Page 89 of 110

PERIODIC MAINTENANCE AND MINOR REPAIR
6-44
6 Engine overheating
EW000070
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 hiss-
ing sound has stopped, press down on the cap while turning it counterclockwise, and then remove the cap.
_CT-2AENOTE:@ 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. @
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.
U5PSE0.book Page 44 Thursday, December 13, 2001 4:29 PM
Page 101 of 110
SPECIFICATIONS
8-4
8
Electrical system
Ignition system T.C.I. (digital)
Charging system
Type A.C. magneto
Standard output 14 V, 31.5 A @ 5,000 r/min
Battery
Model GT12B-4
Voltage, capacity 12 V, 10 Ah
Headlight typeQuar tz bulb (halogen)
Bulb voltage, wattage × quantity
Headlight 12 V, 55 W × 2
Auxiliary light 12 V, 5 W × 1
Tail/brake light 12 V, 5/21 W × 2
Turn signal light 12 V, 10 W × 4
Meter lighting 12 V, 2 W × 2
Neutral indicator light 14 V, 1.2 W × 1
High beam indicator light 14 V, 1.4 W × 1
Turn signal indicator light 14 V, 1.2 W × 2
Oil level warning light L.E.D.
Engine trouble warning light 14 V, 1.4 W × 1Fuses
Main fuse 40 A
Headlight fuse 15 A
Signaling system fuse 7.5 A
Ignition fuse 10 A
Parking lighting fuse 5 A
Turn signal and hazard light
fuse 10 A
Backup fuse (odometer and
clock) 5 A
Radiator fan fuse 20 A
Electronic Fuel Injection
System fuse 10 A
U5PSE0.book Page 4 Thursday, December 13, 2001 4:29 PM
Page 106 of 110

10-INDEXAAir filter element, cleaning ...................... 6-16
Anti-theft alarm ........................................3-6BBattery ................................................... 6-33
Brake and clutch levers, checking and
lubricating ............................................ 6-29
Brake and shift pedals, checking and
lubricating ............................................ 6-29
Brake fluid, changing ............................. 6-26
Brake fluid level, checking...................... 6-25
Brake lever...............................................3-8
Brake light switch (rear), adjusting ......... 6-23
Brake pads, checking............................. 6-24
Brake pedal..............................................3-8
Brake pedal position, adjusting .............. 6-23CCables, checking and lubricating............ 6-28
Care.........................................................7-1
Clutch lever ..............................................3-7
Clutch lever free play, adjusting ............. 6-22
Conversion table ......................................8-5
Coolant .................................................. 6-12
Changing .......................................... 6-13
Checking .......................................... 6-12
Coolant temperature gauge .....................3-5
Cowlings and panels, removing and
installing ................................................6-5DDimmer switch .........................................3-6
Drive chain, lubricating ........................... 6-28
Drive chain slack ................................... 6-26
Adjusting .......................................... 6-27
Checking .......................................... 6-26EEngine break-in ....................................... 5-4
Engine oil and oil filter element ................ 6-9
Engine stop switch................................... 3-7
Engine trouble warning light .................... 3-3FFront fork, adjusting ............................... 3-13
Front fork, checking ............................... 6-31
Fuel ......................................................... 3-9
Fuel consumption, tips for reducing ......... 5-4
Fuel level warning symbol ....................... 3-2
Fuel tank breather hose
(Germany only) ................................... 3-10
Fuel tank cap ........................................... 3-9
Fuses, replacing .................................... 6-34HHandlebar switches ................................. 3-6
Hazard switch .......................................... 3-6
Headlight bulb, replacing ....................... 6-35
High beam indicator light ......................... 3-2
Horn switch ............................................. 3-6IIdentification numbers ............................. 9-1
Idling speed, adjusting ........................... 6-17
Ignition circuit cut-off system.................. 3-18
Indicator and warning lights ..................... 3-2
KKey identification number .........................9-1LLight switch ..............................................3-7
Luggage strap holders ...........................3-17MMain switch/steering lock .........................3-1
Model label ..............................................9-2NNeutral indicator light ...............................3-2OOil level warning light ...............................3-3PParking.....................................................5-5
Part locations ...........................................2-1
Pass switch ..............................................3-6
Periodic maintenance and lubrication
chart ......................................................6-2
Pre-operation check list ............................4-1RRear suspension, lubricating ..................6-30SSafety information ....................................1-1
Seat .......................................................3-11
Shifting .....................................................5-3
Shift pedal ................................................3-8
Shift points (for Switzerland only) .............5-3
Shock absorber assembly, adjusting ......3-15
Sidestand ...............................................3-17
U5PSE0.book Page 1 Thursday, December 13, 2001 4:29 PM
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