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KTM
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250 SX 2020
KTM 250 SX 2020 User Manual
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5
SERIAL
NUMBERS
12
5.1
Vehicle
identification
number
401945-10
The
vehicle
identification
number
1
is
stamped
on
the
right
side
of
the
steering
head.
5.2
Type
label
401946-10
The
type
label
1
is
fixed
to
the
front
of
the
steering
head.
5.3
Engine
number
401949-10
The
engine
number
1
is
stamped
on
the
left
side
of
the
engine
under
the
engine
sprocket.
5.4
Fork
part
number
401947-10
The
fork
part
number
1
is
stamped
on
the
inside
of
the
axle
clamp.
13
15
Table of Contents
Table of Contents
4
Means of Representation 1
7
Symbols Used
7
Formats Used
7
Safety Advice
8
Use Definition - Intended Use
8
Misuse
8
Degrees of Risk and Symbols
8
Tampering Warning
9
Safe Operation
9
Protective Clothing
10
Work Rules
10
Environment
10
Owner's Manual
10
Important Notes 3
11
Manufacturer and Implied Warranty
11
Fuel, Auxiliary Substances
11
Spare Parts, Accessories
11
Service
11
Figures
11
Customer Service
11
View of Vehicle
12
View of Vehicle, Front Left (Example)
12
View of Vehicle, Rear Right (Example)
13
Serial Numbers
14
Vehicle Identification Number
14
Type Label
14
Engine Number
14
Fork Part Number
14
Shock Absorber Article Number
15
Controls
16
Clutch Lever
16
Hand Brake Lever
16
Throttle Grip
16
Kill Switch
16
Opening Fuel Tank Filler Cap
17
Closing the Fuel Tank Filler Cap
17
Fuel Tap
18
Choke
18
Shift Lever
18
Kick Starter Lever
19
Foot Brake Lever
19
Plug-In Stand
19
Service Hour Counter
20
Preparing for Use 7
21
Advice on Preparing for First Use
21
Running in the Engine
22
Preparing the Vehicle for Difficult Operating Conditions
22
Preparing the Vehicle for Riding on Dry Sand
23
Preparing the Vehicle for Riding on Wet Sand
24
Preparing the Vehicle for Riding on Wet and Muddy Circuits
26
Preparing Vehicle for High Temperatures or Slow Riding
26
Preparing the Vehicle for Low Temperatures or Snow
27
Riding Instructions
28
Checks and Maintenance Measures When Preparing for Use
28
Starting
28
Starting off
29
Shifting, Riding
29
Applying the Brakes
30
Stopping, Parking
30
Transporting
31
Refueling
32
Service Schedule 9
33
Additional Information
33
Required Work
33
Recommended Work
34
Tuning the Chassis 10
35
Checking the Basic Chassis Setting with Rider's Weight
35
Air Suspension AER 48
35
Compression Damping of the Shock Absorber
36
Adjusting the Low-Speed Compression Damping of the Shock Absorber
36
Adjusting the High-Speed Compression Damping of the Shock Absorber
37
Adjusting the Rebound Damping of the Shock Absorber
37
Measuring the Rear Wheel Dimension Unloaded
38
Checking the Static Sag of the Shock Absorber
39
Checking the Riding Sag of the Shock Absorber
39
Adjusting the Spring Preload of the Shock Absorber
40
Adjusting the Riding Sag
41
Checking the Basic Setting of the Fork
41
Adjusting the Fork Air Pressure
42
Adjusting the Compression Damping of the Fork
43
Adjusting the Rebound Damping of the Fork
43
Handlebar Position
44
Adjusting the Handlebar Position
44
11 Service Work on the Chassis
46
Raising the Motorcycle with a Lift Stand
46
Removing the Motorcycle from the Lift Stand
46
Bleeding the Fork Legs
46
Cleaning the Dust Boots of the Fork Legs
47
Removing the Fork Legs
48
Installing the Fork Legs
48
Removing the Fork Protector
49
Installing the Fork Protector
49
Removing the Lower Triple Clamp
49
Installing the Lower Triple Clamp
50
