Table Des Matières; Burner Description; Burner Equipment - Riello 40 GS20/M - HEATER Manuel D'entretien

INDEX
1. BURNER DESCRIPTION . . . . . . . . . . . .
1.1 Burner equipment . . . . . . . . . . . . . . . . .
2. TECHNICAL DATA . . . . . . . . . . . . . . . .
2.1 Technical data . . . . . . . . . . . . . . . . . . . .
2.2 Accessories . . . . . . . . . . . . . . . . . . . . . .
2.3 Overall dimensions . . . . . . . . . . . . . . . .
2.4 Firing rates. . . . . . . . . . . . . . . . . . . . . . .
3. INSTALLATION . . . . . . . . . . . . . . . . . . .
3.1 Boiler fixing . . . . . . . . . . . . . . . . . . . . . .
3.2 Gas feeding line . . . . . . . . . . . . . . . . . . .
4. ELECTRICAL WIRING . . . . . . . . . . . . .
4.1 Electrical system . . . . . . . . . . . . . . . . . .
4.2 Electrical connection . . . . . . . . . . . . . . .
4.3 Probe-electrode positioning . . . . . . . . . .
1.

BURNER DESCRIPTION

Two stage progressive operation mode or fully modulating by regulator, available as
®
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.

1.1 BURNER EQUIPMENT

Flange with insulating gasket . . . . N° 1
Screw and nut for flange . . . . . . . N° 1
Hinge. . . . . . . . . . . . . . . . . . . . . . N° 1
Screw for fixing the cover . . . . . . N° 1
Cable grommet . . . . . . . . . . . . . . N° 1
2546001
1 5. BURNER SETTINGS . . . . . . . . . . . . . . .
1 5.1 Combustion head setting. . . . . . . . . . . . .
5.2 Setting of the air damper servomotor . . .
2
5.3 Commissioning . . . . . . . . . . . . . . . . . . . .
2 5.4 Combustion adjustment. . . . . . . . . . . . . . 10
2 5.5 Burner start-up . . . . . . . . . . . . . . . . . . . . 11
2 5.6 Min. air pressure switch . . . . . . . . . . . . . 11
3 5.7 Max. air pressure switch . . . . . . . . . . . . . 11
5 6. MAINTENANCE . . . . . . . . . . . . . . . . . . . 11
5
7. FAULTS / SOLUTIONS . . . . . . . . . . . . . . 12
5
6
6
7
8
6 8
11
4
9
10
7
Screws and nuts for flange to be fixed to boiler . . . N° 4
7 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
4 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
6 pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N° 1
1
GB
accessory.
Fig. 1
5 3
8
8
9
9
1
D4021
2