1.Yanyen karfesanya hatimi mai motsawa da ƙara ƙarfin daskararren bawul ɗin buɗaɗɗen marufin

2.Ruwan tallaea shinge tsakanin tushe a inda yake shiga ta iyakar iyaka da matattarar ruwa a cikin bawul din, don kawar da kwararar kara

3.Rashin rigakafiana bayar da na'urar ation a cikin bonnet don tabbatar da cewa bellow ba ya karkata yayin taro da rarrabawa ko ta hanyar jijjiga

4. Bawul ɗin da aka rufes yawanci ana yin gwajin zuba ne ta amfani da ma'auni na awo don gano adadin zube kasa 1x10E-06 std.cc/sec.

5.Ya rufe hatiminnets an sami tallafi tare da daidaitaccen tsarin shirya kayan kara da tashar ruwa mai sanya ido tsakanin belin da kintsawa domin kiyaye afkuwar fitowar ruwa mai hadari yayin faruwar belin bellow.