KTM 250 EXC 2023 Owner's Manual page 6

TABLE OF CONTENTS
12.31 Removing the fuel tank
12.32 Installing the fuel tank
12.33 Checking the chain for dirt................ 87
12.34 Cleaning the chain ........................... 87
12.35 Checking the chain tension ............... 88
12.36 Adjusting the chain tension............... 88
12.37 Checking the chain, rear sprocket,
12.38 Checking the frame
12.39 Checking the link fork
12.40 Checking the throttle cable routing .... 92
12.41 Checking the rubber grip .................. 93
12.42 Adjusting the basic position of the
12.43 Checking/correcting the fluid level of
12.44 Changing the hydraulic clutch
12.45 Removing the engine guard (All
12.46 Installing the engine guard (All
13 BRAKE SYSTEM ......................................... 97
13.1
13.2
13.3
13.4
13.5
13.6
13.7
13.8
13.9
13.10 Adjusting the basic position of the
13.11 Checking the rear brake fluid
13.12 Adding rear brake fluid
13.13 Checking the brake linings of the
13.14 Changing the rear brake linings
14 WHEELS, TIRES ....................................... 109
14.1
14.2
14.3
14.4
14.5
14.6
14.7
4
................. 83
.................. 85
engine sprocket, and chain guide ...... 89
...................... 92
................... 92
clutch lever ..................................... 94
the hydraulic clutch ......................... 94
fluid ............................................ 95
special models)................................ 96
special models)................................ 96
Checking the free travel of the hand
brake lever ...................................... 97
Adjusting the free travel of the
handbrake lever (All EXC models) ...... 97
Adjusting the basic position of
the hand brake lever (All
standard XC-W models)..................... 98
Checking the brake discs .................. 98
Checking the front brake fluid level ... 99
Adding front brake fluid ................ 99
Checking the front brake linings ...... 100
Changing the brake linings of the
front brake ................................. 101
Checking the free travel of foot
brake lever .................................... 103
foot brake lever .......................... 103
level ............................................. 104
............... 105
rear brake...................................... 106
Removing the front wheel ............ 109
Installing the front wheel ............ 110
Removing the rear wheel ............. 110
Installing the rear wheel .............. 111
Checking the tire condition ............. 113
Checking tire pressure .................... 113
Checking spoke tension .................. 114
15 ELECTRICAL SYSTEM ............................... 115
15.1 Removing the 12-V battery
15.2 Installing the 12-V battery
15.3 Charging the 12-V battery
15.4 Changing main fuse ....................... 120
15.5 Changing the fuses of individual
electrical power consumers ............. 121
15.6 Removing the headlight mask with
the headlight ................................. 122
15.7 Installing the headlight mask with
the headlight ................................. 123
15.8 Changing the headlight bulb ........... 123
15.9 Changing the turn signal bulb (All
EXC models).................................. 124
15.10 Checking the headlight setting ........ 125
15.11 Adjusting the headlight range.......... 126
15.12 Changing the combination
instrument battery.......................... 126
15.13 Diagnostics connector .................... 127
16 COOLING SYSTEM .................................... 128
16.1 Cooling system .............................. 128
16.2 Checking the antifreeze and
coolant level .................................. 128
16.3 Checking the coolant level .............. 129
16.4 Draining the coolant
16.5 Refilling with coolant
16.6 Changing the coolant
17 TUNING THE ENGINE............................... 134
17.1 Checking the play in the throttle
cable ............................................ 134
17.2 Adjusting the play in the throttle
cable
17.3 Setting the characteristic map of
the throttle response
17.4 Adjusting the idle speed
17.5 Programming ambient air
pressure........................................ 137
17.6 Ignition curve plug-in connector ...... 138
17.7 Changing the ignition timing map
(All standard models) ..................... 138
17.8 Checking the basic position of the
shift lever...................................... 139
17.9 Adjusting the basic position of the
shift lever
.... 106
18 SERVICE WORK ON THE ENGINE .............. 140
18.1 Changing the fuel screen
18.2 Checking 2-stroke oil level .............. 141
18.3 Priming oil pump
18.4 Cleaning the oil screen in the oil
tank
18.5 Checking the gear oil level .............. 146
18.6 Changing the gear oil
.......... 115
........... 117
........... 118
................... 129
.................. 130
.................. 132
......................................... 134
................... 135
.............. 136
.................................. 139
............. 140
....................... 141
.......................................... 143
.................. 147