Gas Connection - SBM SX Series Installer's Instructions

2.7 Gas connection

BEFORE INSTALLATION, CHECK THAT LOCAL CONDITIONS OF SUPPLY, GAS TYPE / PRESSURE AND


GAS SUPPLY
MAIN VALVE
GAS FILTER
EQUIPMENT SETTINGS ARE COMPATIBLE.
Gas piping must not :
- be located in the heated area around a heater (see diagram below).
1 m
- produce any stress on the injector block. (Use preferably a metallic hose)
heater with tapered fitting R1/2" conical : maintain the tapered inlet
with a size 24 spanner while securing the gas connection (see picture below).
MEDIUM PRESSURE GAS SUPPLY
Gas supply pressure greater than the heater operating pressure
(see tables on pages 2 and 3).
GAS
G20 (Natural gas)
G31(Propane)
NC
NC
NC
HEATED
AREA
HEATED AREA
Size 24 spanner
GAS SUPPLY PRESSURE
200 mbar at 1.5 bar max.
500 mbar at 1.5 bar max.
SOLENOID VALVE
(NC = Normally Closed)
OR MAIN VALVE
VALVE + GAS REGULATOR
2 m
SX HEATER
11