Hoʻopiha i nā hana1. E wehe i nā huapalapala āpau i loko o ka puna wai wai ma waena o ka wai wai wai a me ka dispenser. A wehe i nā valves āpau i ka paipu o ka huliʻana.2. E hāʻawi i ka ea i ka bludit bit pneumatic e hoʻokaʻawale i keʻano o ka wahi e pili ana i keʻano o ka pahu kaʻa.