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WARNING
Disconnect the boiler from the mains power supply using the two-pole switch.
IMPORTANT:
Regularly check that the pressure displayed on the pressure gauge is 0.7 - 1.5 bar, with the boiler cold.
In case of overpressure, open the boiler drain tap. In case of insuf cient temperature, open the boiler lling tap ( gure 3).
Open the tap very slowly in order to vent the air.
24 MI FF - 24 MI
Figure 2
The boiler is tted with a hydraulic pressure gauge which prevents the boiler from working if there is no water.
N.B.:
In case pressure drops occur frequently, have the boiler checked by an authorised Service Engineer.
To turn off the boiler, disconnect the electric power supply. In "OFF" mode (section 5) the boiler remains off (the display
indicates OFF) though the electrical circuits remain live and the frost protection device is enabled (section 9).
The boilers can operate both on natural gas and LPG.
All gas conversions must be made by an authorised Service Engineer.
OPERATING INSTRUCTIONS
6. FILLING THE SYSTEM
A - System drain tap
B – Pressure gauge
C - System lling tap
(supplied as an accessory for models 24 FF - 24)
D – Disconnector
7. TURNING OFF THE BOILER
8. GAS CONVERSION
72
24 FF - 24
71.06952.02 - EN
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