Yamaha Mt 01 T 2005 Manual

ENGINE
3-16
EAS21010CHECKING THE THROTTLE BODY JOINTS
1. Remove:
Seat
Refer to “GENERAL CHASSIS” on page 4-1.
Fuel tank
Refer to “FUEL TANK” on page 6-1.
Air filter case
Refer to “GENERAL CHASSIS” on page 4-1.
2. Check:
Throttle body joints “1”
Cracks/damage → Replace.
3. Install:
Air filter case
Refer to “GENERAL CHASSIS” on page 4-1.
Fuel tank
Refer to “FUEL TANK” on page 6-1.
Seat
Refer to “GENERAL CHASSIS” on page 4-1.
EAS21030
CHECKING THE FUEL LINE
1. Remove:
Seat
Refer to “GENERAL CHASSIS”...

ENGINE
3-17
Fuel tank
Refer to “FUEL TANK” on page 6-1.
Seat
Refer to “GENERAL CHASSIS” on page 4-1.
EAS21060
CHECKING THE OIL TANK BREATHER 
HOSE
1. Check:
Oil tank breather hose “1”
Cracks/damage → Replace.
Loose connection → Connect properly.
CAUTION:
ECA14930
Make sure the oil tank breather hose is rout-
ed correctly.
EAS21080
CHECKING THE EXHAUST SYSTEM
The following procedure applies to all of the ex-
haust pipes and gaskets.
1. Remove:
Seat
Refer to “GENERAL CHASSIS” on page 4-1.
2. Check:...

ENGINE
3-18
4. Install:
Seat
Refer to “GENERAL CHASSIS” on page 4-1.
EAS21100
ADJUSTING THE EXUP CABLES
1. Remove:
EXUP valve pulley cover “1”
2. Check:
EXUP system operation



 





 
 








 
 



 
 



 



a. Turn the main switch to “ON”.
b. Check that the EXUP valve operates proper-
ly.
NOTE:
Check that the projections “a” on the EXUP 
valve pulley contact the stopper “b” (fully-open 
position) and the stopper “c” (fully-closed posi-
tion).
        
3....

ENGINE
3-19
e. Tighten both locknuts and then slide the rub-
ber cover to its original position.
f. Remove the pin.
g. Turn the main switch to “ON”, check that the 
EXUP valve pulley contacts the stoppers (ful-
ly-open and fully-closed positions), and then 
check that the notch in the EXUP valve pulley 
is aligned with the hole in the EXUP valve 
cover.
        
5. Install:
EXUP valve pulley cover
T R.. 
EXUP valve pulley cover bolt
10 Nm (1.0 m·kg, 7.2 ft·lb)
33
d dc d...

CHASSIS
3-20
EAS21140
CHASSIS
EAS21160
ADJUSTING THE FRONT DISC BRAKE
1. Adjust:
Brake lever position
(distance “a” from the throttle grip to the brake 
lever)
NOTE:
While pushing the brake lever forward, turn the 
adjusting knob “1” until the brake lever is in the 
desired position.
Be sure to align the setting on the adjusting 
knob with the arrow mark “2” on the brake le-
ver.
WARNING
EWA13050
A soft or spongy feeling in the brake lever 
can indicate the presence of air in the brake 
system. Before...

CHASSIS
3-21
WARNING
EW5YU1001
A soft or spongy feeling in the brake pedal 
can indicate the presence of air in the brake 
system. Before the vehicle is operated, the 
air must be removed by bleeding the brake 
system. Air in the brake system will consid-
erably reduce braking performance and 
could result in loss of control and possibly 
an accident. Therefore, check and, if neces-
sary, bleed the brake system.
CAUTION:
EC5YU1024
After adjusting the installed rear master cyl-
inder length, make sure...

CHASSIS
3-22
EAS21260
CHECKING THE REAR BRAKE PADS
The following procedure applies to all of the 
brake pads.
1. Operate the brake.
2. Check:
Rear brake pad
Wear indicator grooves “1” almost disap-
peared → Replace the brake pads as a set.
Refer to “REAR BRAKE” on page 4-31.
EAS21280CHECKING THE FRONT BRAKE HOSES
The following procedure applies to all of the 
brake hoses and brake hose clamps.
1. Check:
Brake hoses “1”
Cracks/damage/wear → Replace.
2. Check:
Brake hose clamps “2”
Loose → Tighten the...

CHASSIS
3-23



 





 
 








 
 



 
 



 



a. Hold the main body “1” of the rear brake light 
switch so that it does not rotate and turn the 
adjusting nut “2” in direction “a” or “b” until the 
rear brake light comes on at the proper time.
        
EAS21360BLEEDING THE HYDRAULIC BRAKE 
SYSTEM
WARNING
EWA13100
Bleed the hydraulic brake system whenever:
the system is disassembled.
a brake hose is loosened, disconnected or 
replaced.
the brake fluid level is...

CHASSIS
3-24
NOTE:
Loosening the bleed screw will release the pres-
sure and cause the brake lever to contact the 
throttle grip or the brake pedal to fully extend.
h. Tighten the bleed screw and then release the 
brake lever or brake pedal.
i. Repeat steps (e) to (h) until all of the air bub-
bles have disappeared from the brake fluid in 
the plastic hose.
j. Tighten the bleed screw to specification.
k. Fill the brake fluid reservoir to the proper level 
with the recommended brake fluid.
Refer to...

CHASSIS
3-25
NOTE:
Measure the drive chain slack 85 mm (3.35 in) 
“b” from the end of the drive chain guide.
3. Adjust:
Drive chain slack



 





 
 








 
 



 
 



 



a. Loosen the wheel axle nut “1”.
b. Loosen both locknuts “2”.
c. Turn both adjusting bolts “3” in direction “a” or 
“b” until the specified drive chain slack is ob-
tained.
NOTE:
To maintain the proper wheel alignment, adjust 
both sides evenly.
Push the rear wheel forward to make sure 
there is no clearance between the...