Lovato MACUK S-SR PRO Instructions Relatives À L'installation, L'utilisation Et La Maintenance page 21

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In presence of water with hardness above 25 ÷ 30 ° Fr, is prescribed an appropriate treatment of the heating water, in order to avoid limescale problems. It should
be noted that even a small quantity of limescale, could reduce the performances of the domestic side.
!
The materials of construction are in compliance with the Directive 98/83 EC.
IMPORTANT
Despite the fittings are mounted at the factory, it is advisable to monitor all screw connections. Equally important is to do a pressure test during the operation.
Exceeding above listed limits may cause damages to module and impair warranty terms consequently
SECTION 3: DIMENSIONS AND CONNECTIONS
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DESCRIPTION
PH
Saturation factor(delta PH))
Total hardness
Conductivity
Sediments
Clorine
Hydrogen sulphide
Ammonia
Hydrogen carbonate
Hydrogen carbonate / sulphide
Sulphide
Nitrate
Nitrite
Sulphate
Manganese
Free iron
Free carbon dioxide
Assembling instrunctions and maintenance
DCW inlet
DHW outlet
DCW outlet
Primary return
LIMIT VALUES FOR COPPER SOLDERED
UNIT
HEAT EXCHANGER
pH 7-9 (including saturation factor)
pH -0.2<0<+0.2
°Fr 15-30
µS/cm 10...500
mg/l <30
mg/l <0.5
mg/l <0.05
mg/l <2
mg/l <300
mg/l >1.0
mg/l <1
mg/l <100
mg/l <0.1
mg/l <100
mg/l <0.1
mg/l <0.2
mg/l <20
Fig.1
M-F 1-¾"
Fig.1
Heating supply
Heating return
Primary supply
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