grand dink 250 Workshop-manual : Page 152

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          13. FUEL SYSTEM/CARBURETOR/
    FUEL PUMP/ FUEL TANK                                                   GRAND DINK 250


 JETS/SCREWS REMOVAL
 · Before removing the pilot screw, turn
     the pilot screw clockwise until it seats
     lightly and record the rotating turns.
     Do not force the pilot screw against its
     seat to avoid seat damage.




                                                      Pilot Screw (P.S.)


                                                                             Main Jet
 Remove the main jet, needle jet holder and
 needle jet.
 Remove the slow jet.




                                                                  Slow Jet


                                                                      Needle Jet      Slow Jet
 Clean the removed the main jet, needle jet
 holder, needle jet and slow jet with detergent
 oil.
 · Be sure to use clean detergent oil.




                                                  Pilot Screw     Needle Jet Holder     Main Jet


                                                                                        13-10