WATER SUPPLIES
17
SUMMARY OF WATER CHEMISTRY ADVICE AFFECTING WARRANTY
The water heater and its components are not suitable for certain water chemistries. Those chemistries are
listed below. If the water heater is connected at any time to a water supply with the following water chemistry,
the Everhot warranty will not cover any resultant faults on the components listed below:
Water Chemistry
Component
Total Dissolved Solids (TDS) > 2500 mg/L
water heater cylinder
Total Dissolved Solids (TDS) not suitable for anode type
water heater cylinder
Saturation Index (SI) > +0.4
(if expansion control valve is not fitted)
water heater cylinder
temperature pressure relief valve
corrosive
SATURATION INDEX
(calculated @ 80°C water temperature)
very corrosive
very scaling
scaling
-1.0
WITHIN WARRANTY
SPECIFICATION
+0.8
SATURATION INDEX (SI)
GAS STORAGE WATER HEATERS
+0.4
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