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N.B.: In the case of a single zone controlled
by TA and boiler clock (where programmed
with time brackets), in order to have a heat-
ing request, both the TA and clock consents
must be obtained.
N.B.: The scheduling of the heating brack-
ets does not affect possible requests for
system antifreeze (AF) which are satisfied,
irrespective of the time bracket set.
To set the time brackets:
Enter "programming mode" by holding down
keys 16 and 17 for 5 seconds (Fig. 2.12)
until the LCD display indicates the symbols
shown in Fig. 2.11.
Fig. 2.11
9
10
11
12 13
Fig. 2.12
Press keys 9 or 10 (Fig. 2.12) to select the
individual day (1)(2)(3)(4)(5)(6)(7) or if you
want groups of days with the same time
bracket scheduling, hold down key 9 until
groups (1÷5), (1÷6), (1÷7), (6÷7) are dis-
played (flashing), then confirm by pressing
key 12.
- 18 -
INSTRUCTIONS FOR USE
17
16
15
14
The days or groups of days selected will be
indicated via the related icons on the left
side of the LCD Fig. 2.13.
Fig. 2.13
Press key 12 followed by key 16 to program
the first ignition period (PI on), confirm by
pressing key 12, the subsequent off time (PI
off) is already prompted with an additional
15 minutes (minimum programming inter-
val); to modify this, press key 12 followed
by key 16 and confirm by pressing key 12.
Repeat this sequence for P2 on and P2 off,
..., P4 on and P4 off, for every day or group
of days selected (Fig. 2.14).
Fig. 2.14
If all 4 programmes (P1÷P4) are not used,
the unused programmes must be set to 0 as
shown in Fig. 2.15.
Fig. 2.15
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