KYMCO People Service Manual page 163

13. FUEL SYSTEM/CARBURETOR/
FUEL PUMP/ FUEL TANK
FUEL PUMP
CONSTRUCTION:
The fuel pump adopted for this model is a fuel pump which utilizes the positive and negative
pulsating pressures produced by the engine crankcase to control the oil pump diaphragms and
deliver fuel from the fuel tank to the carburetor through the suction valve and outlet valve.
FUEL PUMP CONSTRUCTION
Lower Cover
Big Spring
Spring
Body
Washer Comp Valve
Spring
Upper Cover
PEOPLE/PEOPLE S 250
Outlet Valve
Vacuum-type
Inlet
13-4