kxct 125 Manuale-dofficina : Pagina 138

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          3. INSPECTION/ADJUSTMENT                         K-XCT 125i


 CYLINDER COMPRESSION

 Warm up the engine before compression test.
 Remove the center cover and spark plug cap.
 Remove the spark plug .
 Insert a compression gauge.
 Open the throttle valve fully and push the
 starter button to test the compression.

 Compression:
 15 kg/cm



 If the compression is low, check for the
 following:
 Leaky valves
 Valve clearance too small
 Leaking cylinder head gasket
 Worn pistons
 Worn piston/cylinder
 If the compression is high, it indicates that
 carbon deposits have accumulated on the
 combustion chamber and the piston head.




 DRIVE BELT
 Remove the left crankcase cover.
 Inspect the drive belt
 for cracks or excessive wear.
 Replace the drive belt with a new
 one if necessary and in accordance
 with the Maintenance Schedule.




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