A.O. Smith SGS - 100 Installation & Service Manual page 20

3
3.3.1
3.3.2
3.3.3
20
Installation
Air humidity and ambient temperature
The boiler room must be frost-free, or be protected against frost. The table
shows the environmental conditions that must be adhered to for correct
functioning of the electronics present in the appliance to be guaranteed.
Air humidity and ambient temperature specifications
Air humidity and ambient temperature
Air humidity
Ambient temperature
Maximum floor load
In regard to the total weight of the installation, bear in mind that the installation
always comprises an appliance complete with storage tank.
Maximum floor load
Allow for the appliance's weight with respect to the maximum floor load; refer to
the table.
Weight specifications related to maximum floor load
Weight of the appliance filled with water
SGS 80, SGS 100
Maximum floor load of storage tank
Bear in mind the weight of the storage tank (completely filled with water) when
considering the maximum floor load. This maximum floor load may be between
400 and 4500 kg. This depends on the type of storage tank .
Water composition
The appliance is intended for heating drinking water. The drinking water must
comply with the regulations governing drinking water for human consumption.
The table gives an overview of the specifications.
Water specifications
Water composition
Hardness
(alkaline earth ions)
Conductivity
Acidity (pH value)
Note
If the water specifications deviate from those stated in the table, the storage
tank protection cannot be guaranteed
If the water hardness is greater than 4° dH, please contact A.O. Smith.
max. 93% RV at +25°C
Functional: 0 < T < 60°C
940 kg
> 1.00 mmol/l:
• German hardness > 5.6° dH
• French hardness > 10.0° fH
• British hardness > 7.0° eH
> 125 µS/cm
7,0 < pH value < 9.5
(16 "Warranty (certificate)").
Instruction manual SGS
is