Biasi M96.24SM/B Service Manual page 23

8 Insert the spindles in the control panel knobs un-
till the notch A (Fig. 39) reaches the potentio-
meter edge. It is not necessary to force them in
the knob.
9 While tightening the screws that fix the Electronic
control p.c.b. on the control panel, keep the
p.c.b. towards the control panel fascia making
sure of the contact between the boiler reset but-
ton B and the tab C (Fig. 39).
Fig. 39
A B C
Attention
After installing the Electronic control p.c.b. :
10 Make sure the c.h. (
perature adjustment knobs can move freely for
the complete range.
If not, remove the spindle again as described at
step 3, turn the knob half a turn and re---insert the
spindle.
11 Make sure that the settings comply with the in-
dications given in section 10.6.
12 Operate the boiler and close the gas inlet cock so
that the boiler goes into the safety lock ---out state.
Verify the correct operation of the boiler reset but-
ton by pressing and releasing it.
Warning: After cleaning or replacement as
detailed above, if it deemed necessary to
undertake a combustion analysis, refer to
the appropriate chapter Maintenance of the
installation instructions manual.
Electronic control p.c.b.
) and d.h.w. ( ) tem-
21