Install Instructions

Table Of Contents
Technical information 3
11
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
3.2.6 Hydraulic conditions and water quality
Operating conditions Notes – Requirement in greater detail
Operating pressure
(overpressure)
15 58 psi Maximum 30 psi with the supplied safety valve.
Permissible site test pressure 45 75 psi
Protection against over-
temperatures with TR
thermostat
122 194 °F
Temperature safety limit by
STB safety temperature cut-out
212 248 °F On some controls adjustable on site from 212 to 248 °F.
Water quality Use only drinking water to fill and top-up the boiler. We recommend a pH value
of 8.2 – 9.5.
Tab. 8 Hydraulic system and water quality