Gas Train; Gas Train Installation; Gas Pressure - Riello GAS 3 P/M Installation, Use And Maintenance Instructions
Forced draught gas burner
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- Installation, use and maintenance instructions (20 pages) ,
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5.8.2
Gas train
Type-approved in accordance with EN 676 and supplied
separately from the burner.
5.8.3
Gas train installation
Disconnect the power supply using the system
main switch.
DANGER
Check that there are no gas leaks.
Pay attention when handling the train: danger of
crushing of limbs.
Make sure that the gas train is properly installed
by checking for any fuel leaks.
The operator must use the required equipment
during installation.
The train can enter the burner from the right or left side,
depending on which is the most convenient, see Fig. 5.
20159111
Installation
5.8.4
Gas pressure
Tab. H indicates the pressure drops of the combustion head and
gas butterfly valve, on the basis of the burner operating output.
kW
130
154
179
203
228
252
277
301
326
350
180
212
244
277
309
341
373
406
438
470
320
358
396
433
471
509
547
584
622
660
520
579
638
697
756
814
873
932
991
1050
800
907
1013
1120
1227
1333
1440
1547
1653
1760
Data of head thermal power and gas pressure
refer to operation with gas butterfly valve fully
open (90°).
ATTENTION
22
GB
1 p (mbar)
G20
G25
3.6
5
4
5.6
4.8
6.7
5.8
8.1
6.9
9.7
8
11.2
8.9
12.5
9.8
13.7
10.7
15
11.7
16.4
3.7
5.2
4.3
6
5
7
5.8
8.1
6.6
9.2
7.3
10.2
8.1
11.3
9.1
12.7
10.4
14.6
12
16.8
7.6
10.6
8
11.2
8.4
11.8
9
12.6
9.5
13.3
10.1
14.1
10.8
15.1
11.3
15.8
11.9
16.7
12.4
17.4
9.4
13.2
10.1
14.1
10.7
15
11.2
15.7
11.6
16.2
12
16.8
12.4
17.4
12.8
17.9
13.3
18.6
13.8
19.3
9.5
13.3
10.4
14.6
11.3
15.8
12.2
17.1
13
18.2
13.9
19.5
14.6
20.4
15.3
21.4
16
22.4
16.8
23.5
Tab. H
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