Sorry, hijack abit. My problem is opposite. I feel my dbe-200 1/hp chiller is abit inefficient.
Set at 27.9 kick in at 38.5 and cut off at 27.5 take 35-40min. My tank is 100 gallon. Using a 1260 for chiller pump, pump to a head of 1.4m . is it normal? Any advices? Thanks