6
PERIODIC MAINTENANCE AND MINOR REPAIR
6-29
Engine overheatingEWA10400
s s
WARNING
Do not remove the radiator cap when the engine and radiator are hot. Scalding hot fluid and steam may be
blown out under pressure, which could cause serious injury. Be sure to wait until the engine has cooled.
After removing the radiator cap retaining bolt, place a thick rag, like a towel, over the radiator cap, and then
slowly rotate the cap counterclockwise to the detent to allow any residual pressure to escape. When the his-
sing sound has stopped, press down on the cap while turning it counterclockwise, and then remove the cap.
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 NOTE.)
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.
NOTE:
If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended
coolant as soon as possible.
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AAcceleration and deceleration ...................5-2
Adjusting the shock absorber
assemblies .............................................3-13
Adjusting the throttle cable free play .......6-14
Air filter and V-belt case air filter
elements ................................................6-12
Anti-theft alarm (optional) ..........................3-7
BBattery......................................................6-22
Braking .......................................................5-2
CCare............................................................7-1
Cast wheels .............................................6-17
Catalytic converter ...................................3-11
Changing the brake fluid..........................6-19
Checking and lubricating the centerstand
and sidestand ........................................6-20
Checking and lubricating the throttle grip
and cable ...............................................6-19
Checking the brake fluid level .................6-18
Checking the front and rear brake pads..6-17
Checking the front fork ............................6-20
Checking the spark plug ............................6-7
Checking the steering ..............................6-21
Checking the wheel bearings ..................6-22
Controls and instruments ..........................2-3
Coolant.....................................................6-11
Coolant temperature gauge .......................3-4
EEngine break-in ..........................................5-3
Engine oil ...................................................6-8
FFinal transmission oil ...............................6-10Front and rear brake lever free play.........6-17
Front brake lever ........................................3-9
Front storage compartment .....................3-12
Fuel ..........................................................3-10
Fuel gauge .................................................3-4
Fuel tank cap ...........................................3-10
HHandlebar switches ...................................3-8
IIdentification numbers ...............................9-1
Immobilizer system ....................................3-1
Indicators, indicator lights and
warning light ............................................3-3
LLeft view .....................................................2-1
Lubricating the front and rear brake
levers .....................................................6-20
MMain switch/steering lock ..........................3-2
Multi-function display ................................3-5
OOwner’s tool kit ..........................................6-1
PParking .......................................................5-4
Periodic maintenance and lubrication
chart .........................................................6-3
Pre-operation check list .............................4-2
RRear brake lever .........................................3-9
Removing and installing cowlings
and panels ...............................................6-6
Replacing a front turn signal light bulb....6-25
Replacing a headlight bulb ......................6-24
Replacing the auxiliary light bulb .............6-27Replacing the fuses .................................6-23
Replacing the license plate light bulb......6-26
Replacing the tail/brake light bulb or a
rear turn signal light bulb.......................6-25
Right view ..................................................2-2
SSeat ..........................................................3-11
Sidestand .................................................3-13
Speedometer .............................................3-4
Starting a cold engine ................................5-1
Starting off .................................................5-2
Storage.......................................................7-3
Storage compartment ..............................3-12
TTips for reducing fuel consumption ...........5-3
Tires .........................................................6-15
Troubleshooting .......................................6-27
Troubleshooting charts ............................6-28
VValve clearance ........................................6-15
INDEX
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