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the value of parameter 28 from 0 to 48
months. It is possible to set parameter 28
to 99 thereby disabling the maintenance
request (symbol
display).
• By pressing key 15 (Figure 9.1) confirmation
of the inserted value is obtained.
• By pressing keys 15 and 16 (Figure 9.1) to-
gether, you will exit without changing the
value (return to parameter list Figure 9.3).
• Press keys 15 - 16 - 17 (Figure 9.1) together
for 10 seconds to exit "programming mode".
9.3 Removing the body panels
Front panel
• Unscrew the screws A and remove the front
panel D by pulling it towards you and then
pushing it upwards in order to free it from
the upper seats (Figure 9.5 and Figure 9.6).
Side panels
Loosen the screws B and C in Figure 9.5 and
remove the two side panels E and F push them
outwards.
A
B
Figure 9.5
MAINTENANCE
will disappear from the
C
F
Figure 9.6
Control panel
Turn the control panel G, as shown in Figure
9.7, to access the components inside the boiler
in an optimal manner.
G
Figure 9.7
E
D
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