lock YAMAHA AEROX50 2008 User Guide

PERIODIC MAINTENANCE AND MINOR REPAIR
6-24
6 Engine overheating
WARNING
EWA10400


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 hissingsound has stopped, press down on the cap while turning it counterclockwise, and then remove the cap.
NOTE:If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended coolantas 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 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.

INDEX
AAcceleration and deceleration ................ 5-2
Air filter element, cleaning ...................... 6-9BBattery .................................................. 6-18
Brake fluid, changing ............................ 6-15
Brake fluid level, checking .................... 6-15
Brake lever, front .................................... 3-5
Brake lever, rear ..................................... 3-5
Brake levers, lubricating ....................... 6-16
Braking ................................................... 5-3CCarburetor,adjusting ............................. 6-10
Care ........................................................ 7-1
Catalytic converter .................................. 3-7
Centerstand, checking and
lubricating ........................................... 6-16
Coolant ................................................... 6-8
Coolant temperature warning light.......... 3-2
Cowling and panel, removing and
installing ............................................... 6-5DDimmer switch ........................................ 3-4EEngine break-in ...................................... 5-4FFinal transmission oil .............................. 6-7
Front and rear brake lever free play,
checking ............................................. 6-13
Front and rear brake pads, checking .... 6-14
Front fork, checking .............................. 6-17
Fuel......................................................... 3-6
Fuel consumption, tips for reducing........ 5-3
Fuel gauge.............................................. 3-4Fuel tank cap........................................... 3-5
Fuse, replacing...................................... 6-20
HHandlebar switches ................................. 3-4
Headlight bulb, replacing....................... 6-21
High beam indicator light......................... 3-2
Horn switch ............................................. 3-4IIdentification numbers ............................. 9-1
Indicator and warning lights .................... 3-2KKey identification number ........................ 9-1
Kickstarter ............................................... 3-8MMain switch/steering lock ........................ 3-1
Model label .............................................. 9-2OOil level warning light .............................. 3-2PParking ....................................................5-4
Part locations .......................................... 2-1
Periodic maintenance and lubrication
chart ......................................................6-2
Pre-operation check list........................... 4-2RRider seat ................................................ 3-8SSafe-riding points .................................... 1-4
Safety information ...................................1-1
Shock absorber assembly, adjusting
(Depends on models).......................... 3-10
Spark plug, checking ...............................6-6
Specifications .......................................... 8-1
Speedometer unit .................................... 3-3Starting off .............................................. 5-2
Starting the engine.................................. 5-1
Start switch ............................................. 3-4
Steering, checking ................................ 6-17
Storage ................................................... 7-3
Storage compartment A .......................... 3-9
Storage compartment B ........................ 3-10
TTachometer (Depends on models) ......... 3-3
Tail/brake light bulb, replacing .............. 6-21
Throttle cable free play, checking ......... 6-11
Throttle grip and cable, checking and
lubricating ........................................... 6-16
Tires ...................................................... 6-11
Troubleshooting .................................... 6-22
Troubleshooting charts ......................... 6-23
Turn signal indicator light ........................ 3-2
Turn signal light bulb, replacing ............ 6-22
Turn signal switch ................................... 3-4
Two-stroke engine oil.............................. 3-8
Two-stroke engine oil tank ...................... 3-7VVehicle identification number .................. 9-1WWheel bearings, checking..................... 6-18
Wheels .................................................. 6-13