2008 YAMAHA TTR110 engine

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Page 24 of 78

YAMAHA TTR110 2008  Owners Manual INSTRUMENT AND CONTROL FUNCTIONS
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Fuel tank cap To remove the fuel tank cap, turn it
counterclockwise, and then pull it off.
To install the fuel tank cap, insert it into
the tank opening

Page 25 of 78

YAMAHA TTR110 2008  Owners Manual INSTRUMENT AND CONTROL FUNCTIONS
3-4
3 [(R+M)/2] of 86 or higher, or a research
octane number of 91 or higher. If
knocking (or pinging) occurs, use a
gasoline of a different brand or premi-
um unleade

Page 26 of 78

YAMAHA TTR110 2008  Owners Manual INSTRUMENT AND CONTROL FUNCTIONS
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Fuel cock The fuel cock supplies fuel from the
tank to the carburetor while filtering it al-
so.
The fuel cock has three positions:
OFF
With the lever i

Page 27 of 78

YAMAHA TTR110 2008  Owners Manual INSTRUMENT AND CONTROL FUNCTIONS
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Starter (choke) lever“” Starting a cold engine requires a richer
air-fuel mixture, which is supplied by
the starter (choke).
Move the lever in direc

Page 29 of 78

YAMAHA TTR110 2008  Owners Manual INSTRUMENT AND CONTROL FUNCTIONS
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3
With the engine turned off:
1. Make sure that the engine stop switch is set to “
”.
2. Turn the key to “ON”. 
3. Shift the transmission into gear.
4. Kee

Page 31 of 78

YAMAHA TTR110 2008  Owners Manual PRE-OPERATION CHECKS
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Pre-operation check list 
ITEM CHECKS PAGE
FuelCheck fuel level in fuel tank.
Refuel if necessary.
Check fuel line for leakage.3-3
Engine oilCheck oil level in

Page 32 of 78

YAMAHA TTR110 2008  Owners Manual PRE-OPERATION CHECKS
4-3
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Brake pedalMake sure that operation is smooth.
Lubricate pedal pivoting point if necessary.6-23
Brake leverMake sure that operation is smooth.
Lubricate lever pivoting p

Page 33 of 78

YAMAHA TTR110 2008  Owners Manual OPERATION AND IMPORTANT RIDING POINTS
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WARNING
EWA14620

This model is designed for off-
road use only. Become thor-
oughly familiar with all operat-
ing controls and their functions
be