Ariston microGENUS HE 28 MFFI

23
2.14. FITTING THE DIGITAL CLOCK
The microGENUS HE boiler is supplied with a factory
fitted mechanical time clock. There is a digital clock
a
vailable as an optional extra (code: 706348).
To fit the digital clock it is necessary to proceed as
follows:-
1. Remove the screws
A (FIG. 2.25) and lower the control
panel;
2. Remove the screws A1 (FI
G
. 2.26) to gain access to
t
he PCB
,
3. Open the control panel (see Section 2.12);
4.
Remove the screws D1 to gain access to the
mechanical time clock (FIG. 2.27)
5. Unplug the electrical connection from the PCB D7
(FIG. 2.28) and unscrew the four screws (FIG. 2.29);
6. Connect the wires supplied with the replacement clock
kit to the digital time clock as shown in FIG. 2.30;
7. Reassemble in reverse order.
N
OTE:THE MECHANICAL CLOCK HAS FOUR WIRES, THEREFORE
THE HARNESS WILL REQUIRE CHANGING ALSO.
3
2
1
G
B
R
5
4
3
2
1
G
B
R
DIGITAL MECHANICAL
DIGITAL
MECHANICAL
D6
A
A1
A1
D1
D1
D1
FIG. 2.25
FIG. 2.26
FIG. 2.27
FIG. 2.29
FIG. 2.30
D7
FIG. 2.28
D1