Calorex Pro-Pac Series Owners & Installation Manual page 9

IMPORTANT
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 the 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:
pH
Total Alkalinity
Total Hardness
Total dissolved solids
Saline Water (Titanium Condenser)
Saline Water (Cupro Nickel Condenser)
Chlorine - free Cl Range
Chlorine - free Cl Range
Ozone
Bromine
Baquacil
Aquamatic Ionic Purifier
3. Maximum pressure of water in heat pump circuit should not exceed 3 kg/cm² (50 psi).
SD566252 ISSUE 51
7.2 - 7.8
80 - 120 ppm as CaCO3
150 - 250 ppm as CaCO3
1000 Max ppm
35,000 Max ppm
8,000 Max ppm
1.0 - 2.0 ppm Domestic
3.0 - 6.0 ppm Commercial
0.9 Max ppm
2 - 5 ppm
25 - 50 ppm
Max 2 ppm Copper
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