thanks!!!! go trough there

i allready search it everywhere,but i cant get any complete refference or some picture that explain every single detail about that......

btw thanks for ur respond..

sorry for this knowless asking ,hopefully all expert can answer my question
id like to know how pcp hand pump goes to work
would all expert can give me an view with scheme/drawing and break sistem of pcp hand pump
id like to build it up by my self but i cant find complete reference to continue my ...