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KTM 250 SX 2003 User Manual

KTM 250 SX 2003
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ENGLISH
12
Starting when the engine is cold
1 Open fuel tap
2 Put the gear in neutral
3 Activate cold-starting aid (choke)
4 Leave throttle closed or open it no more than
1
/
3
and kick down kickstar-
ter vigorously all the way.
WARNING
–F
OR STARTING ALWAYS PUT ON YOUR MOTORCYCLE BOOTS TO AVOID INJURIES. YOU
COULD SLIP OFF THE KICKSTARTER OR THE MOTOR COULD KICK BACK AND FLING YOUR
FOOT UPWARDS
.
–F
ORCEFULLY KICK THE KICKSTARTER DOWN THE WHOLE WAY AND DO NOT OPEN THE
THROTTLE
. A KICKSTART WITH TOO LITTLE MOMENTUM AND AN OPENED THROTTLE
INCREASES THE KICKING BACK RISK
.
–D
O NOT START THE ENGINE AND ALLOW IT TO IDLE IN A CLOSED AREA
. EXHAUST
FUMES ARE POISONOUS AND CAN CAUSE LOSS OF CONSCIOUSNESS AND DEATH
.
A
LWAYS PROVIDE ADEQUATE VENTILATION WHILE THE ENGINE IS RUNNING.
!
CAUTION
!
D
O NOT RIDE YOUR MOTORCYCLE WITH FULL LOAD AND DO NOT REV UP THE ENGINE
WHEN COLD
. SINCE THE PISTON WARMS UP AND EXPANDS FASTER THAN THE WATER COO-
LED CYLINDER, THIS MIGHT CAUSE ENGINE DAMAGE. ALWAYS LET ENGINE IDLE UNTIL
WARM OR DRIVE IT WARM AT LOW R
.P.M. SPEEDS.
Starting when the engine is warm
1 Open fuel tap
2 Put the gear in neutral
3 Open throttle to
1
/2 and kick down kickstarter vigorously
What to do when the engine is “flooded”
1 Close fuel tap
2
Start engine with full throttle. If necessary, unscrew spark plug and dry it.
3 Once the engine is running, open fuel tap again.
Starting off
Pull the clutch lever. Put the engine into first gear, slowly release the clutch
lever and accelerate at the same time.
Shifting/Riding
You are now in first gear, referred to as the drive or uphill gear. Depending
on the conditions (traffic, hill size, etc.), you can shift to a higher gear. Turn
down the throttle, at the same time pull the clutch lever in and shift to the
next higher gear. Let the clutch lever go again and open the throttle. If you
turned on the choke, make sure you turn it off again as soon as engine is
warm.
When you reach full speed through opening the throttle all the way, turn
throttle back to
3
/
4
; the speed hardly decreases although the engine will use
less gas. Only give as much gas as the engine can handle. Through quick and
high revving of throttle, the gas consumption will increase. When shifting
down, use the brakes if necessary and turn down at the same time. Pull the
clutch lever and shift down to the next lower gear. Let the clutch lever go
slowly and open the throttle or shift down again.
WARNING
–A
FTER FALLING WITH THE MOTORCYCLE, CHECK ALL ITS FUNCTIONS THOROUGHLY
BEFORE USING IT AGAIN
.
–A
TWISTED HANDLEBAR MUST ALWAYS BE REPLACED. DO NOT ADJUST THE HANDLEB-
AR, IT WILL LOSE STABILITY.

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KTM 250 SX 2003 Specifications

General IconGeneral
Engine TypeSingle-cylinder, 2-stroke
Displacement249 cc
Bore x Stroke66.4 mm x 72 mm
Cooling SystemLiquid cooled
Transmission5-speed
Front SuspensionWP USD 48 mm
Front BrakeSingle disc, 260 mm
Rear BrakeSingle disc, 220 mm
Fuel SystemCarburetor
StarterKickstarter
Final DriveChain
Seat Height925 mm
Fuel Capacity7.5 l
Rear SuspensionWP PDS shock absorber

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