fuel YAMAHA DT125R 2000 Owners Manual

EAU00009
TABLE OF CONTENTS
1
2
3
4
5
6
7
8
9 GIVE SAFETY THE RIGHT OF WAY..................1-1
DESCRIPTION....................................................2-1
Left view............................................................2-1
Right view.........................................................2-2
Controls/Instruments.........................................2-3
INSTRUMENT AND CONTROL FUNCTIONS....3-1
Main switch.......................................................3-1
Indicator lights...................................................3-1
Oil level indicator circuit check..........................3-2
Speedometer....................................................3-3
Tachometer.......................................................3-3
Engine temperature gauge...............................3-4
Handlebar switches..........................................3-4
Clutch lever.......................................................3-5
Shift pedal.........................................................3-5
Front brake lever...............................................3-6
Rear brake pedal..............................................3-6
Fuel tank cap....................................................3-6
Fuel (except for Switzerland and Austria).........3-7
Fuel (for Switzerland and Austria)....................3-7
Catalyzer (for Switzerland and Austria)............3-8
Two-stroke engine oil........................................3-9
Fuel cock..........................................................3-9
Starter (choke) Ò
1Ó.........................................3-10Kick starter......................................................3-11
Steering lock...................................................3-11
Seat................................................................3-12
Helmet holder.................................................3-12
Rear shock absorber adjustment....................3-13
Rear carrier.....................................................3-14
Note on handling of the Yamaha Energy
Induction System (Y.E.I.S.).............................3-14
Y.P.V.S.
(Yamaha Power Valve System)......................3-15
Sidestand........................................................3-15
Sidestand switch operation check..................3-16
PRE-OPERATION CHECKS...............................4-1
Pre-operation check list....................................4-1
OPERATION AND IMPORTANT RIDING
POINTS................................................................5-1
Starting the engine............................................5-1
Starting a warm engine.....................................5-3
Shifting..............................................................5-4
Recommended shift points
(for Switzerland only)........................................5-4
Tips for reducing fuel consumption...................5-5
Engine break-in.................................................5-5
Parking..............................................................5-6
123
45
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EAU00026
DESCRIPTION
12
3
4
5
6
7
8
9
2-1
1
23 4 5 6
7 8
9 10
Left view1.Headlight (page 6-33)
2.Radiator cap (page 6-13)
3.Fuel cock (page 3-9)
4.Air filter (page 6-15)
5.Coolant reservoir tank (page 6-13)
6.Helmet holder (page 3-12)7.Starter (choke) (page 3-10)
8.Shift pedal (page 3-5, 5-4)
9.Y.E.I.S. (page 3-14)
10.Y.P.V.S. (page 3-15)
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12
3
4
5
6
7
8
9
DESCRIPTION
2-3
16.Clutch lever (page 3-5, 6-21)
17.Left handlebar switches (page 3-4)
18.Speedometer (page 3-3)
19.Coolant temperature gauge (page 3-4)
20.Tachometer (page 3-3)21.Right handlebar switches (page 3-5)
22.Front brake lever (page 3-6, 6-27)
23.Throttle grip (page 6-17, 6-27)
24.Fuel tank cap (page 3-6)
25.Main switch (page 3-1)
16171819202122
23 24 25
Controls/Instruments
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3-3
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
1
2
1.Tachometer
2.Red zone
EAU00102
TachometerThis model is equipped with a
tachometer so the rider can monitor
the engine speed and keep it within
the ideal power range.
EC000003
cCDo not operate in the red zone.
Red zone: 10,500 r/min and above
4
2
3
1
EAU01087
SpeedometerThe speedometer shows riding
speed. This speedometer is equipped
with an odometer and trip odometer.
The trip odometer can be reset to Ò0Ó
with the reset knob. Use the trip
odometer to estimate how far you
can ride on a tank of fuel. This infor-
mation will enable you to plan fuel
stops in the future.1.Speedometer
2.Odometer
3.Trip odometer
4.Reset knob
NOTE:
(for German model equipped with
speed limiter only)
This motorcycle is equipped with a
speed limiter which prevents it from
exceeding a top speed of
80 km/h.
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3-6
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
1
1.Front brake lever
EAU00158
Front brake leverThe front brake lever is located on
the right handlebar. Pull it toward the
handlebar to apply the front brake.
1
1.Rear brake pedal
EAU00162
Rear brake pedalThe rear brake pedal is on the right
side of the motorcycle. Press down
on the brake pedal to apply the rear
brake.
31
2
EAU00177
Fuel tank capTo open
Insert the key and turn it 1/4 turn
counterclockwise. Turn the cap 1/3
turn counterclockwise and remove it
from the tank.
To close
Put the cap in the filler neck and turn
it 1/3 turn clockwise. Lock the cap by
turning the key 1/4 turn clockwise,
and remove the key.1.Fuel tank cap
2.Unlock
3.Open
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3-7
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
NOTE:
The tank cap cannot be reinstalled
unless it is unlocked. The key must
remain in the cap until the cap is
properly installed and locked onto the
fuel tank.
