Use And Maintenance; Gas Valve - Sime Planet Dewy 60 BFR Manual De Instrucciones

4

USE AND MAINTENANCE

4. 1

GAS VALVE

The boiler, is equipped standard with
the SIT 848 SIGMA gas valve (fig. 16).
4
3
2
1
KEY
1 Upstream pressure fixture
2 Intermediate pressure fixture
3 Air signal intake
4 Downstream pressure fixture
5 Shutter
6 OFF-SET
4.2 ADJUSTMENT
HEATING POWER
To adjust heating power by changing
the 58 kW factor y setting, use a
80
70
60
50
40
30
20
10,9
10
0
5
6
Fig. 16
screwdriver on the heat power trim-
mer (10 fig. 13). To increase operating
pressure, rotate the trimmer clockwi-
se, to reduce it, rotate the trimmer
counter-clockwise.
Boiler power settings can be checked
63
5,8
17
22,6
10 20
0
1
7
3
4
5
8
G31
G20/G25
56,5
30 40 50 60
KEY
1 Gas valve
2 Air pressure switch
3 Fan socket (+)
4 Mixer intake ( - )
5 Nozzle
2
6 Digital pressure gauge
7 Air signal intake
8 Air/gas mixer
6
by observing the "Δp air" can be mea-
sured with a digital pressure gauge
connected as indicated in fig. 17.
The resulting values must correspond
to those shown in the chart of figure
17/a.
Potenza kW
70 Heating power (kW)
Fig. 17/a
IT
ES
FR
BE
GB
RO
RUS
Fig. 17
115