Service manual

3.7 Display
The left segment indicates the Status (or the parameter when being in the menu option)
A dot on the status display indicates that the burner is on.
The two right segments indicate the flow sensor temperature or the system water pressure
(or the value of the parameter when being in the menu option).
This boiler is in stand-by mode, waiting for heat demand.
The Status shows a continuous 0, no dot (thus the burner is off).
The two right segments indicate the actual flow sensor temperature of 19‘C.
3.8 Blocking
The STATUS dis
p
la
y
shows a continuou
s
indication
(
not flashin
g)
.
The boiler operation is stopped due to a minor incorrect operation of the boiler or faulty component.
Most blocking actions restore automatically in time when the conditions return within certain requirements.
Some blocking operations need a reset of the 230V supply power or must be repaired.
Note that each blocking operation will stay at least with 3 minutes anti-cycling time.
3.9 Lock-out
The STATUS dis
p
la
y
shows a flashin
g
indication.
The boiler operation is stopped due to a major incorrect operation of the boiler or faulty component
The pump runs over the heating circuit (24 hours).
At some lock-outs, the fan runs post-rinse for 1 minute.
Most lock-out operations can be restored by pressing the ‘Set/Reset’ button once.
Note that some lock-out operations need a reset of the 230V supply power.
Trouble shooting manual EN E000129004
A = Status
B = Reading
C = “+” button
D = “-“ button
E = Set/Reset
F
=
Flame