Commissioning - Ferroli DIVA D F24 Instructions For Use, Installation And Maintenance

"Hi" - History Menu
The card can store the last 11 faults: the History datum item H1: represents the most recent fault that occurred; the
History datum item H10: represents the least recent fault that occurred.
The codes of the faults saved are also displayed in the corresponding menu of the Remote Timer Control.
Press the Heating buttons to scroll the list of faults in increasing or decreasing order. Press the DHW buttons to display
the value.
Press the Reset button to return to the Service Menu. Press the Reset button for 20 seconds to exit the card Service
Menu, or exiting occurs automatically after 15 minutes.
"rE" - History Reset
Press the Eco/Comfort button for 3 seconds to delete all the faults stored in the History Menu: the card will automatically
exit the Service Menu, in order to confirm the operation.
Press the Reset button for 20 seconds to exit the card Service Menu, or exiting occurs automatically after 15 minutes.

3.2 Commissioning

Before lighting the boiler
• Check the seal of the gas system.
• Check correct prefilling of the expansion tank.
• Fill the water system and make sure all air contained in the boiler and the system has been vented.
• Make sure there are no water leaks in the system, DHW circuits, connections or boiler.
• Check correct connection of the electrical system and efficiency of the earthing system.
• Make sure the gas pressure for heating is that required.
• Make sure there are no flammable liquids or materials in the immediate vicinity of the boiler
IF THE ABOVE INSTRUCTIONS ARE NOT OBSERVED THERE MAY BE RISK
B
OF SUFFOCATION OR POISONING DUE TO GAS OR FUMES ESCAPING;
DANGER OF FIRE OR EXPLOSION. ALSO, THERE MAY BE A RISK OF ELEC-
TRIC SHOCK OR FLOODING THE ROOM.
Checks during operation
• Switch the unit on.
• Check the tightness of the fuel circuit and water systems.
• Check the efficiency of the flue and air/fume ducts while the boiler is working.
• Make sure the water is circulating properly between the boiler and the systems.
• Make sure the gas valve modulates correctly in the heating and domestic hot water production stages.
• Check correct boiler lighting by performing various tests, turning it on and off with the room thermostat or remote
control.
• Make sure the fuel consumption indicated on the meter matches that given in the technical data table in cap. 4 "Te-
chnical data and characteristics".
• Make sure that with no demand for heating, the burner lights correctly on opening a hot water tap. Check that in
heating mode, on opening a hot water tap, the heating circulating pump stops and there is regular production of hot
water.
• Make sure the parameters are programmed correctly and carry out any required customisation (compensation cur-
ve, power, temperatures, etc.).
62
cod. 3542A640 - Rev. 00 - 11/2022
DIVA D F
EN