Madaidaicin tsarin aiki na famfo birki shine kamar haka:
Famfon birki wani ɓangaren birki ne wanda babu makawa a cikin tsarin birki, babban aikinsa shi ne tura kushin birki, birki na birki mai jujjuya birki.Sannu a hankali ka kawo tsayawa.Bayan da aka danna birki, babban famfo yana haifar da matsa lamba don danna man hydraulic zuwa famfon, kuma piston da ke cikin sub-pump ya fara motsawa ƙarƙashin matsin ruwa don tura kushin birki.
Birkin na'ura mai aiki da karfin ruwa yana kunshe da famfon mai sarrafa birki da tankin ajiyar mai.Ana haɗa su da fedar birki a wannan ƙarshen da bututun birki a ɗayan.Ana ajiye man birki a cikin famfon, kuma akwai wurin mai da mashigar mai.
1. Lokacin da direban ya taka birki, piston na famfon maigidan ya matsa gaba don rufe ramin wucewa.Sa'an nan, an gina matsa lamba mai a gaban fistan.Sa'an nan kuma an canja matsa lamba mai zuwa famfo birki ta bututun;
2. Lokacin da aka saki fedal ɗin birki, piston na babban famfo yana saita baya a ƙarƙashin aikin matsin mai da dawowar bazara.Bayan matsin lamba na tsarin birki ya ragu, yawan man da ya wuce gona da iri ya koma ga iyawar mai;
3, birki na ƙafa biyu, tukunyar mai daga rami na diyya zuwa gaban fistan, ta yadda man da ke gaban piston ya ƙaru, sannan a cikin birki, ƙarfin birki yana ƙaruwa.
