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The purpose of the bypass function is to ventilate the
apartment without heat transfer. With the bypass valve
open, air can be introduced directly from outside, without
passing through the heat exchanger. The flow of air
vented from inside continues to pass through the heat
exchanger.
Before proceeding with the steps indicated below, press
the ESC button to exit and return to the initial menu.
The "bypass" function can be forced by pressing and
holding the ESC button. The corresponding "money box"
icon will light up.
Activate time/outdoor temperature display (fig.21)
Before proceeding with the steps indicated below, press
the ESC button to exit and return to the initial menu.
21
21
FILT
1
2
3
esc
/ °C
By-Pass
The current values of the "time" and "outdoor
temperature" parameters can be viewed in alternation by
pressing the ESC button briefly.
User menu
Before proceeding with the steps indicated below, press
ESC to exit and return to the opening screen.
22
22
FILT
1
2
3
esc
/ °C
By-Pass
As a rule, the parameters relative to the various options
are selected by pressing SET (this causes the current
value to blink), then scrolling through the available values
with the UP and DOWN buttons, and pressing SET again
to confirm the new value. The UP and DOWN buttons are
also used to scroll through the different options or
parameters. The main user menu can be viewed by
pressing and holding ESC and SET at one and the same
time. The options of the menu are:
- PROF: settings for operation with time profiles:
P1, used to program one period of operation per day,
24
P1
P2
HA
4
5
6
7
set
Prg
P1
P2
HA
4
5
6
7
set
Prg
with a start time, an end time and a fan speed;
P2, used to program two periods of operation per day,
each with a start time, an end time and a fan speed.
The user can allocate a different profile to each day of
the week.
- HA: settings for operation in HA mode: available only on
appliances equipped with HA module, and only if
operation of the main system with time profiles has not
been enabled.
- SERV: service (option available only to the installer)
PROF option
23
23
FILT
1
2
3
esc
/ °C
By-Pass
Selecting PROF by pressing SET set time profiles.
The parameters
are:
- En (Enable): possible values are:
ON: enables operation with profiles (and as noted
above, automatically disables any possibility of
operation in HA mode)
OFF: disables operation with profiles.
If EN ON has been selected, the following parameters
are also enabled:
- ST: start time, profile P1 interval
- END: end time, profile P1 interval
- SP: speed, profile P1: possible values are 1, 2, 3
- ST1: start time, profile P2 interval 1
- EN1: end time, profile P2 interval 1
- SP1: speed, profile P2 interval 1: possible values are 1,
2, 3
- ST2: start time, profile P2 interval 2
- EN2: end time, profile P2 interval 2
- SP2: speed, profile P2 interval 2: possible values are 1,
2, 3
- MON: allocation of profile to Monday: possible values
are P1 and P2
- TUE: allocation of profile to Tuesday: possible values
are P1 and P2
- WED: allocation of profile to Wednesday: possible
values are P1 and P2
- THU: allocation of profile to Thursday: possible values
are P1 and P2
- FRI: allocation of profile to Friday: possible values are
P1 and P2
- SAT: allocation of profile to Saturday: possible values
are P1 and P2
P1
P2
HA
4
5
6
7
set
Prg
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