29
ENGLISH
COMMISSIONING AND MAINTENANCE
Preparing for initial startup
The boiler must be started up for the first time by the manufac-
turer's Technical Assistance Service.
Perform the following checks before starting up the boiler:
- Check that the fuel shut-off cock and heating system
shut-off cock are open
- check that the central heating circuit pressure gauge
shows a pressure over
1,5 bar
with the system cold.
Check also that the circuit is properly de-aerated
- Check that the expansion vessel is correctly pre-
charged
- the electric connections have been made correctly
- Check that the flue gas vent and comburent air intake
flues (
ACQUAHOME 32 BS
) or room vents (
ACQUAHOME
32 B
) are made to applicable laws and standards.
Initial startup
Once you have completed all the checks listed above, pro-
ceed as follows to start up the boiler for the first time:
- turn the boiler’s mains power switch ON
- Set the room thermostat to the required temperature (~
20°C) or, if the system has a timer or timer-thermostat,
make sure that this is switched “ON” and adjusted to
the required temperature (~ 20°C).;
- Open the control panel access door;
- Set boiler temperature to 75°C and storage cylinder
temperature to 50°C as instructed in the relevant parts
of the "Menu settings" section;
- Turn the function selector to "ON" and make sure that
the green power indicator lights;
- Press the mode key to set the desired functioning mode
(Summer or Winter);
The boiler starts up and the burner remains lit until the temper-
ature setpoint is reached.
Ignition failure
If any ignition errors or malfunctions occur, the burner enters
“LOCKOUT”. This is shown by the red button light on the burn-
er and by the warning light on the control panel.
b
If a “LOCKOUT SHUTDOWN” occurs, wait about 30 sec-
onds before resetting the burner.
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