21
F
IG
. 2.23
F
IG
. 2.24
F
IG
. 2.25
F
IG
. 2.27
F
IG
. 2.26
C3
C3
C3
C3
C4
The ACO RFFI (System) boiler is not supplied with a clock,
however a mechanical and digital clock is available as an
optional extra (mechanical - code: 706349 and digital - code:
706348)
To fit the clock it is necessary to proceed as follows:-
1. Remove the outer casing
2
. Open the control panel (see Section 2.22);
3. Unplug the electrical connection from the PCB and unscrew
the four screws (Fig. 2.26);
4. Remove the time clock (Fig. 2.27).
5. Connect the wires supplied with the clock to the digital time
clock as shown in Fig. 2.28;
6. Reassemble in reverse order.
3
2
1
G B
R
5 4 3
2
1
G
B
R
F
IG
. 2.28
D
IGITAL
M
ECHANICAL
Summary of Contents for ACO 27 MFFI
Page 49: ...49 WIRING DIAGRAM FOR CONNECTION TO AN ARISTON UNVENTED CYLINDER DIAGRAM A ...
Page 50: ...50 WIRING DIAGRAM FOR CONNECTION TO AN OPEN VENTED CYLINDER DIAGRAM B ...
Page 57: ...57 FIG 7 19 FIG 7 20 FIG 7 21 FIG 7 22 FIG 7 23 FIG 7 24 O P FIG 7 18 ...
Page 69: ...69 Model 27 32 RFFI SYSTEM ...
Page 70: ...70 ...
Page 71: ...71 ...
Page 77: ...77 ...
Page 78: ...78 11 BENCHMARK COMMISSIONING CHECKLIST ...
Page 79: ...79 12 SERVICE INTERVAL RECORD ...
