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COMMISSIONING
Ignition procedure
Press the ON/OFF key placed
on the control panel, to display
the set temperature.
For temperature adjustments
see the User Manual paragraph.
Initial procedures
To guarantee safety and the correct operation of the
appliance, the appliance must be prepared for operation
by a qualied technician who possesses the skills which
are required by law.
Electricity supply
- Check that the voltage and frequency of the electricity
supply correspond to the data shown on the appliance
data plate;
- Make sure that the earthing connection is efcient.
Filling the hydraulic circuit
Proceed in the following manner:
- Gradually open the valve located on the cold inlet;
- open a D.H.W. tap.
WARNING!!
DO NOT USE THE APPLIANCE
WITHOUT WATER.
Gas supply
Proceed in the following manner:
- Make sure that the main gas supply uses the same
type of gas as indicated on the appliance data plate;
- Open all doors and windows;
- Make sure there are no sparks or naked ames in the
room;
- Make sure that the system does not leak fuel using a
cut-off valve inside the appliance itself which should
be closed and then opened while the gas valve is
disabled. The meter must not show any signs of gas
being used for 10 minutes.
First ignition
The rst start-up must be carried out by a
qualied technician.
1. Make sure that:
- The gas valve is closed;
- The electrical connection has been properly carried
out. Make sure that, in any case, the green/yellow
earthing wire is connected to an efcient earthing
system;
- The exhaust duct for combustion products should
be suitable and free from any obstructions;
2. Switch on the appliance (by pressing the ON/OFF
button)
3. Open a D.H.W. tap.
4. The appliance indicates the ignition lock failure
5. Close the D.H.W. tap.
6. To Restore the system, turn the appliance off and on
again.
7. Open the gas valve and check the connection seals,
including the appliance connection seals, making sure
that the meter does not detect any passage of gas.
Eliminate any leaks.
8. Start the appliance by opening a D.H.W. tap.
WARNING!!
Water with a temperature higher than 50°
can cause serious burns.
Always verify water temperature before
use.
WARNING!!
Do not use the appliance without water.
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