- 10 -
USE
APPLIANCE DESCRIPTION
LCD
FUNCTION
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 flue temp. probe
NTC
Er 10
+
Flue probe intervention
lockout
Flame detection error
(An flashing + number
error flashing
Er 12
+
Faulty central heating
temp. probe NTC (re
-
turn).
Er 13
+
DT delivery-return
>40K
Er 14
+
Faulty pump or primary
temperature
above
105°C
Er 14
+
Absence of flow from
temperature gradient
(>2K/s)
Er 19
+
Domestic hot water in
-
let probe failure (if pre
-
sent)
Er 25
+
Flame detection error
Er 69
Wiring error lockout
Li 01
Primary circuit temp.
limit during D.H.W. op
-
eration
Boiler Stand-By, hy
-
phens are turned on in
sequence to simulate
running /antifreeze pro
-
tection activated)
LCD
FUNCTION
Filling request:
The boiler works regu
-
larly and the display
shows all the icons, but
the signal FL is flashing
every 1 sec.
Insufficient pressure:
The boiler stops dis
-
playing the water lack
error.
Boiler waiting for heat
request
Boiler in summer mode
(D.H.W.).
The primary circuit tem
-
perature is displayed.
Boiler in winter mode
(C.H. & D.H.W.)
The primary circuit tem
-
perature is displayed.
Boiler on demand for
D.H.W. power.
The
D.H.W. tempera
-
ture is displayed.
Boiler on demand for
C.H. power.
Burner ignition
(spark)
Flame present
(Burner on)
Summary of Contents for ADVANCE 25C
Page 87: ......
