Connecting up the combi steamer
Installation manual 58
► Gas installation to a fixed connection on OGS/OGB appliances
Risk of explosion
Risk of explosion from escaping gas
Escaping gas can ignite and cause an explosion.
If you smell gas, follow the instructions below:
f Cut off the gas supply immediately.
f Ventilate the room thoroughly.
f Avoid creating a spark (e.g. by operating a switch, using a phone or touching electrical switching
elements).
f Tell the gas supplier or even the fire brigade (external telephone).
f Leave the building together with all other personnel.
Risk of suffocation
Risk of suffocation from lack of air suitable for breathing
Inadequate ventilation at the installation location can lead to suffocation.
Follow the instructions below accordingly:
f Only use the appliance in well ventilated rooms.
f Ensure that there is a sufficient supply of air for the level of combustion.
Class of gas appliance
There are two possible classes of gas appliance for the combi steamers:
Type Meaning Usage
B23
Open flues dependent on room air
with fan upstream of the burner and
without draught diverter
OGS and OGB appliances are supplied as type B23 gas
appliances
B13
Open flues dependent on room air
with fan upstream of the burner and
with draught diverter
All appliances can be installed as type B13 appliances by
retrofitting a draught diverter (available as a special acces-
sory).
Gas installation regulations
The following points must be observed when installing the gas:
The gas installation must only be carried out by an approved contract installation company of the
relevant gas supplier.
The gas fitter must not work on those parts sealed by the manufacturer or its authorized agents.
The gas installation must be performed in accordance with local regulations.
The gas installation must be performed in accordance with the regulations of the gas supply com-
pany.
In Germany these are:
Technische Regeln Gasinstallation TRGI (Techncial regulations for gas installation)
Technische Regeln Flüssiggas TRF (Technical regulations for liquid gas)
DWGW Arbeitsblatt G634 (DWGW worksheet)
DWGW Arbeitsblatt G21 (DWGW worksheet)
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