KTM 450 SX-F 2017 User Manual

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20 TROUBLESHOOTING 102

Faults Possible cause Action

Battery is discharged Battery is not charging – Check the charging voltage.

– Check the stator winding of the alternator.

Unwanted power consumer – Check the open-circuit current.

Default Chapter4
- Table of Contents4
1 Means of Representation6
- Symbols Used6
- Formats Used6
2 Safety Advice7
- Use Definition - Intended Use7
- Degrees of Risk and Symbols7
- Tampering Warning7
- Safe Operation8
- Protective Clothing8
- Work Rules8
- Environment8
- Owner's Manual9
3 Important Notes10
- Manufacturer and Implied Warranty10
- Operating and Auxiliary Substances10
- Spare Parts, Accessories10
- Service10
- Figures10
- Customer Service10
4 View of Vehicle11
- View of Vehicle, Front Left (Example)11
- View of Vehicle, Rear Right (Example)12
5 Serial Numbers13
- Chassis Number13
- Type Label13
- Engine Number13
- Fork Part Number13
- Shock Absorber Article Number13
6 Controls14
- Clutch Lever14
- Hand Brake Lever14
- Throttle Grip14
- Kill Switch14
- Electric Starter Button14
- Combination Switch15
- Overview of Indicator Lamps15
- Service Hour Counter15
- Opening the Filler Cap15
- Closing the Filler Cap16
- Cold Start Button17
- Idle Speed Adjusting Screw17
- Shift Lever17
- Foot Brake Lever18
- Plug-In Stand (All SX-F Standard Models, SX-F Factory Edition)18
- Side Stand (XC-F US)18
7 Preparing for Use20
- Advice on First Use20
- Running in the Engine21
- Starting Power of Lithium-Ion Batteries at Low Temperatures21
- Preparing the Vehicle for Difficult Riding Conditions21
- Preparing for Rides on Dry Sand22
- Preparing for Rides on Wet Sand22
- Preparing for Rides on Wet and Muddy Surfaces23
- Preparing for Rides at High Temperature and Slow Speed23
- Preparing for Rides at Low Temperature and in Snow23
8 Riding Instructions24
- Checks and Maintenance Measures When Preparing for Use24
- Starting24
- Activating Launch Control25
- Activating Traction Control25
- Starting off26
- Shifting, Riding26
- Applying the Brakes26
- Stopping, Parking27
- Transport27
- Refueling28
9 Service Schedule29
- Service Schedule29
- Additional Information29
- Required Work29
- Recommended Work30
10 Tuning the Chassis31
- Checking the Basic Chassis Setting with the Rider's Weight31
- Air Suspension AER 4831
- Compression Damping of the Shock Absorber31
- Adjusting the Low-Speed Compression Damping of the Shock Absorber32
- Adjusting the High-Speed Compression Damping of the Shock Absorber32
- Adjusting the Rebound Damping of the Shock Absorber33
- Measuring Rear Wheel Sag Unloaded34
- Checking the Static Sag of the Shock Absorber35
- Checking the Riding Sag of the Shock Absorber35
- Adjusting the Spring Pretension of the Shock Absorber35
- Adjusting the Riding Sag36
- Checking the Basic Setting of the Fork37
- Adjusting the Fork Air Pressure38
- Adjusting the Compression Damping of the Fork39
- Adjusting the Rebound Damping of the Fork39
- Handlebar Position40
- Adjusting the Handlebar Position40
11 Service Work on the Chassis42
- Raising the Motorcycle with a Lift Stand42
- Removing the Motorcycle from the Lift Stand42
- Bleeding the Fork Legs42
- Cleaning the Dust Boots of the Fork Legs43
- Removing the Fork Protector43
- Installing the Fork Protector43
- Removing the Fork Legs44
- Installing the Fork Legs44
- Removing the Lower Triple Clamp45
- Installing the Lower Triple Clamp45
- Checking the Steering Head Bearing Play47
- Adjusting the Steering Head Bearing Play47
- Greasing the Steering Head Bearing48
- Removing the Start Number Plate48
- Installing the Start Number Plate48
- Removing the Front Fender49
- Installing the Front Fender49
- Removing the Shock Absorber49
- Installing the Shock Absorber50
