Biasi Inovia 25C ERP, Service Manual

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Control panel eleCtroniC p.C.b.
10 .3 info modality
The INFO mode allows the display of some information on the
boiler functioning status. In case of malfunctioning of the boiler,
it may be useful to communicate such information to the Author-
ised Service Centre Engineer so that the causes can be under-
stood.
In order to access the INFO mode, press keys A (Figure 10.1) the
index
J00 and the value of the parameter appear on the display
(Figure 10.2).
figure 10 .2
To scroll the values press B (reduce) and A (increase). keys (Fig-
ure 10.1). In order to exit the INFO mode, hold keys A and C (Fig-
ure 10.1) pressed at the same time. The following table gives de-
tails of each parameter and the possible value that can be show.
value visualised index
Primary circuit pressure J00 + value
External temperature J01 + value
K curve value configured in loco J02 + value
Offset climatic curve value J03 + value
Calculated heating set point (with climatic curve
or set configured)
J04 + value
Temperature NTC delivery J05 + value
Temperature NTC return J06 + value
Domestic set J07 + value
Temp. d.h.w. inlet (if foreseen) J08 + value
Temp. d.h.w. output J09 + value
D.h.w. capacity J10 + value
Flue temperature (if foreseen) J11 + value
Fan speed (if foreseen) J12 + value
Pressure transducer pressure (if foreseen) J13 + value
Ionization value J14 + value
Number of months to maintenance J15 + value
3 star status
(ON=01, OFF=00)
J16 + value
HWCH Hardware code high J17 + value
HWCL Hardware code low J18 + value
SWCH Software code high J19 + value
SWCL Software code low J20 + value
10 .4 function modes setting modality
It is possible to select the various boiler control function modes
hereafter named “parameters” by using the keys of the control
panel p.c.b.
During the function modes setting, the boiler does not operate.
To get in function modes setting modality see section 9.4
10 .5 removal of the control panel electronic
p .c .b
warning: isolate the boiler from the mains electrici-
ty supply before removing any covering or compo-
nent .
1 Remove all the body panels (see section 2.2).
2
Gain access to the parts located inside the Control panel elec-
tronic p.c.b. as explained in the section 2.3 of this manual.
3 Remove all the wiring M connected to the Control panel elec-
tronic p.c.b. (Figure 10.3).
figure 10 .3
K
l
m
4 Unscrew the screws L and K.
5 Remove the
Control panel electronic p.c.b.
6 Reassemble the Control panel electronic p.c.b. carrying out
the removal operations in the reverse order.
10 .6 removal of the interface electronic p .c .b
warning: isolate the boiler from the mains electrici-
ty supply before removing any covering or compo-
nent .
1 Remove all the body panels (see section 2.2).
2
Gain access to the parts located inside the Interface elec-
tronic p.c.b.
as explained in the section 2.3 of this manual.
3 Remove all the wiring N, S, O e P connected to the Interface
electronic p.c.b. (Figure 10.4).