3.6 sitinG AnD FixinG A minimum dynamic pressure of 1.5 bar or 20 litres per minute is required for satisfactory operation. 85% of UK dwellings have a mains pressure above 2.0 bar. note: tHe MAins wAter supply Must not exceeD 16 BAr. The cylinder should be left packed until it is time to install. When unpacking the appliance follow the guidelines within the packaging and take care not to damage the temperature and pressure relief valve, thermostats and immersion heaters. The cylinder may be installed in any convenient position. As it is connected to the mains cold water supply. Consideration must be given to allow ease of access and space for removal of components for maintenance purposes. Additionally, do not install the unit in premises which may be subject to freezing. Ensure that the floor load bearing strength is adequate to take the weight of the cylinder when full of water (see tABle 1). e.g. Do not install the cylinder on floors made of chipboard or other flooring where the mechanical strength is compromised when damp. The ST100 ProTech models are wall mounted. All other models are free standing. All units must be installed in the verticAl position. For maintenance purposes leave at least 500 mm free space in front of the unit, for access. note: On Indirect models, ensure a balancing valve is fitted on the return pipework from the cylinder coil. iMportAnt: In the event that the installation of this cylinder wil require a third sensor to be fitted (i.e. Solar) please also refer to Section 3.3 General Guidance options A and B (page 5) of this manual. For further technical advice, please contact the Ariston Technical Advice Line on 0870 241 8180. 6
3.7 overAll DiMensions ST ProTech100 Classico HE STD 125-150-210-300 Classico HE STI 125-150-210-300 Classico HE STD 500 Classico HE STI 500 tABle 1 Model Storage Units Pipe Size Coil Dimensions in mm Weight Surface When Full Capacity m 2 Kg Inlet Outlet A B C D E F G H I J Direct rAnGe Wall-hung 141 ST 100 ProTech 100 l 3/4” - 550 175 700 230 575 560 - - - - 129 Floor Standing Classico HE STD 125 Classico HE STD 150 Classico HE STD 210 Classico HE STD 300 Classico HE STD 500 25 l 150 l 200 l 300 l 500 l 3/4” Male 3/4” Male 3/4” Male 3/4" Male 1” Male - - - - - 666 806 956 1199 1390 763 921 1237 1540 335 1024 1182 1498 1792 1870 - - - - - - - - - - 550 550 550 600 714 281 281 281 259 - - - - - - - - - - - - - - - - 158 190 245 625 166 inDirect rAnGe Classico HE STI 125 Classico HE STI 150 Classico HE STI 210 Classico HE STI 300 Classico HE STI 500 125 l 150 l 200 l 300 l 500 l 3/4” Male 3/4” Male 3/4” Male 3/4” Male 1" Male 0.75 0.9 0.9 0.9 1.5 666 806 956 1199 1390 763 921 1237 1540 335 1024 1182 1498 1792 1870 641 781 781 784 700 - - - - - 550 550 550 600 714 281 281 281 259 - 241 241 241 244 - - - - - - - - - - - 201 256 395 641 7
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