BORETTI CFBG902AN Instruction On Mounting And Use Manual page 224

C)
GAS CONNECTION
Cat: II 2E+3+
FR
The fitting (fig. 9.7) is made up of:


Gas train terminal fitting (rh or lh)
A -


G - Sealing gasket
For gases supplied by a pipe (natural
gas, G20/G25), the connection can be
made using one of the following:
• a rigid pipe with screw-nut;
a metal corrugated flexible hose
•
according to NF D 36-121 (fig. 9.8a);
a flexible hose with mechanical ferrule
•
according to NF D 36-103 or D 36-100
(fig. 9.8b);
For butane (G30) / propane (G31)
distributed by cylinder or tank, the
connection is made using one of the
following:
• a rigid pipe with screw-nut;
a metal corrugated flexible hose
•
according to NF D 36-125 (fig. 9.8a);
a flexible hose with mechanical ferrule
•
according to NF D 36-112 (fig. 9.8b);
• Only for the appliances which
cannot be built-in (classe 1) et
only for butane-propane delivered
in mobile containers: by fitting the
proper hose holder (not supplied with
the appliance), interposing a sealing
gasket, and using a suitable flexible
hose according to XP D 36-110 with
an internal diameter of 6 mm (fig.
8.8c); make sure that the flexible hose
is pushed over the hose connector to
the full depth, and secured with a hose
clamp (not supplied);
For Butane (G30)/Propane (G31) a gas
pressure regulator,
Standard NF EN 13785, can be used as
main gas shutoff valve to stop the gas
supply when the appliance is not used.
224
according to the
A
G
a b
Fig. 9.7
Fig. 9.8
G
c
Fig. 9.9