YAMAHA YBR125 2003 Owner's Manual
Manufacturer: YAMAHA, Model Year: 2003, Model line: YBR125, Model: YAMAHA YBR125 2003Pages: 90, PDF Size: 3.85 MB
Page 21 of 90
The front brake lever is located on the right handlebar. Pull
it toward the handlebar to apply the front brake."The rear brake pedal is on the right side of the motorcycle.
Press down the brake pedal to apply the rear brake.
Front brake lever Rear brake pedal
1. Front brake lever
1. Rear brake pedal
1
The front brake lever is located on the right handlebar. Pull
it toward the handlebar to apply the front brake.
"The rear brake pedal is on the right side of the motorcycle.
Press down the brake pedal to apply the rear brake.
Front brake lever Rear brake pedal
1. Front brake lever
1. Rear brake pedal
1
Page 22 of 90
Fuel tank cap
#TO OPEN:
Insert the key and turn it 1/4 turn clockwise. The lock will
be released and the cap can be opened.
TO CLOSE:
Push the tank cap into position with the key inserted. To
remove the key, turn it counterclockwise to the original
position.
Be sure the cap is properly installed and locked in place
before riding the motorcycle.
WARNING:
Fuel tank cap
#TO OPEN:
Insert the key and turn it 1/4 turn clockwise. The lock will
be released and the cap can be opened.
TO CLOSE:
Push the tank cap into position with the key inserted. To
remove the key, turn it counterclockwise to the original
position.
Be sure the cap is properly installed and locked in place
before riding the motorcycle.
WARNING:
Page 23 of 90
Fuel cock
$
ON
OFF
RES
FUEL
The fuel cock supplies fuel from the tank to the carburetor
while filtering it also.
The fuel cock has three positions:
OFF: With the fuel cock in this position, fuel will not flow.
Always set the fuel cock to this position when the
engine is not running.
ON: With the fuel cock in this position, fuel flows to the carburetor. Set the fuel cock to this position when
starting the engine and while riding.
RES: This indicates reserve. If you run out of fuel while
riding, set the fuel cock to this position.
Fill the tank at the first opportunity. be sure to set
fuel cock back to “ON” after refueling!
Fuel cock
$
ON
OFF
RES
FUEL
The fuel cock supplies fuel from the tank to the carburetor
while filtering it also.
The fuel cock has three positions:
OFF: With the fuel cock in this position, fuel will not flow.
Always set the fuel cock to this position when the
engine is not running.
ON: With the fuel cock in this position, fuel flows to the carburetor. Set the fuel cock to this position when
starting the engine and while riding.
RES: This indicates reserve. If you run out of fuel while
riding, set the fuel cock to this position.
Fill the tank at the first opportunity. be sure to set
fuel cock back to “ON” after refueling!
Page 24 of 90
Starting a cold engine requires a richer air-fuel mixture. A
separate starter circuit supplies the mixture.
Pull the starter knob up to open the circuit for starting. When
the engine has warmed up, push the knob down to close
the circuit.
% Starter lever
1. Starter lever
1
Starting a cold engine requires a richer air-fuel mixture. A
separate starter circuit supplies the mixture.
Pull the starter knob up to open the circuit for starting. When
the engine has warmed up, push the knob down to close
the circuit.
% Starter lever
1. Starter lever
1
Page 25 of 90
1. Push 2. Release 3. Turn
LOCK
OFF (PUSH)
Steering lock
The steering is locked when the main switch is turned to
“LOCK”. To lock the steering, turn the handlebars all the
way to the left. With the key at “OFF” position, push it into
the main switch and release it, turn it counterclockwise to
“LOCK”, and remove the key. To release the lock, turn the
key to “OFF”.
Never turn the key to “LOCK” position when the
motorcycle is moving.
WARNING:
1. Push 2. Release 3. Turn
LOCK
OFF (PUSH)
Steering lock
The steering is locked when the main switch is turned to
“LOCK”. To lock the steering, turn the handlebars all the
way to the left. With the key at “OFF” position, push it into
the main switch and release it, turn it counterclockwise to
“LOCK”, and remove the key. To release the lock, turn the
key to “OFF”.
Never turn the key to “LOCK” position when the
motorcycle is moving.
WARNING:
Page 26 of 90
To remove the seat, remove the side covers (see page 3-
13), then remove the bolts and release the lobe from the
rear portion of the frame.
To reinstall the seat, insert the lobe into the receptacle on
the frame, then tighten the bolts.
Reinstall the side covers. Seat
1. Tornillo
1
To remove the seat, remove the side covers (see page 3-
13), then remove the bolts and release the lobe from the
rear portion of the frame.
To reinstall the seat, insert the lobe into the receptacle on
the frame, then tighten the bolts.
Reinstall the side covers. Seat
1. Tornillo
1
Page 27 of 90
Insert the key and turn it 1/4 clockwise. Pull the cover
towards yourself to release the fitting pin, and then, pull it
forward .
To reinstall, reverse the removal procedures.
Remove the key nad then pull the cover towards yourself
to release the fitting pin, and then, pull it forward .
To reinstall, reverse the removal procedures.