EW000023
wBe sure the cap is properly
installed and locked in place
before riding the motorcycle.
21
1.Filler tube
2.Fuel level
EAU01183
Fuel(except for Switzerland and
Austria)
Make sure there is sufficient fuel in
the tank. Fill the fuel tank to the bot-
tom of the filler tube as shown in the
illustration.
EW000130
wDo not overfill the fuel tank. Avoid
spilling fuel on the hot engine. Do
not fill the fuel tank above the bot-
tom of the filler tube or it may
overflow when the fuel heats up
later and expands.
2
1 3 4
1.Filler tube
2.Filling nozzle
3.Leaf valve
4.Fuel level
EAU01184
Fuel(for Switzerland and Austria)
Make sure there is sufficient fuel in
the tank. When refueling, be sure to
insert the filling nozzle into the filler
hole and fill the tank to the bottom of
the filler tube as shown in the illustra-
tion.
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3-8
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
EW000130
wDo not overfill the fuel tank. Avoid
spilling fuel on the hot engine. Do
not fill the fuel tank above the bot-
tom of the filler tube or it may
overflow when the fuel heats up
later and expands.
EAU00185
cCAlways wipe off spilled fuel imme-
diately with a dry and clean soft
cloth. Fuel may deteriorate painted
surfaces or plastic parts.
EAU00191
NOTE:
If knocking or pinging occurs, use a
different brand of gasoline or higher
octane grade.
EAU01084
Catalyzer(for Switzerland and Austria)
This motorcycle is equipped with a
catalytic converter in the exhaust
chamber.
EW000128
wThe exhaust system is hot during
and directly after engine operation.
Make sure the exhaust system has
cooled down before making any
adjustment to or lubricating the
motorcycle.
Recommended fuel:
Regular unleaded gasoline
with a research octane
number of 91 or higher.
Fuel tank capacity:
Total:
10.0 L
Reserve:
1.8 L
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3-9
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
EC000114
cCThe following must be observed to
prevent a fire hazard or other dam-
ages.
8 8
Use only unleaded gasoline.
Use of leaded gasoline will
cause unrepairable damage to
the catalytic converter.
8 8
Never park this motorcycle in
an area that would cause a fire
hazard such as grass or other
materials that may easily burn.
8 8
Do not allow the engine to idle
for very long.
EAU03050
Fuel cockThe fuel cock supplies fuel from the
tank to the carburetor while filtering it
also.
The fuel cock has three positions:
OFF
With the lever in this position, fuel will
not flow. Always return the lever to
this position when the engine is not
running.
RES
ONFUEL
OFF
1
1.Arrow mark positioned ÒOFFÓ
EAU02956
Two-stroke engine oilMake sure there is sufficient two-
stroke engine oil in the oil tank. Add
the recommended oil as necessary.
21
1.Oil tank cap
2.Stopper
Recommended oil:
Yamalube 2 or 2-stroke
engine oil (JASO FC grade or
ISO EG-C, EG-D grade)
Oil quantity:
1.2 L
OFF: closed position
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3-10
INSTRUMENT AND CONTROL FUNCTIONS
1
23
4
5
6
7
8
9
ON
FUEL
RES
OFF
1
ON
1.Arrow mark positioned ÒONÓON
With the lever in this position, fuel
flows to the carburetor. Normal riding
is done with the lever in this position.ON: normal position
a
b
1
RES
This indicates reserve. If you run out
of fuel while riding, move the lever to
this position. Fill the tank at the first
opportunity. Be sure to set the lever
back to ÒONÓ after refueling!
EAU02976
Starter (choke) Ò1ÓStarting a cold engine requires a rich-
er air-fuel mixture. A separate starter
circuit supplies this mixture.
Move in direction ato turn on the
starter (choke).
Move in direction bto turn off the
starter (choke).1.Starter (choke) Ò1Ó
OFF
ONFUEL RES
1
RES
1.Arrow mark positioned ÒRESÓRES: reserve position
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4-2
PRE-OPERATION CHECKS
1
2
34
5
6
7
8
9
ITEMCHECKSPAGE
Brake and shift pedal shafts9Check for smooth operation.
6-28 9Lubricate if necessary.
Brake and clutch lever pivots9Check for smooth operation.
9Lubricate if necessary.
Sidestand pivot9Check for smooth operation.
6-29
9Lubricate if necessary.
Chassis fasteners9Make sure that all nuts, bolts and screws are properly tightened.
Ñ
9Tighten if necessary.
Fuel tank9Check fuel level.
3-6 ~ 3-8
9Fill with fuel if necessary.
Lights, signals and
9Check for proper operation.6-33 ~ 6-35
switches
Battery9Check fluid level.
6-31 ~ 6-32
9Fill with distilled water if necessary.
NOTE:
Pre-operation checks should be made each time the motorcycle is used. Such an inspection can be accomplished in a
very short time; and the added safety it assures is more than worth the time involved.wIf any item in the Pre-Operation Check is not working properly, have it inspected and repaired before operating
the motorcycle.
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