12
GAS FEEDING
KEY (A)
1
Gas input pipe
2
Manual valve
3
Vibration damping joint
4
Pressure gauge with pushbutton cock
5
Filter
6A Includes:
– Filter
– working valve
– safety valve
– pressure adjuster
6C Includes
– safety valve
– working valve
6D Includes:
– safety valve
– working valve
– pressure adjuster
– filter
7
Minimum gas pressure switch
8
Leak detection device, supplied as an ac-
cessory or incorporated, based on the gas
train code. In compliance with the EN 676
standard, the leak detection control is com-
pulsory for burners with maximum outputs
over 1200 kW.
9
Gasket, for “flanged” versions only
10
Pressure adjuster
11
Train-burner adaptor, supplied separately
P2 Upstream pressure of valves/adjuster
P3 Upstream pressure of the filter
L
Gas train supplied separately
L1
The responsibility of the installer
GAS TRAIN
Type-approved in accordance with EN 676 and
supplied separately from the burner.
To select the correct model of the gas train, refer
to the “burner-gas train combination” manual
supplied.
See the accompanying instructions for the ad-
justment of the gas train.
GAS TRAIN INSTALLATION
• The gas train must be connected to the gas
attachment 1)(B), using flange 2), gasket 3)
and screws 4) supplied with the burner.
• The gas train can enter the burner from the
right or left side, depending on which is the
most convenient.
• Make sure that the pressure governor calibra-
tion range (colour of the spring) comprises the
pressure required by the burner.
Explosion danger due to fuel leaks in
the presence of a flammable source.
Precautions: avoid knocking, attri-
tion, sparks and heat.
Make sure that the fuel interception
tap is closed before performing any
operation on the burner.
The fuel supply line must be installed
by qualified personnel, in compliance
with current standards and laws.
The gas solenoids must be as close
as possible to the burner, to ensure
that the gas reaches the combustion
head within the safety time of 3s.
(A)
20057264
MB
20062223
MBC
20062227
DMV
20062228
CB
(B)
D3002
WARNING
WARNING
Summary of Contents for RLS 190/M MZ
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