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125 LC2 ‘98 BEDIENUNGSANLEITUNG OWNER’S HANDBOOK ART. NR. 320531 MANUEL D’UTILISATION 2/98...
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IMPORTANT WE STRONGLY SUGGEST THAT YOU READ THIS HANDBOOK CAREFULLY AND COMPLETELY BEFORE YOU TAKE YOUR FIRST RIDE. IT CONTAINS INFORMATION AND TIPS THAT WILL ENABLE YOU TO OPERATE AND HANDLE YOUR MOTORCYCLE PROPERLY. PAY ATTENTION ESPECIALLY TO THE FOLLOWING INSTRUCTIONS: WARNING IGNORING THESE INSTRUCTIONS CAN ENDANGER YOUR BODY AND YOUR LIFE.
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Introduction We would like to congratulate you on your purchase of a KTM motorcycle. You are now owner of a sporty and modern motorcycle which you are bound to have a great time with, provided you care for it properly. This manual will furnish you with important information on how to operate and maintain your new KTM motorcycle.
INDEX Page Checking the rear brake fluid level .........17 LOCATING THE SERIAL NUMBERS ........4 Refilling the rear brake reservoir ........17 Frame number..............4 Checking the rear brake pads .........17 Engine number, engine type..........4 Dismounting and mounting the front wheel....18 Dismounting and mounting the rear wheel ....18 OPERATION INSTRUMENTS ..........4 Tires, air pressure ............19 Clutch lever..............4...
LOCATING THE SERIAL NUMBERS Frame number The frame number is stamped on the right side of the steering head tube. Write the number into the box on page 1. Engine number, engine type Engine number and engine type are stamped into the engine housing underneath the carburetor.
Hand brake lever The hand brake lever is mounted on the right side of the handlebar. WARNING “ ” F THE RESISTANCE IN THE HAND BRAKE LEVER OR FOOT BRAKE PEDAL FEELS SPONGY NOT ENOUGH RESISTANCE THIS IS AN INDICATION THAT SOMETHING IS WRONG WITH ’...
Combination switch The rocker switch actuates the high beam and low beam. = High-beam light = Low-beam light The flasher switch returns to central position after actuation. Press flasher switch towards switch housing to switch off the flasher. The horn is sounded with button The light signal (high beam) is actuated with button NOTE: The engine must be running in order to be able to check that all current consumers are functioning correctly.
Engine oil: 2-stroke engine oil suitable for a mixing ratio of 1:50 and for separate lubrication KTM recommends SHELL ADVANCE VSX2 To open it: pull vent hose out of the frame and turn closure cap counter- clockwise. To close it: apply closure cap and turn it clockwise. Stick vent hose into frame and install it without kinks.
Shift lever The shift lever is mounted on the left side of the engine. The position of the gears is shown in the illustration. Neutral, or the idle speed, is located between first and second gear. 2,3,4,5,6 Foot brake pedal The foot brake pedal is located in front of the right footrest.
– Luggage Arrange for the braking system to be checked by a KTM – Driver and passenger with protective clothing and helmet. specialist garage, as complete failure of the braking system –...
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– If this is not the case, refill the tank – if sufficient fuel is in the tank, proceed as described in the „Trouble- shooting“ section or contact a KTM dealer. NOTE: – When you turn on the ignition, you will hear a brief whirring sound.
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Shifting/Riding WARNING You are now in first gear, refered to as the drive or uphill gear. F THE RADIATOR CAP IS REMOVED WHEN THE ENGINE IS HOT HOT COO Depending on the conditions (traffic, road gradient, etc.), you LING LIQUID THAT IS UNDER PRESSURE CAN SPRAY OUT AND CAUSE can shift to a higher gear.
PERIODIC MAINTENANCE SCHEDULE 125 rider dealer LC2, Sting 11.97 Ceck oil level in oil tank Check gear oil level Change gear oil Check exhaust control function Check spark plug, replace it if necessary, adjust electrode distance Check intake manifold for leaks and cracks Drain and clean carburetor float chamber Check idle setting and emission values when engine is warm Check vent hoses of oil tank and transmission for kink-free installation...
