I HAVE MOD.015 WHICH ONLY PUMPS 15 GP DAY. HOW CAN I INCREASE OUTPUT TO 30 GPD. CAN I REPLACE PUMP WITH LARGER ONE OR DO I HAVE TO CHANGE ENTIRE MOTOR AND PUMP TO INCREASE CAPACITY? MY PUMP IS ONLY A WEEK OLD. I WAS NOT INFORMED LARGER UNIT AVAILABLE AT TIME OF PURCHASE. WILL I ALSO HAVE TO CHANGE PLASTIC TUBING? PUMP USED TO PUMP SOLUTION OF SODA ASH INTO WELL WATER TO RAISE PH. ORIGINAL PUMP WAS A CHEM-FEED PUMP WHICH DIED AFTER 15 YEARS CAN'T GET PARTS ANYMORE?
GEORGE