2546001
1
GB
INDEX
1.
BURNER DESCRIPTION
Two stage progressive operation mode or fully modulating by regulator, available as accessory
.
1.1 BURNER EQUIPMENT
Flange with insulating gasket . . . . N° 1
Screws and nuts for flange to be fixed to boiler . . . N° 4
Screw and nut for flange . . . . . . . N° 1
7 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
Hinge. . . . . . . . . . . . . . . . . . . . . . N° 1
4 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
Screw for fixing the cover . . . . . . N° 1
6 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
Cable grommet . . . . . . . . . . . . . . N° 1
1.
BURNER DESCRIPTION . . . . . . . . . . . .
1
1.1
Burner equipment . . . . . . . . . . . . . . . . .
1
2.
TECHNICAL DATA . . . . . . . . . . . . . . . .
2
2.1
Technical data . . . . . . . . . . . . . . . . . . . .
2
2.2
Accessories . . . . . . . . . . . . . . . . . . . . . .
2
2.3
Overall dimensions . . . . . . . . . . . . . . . .
2
2.4
Firing rates. . . . . . . . . . . . . . . . . . . . . . .
3
3.
INSTALLATION . . . . . . . . . . . . . . . . . . .
5
3.1
Boiler fixing . . . . . . . . . . . . . . . . . . . . . .
5
3.2
Gas feeding line . . . . . . . . . . . . . . . . . . .
5
4.
ELECTRICAL WIRING . . . . . . . . . . . . .
6
4.1
Electrical system . . . . . . . . . . . . . . . . . .
6
4.2
Electrical connection . . . . . . . . . . . . . . .
7
4.3
Probe-electrode positioning . . . . . . . . . .
8
5.
BURNER SETTINGS . . . . . . . . . . . . . . .
8
5.1
Combustion head setting. . . . . . . . . . . . .
8
5.2
Setting of the air damper servomotor . . .
9
5.3
Commissioning . . . . . . . . . . . . . . . . . . . .
9
5.4
Combustion adjustment. . . . . . . . . . . . . . 10
5.5
Burner start-up . . . . . . . . . . . . . . . . . . . . 11
5.6
Min. air pressure switch . . . . . . . . . . . . . 11
5.7
Max. air pressure switch . . . . . . . . . . . . . 11
6.
MAINTENANCE . . . . . . . . . . . . . . . . . . . 11
7.
FAULTS / SOLUTIONS . . . . . . . . . . . . . . 12
®
CE marking according to Gas Appliance Directive 90/396/EEC.
®
The burner is approved for intermittent operation as per Directive EN 676.
®
The burner meets protection level of IP 40, EN 60529.
®
According to directives: EMC 89/336/EEC, Low Voltage 73/23/EEC, Machines 98/37/EEC and
Efficiency 92/42/EEC.
®
Gas train according to EN 676.
1
√ Air damper servomotor
2
√ Air-damper
3
√ 6 pole socket for gas-train
4
√ 7 pole socket for electrical
controls
5
√ 4 pole socket for high-low power
6
√ Power regulator of RWF 40
7
√ Grommet
8
√ Lock-out lamp and reset button
9
√ Screw for fixing the cover
10
√ Min. air pressure switch
11
√ Max. air pressure switch
NOTE
The cable grommet (7) and the screw for fixing the cover (9) supplied with the burner, must be fitted to the
same side as the gas train.
1
7
2
6
8
D4021
Fig. 1
5
4
3
9
11
10
