16
3061490_0709
Installation
Gas connection
Fig.:
Gas shut-off valve
angled version (accessories)
Fig.:
Gas shut-off valve
straight version (accessories)
Laying the gas pipe as well as gas con
-
nections must only be carried out by a
licensed gas fitter. Close the gas shut-off
valve on the gas fired boiler to pressure
test the gas pipe.
Clean all residues from the heating pipe
-
work and the gas pipe prior to connecting
the boiler, particularly in older systems.
Prior to commissioning, test all pipe and
other gas connections for soundness.
Inappropriate installation or using unsui
-
table components or assemblies may lead
to gas escaping, which results in a risk of
poisoning and explosion.
Install a gas shut-off valve with fire pro
-
tection in the gas supply line upstream
of the Wolf gas fired boiler. Otherwise ex
-
plosions may occur during a fire. Size the
gas supply line in accordance with current
regulations.
Gas fittings on the gas burner may be pres
-
sure tested to 150 mbar. Higher pressure
may damage the gas burner fitting, resul
-
ting in a risk of explosion, asphyxiation or
poisoning.
Close the gas shut-off valve on the gas fired
boiler to pressure test the gas pipe.
Install the gas ball valve in an easily acces
-
sible position.
Prior to installation, ensure that the boiler corresponds
to the type of gas available. See the table opposite for
factory settings subject to gas type.
Table: Factory settings subject to gas type
Natural gas H:
Ws = 12.7 - 15.2 kWh/m
3
= 45.7 - 54.7 MJ/m
3
LPG P:
Ws = 20.2 - 21.3 kWh/m
3
= 72.9 - 76.8 MJ/m
3
Summary of Contents for CGB-35
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