Biasi ADVANCE 15OV, Руководство по обслуживанию, Страница: 5 / 36

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GENERAL ACCESS AND EMPTYING HYDRAULIC CIRCUITS
Figure 2 .4
2 .3 Control panel
Warning: isolate the boiler from the mains electrici-
ty supply before removing any covering or compo-
nent .
To gain access to the parts located inside the control panel pro-
ceed as follows:
1 Remove the front panel of the case
2 Unscrew the screw "D" (Figure 2.5).
3 Free the hooks indicated and rotate the lid towards left.
Figure 2 .5
D
4 To access to the parts located behind the control panel to free
the hook "E" and turn it as shown in Figure 2.6.
Figure 2 .6
E
2 .4 Main electronic p .c .b . box
Warning: isolate the boiler from the mains electrici-
ty supply before removing any covering or compo-
nent .
To gain access to the parts located into main electronic p.c.b. box
proceed as follows:
1 Remove the front panel of the case.
Terminal block lid removal
2 To remove the terminal block lid "F" (Figure 2.7), free the front
hooks.
Figure 2 .7
F
3 Slightly rotate the lid as indicated by the curved arrow and
free the rear hooks.
4 Remove the lid.