It is possible to check the functioning
of all segments and icons of the ghost
display. Press and hold together the
3-buttons of the keypad.
Hold the 3-buttons for a maximum of
2 seconds, otherwise the EMPTY BOILER
procedure will start, as explained in
paragraph 9.4.2.
PROBLEMS
Possible issues on the service board are:
One or more segments of the ghost dis-
1
play does not work: replace the service
board.
One or more keys do not work anymore:
2
08
replacement due to wear.
3
All keys do not work anymore: check the
flat cable or replace the service board.
REPLACEMENT
Once the group cover has been removed,
unscrew the four screws keeping the ser-
vice board and take it away.
136
NOTE
NOTE
43
43
44
44
E L
E
E
E
E
L
L
L
E
E
E
E
E C
C
C
C
C
T
T
R
R
R
R
IC
C
C
C
C
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
C
C
C
O M
O
O
M
M
P O
P
P
O
O
O
N
N
N
E
E
E
N T
N
N
T
T
S
S
Need help?
Do you have a question about the Eagle One Prima and is the answer not in the manual?