Ua vaevaeina Dakin compressors i ni ituaiga se lua: o le reciprocating ituaiga ma Hermetic ituaiga, o le reciprocating compressor e masani lava ona aofia ai le fale, crankshaft, tootoo fesootai, piston valve ipu faʻapotopotoga, faʻamaufaʻailoga ua maeʻa, pamu suauʻu, pule faʻatonu, suauʻu suauʻu, suʻu ma faʻafefe. tapuni-off valve ma seti o gasket ma isi compression e faia i le reciprocating gaoioiga o le piston i totonu o le cylinder, o le valve pulea kesi i totonu ma fafo o le paʻu.