20 /
COMMISSIONING
a
b
Checking the gas settings
Supply pressure check
1. Close the gas valve.
2. Loosen screw “b” and insert the pressure gauge
connection pipe into the pipe tap.
3. Open the gas valve.
4. Switch the appliance ON by opening a DHW tap.
The supply pressure should correspond to the value
established in relation to the type of gas for which the
appliance is designed.
5. Switch the appliance OFF by closing the DHW tap.
6. Close the gas valve.
7. When the check is over, tighten screw “b” and make
sure it is securely in place.
8. Open the gas valve and check the tightness of the
screw.
Checking the maximum and minimum pressure
(see the Gas setting table)
1. Close the gas valve.
2. Loosen screw “a” and insert the manometer
connection pipe into the pipe tap.
3. Open the gas valve.
4. Press the On/Off button the display will illuminate.
5. Open one hot water tap.
Simultaneously press the
and (2) buttons for
5 seconds. The display shows26.
6. Press the On/Off, appliance forced to maximum
power. The display shows a number from “00” to “99”.
7. On the manometer verify the pressure and if
necessary press the the
and (2) buttons to
adjust maximum burner pressure as indicated on the
gas settings table.
WARNING!!
Should the power pressure not
correspond to what is indicated on the
Gas Summary Table, DO NOT ACTIVATE
THE DEVICE.
Checking slow ignition power
(see the Gas setting table)
1. Close the gas valve.
2. Loosen screw “a” and insert the manometer
connection pipe into the pipe tap.
3. Open the gas valve.
4. Press the On/Off button the display will illuminate.
5. Disconnect and reconnect the power supply.
6. Press simultaneously press the
or (2) buttons
for 3 seconds. The display showsL6, ppliance
forced to ignition power. Open one hot water tap.
7. On the manometer verify the pressure and if
necessary press the
or (2) buttons to adjust
the slow ignition pressure as indicated on the gas
settings table.
8. Press the ON/FF button to save the change.
9. Close Hot water tap. Switch off the appliance through
ON/OFF button.
10. Close Hot water tap. Switch off the appliance through
ON/OFF button.
11. Tighten the connector screw tightly and check for
leaks using a suitable device
8. Press the On/Off, appliance forced to minimum
power. The display shows a number from “00” to “99”.
9. On the manometer verify the pressure and if
necessary press the the
and (2) buttons to
adjust minimum burner pressure as indicated on the
gas settings table.
10. Press the On/Off button to conrm.
11. Close Hot water tap. Switch off the appliance through
ON/OFF button.
12. Tighten the connector screw tightly and check for
leaks using a suitable device
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