baltur COMIST 180 DSPNM User Instruction Manual page 19

DraWing Of gas anD mixeD mODULaTing TWO-sTage PrOgressiVe
BUrners WiTH raTeD THermaL POWer > 2000 KW (eC VersiOn)
1 Modulation servomotor
2 Disc with screws for adjusting the air/gas output
3 Gas supply modulating control throttle valve
4 Safety gas valve
5 Pilot gas valve
6 Air pressure switch
7 Valve seal control device and pressure switch (LDU)
8 Connection of main valves for gas valve seal control device
DeTaiL Of gas sUPPLY BUTTerfLY
VaLVe fOr COmisT 122 DsPnm
The slot on the end of the shaft indicates
the butterfly valve position (gate)
9 Minimum and maximum gas pressure switch with pressure
ports
10 Gas pressure control
11 Gas filter
12 Anti-vibration joint
13 Ball cock
14 Main flame gas valve
DeTaiL Of gas sUPPLY BUTTerfLY VaLVe
fOr COmisT 180 - 250 - 300 DsPnm
The slot on the end of the shaft indicates
the butterfly valve position (gate)
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