Checking Steering Head Bearing Play
52
Adjusting Steering Head Bearing Play
53
Lubricating the Steering Head Bearing
53
Removing the Start Number Plate
54
Installing the Start Number Plate
54
Removing Front Fender
54
Installing Front Fender
54
Removing the Shock Absorber
55
Installing the Shock Absorber
56
Removing the Seat
58
Mounting the Seat
58
Removing the Air Filter Box Cover
59
Installing the Air Filter Box Cover
60
Removing the Air Filter
60
Cleaning the Air Filter and Air Filter Box
61
Installing the Air Filter
62
Preparing Air Filter Box Cover for Securing
62
Removing the Main Silencer
62
Installing the Main Silencer
63
Changing the Glass Fiber Yarn Filling in the Main Silencer
63
Removing the Fuel Tank
64
Installing the Fuel Tank
65
Checking the Chain for Dirt
66
Cleaning the Chain
67
Checking the Chain Tension
67
Adjusting the Chain Tension
68
Checking the Chain, Rear Sprocket, Engine Sprocket, and Chain Guide
69
Checking the Frame
72
Checking the Link Fork
72
Checking Throttle Cable Routing
72
Checking the Rubber Grip
73
Adjusting the Basic Position of the Clutch Lever
74
Checking/Correcting the Fluid Level of the Hydraulic Clutch
74
Changing the Hydraulic Clutch Fluid
75
Brake System 12
77
Checking the Free Travel of the Hand Brake Lever
77
Adjusting the Basic Position of the Hand Brake Lever
77
Checking the Brake Discs
77
Checking the Front Brake Fluid Level
78
Adding Front Brake Fluid
79
Checking the Front Brake Linings
80
Changing the Front Brake Linings
80
Checking the Free Travel of Foot Brake Lever
83
Adjusting the Basic Position of the Foot Brake Lever
83
Checking the Rear Brake Fluid Level
84
Adding Rear Brake Fluid
84
Checking the Brake Linings of the Rear Brake
86
Changing the Rear Brake Linings
86
Wheels, Tires 13
89
Removing the Front Wheel
89
Installing the Front Wheel
90
Removing the Rear Wheel
90
Installing the Rear Wheel
91
Checking the Tire Condition
93
Checking Tire Pressure
93
Checking Spoke Tension
94
Cooling System 14
95
Checking the Antifreeze and Coolant Level
95
Checking the Coolant Level
96
Draining the Coolant
96
Refilling with Coolant
97
Tuning the Engine 15
99
Checking Throttle Cable Play
99
Adjusting Throttle Cable Play
99
Carburetor Tuning
100
Carburetor Idle Control
102
Carburetor - Adjusting the Idle Speed
103
Plug-In Connector of Ignition Timing
104
Map Adjustment
104
Changing the Ignition Timing Map
104
Checking the Basic Position of the Shift Lever
104
Adjusting the Basic Position of the Shift Lever
104
Engine Characteristic - Auxiliary Spring
105
Engine Characteristic - Adjusting the Auxiliary Spring
105
Service Work on the Engine 16
107
Emptying the Carburetor Float Chamber
107
Checking the Gear Oil Level
108
Changing the Gear Oil
108
Adding the Gear Oil
109
Cleaning, Care 17
111
Cleaning the Motorcycle
111
Storage 18
113
Preparing for Use after Storage
114
Troubleshooting 19
115
Technical Data 20
117
Engine
117
Engine Tightening Torques
117
Carburetor
119
Carburetor Tuning
119
Carburetor - Basic Setting for Sandy Surfaces
120
Capacities
120
Gear Oil
120
Coolant
120
Fuel
120
Chassis
120
Electrical System
121
Tires
121
Fork
121
Sx Eu
121
Sx Us
122
Shock Absorber
122
Sx Eu
122
Sx Us
123
Chassis Tightening Torques
123
21 Substances
126
22 Auxiliary Substances
128
23 Standards
130
List of Abbreviations 24
131
5
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KTM 250 SX 2020 Specifications
General
Brand
KTM
Model
250 SX 2020
Category
Motorcycle
Language
English
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