- 10 -
USE
APPLIANCE DESCRIPTION
LCD general features
1.4
For the boiler technical informations refer to
the
section "TECHNICAL INFORMATION"
to page 22 .
Fig. 1.4
RESET
SET
°C
KEY
The symbol indicates that the
boiler can be directly reactivat-
ed by the user, by pressing the
reset button
The symbol indicates that the
fault requires intervention on
behalf of specialised technical
assistance
All symbols represented with
lines that surround them, indi-
cate that the symbol is fl ashing
SIGNAL DISPLAYED BY THE LCD
LCD
FUNCTION
Er 01
+
Lack of burner ignition
on safety lockout
Er 02
+
Safety thermostat
intervention lockout
Er 03
+
General lockout
Er 10
+
Flue probe intervention
lockout
Er 11
+
Flame detection error
LCD
FUNCTION
Er 14
+
Faulty pump or primary
temperature above
105°C
Er 04
+
Faulty primary circuit
(no water or absence
of fl ow)
Er 05
+
Faulty fan control
system
Er 06
+
Faulty c.h. temp. probe
NTC
Er 07
+
Faulty d.h.w. temp.
probe NTC
Er 08
+
Faulty external temp.
probe NTC
Er 09
+
Faulty fl ue temp. probe
NTC
Er 14
+
Absence of fl ow from
temperature gradient
(>2K/s)
Li 01
Primary circuit temp.
limit during D.h.w.
operation
Boiler Stand-By
(anti-freeze protection
activated)
Boiler waiting for heat
request
Boiler in summer mode
(d.h.w.).
The primary circuit
temperature is dis-
played.
Boiler in winter mode
(c.h.+ d.h.w.)
The primary circuit
temperature is dis-
played.
Boiler on demand for
d.h.w. power.
The d.h.w. temperature
is displayed.
Boiler on demand for
c.h. power.
