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Technical information
3.2.6 Hydraulic conditions and water quality
Operating conditions
Operating pressure
(overpressure)
Permissible site test pressure
Protection against over-
temperatures with TR
thermostat
Temperature safety limit by
STB safety temperature cut-out
Water quality
Tab. 8
Hydraulic system and water quality
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Logano G215 US oil/gas-fired boilers • Issue 11/2004
Notes – Requirement in greater detail
15 – 58 psi
Maximum 30 psi with the supplied safety valve.
45 – 75 psi
122 – 194 °F
212 – 248 °F
On some controls adjustable on site from 212 to 248 °F.
–
Use only drinking water to fill and top-up the boiler. We recommend a pH value
of 8.2 – 9.5.
3
11
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