Built In Time Switch B - Biasi M110B.24SM/C User Manual And Installation Instructions

To force constantly on or off the timer operation
set the mode selector switch A to the TIMER posi-
tion. The symbols shown in Fig. 2.18 appears on
the display.
Fig. 2.18
The operation can be switched permanently on or
off by pressing the button F and leaving the switch
A in the TIMER position.
To force a timed delay on or off operation, set the
mode selector switch A in the TIMER position.
Set the time delay by pressing the button D or E
and the operation can be forced on or off by pres-
sing the button F.
The time delay can be set within the following
ranges:
1 to 23 hours with steps of 1 hour
1 to 27 days with steps of 1 day
The time delay setting is activated by moving the
switch A to the AUTO position.
The ON--- OFF display J flashes indicating that the
current state of operation has been forced.
To delete the timed delay setting, set the mode se-
lector switch A in the TIMER position, press the
button D or E until the symbols shown in Fig. 2.18
appears in the display and then set the mode se-
lector switch A to the AUTO position
Setting example shown in Fig. 2.19:
forced ON state for 4 hours.
Fig. 2.19
Resetting
To completely reset the timer, press the reset but-
ton with a pointed object (pencil).
CAUTION: pushing the reset button will complete-
ly erase the settings as well as all the data, includ-
ing the current time and day.
2.8

Built in time switch B

The combi boilers are equipped with a built in elec-
tronic time switch (5, Fig. 1.3 on page 2) which
controls the c.h. operation.
J
H
G
F D
Fig. 2.20
Display and control panel
A Mode selector button
B Reset button
C OK button
D Increase "+" setting button
E Decrease " --- " setting button
F On--- off button
G Day selection buttons
H Day display
I Time display
J ON--- OFF display
Setting the current time and weekday
Note: with a new unit or when the reset button B
has been pressed, the first day indicator H on the
left and the time display I are flashing.
Press repeatedly the button A until the display
shows the symbol
Press the buttons D or E until the current time ap-
pears in the display I.
Press the day selection button G corresponding to
the current day,
1=Monday, button 2=Tuesday and so on.
The clock starts by pressing the button A to show
the symbol AUTO.
Setting example shown in Fig. 2.21:
Current time 16.30, day Thursday.
Instructions for use
E C B
considering that button
I
A
9