engine coolant YAMAHA YZF-R1 2000 User Guide

PERIODIC MAINTENANCE AND MINOR REPAIR
6-15
614. Remove the radiator cap to check
the coolant level in the radiator. If
necessary, add sufficient coolant
until it reaches the top of the radia-
tor, and then install the radiator
cap.
15. 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.
16. Start the engine, and then check
the vehicle for coolant leakage. If
coolant is leaking, have a Yamaha
dealer check the cooling system.
17. Install the cowlings and the panel.
EAU03162
Cleaning the air filter element The air filter element should be cleaned
at the intervals specified in the periodic
maintenance and lubrication chart.
Clean the air filter element more fre-
quently if you are riding in unusually
wet or dusty areas.
1. Remove the rider seat. (See page
3-14 for rider seat removal and in-
stallation procedures.)
2. Remove the bolt at the front of the
fuel tank and loosen the bolt at the
rear.3. Lift the front of the fuel tank, and
then tilt it back and away from the
air filter case. (Do not disconnect
the fuel hoses!)1. Bolt (front)
2. Bolt (rear)
E_5jj_Periodic.fm Page 15 Wednesday, February 2, 2000 5:18 PM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-44
6 Engine overheating
EW000070
WARNING
@ l
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.
l
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.
@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. @
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.
E_5jj_Periodic.fm Page 44 Wednesday, February 2, 2000 5:18 PM

10-INDEXAAir filter element, cleaning ...................... 6-15
Anti-theft alarm (optional) .........................3-8BBattery ................................................... 6-33
Brake and clutch levers, checking and
lubricating ............................................ 6-30
Brake fluid, changing ............................. 6-26
Brake fluid level, checking...................... 6-25
Brake lever............................................. 3-11
Brake pedal............................................ 3-11
Brake pedal, lubricating.......................... 6-30
Brake pedal position, adjusting .............. 6-23CCables, checking and lubricating............ 6-29
Carburetors, adjusting............................ 6-17
Care.........................................................7-1
Clutch lever ............................................ 3-10
Clutch lever free play, adjusting ............. 6-22
Controls and instruments .........................2-3
Conversion table ......................................8-5
Coolant .................................................. 6-11
Changing .......................................... 6-13
Checking .......................................... 6-11
Cowlings and panels, removing and
installing ................................................6-5DDrive chain, lubricating ........................... 6-28
Drive chain slack .................................... 6-27
Adjusting .......................................... 6-27
Checking .......................................... 6-27
EEngine break-in ....................................... 5-4
Engine idling speed ............................... 6-17
Engine oil and oil filter cartridge ............... 6-8
Engine, starting a cold ............................. 5-1
Engine, starting a warm ........................... 5-3
EXUP system ........................................ 3-22FFront and rear brake pads, checking ..... 6-24
Front and rear suspension settings ........ 3-21
Front fork, adjusting ............................... 3-16
Front fork, checking ............................... 6-31
Front wheel ........................................... 6-39
Installing........................................... 6-40
Removing......................................... 6-39
Fuel ....................................................... 3-12
Fuel consumption, tips for reducing ......... 5-4
Fuel tank breather hose ......................... 3-13
Fuel tank cap ......................................... 3-11
Fuses, replacing .................................... 6-34HHandlebar switches ................................. 3-9
Dimmer switch ................................... 3-9
Engine stop switch ............................. 3-9
Horn switch ........................................ 3-9
Light switch ........................................ 3-9
Pass switch ........................................ 3-9
Start switch ...................................... 3-10
Turn signal switch .............................. 3-9
Headlight bulb, replacing ....................... 6-35
Helmet holders ...................................... 3-15
IIdentification numbers ..............................9-1
Ignition circuit cut-off system ..................3-23
Indicator lights ..........................................3-2
Coolant temperature warning light ......3-3
Fuel level warning light .......................3-2
High beam indicator light ....................3-2
Neutral indicator light ..........................3-2
Oil level warning light ..........................3-3
Turn signal indicator light ....................3-2KKey identification number .........................9-1LLeft view...................................................2-1
Luggage strap holders ...........................3-22MMain switch/steering lock .........................3-1
Model label ..............................................9-2
Motorcycle, supporting ...........................6-38OOwner’s tool kit ........................................6-1PParking.....................................................5-5
Periodic maintenance and lubrication
chart ......................................................6-2
Pre-operation check list ............................4-1
E_5jjIX.fm Page 1 Wednesday, February 2, 2000 5:20 PM