radiator cap YAMAHA MAJESTY 250 2001 Owners Manual

DESCRIPTION
12
3
4
5
6
7
8
9
2-2
9.Passenger seat
10.Rider seat(page 3-11)
11.Air flow louver(page 6-22)
12.Headlight (page 6-34)
13.Radiator14.Battery(page 6-31)
15.Fuse box(page 6-33)
16.Coolant reservoir cap (page 6-19)
17.Coolant level check window (page 6-19)
18.Engine oil filler cap(page 6-15)
10
11
12
13 16 17
1815, 14
9
Right view
5GM-9-E1(No ABS) 9/27/00 2:18 PM Page 13

6-40
PERIODIC MAINTENANCE AND MINOR REPAIR
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2
3
4
56
7
8
9 Engine overheating
EW000070
w8Do 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.
8After 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
hissing 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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8-2
SPECIFICATIONS
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2
3
4
5
6
78
9
Final gear case oil
TypeEngine oil SAE 10W-30
(API SE)
Total amount0.25 L
Radiator capacity
(including all routes)1.4 L
Air filterWet type element
Fuel
TypeRegular unleaded gasoline
Fuel tank capacity12 L
Carburetor
ManufacturerTEIKEI
Model ´ quantityY28V-1E ´ 1
Spark plug
Manufacturer/modelNGK / DR8EA
Spark plug gap0.6Ð0.7 mm
Clutch typeDry, centrifugal automatic
Transmission
Primary reduction systemHelical gear
Primary reduction ratio40/15 (2.666)
Secondary reduction systemHelical gear
Secondary reduction ratio38/15 (2.533)
Transmission typeV-belt automatic
OperationCentrifugal automatic typeChassis
Frame typeSteel tube underbone
Caster angle28¡
Trail103 mm
Tires
Front
TypeTubeless
Size110/90-12 64L
Manufacturer/INOUE / MB67
modelMICHELIN / BOPPER
Rear
TypeTubeless
Size130/70-12 62L
Manufacturer/INOUE / MB67
modelMICHELIN / BOPPER
Maximum load*187 kg
Air pressure (cold tire)
up to 90 kg load*
Front175 kPa (1.75 kg/cm
2, 1.75 bar)
Rear200 kPa (2.00 kg/cm2, 2.00 bar)
90 kg loadÐmaximum load*
Front200 kPa (2.00 kg/cm2, 2.00 bar)
Rear225 kPa (2.25 kg/cm2, 2.25 bar)
* Total weight of rider, passenger, cargo and accessories
5GM-9-E1(No ABS) 9/27/00 2:18 PM Page 93