2014 YAMAHA MT-09 cooling

FOR YOUR SAFETY – PRE-OPERATION CHECKS
4-1
4
EAU15598
Inspect your vehicle each time you use it to make sure the vehicle is in safe operating condition. Always follow the inspection
and maintenance procedures and schedules described in the Owner’s Manual.
WARNING
EWA11152
Failure to inspect or maintain the vehicle properly increases the possibility of an acci dent or equipment damag e.
Do not operate the vehicle if you fin d any pro blem. If a pro blem cannot be corrected b y the proce dures provi ded in
this manual, have the vehicle inspecte d b y a Yamaha dealer.Before using this vehicle, check the following points:
ITEM CHECKS PAGE
Fuel • Check fuel level in fuel tank.
• Refuel if necessary.
• Check fuel line for leakage.
• Check fuel tank breather hose and overflow hose for obstructions, cracks or
damage, and check hose connections. 3-19, 3-20
En gine oil • Check oil level in engine.
• If necessary, add recommended oil to specified level.
• Check vehicle for oil leakage. 6-9
Coolant • Check coolant level in reservoir.
• If necessary, add recommended coolant to specified level.
• Check cooling system for leakage. 6-11
Front brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 6-20, 6-21
U1RCELE0.book Page 1 Monday, May 12, 2014 8:51 AM

PERIODIC MAINTENANCE AND ADJUSTMENT
6-13
65. Remove the coolant reservoir cap.
6. Drain the coolant from the coolantreservoir by turning it upside
down. 7. Install the coolant reservoir and its
cover by placing them in the origi-
nal position, and then installing the
collars and bolts.
8. Remove the coolant drain bolt and its gasket to drain the cooling sys-
tem.
9. After the coolant is completely drained, thoroughly flush the cool-
ing system with clean tap water.
10. Install the coolant drain bolt and its new gasket, and then tighten
the bolt to the specified torque. 11. Pour the specified amount of the
recommended coolant into the ra-
diator and reservoir.
12. Install the coolant reservoir cap.
13. Install the radiator cap.
14. Start the engine, let it idle for sev- eral minutes, and then turn it off.
15. Remove the radiator cap to check the coolant level in the radiator. If
necessary, add sufficient coolant
until it reaches the top of the radi-
ator, and then install the radiator
cap, radiator cap retainer and ra-
diator cap retaining bolt.
1. Bolt
2. Coolant reservoir cover
3. Coolant reservoir
4. Collar
1. Coolant reservoir cap
1
1
2
4
3
4
1
1. Coolant drain bolt
2. GasketTightenin g torque:
Coolant drain bolt: 10 Nm (1.0 m·kgf, 7.2 ft·lbf)1
2
Antifreeze/water mixture ratio:
1:1
Recommen ded antifreeze:
High-quality ethylene glycol anti-
freeze containing corrosion inhibi-
tors for aluminum engines
Coolant quantity:
Radiator capacity (including all
routes):1.93 L (2.04 US qt, 1.70 Imp.qt)
Coolant reservoir capacity (up to
the maximum level mark): 0.25 L (0.26 US qt, 0.22 Imp.qt)
U1RCELE0.book Page 13 Monday, May 12, 2014 8:51 AM

PERIODIC MAINTENANCE AND ADJUSTMENT
6-14
6
16. Check the coolant level in the res-
ervoir. If necessary, remove the
coolant reservoir cap, add coolant
to the maximum level mark, and
then install the cap.
17. Start the engine, and then check the vehicle for coolant leakage. If
coolant is leaking, have a Yamaha
dealer check the cooling system.
EAU36765
Air filter elementThe air filter element must be replaced
at the intervals specified in the periodic
maintenance and lubrication chart.
Have a Yamaha dealer replace the air
filter element.
EAU44735
Checkin g the en gine i dlin g
spee dCheck the engine idling speed and, if
necessary, have it corrected by a
Yamaha dealer.
Engine i dlin g spee d:
1100–1300 r/min
U1RCELE0.book Page 14 Monday, May 12, 2014 8:51 AM

PERIODIC MAINTENANCE AND ADJUSTMENT
6-45
6En
gine overheatin g
WARNING
EWA10401
Do not remove the ra diator cap when the en gine an d ra diator are hot. Scal din g hot flui d an d steam may be
b lown out un der pressure, which coul d cause serious injury. Be sure to wait until the en gine has coole d.
 After removin g the ra diator cap retainin g b olt, place a thick ra g, like a towel, over the rad iator cap, and then
slowly rotate the cap counterclockwise to the d etent to allow any residual pressure to escape. When the hiss-
in g soun d has stoppe d, press d own on the cap while turnin g it counterclockwise, an d then remove the cap.TIPIf coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool-
ant as soon as possible.
Wait until the
engine has cooled.
Check the coolant level in the
reservoir and radiator.
The coolant level
is OK.The coolant level is low.
Check the cooling system
for leakage.
Have a Yamaha dealer checkand repair the cooling system.Add coolant. (See TIP.)
Start the engine. If the engine overheats again,
have a
Yamaha dealer check
and repair the cooling system.
There is
leakage.
There is
no leakage.
U1RCELE0.book Page 45 Monday, May 12, 2014 8:51 AM