Sir,.Sometimes our sump motor (fully automatic) (pushing water for two-floor overhead tank) is running dry because of airlock or foot valve problem; it should be cut-off when running dry; please help!.Thanks in advance..Shanmugasundaram.(9442064858)
Sir,.Sometimes our sump motor (fully automatic) (pushing water for two-floor overhead tank) is running dry because of airlock or foot valve problem; it should be cut-off when running dry; please help!.Thanks in advance..Shanmugasundaram.(9442064858)
