kpw 125 Manuale-dofficina : Pagina 73

          7. CYLINDER/PISTON                                                                K-PIPE 125


PISTON RING INSTALLATION
Install the piston rings onto the piston. Apply engine oil
to each piston ring.

 · Be careful not to damage the piston and piston
       rings during assembly.                                                              Top
    · All rings should be installed with the markings                                      Second
       facing up.
                                                                                           Side rail
    · After installing the rings, they should rotate
       freely without sticking.                                                            Oil Ring
    · Stagger the ring end gaps as the figure shown.                                       Side rail




Install the piston, piston pin and a new piston




                                                             "IN" Mark   Piston Pin Clip



  · Position the piston "IN" mark on the intake valve
    side.
  · Place a clean shop towel in the crankcase to keep
    the piston pin clip from falling into the crankcase.




                                                              Piston                Piston Pin
CYLINDER INSTALLATION
                                                                                   Dowel Pins
Install the dowel pins and a new cylinder gasket on
the crankcase.




                                                                                      Gasket

7-7