KTM 50 SX JUNIOR - Manual (Page 15)

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PERIODIC MAINTENANCE SCHEDULE
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50 SX JUNIOR
50 SX
A CLEAN MOTORCYCLE CAN BE CHECKED MORE QUICKLY WHICH SAVES MONEY!
Service every 5 hours Service every 20 hours before every race
ENGINE
Check engine for leaks z z
Change transmission oil z z
Check spark plug, change it if necessary, set electrode gap z
Check the clutch engagement speed z z z
CARBURETOR
Check carburetor for a tight fit at intake flange z
Check intake flange for cracks z
Check idle setting when engine is warm z
ADD-ON-PARTS
Check cooling system for leaks, check quantity of antifreeze z
Check exhaust system for leaks and suspension z
Check actuating cables for damage, smooth operation, and kinkless arrangement, adjust and lubricate z z z
Clean air filter and air filter box z z z
BRAKES
Check brake fluid level, lining thickness, brake discs z z
Check the brake line and the brake control cable for damage z z
Check/function adjust smooth operation, free travel of handbrake/footbrake levers z z z
Check screws of brake system for a tight fit z z z
CHASSIS
Check suspension strut and fork for leaks and a proper function z z
Check swinging-fork pivot z z
Check/adjust steering-head bearing z z
Check all chassis screws for a tight fit (fork plates, axle nuts, swinging-fork pivot, suspension strut) z z
WHEELS
Check spoke tension and rim joint z z z
Check tire condition and inflation pressure z z
Check chain, chain joint, chain wheels, chain wheel guides for wear, a tight fit, and tension z z z
Lubricate chain z z z
Check wheel bearings for play z z z