MAINTENANCE WORK ON CHASSIS AND ENGINE WARNING ALL MAINTENANCE AND ADJUSTEMENT OPERATIONS THAT ARE MARKED WITH A * REQUIRE SPECIALIST KNO- WLEDGE. FOR YOUR OWN SAFETY, LET THESE TASKS BE CARRIED OUT BY A KTM-DEALER CAUTION – W HEN CLEANING THE MOTORCYCLE...
The steering head bearings should be regreased after 2 years at the latest. Changing the spring preload of the shock absorber KTM sets the shock absorber for driver only, weighing approximately 75 kg (165 lb). If you want to take a passenger with you, of if you weigh consi- derably more or less than 75 kg (165 lb), you should change the spring preload accordingly.
In this case, consult an authorized KTM dealer immediately. BRAKE FLUID: KTM fills the brake systems with „Shell Advance Brake DOT 5.1“ brake fluid, one of the best brake fluids that is currently available. We recom- mend that you continue to use it. DOT 5.1 brake fluid is based on glycol ether and of an amber color.
Hand brake lever, setting of pressure point The pressure point is the point of resistance felt on the hand brake lever when the brake pads contact the brake disc. The hand brake lever move- ment from start to pressure point can be adjusted by adjustment screw This way the play can be adjusted to fit any hand size.
Changing the basic position of the foot brake pedal* The basic position of the foot brake pedal can be altered by turning the stop screw . The free play at the foot brake pedal must then be adjusted by means of the push rod Measured on the outside, the foot brake pedal must have 3-5 mm (0.12–0.20 in) of free play, before the push rod can move the piston in the brake cylinder (to be recognised from the resistance on the foot brake...
Dismounting and mounting the front wheel* – Jack the motorcycle up by the frame so that the front wheel no longer touches the ground. – Loosen the collar screw – Loosen the 4 hexagon nuts on the fork leg axle passage. –...
(see illustra- tion). A clear tone must be the result. Dull tones indicate loose spokes. If necessary, have the spokes retightened and the wheel centered by a KTM dealer.
Replacing the head light bulb For this purpose, remove right and left screws and pivot top of headlight mask forward. For replacing the headlight lamp, pull out connector of the lamp, turn retaining ring counterclockwise, remove it, and remove old lamp. Install new lamp such that the bulb pins engage with the socket groove Mount retaining ring and connector.
Charging the battery Remove the battery and check the charging level. Use a voltmeter to mea- sure the voltage between the battery poles (off-load voltage). Accurate results can only be obtained if the battery has neither been charged nor discharged during a period of 30 minutes preceding the measuring. off load voltage charging level charging time...
Checking the cooling liquid level The cooling liquid should be 10 mm (0,4 in) above the cooling elements when the engine is cold (cf. diagram). In the event of the cooling liquid being drained, always fill the system before hand, then top off while the 10 mm engine is running.
Checking the gear oil level To make checking the gear oil level easy, an inspection glass is disposed at the right side of the engine. – Warm up engine, then turn it off and wait for 2 minutes so that the oil may flow back into the transmission case.
KTM dealer defective ignition lock or emer- check ignition lock and emergency OFF switch gency OFF switch consult an authorized KTM dealer Engine cranks but fails to emergency OFF switch is set to position emergency OFF switch such that is visible.
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TROUBLE REMEDY CAUSE Engine fails to rev high disassemble and clean carburetor, and check it for wear fuel level in carburetor is too high replace float needle valve – leaking float needle valve replace float – float is not tight resurface float –...
CLEANING Clean the motorcycle at regular intervals to preserve the outward appearance of the plastic parts. The best manner would be to use warm water that has been mixed with a normal trade washing detergent and a sponge. The hard dirt can be removed before with the help of a soft water jet.
TECHNICAL DATA – ENGINE KTM 125 LC2 ‘98 Design single-cylinder, two-stroke Otto engine with balancer shaft, liquid-cooled Control membrane inlet into crankcase, exhaust control by means of servomotor and roller Displacement 124.8 ccm Bore / stroke 56 / 50.7 mm Compression ratio 12.5 : 1...
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K T M - S P O R T M O T O R C Y C L E A-5230 Mattighofen • Postfach 91 • Austria I n t e r n e t : h t t p : / / w w w . k t m . c o . a t FN 102019 d - Landesgericht Ried im Innkreis...
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