Side covers
1. Pull 2. Pull forward 1. Pull 2. Pull forward
Insert the key and turn it 1/4 clockwise. Pull the cover
towards yourself
to release the fitting pin, and then, pull it
forward .
To reinstall, reverse the removal procedures.
Remove the key nad then pull the cover towards yourself
to release the fitting pin, and then, pull it forward .
To reinstall, reverse the removal procedures.
Side covers
1. Pull 2. Pull forward 1. Pull 2. Pull forward
Page 28 of 90
Rear shock absorber adjustment
1. Spring preload adjusting ring 2.Position indicator
Each shock absorber is equipped with a spring preload
adjusting ring. Adjust spring preload as follows.
Turn the adjusting ring in direction to increase spring
preload and in direction to decrease spring preload. Make
sure that the appropriate notch in the adjusting ring is aligned
with the position indicator on the rear shock absorber.
Always adjust each shock absorber to the same setting.
Uneven adjustment can cause poor handling and loss of
stability.
1234
56
7 Adjusting
position
SoftStandard
Hard
CAUTION:
Rear shock absorber adjustment
1. Spring preload adjusting ring 2.Position indicator
Each shock absorber is equipped with a spring preload
adjusting ring. Adjust spring preload as follows.
Turn the adjusting ring in direction to increase spring
preload and in direction to decrease spring preload. Make
sure that the appropriate notch in the adjusting ring is aligned
with the position indicator on the rear shock absorber.
Always adjust each shock absorber to the same setting.
Uneven adjustment can cause poor handling and loss of
stability.
1234
56
7 Adjusting
position
SoftStandard
Hard
CAUTION:
Page 29 of 90
If improper operation is noted, consult a Yamaha dealer
or other qualified mechanic immediately.
↓
↓ ↓
↓
↓
↓
↓ ↓
↓
↓↓
↓ ↓
↓
↓
Clutch switch operation check
Check the operation of the clutch switch against the
information below.
↓
↓ ↓
↓
↓
TURN MAIN SWITCH TO “ON” AND
ENGINE STOP SWITCH TO “ ”.
TRANSMISSION IS IN GEAR.
PULL IN CLUTCH LEVER AND PUSH STARTER SWITCH.
ENGINE WILL START
CLUTCH SWITCH IS OK
WARNING:
If improper operation is noted, consult a Yamaha dealer
or other qualified mechanic immediately.
↓
↓ ↓
↓
↓
↓
↓ ↓
↓
↓↓
↓ ↓
↓
↓
Clutch switch operation check
Check the operation of the clutch switch against the
information below.
↓
↓ ↓
↓
↓
TURN MAIN SWITCH TO “ON” AND
ENGINE STOP SWITCH TO “ ”.
TRANSMISSION IS IN GEAR.
PULL IN CLUTCH LEVER AND PUSH STARTER SWITCH.
ENGINE WILL START
CLUTCH SWITCH IS OK
WARNING:
Page 30 of 90
PRE-OPERATION CHECKS
Before using this motorcycle, check the following points:
ITEM ROUTINE
PAGE
Front brake
Check operation, condition and free play.
Adjust if necessary
Clutch
Throttle grip / cableCheck for smooth operation.
Lubricate / Adjust if necessary
Check oil level / add oil as necessary
Engine oil
Drive chainCheck chain slack and condition. Lubricate if necessary
Adjust if necessary.
Air filter
Control and meter cableCheck tire pressure, wear, damage and spoke tightness
Check for smooth operation.
Lubricate if necessary4-3 ~ 4-4
6-16 ~ 6-20
4-8 , 6-14 , 6-24
4-4 , 6-6 , 6-9
6-21 ~ 6-23
6-10 ~ 6-11
4-5 ~ 4-8 , 6-26
6-23 Check operation, condition and free play.
Adjust if necessary
Wheels / Tires
Clean and oil it frequently.4-8 , 6-20 Rear brakeCheck operation, free play, fluid level and fluid leakage.
Top-up with DOT #4 (or DOT #3) brake fluid if necessary.
PRE-OPERATION CHECKS
Before using this motorcycle, check the following points:
ITEM ROUTINE
PAGE
Front brake
Check operation, condition and free play.
Adjust if necessary
Clutch
Throttle grip / cableCheck for smooth operation.
Lubricate / Adjust if necessary
Check oil level / add oil as necessary
Engine oil
Drive chainCheck chain slack and condition. Lubricate if necessary
Adjust if necessary.
Air filter
Control and meter cableCheck tire pressure, wear, damage and spoke tightness
Check for smooth operation.
Lubricate if necessary4-3 ~ 4-4
6-16 ~ 6-20
4-8 , 6-14 , 6-24
4-4 , 6-6 , 6-9
6-21 ~ 6-23
6-10 ~ 6-11
4-5 ~ 4-8 , 6-26
6-23 Check operation, condition and free play.
Adjust if necessary
Wheels / Tires
Clean and oil it frequently.4-8 , 6-20 Rear brakeCheck operation, free play, fluid level and fluid leakage.
Top-up with DOT #4 (or DOT #3) brake fluid if necessary.