vitality 50 2t 4t Workshop-manual : Page 194

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          12. CARBURETOR                                                                    VITALITY 50

                                                                 Screws
 ACCELERATING PUMP
 DISASSEMBLY
 Remove the two accelerating pump cover
 screws and accelerating pump cover.
 Remove the spring and accelerating pump
 diaphragm.




                                                    Cover             Spring
 INSPECTION
 Inspect the accelerating pump diaphragm
 for cracks, damage or deterioration.
 Replace if necessary.
 Assemble the accelerating pump in the
 reverse order of disassembly.




                                                                                    Diaphragm


                                                  Bystarter      Screw         Bystarter Cap

 AUTO BYSTARTER INSTALLATION
 Install the auto bystarter and set plate.
 Install and tighten the two screws.
 · Insert the auto bystarter into the
      carburetor body until it bottoms and
      position the set plate into the upper
      groove in the bystarter.
    · Install the set plate with its round face
      facing down.




                                                     Set Plate


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