IMPORTANT
1. 1. All pool purifying devices and chemical injection systems to be
fitted down stream of heat pumps unless installation is as per filter
dosing
(see figure 3).
This includes e practice of dosing chemicals direct into skimmer
basket, which results in concentrated corrosive liquids passing over
vulnerable metal components.
2. Water quality must be maintained as follows:
3. Maximum pressure of water in heat pump circuit should not exceed 3 kg/cm² (50 psi).
pH 7.2-7.8
Total Alkalinity 80-120ppm as CaCO
Total Hardness 150-250ppm as CaCO
Total dissolved solids 1000 Max ppm
Saline Water (Titanium Condenser) 35,000 Max ppm
Saline Water (Cupro Nickel Condenser) 8,000 Max ppm
Chlorine -free Cl Range 1.0-2.0 ppm Domestic
Chlorine -free Cl Range 3.0-6.0 ppm Domestic
Ozone 0.9 Max ppm
Bromine 2-5 ppm
Bacquacil 25-50 ppm
Aquamatic Ionic Purifier Max 2 ppm Copper
9
SD566250 ISSUE 35
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