- Removing the Seat52
- Mounting the Seat52
- Removing the Air Filter Box Cover52
- Installing the Air Filter Box Cover53
- Removing the Air Filter54
- Cleaning the Air Filter and Air Filter Box54
- Installing the Air Filter55
- Securing the Air Filter Box Cover55
- Sealing the Air Filter Box56
- Removing the Main Silencer56
- Installing the Main Silencer57
- Changing the Glass Fiber Yarn Filling of the Main Silencer57
- Removing the Fuel Tank58
- Installing the Fuel Tank60
- Checking for Chain Dirt Accumulation61
- Cleaning the Chain61
- Checking the Chain Tension62
- Adjusting the Chain Tension63
- Checking the Chain, Rear Sprocket, Engine Sprocket, and Chain Guide63
- Checking the Frame65
- Checking the Swingarm65
- Checking the Throttle Cable Routing65
- Checking the Rubber Grips66
- Adjusting the Basic Position of the Clutch Lever66
- Checking/Correcting the Fluid Level of the Hydraulic Clutch67
- Changing the Hydraulic Clutch Fluid67
12 Brake System69
- Checking the Free Travel of the Hand Brake Lever69
- Adjusting the Basic Position of the Hand Brake Lever69
- Checking the Brake Discs69
- Checking the Brake Fluid Level of the Front Brake70
- Adding Front Brake Fluid70
- Checking the Front Brake Linings71
- Changing the Front Brake Linings72
- Checking the Free Travel of Foot Brake Lever73
- Adjusting the Basic Position of the Foot Brake Lever74
- Checking the Rear Brake Fluid Level74
- Adding Rear Brake Fluid75
- Checking the Rear Brake Linings75
- Changing the Rear Brake Linings76
13 Wheels, Tires78
- Removing the Front Wheel78
- Installing the Front Wheel78
- Removing the Rear Wheel79
- Installing the Rear Wheel80
- Checking the Tire Condition81
- Checking the Tire Air Pressure81
- Checking Spoke Tension81
14 Electrical System83
- Removing the Battery83
- Installing the Battery83
- Recharging the Battery84
- Changing the Main Fuse85
15 Cooling System87
- Checking the Antifreeze and Coolant Level87
- Checking the Coolant Level88
- Draining the Coolant88
- Refilling Coolant89
16 Tuning the Engine90
- Checking the Play in the Throttle Cable90
- Adjusting the Play in the Throttle Cable90
- Setting the Characteristic Map of the Throttle Response91
- Changing the Mapping92
- Adjusting the Idle Speed92
- Teaching the Throttle Valve Position93
- Checking the Basic Position of the Shift Lever93
- Adjusting the Basic Position of the Shift Lever94
17 Service Work on the Engine95
- Changing the Fuel Screen95
- Checking the Engine Oil Level96
- Changing the Engine Oil and Oil Filter, Cleaning the Oil Screens97
- Adding Engine Oil99
18 Cleaning, Care100
- Cleaning the Motorcycle100
19 Storage101
- Preparing for Use after Storage102
20 Troubleshooting103
21 Technical Data105
- Engine105
- Engine Tightening Torques105
- Capacities107
- Engine Oil107
- Coolant107
- Fuel107
- Chassis107
- Electrical System108
- Tires108
- Fork108
- Sx-F Eu108
- Sx-F Us108
- XC-F Us109
- SX-F Factory Edition109
- Shock Absorber110
- Sx-F Eu110
- Sx-F Us110
- XC-F Us111
- SX-F Factory Edition111
- Chassis Tightening Torques112
22 Substances114
23 Auxiliary Substances116
24 Standards118
25 Index of Special Terms119
26 List of Abbreviations120
27 List of Symbols121
- Yellow and Orange Symbols121
- Index122

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KTM 450 SX-F 2017 Specifications

General

Displacement	449.9 cc
Bore x Stroke	95 mm x 63.4 mm
Starter	Electric starter
Transmission	5-speed
Ground Clearance	370 mm
Seat Height	960 mm
Compression Ratio	12.75:1
Fuel System	Keihin EFI, throttle body 44 mm
Ignition	Keihin EMS
Engine Type	Single cylinder, 4-stroke
Frame	Central double-cradle type 25CrMo4 steel
Front Brake	Disc brake, Ø 260 mm
Rear Brake	Disc brake, Ø 220 mm
Fuel Capacity	7 liters
Wheelbase	1, 485 mm
Front Suspension	WP USD, Ø 48 mm