Kammala wannan jumla: "Fanny" an fara aiki da shi ne daga Rundunar Sojojin Amurka. A ranar 3 ga watan Agusta, 1861, yayin da yake kan Kogin James, balloonist John La Mountain ya hau daga bene na "Fanny" don lura da matsayi na Confederate, yana mai da "Fanny" mai ɗaukar balloon. Jirgin saman balloon da aka kaddamar da ruwa a baya ya faru ne a kan jiragen ruwa. "Fanny" yana dauke da bindiga mai nauyin inci 4.62-inch Sawyer a gaba (An bayyana shi a matsayin "32-pounder", dangane da nauyin harsashi, ta hanyar Confederates bayan kama shi) da kuma bindigogi mai nauyin 8-pounder (watakila wani Sawyer zane) a baya, kuma yana aiki a kan matsayi na bakin teku. Ya kuma kasance wani ɓangare na
Yaƙin Hatteras Inlet Batteries, mamayewar farko na Bankunan Outer na Arewacin Carolina ta Union a ranar 28 ga Agusta, 1861. A wani lokaci daga baya "Fanny" ya umurce shi da Lieutenant Crosby kuma ya ruwaito kamawar mai gujewa "Mary Emma" a cikin kogin Manokin a Maryland.