distributor type pumps Flashcards
the distributor type pump may also be called a
rotary or dpa pump
what are two variations of dpa type pump systems
single plunger and two plunger syste.
what is the main purpose of a rotor shaft?
to transport fuel towards plungers and distribute fuel to injectors
the cam ring has as many cam lobes as _______ in the engine
cylinders
the distance between each lobe on the cam ring is known as the …..
retraction curve
the main steel body of the dpa pump is called the?
hydraulic head
a hydraulic head has what which allows fuel into the pump in conjuction with the rotor
internal drillings
what is used to control an regulated pressure in the fuel pump accurately?
transfer pump and regulator valve
what is used to measure and control the amount of fuel entering the injection pump accurately?
metering valve
what is used to advance or retard the injection phase?
automatic advancement mechanism
the rotor shaft is driven by what?
timing gears
fuel enters the rotor shafts ________ port from the ________ port and makes its way towards plungers via the ______ port
inlet
metering
charge
