Riello BS1F Instrucciones De Instalación, Uso Y Mantenimiento página 22

5.10 Gas feeding
Explosion danger due to fuel leaks in the pres-
ence of a flammable source.
Precautions: avoid knocking, attrition, sparks and
heat.
Make sure the fuel shut-off valve is closed before
performing any operation on the burner.
5.10.1 Gas feeding line
1
D5209
Key (Fig. 17)
1 Gas input pipe
2 Manual gate(under the responsibility of the installer)
3 Gas pressure gauge
installer)
4 Filter
5 Gas pressure switch
6 Safety valve
7 Pressure stabiliser
8 Adjustment valve
M1 Test point for measuring the power supply pressure
M2 Test point for measuring pressure at the head
5.10.2 Train electrical supply
The gas train supply cables can be fed to the right or left of the
burner (Fig. 18).
Depending on the entry point, the cable clamp with pressure test
point 1) and simple cable clamp 2) may need swapping over.
Consequently, you must make sure:
 the cable clamp 1) is positioned correctly;
 the tube is positioned correctly so that there are no restric-
tions likely to impede air flowing to the pressure switch.
If necessary, cut the tube to the right size.
ATTENTION
20140262
Installation
2 3 M1 4
(under the responsibility of the
The fuel supply line must be installed by qualified
personnel, in compliance with current standards
and laws.
ATTENTION
5 6 7
8
1
2
D7113
20
GB
M2
Fig. 17
2
1
Fig. 18