From Sump to OHT & Bore well to same OHT it works.
Soft touch Button Option is provided in the unit. BOTH SUMP BORE option. If you select BOTH option - In OHT if water comes below prefixed level, sump motor will get ON and fills up the OHT. Same procedure will be followed upto water in sump is full.
If there is no water in Sump automatically it shifts to Borewell and gets ON when the water in OHT comes below prefixed level. Same working process will continue.