Solahart Streamline 270MDV, Owner'S Manual

Page: 19 / 56

WATER SUPPLIES
19
-1.0
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SATURATION INDEX (SI)
SOLAR WATER HEATERS - ELECTRIC BOOST
WITHIN WARRANTY
SPECIFICATION
SATURATION INDEX
(calculated @ 80°C water temperature)
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+0.4 +0.8 0
very corrosive very scaling
scaling
corrosive
SUMMARY OF WATER CHEMISTRY ADVICE AFFECTING WARRANTY
The water heater, solar collectors and their 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 Solahart 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) < -1.0 solar collector
copper sheathed heating unit
Saturation Index (SI) > +0.4
(if an expansion control valve is not fitted) water heater cylinder
temperature pressure relief valve
Saturation Index (SI) > +0.8 solar collector
standard watts density heating unit