3350
2
GB
1.
BURNER DESCRIPTION
Gas burner with two-stage progressive or modulating operation.
1.1
BURNER EQUIPMENT
Insulating gasket . . . . . . . . . . . . . . . No. 1
Screws and nuts for boiler fixing flange . . . . . . . No. 4
Remote reset connection . . . . . . . . . No. 1
7-pin plug. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
4 pin plug . . . . . . . . . . . . . . . . . . . . No. 1
Gas valve f screws . . . . . . . . . . . . . . . . . No. 1
Spare parts list . . . . . . . . . . . . . . . . No. 1
Instructions manual . . . . . . . . . . . . . . . . . . . . . . No. 1
1.2 ACCESSORIES
DIAGNOSTIC SOFTWARE KIT
A special kit is available that, by an optical link to a PC, shows the burner life together with operating hours,
type and number of lockout, serial number and no. of motor rpm's.
To display the diagnostic, proceed as follows:
³
Connect the kit supplied separately to the appropriate socket on the control box.
The information is read after the software program in the kit is booted.
REMOTE RESET KIT
The burner is fitted with a remote reset kit (
RS
)
consisting of a connection to which a button can be con-
nected up to a distance of 20 meters.
For the installation, remove the protection block installed in the factory and install the block that is supplied
with the burner (see wiring diagram on page 8).
LPG KIT
There is a special kit available that, when mounted on the gas valve, enables burners suitable to run on
natural gas, to burn LPG. Refer to the instructions supplied with the “LPG kit” for installation. The kit must
be installed in conformity with laws and local regulations.
2
1
– Reset button with lockout warning
2
– Control box
3
– Gas valve
4
– Air/gas mixer in intake circuit
5
– Flange
6
– Motor
³
CE marking according to Gas Directive 90/396/EEC;
CE-0085BR0101
The burner conforms with the Directives: EMC 89/336/EEC, Low Voltage 73/23/EEC, according to EN 676.
³
Gas train conforms with Gas Directive 90/396/EEC.
³
The burner has been tested to conform with the Directives EN60335 / EN50165.
To comply with the above-mentioned requirements it is necessary for the burner to be protected by a
hood or by the boiler door Removal of this protection must only be possible with the aid of a tool.
Fig. 1
D7371
6
7
– 4 pole socket
8
– Manifold
9
– Combustion head with metal mesh
10
– Electrode
11
– Probe
1
7
8
4
3
9
5
11
10
