Pag. 41 di 69
SUPPLY PRESSURE CHECK
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1. Loosen screw “1” (fig. A) and insert the pressure gauge fitting
pipe in the pressure intake.
2. Put the boiler on maximum operating power (hot water tap
open). The supply pressure must correspond with the one foreseen
for the type of gas for which the boiler has been prearranged (refer
to table below).
3. After checking tighten screw “1” and check the seal.
1. To check maximum power, loosen screw “2” (fig.B) and insert the
pressure gauge fitting pipe in the pressure intake.
2. Disconnect the compensation pipe of the air chamber (fig.B).
3. Start the boiler at maximum power with the flue cleaner function
(press Reset button for 5 sec.).
4. The supply pressure must correspond with the one foreseen for
the type of gas for which the boiler has been prearranged (refer to
table below). If it does not, remove the protection cap and act on
adjusting hexagon nut “3” (fig. C).
5. After checking tighten screw “2” and check the seal.
6. Reassemble the protection cap of the modulator.
7. Reconnected the compensation pipe.