Unigas TLX2020 Installation Manual page 33

Adjusting the pilot gas flow rate: gas valve Brahma EG12xR and pressure governor
To change the pilot gas valve flow rate, proceed as follows:
1 remove the protection on the bottom of the valve, moving it counterclockwise (see next picture);
2 rotate clockwise the nut 1 as shown in to close the valve or counterclockwise to open.
To perform gas pressure adjustment, act on the pressure governor as follows (see next picture):
3 remove the cap T: to increase the gas pressure at the outlet use a screwdriver on the screw TR as shown in the next picture. Screw
to increase the pressure, unscrew to decrease; once the regulation is performed, replace cap T.
Brahma gas valve EGRx12
Set pilot gas pressure switch at 50 mbar.
Now adjust the pressure switches (see next par.).
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PART III: OPERATION
T
Gas pressure governor
Fig. 7
TR