Vacuum leakage bɛ sɔrɔ izini freeze dryers ka dɛsɛw la minnu ka teli ka kɛ. A bɛna kɔlɔlɔw lawuli i n’a fɔ fanga caman ta, jalen janya ani fɛn dilannenw binni. Static pressure‐hold test ye leak‐check fɛɛrɛ ye min bɛ se ka kɛ ka tɛmɛn fɛn bɛɛ kan, ka kɔn fɛnw sɛgɛsɛgɛli ɲɛ ani ka izini yɔrɔw kɔlɔsili kɛ don o don, o min bɛ se ka fɛnɲɛnamafagalanw bɛɛ lajɛlen hakɛ jateminɛ ni bɔgɔbɔlan kɛrɛnkɛrɛnnenw sɔngɔ gɛlɛnw tɛ.
Baarakɛcogo dafalen : a lajɛ dafalen kɔfɛ walima a ladonni kɔfɛ, aw bɛ so da datugu kosɛbɛ. Aw bɛ pɔnpew daminɛ ni fɛnɲɛnamafagalan ye ani ka so sama ka jigin walasa ka fɛnɲɛnamafagalan laban laɲini. Ni aw sera fɛnɲɛnamafagalan hakɛ latigɛlen ma, aw bɛ pɔnpe bɛɛ datugu ani ka fɛnɲɛnamafagalanw datugu walasa ka fɛnɲɛnamafagalanw bɔ ɲɔgɔn na pewu. Aw bɛ waati daminɛ ani ka degun‐kɔrɔta hakɛ sɛbɛn so kɔnɔ waati latigɛlen kɔnɔ.
Sɔncogo sariyaw tɛ kelen ye unit hakɛ danfaralenw na. Fɛn bɛɛ lajɛlen bɛ tali kɛ dumuniko la izini jalenw na : so funteni cogoya la, ni fɛnɲɛnamafagalan kulu faralen don ɲɔgɔn kan, tansiyɔn jiginni Ni a dɔgɔyara walima a bɛ bɛn 15Pa ma miniti 30 kɔnɔ, o kɔrɔ ye ko a bɛ baara kɛ ka ɲɛ 15‐40Pa tansiyɔn jiginni bɛ bin a dan na min bɛ sɔn; tansiyɔn jiginni ka tɛmɛ 40Pa kan, o b’a jira ko bɔgɔbɔli jɛlen don ani jibɔyɔrɔ sɛgɛsɛgɛli ka kan ka kɛ.
Aw bɛ aw sinsin fɛnw kan minnu bɛ to ka bɔn: 1 so‐da silikɔni sirilan ni a datugulan min bɛ ɲɔgɔn sɔrɔ, aw bɛ a lajɛ ni nɔgɔw, sɔgɔsɔgɔninjɛw, kɔrɔya & faraw tɛ; 2 gazi minnu bɛ flansɛ kelen-kelen bɛɛ la; 3 vacuum pipe kafolanw; 4 fɛnɲɛnamafagalanw (vacuum valves) dasiri bololanɛgɛw; 5 kɔlɔsili finɛtiri ni sensɛri jɔyɔrɔw so kogo kan.
Ladilikanw: Aw kana degun‐minɛ sɛgɛsɛgɛli kɛ so funteniman kan, a dilanni boli kɔfɛ dɔrɔn. Aw bɛ makɔnɔni kɛ fo so kɔnɔ ka nɛnɛ pewu fo ka se so funteni ma, barisa funteni bonya ni a sɔgɔli bɛna degun kalanniw tiɲɛ. Aw bɛ aw yɛrɛ tanga sɛgɛsɛgɛli ma fiɲɛba kɔrɔ walima lamini funteni jiginni jugumanba la min bɛ sɛgɛsɛgɛli jaabiw bali.
Pressure‐hold test bɛ se ka jateminɛ kɛ ni jibɔ bɛɛ lajɛlen bɛ yen, o bɛɛ n’a ta, a tɛ se ka jibɔyɔrɔ tigitigi jira. Ni degun‐minɛ jaabi ma ɲɛ, aw bɛ furaji‐bɔli‐kɔlɔsili fɛɛrɛ ta walasa ka jibɔyɔrɔ kɛrɛnkɛrɛnnenw sɔrɔ. Aw bɛ segin ka degun‐minɛ sɛgɛsɛgɛli kɛ dilan kɔfɛ walasa ka index qualifié dafa. Degun‐kɔlɔsili kɛli tuma bɛɛ, o bɛ dɛmɛ ka kɔrɔya farati dogolenw sɔrɔ minnu bɛ sɔrɔ fɛnw datuguli la ka kɔn o ɲɛ, wa a bɛ barika tiɲɛni bali u dilanni senfɛ.
