ENG - Manual of installation, use and maintenance.
210-0352_libretto_WHC_ATI_eng.docx
19
Jan-19
Outgoing probe temperature:
Writing at the bottom: "ch"
Device Symbol:
Return probe temperature:
Writing at the bottom: "rt"
Device Symbol:
Tank top probe temperature:
Writing at the bottom, "dh1"
Device Symbol:
Tank bottom probe temperature:
Writing at the bottom, "dh2"
Device Symbol:
Flue probe temperature:
Writing at the bottom: "cP"
Device Symbol:
Current fan speed:
Writing at the bottom: "FAn" when the fan is at
rest
“set
-
point” speed when the fan is
operating
Device Symbol:
Water flow rate:
Writing at the bottom: "FLO"
Device Symbol:
Safety thermostat (safety probe):
Writing at the top: "OPEn" if the probe
temperature is higher than the limit of 105 ° C
"CLOS" if the probe temperature is lower than the
limit of 105 ° C
Writing at the bottom: "SAFt"
Device Symbol:
Flame:
Writing at the top: "OFF" if the flame at the burner
is not detected
"On" if the flame at the burner is detected
Writing at the bottom: "FLA"
Device Symbol:
Current operation percentage of the pump:
Writing at the bottom: "PUMP"
Device Symbol:
(with flashing arrows to
indicate the water circulation)
Igniter:
Writing at the top: "OFF" if the igniter is off
"On" if the igniter is operating
Writing at the bottom: "SPAr"
Device Symbol:
Gas valve:
Writing at the top: "OFF" if the valve is closed (not
powered)
"On" if the valve is open (powered)
Writing at the bottom: "GAS"
Device Symbol:
Loads:
This information summarizes the current loads
status, displaying the symbols (as described above)
of the currently active devices in the system.
Furthermore:
Writing at the top: current fan speed (in
revolutions / minute).
Writing at the bottom: percentage of current
pump speed
