Fuel Pump Construction - KYMCO DINK 125 Service Manual

13
. FUEL SYSTEM/CARBURETOR/
FUEL PUMP/ FUEL TANK

FUEL PUMP CONSTRUCTION

The fuel pump adopted for this model is a vacuum-type 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(DINK 125)
Lower Cover
Big Spring
Spring
Body
Washer Comp Valve
Spring
Upper Cover
FUEL PUMP CONSTRUCTION(DINK 50)
Vacuum Tube
Inlet
13-5
Outlet
Screws
DINK 50/125
Outlet
Vacuum Duct
Inlet