baltur GI 350 DSPGN Instruction page 46

DIAGRAM FOR MODULATING OR TWO-STAGE PROGRESSIVE GAS
AND DUAL FUEL BURNERS AT NOMINAL THERMAL POWER > 2000
 Modulating servomotor
2 Deflector with air and gas supply rate adjuster
screws
3 Gas supply modulating throttle valve
4 Safety gas valve
5 Pilot gas valve
6 Air pressure switch
7 Seal control device (LDU) and pressure switch
DETAILS ON THE BUTTERFLY VALVE FOR THE REGULATION OF
THE GAS DELIVERY
The notch shown on the end of the shaft indicates
the position of the butterfly valve (shutter)
44 / 
000608006_2007/06
8 Connection between main valves for
the valve seal control device
9 Minimum and maximum gas pressure
switches with pressure take-offs
0 Gas pressure regulator
 Filter
2 Anti-vibration coupling
3 Ball valve
14 Main flame gas valve
N° 0002910611
REV.:05/11/2002
N° BT 8815