............5
GENERAL NOTE..............................................6
DESCRIPTION ..................................................8
MOTORCYCLE IDENTIFICATION ...................9
Identification numbers record ...................9
Key identification number .......................10
Frame serial number ................................10
Engine serial number ...............................10
CONTROL FUNCTIONS................................11
Main switch ...............................................11
Indicator lights ..........................................12
Instrument panel.......................................13
Handlebar switches ..................................14
Shift pedal .................................................16
Front brake lever .......................................16
Rear brake pedal .......................................17
Fuel tank cap .............................................17
Starter lever 1..........................................18
Kick starter .................................................18Steering lock..............................................19
Seat ............................................................20
Helmet holder ...........................................21
Side cover removal...................................21
PRE-OPERATION CHECKS ...........................22
Fuel .............................................................24
Engine oil ...................................................25
Tires ............................................................26
OPERATION AND IMPORTANT
RIDING POINTS.............................................27
Starting and warming up a
cold engine ................................................28
Starting a warm engine ...........................30
Shifting.......................................................31
To start out and accelerate.......................31
To decelerate .............................................33
Engine break-in .........................................34
Parking .......................................................36
3
EAA30001
CONTENTS
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4
PERIODIC MAINTENANCE AND
MINOR REPAIR..............................................37
Tool kit ........................................................38
Periodic maintenance/lubrication ...........39
Engine oil ...................................................41
Air filter ......................................................44
Throttle cable adjustment ........................46
Carburetor adjustment .............................47
Idle speed adjustment ..............................47
Spark plug inspection ..............................48
Front brake adjustment ............................50
Rear brake adjustment .............................51
Brake light switch adjustment .................52
Checking the brake shoes ........................52
Drive chain slack check ............................53
Drive chain slack adjustment ..................54
Drive chain lubrication .............................56
Brake lever and pedal ...............................57
Center and sidestand ...............................57Front fork inspection ................................58
Battery ........................................................59
Replenishing the battery fluid .................61
Fuse replacement .....................................62
Troubleshooting ........................................63
CLEANING AND STORAGE .........................64
Cleaning .....................................................64
Storage ......................................................64
SPECIFICAITIONS .........................................66
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6
Much can be gained from the correct use and maintenance of a
motorcycle.1
THE CUSTOMERS CAN USE THE FULLEST
POTENTIAL OF YAMAHA MOTORCYCLES
2
A MOTORCYCLE CAN KEEP ITS PERFORMANCE
CAPABILITY FOR A LONGER TIME
Comparison of wear on engine partsWith maintenance
Without
maintenance 100%
Perfect operative
Distance
Engine overhaul, cylinder
(piston, piston ring, cylinder, etc.)
condition
covered (km)
boring, piston ring change, etc.
GENERAL NOTE
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1. KEY IDENTIFICATION NUMBER:
2. FRAME SERIAL NUMBER:
3. ENGINE SERIAL NUMBER:
EAA61101Identification numbers record
Record the key identification number,
frame serial number and engine serial
number in the spaces provided for assis-
tance when ordering spare parts from a
Yamaha dealer for reference in case the ve-
hicle is stolen.
9
EAA60000
MOTORCYCLE IDENTIFICATION
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EAA61400Key identification number
The key identification number is stamped
on the key.
Record this number in the space provided
and use it for reference when obtaining a
new key.EAA60700Frame serial number
The frame serial number is stamped into
the the frame.EAA70001Engine serial number
The engine serial number is stamped into
the crankcase.
10
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Position Function Key removal
EAB00000
CONTROL FUNCTIONS
EAB00100Main switch
The main switch controls the ignition and lighting systems. Its operation is described
below.
11
ON
Electrical circuits are switched on.
The engine can be started.Cannot be removed.
Can be removed.
Can be removed. All electrical circuits are switched off.
The steering is locked and all
electrical circuits are switched off. OFF
LOCK
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Position Function Handlebar switches
Lights switch
Dimmer switch
Turn signal switch
14
1Lights switch2Dimmer switch3Turn signal switch
Position Function
ON
OFF
Headlight, taillight and meter lights
comes on when engine is running.
Headlight, taillight and meter lights
does not come on.
Position Function
&(HI)
% (LO)Turns on the headlight high
beam.
Turns on the headlight low
beam.4
6
OFFTurns on the left flasher.
Turns on the right flasher.
Turns off the flasher.
Push the switch in after it has
returned to center position.
∇
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Horn switch
Start switch
15
4Horn switch5Start switch
Position Function
*
(HORN)The horn sounds when push-
ing the switch.Position Function
START
The starter motor cranks the
engine when pushing the
switch.
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