Ravelli HRV 140 Silhouette, Руководство по эксплуатации и обслуживанию, Страница: 32 / 76

Use and maintenance manual HRV Silhouette
Pag.32
Rev.0 10/05/2021
Components
This stove is equipped with the following control and safety components:
• 3 bar safety valve;
• Booster pump control thermostat (integrated in the functions of the electronic board);
• Acoustic alarm activation thermostat (integrated in the functions of the electronic board);
• Temperature indicator (integrated in the functions of the electronic board, with display);
• Pressure indicator (integrated in the functions of the electronic board, with display);
• Acoustic alarm (integrated in the functions of the electronic board);
• Automatic regulation thermal switch (integrated in the functions of the electronic board);
• Automatic blocking thermal switch (manual reset thermostat);
• Circulation system;
• Expansion system (Expansion vessel).
Local laws and regulations (for example the UNI 10412-2 standard valid in Italy) could provide for other safety components. In this
case they must be mounted in the system.
The construction of a heating system with the relative installation of the boiler must comply with all national and local regulations in
force in the place where the system is carried out.
Stove-system connection
3/4’’ Flow
Ø 18
Safety drain
3/4’’ Return
1/2’’ Filling
Filling tap
Ø 10 Drain
Jolly valve
(automatic vent
valve)
Hydraulic unit
with pump
Connect the stove to the hydraulic system so as not to constrain it excessively and to allow it to move slightly.
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Before connecting the thermo-stove, it is strongly recommended that the system be thoroughly washed in order to eliminate
residues and deposits.