23
2.14.
F
ITTING THE
D
IGITAL
C
LOCK
The microGENUS HE boiler is supplied with a factory
fitted mechanical time clock. There is a digital clock
available as an optional extra (code: 706348).
To fit the digital clock it is necessary to proceed as
follows:-
1. Remove the screws A (F
IG
. 2.25) and lower the control
panel;
2. Remove the screws
A1 (F
IG
. 2.26) to gain access to
the PCB,
3. Open the control panel (see Section 2.12);
4. Remove the screws
D1 to gain access to the
mechanical time clock (F
IG
. 2.27)
5. Unplug the electrical connection from the PCB D7
(F
IG
. 2.28) and unscrew the four screws (F
IG
. 2.29);
6. Connect the wires supplied with the replacement clock
kit to the digital time clock as shown in
F
IG
. 2.30;
7. Reassemble in reverse order.
N
OTE
:
T
HE 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
D
IGITAL
M
ECHANICAL
D6
A
A1
A1
D1
D1
D1
F
IG
. 2.25
F
IG
. 2.26
F
IG
. 2.27
F
IG
. 2.29
F
IG
. 2.30
D7
F
IG
. 2.28
D1
Содержание microGENUS HE 24 MFFI
Страница 20: ...20 Fig 2 22 NOTE DRAWINGS ARE INDICATIVE OF FLUEING OPTIONS ONLY TYPE 1 TYPE 5 TYPE 4 TYPE 3 TYPE 2 FIG 2 21...
Страница 68: ...68 10 BENCHMARK COMMISSIONING CHECKLIST...
Страница 69: ...69 11 SERVICE INTERVAL RECORD...
Страница 70: ...70...
Страница 71: ...71...