ENGLISH
9
3.19.3 Indication of the alarm status
If the circulator has detected one or more alarms the bi-colour LED (
B
) is red. The four yellow
LEDs (
C
) indicate the type of alarm as shown in the following table.
LED status
ALARM
description
Status
CIRCULATOR
Possible REMEDY
Red LED on +
1 Yellow LED
on (LED 5)
The crankshaft
is blocked
Start attempt every
1.5 seconds
Wait or unblock
the crankshaft
Red LED on +
1 yellow LED
on (LED 4)
Low input voltage
Warning only. The
circulator continues
to operate
Check the input
voltage
Red LED on +
1 yellow LED
on (LED 3)
Electrical power
supply failure or
circulator fault
The circulator
has stopped
Check the electrical
supply or replace
the circulator
b
If there are multiple alarms, the circulator displays the highest priority alarm only.
3.19.4 Display of the active settings
With the circulator powered, the active configuration of the circulator can be viewed by briefly
pressing the button (
A
). The LEDs indicate the active settings.
No change to the configuration of the circulator can be made at this stage. Two seconds after of
pressing the button (
A
), the user interface returns to the normal display of the operating status.
Key lock function
The key lock function is designed to prevent an accidental change of settings or misuse of
the circulator.
When the lock function is activated, the prolonged pressing of button (
A
) is inhibited. This
prevents the user from entering the setting section of the circulator operating mode.
The enabling/disabling of the key lock function is made by pressing button (
A
) for more than
10 seconds. During this step, all LEDs (
C
) flashes for 1 second.
3.19.5 Variation of the discharge head of the circulator
In normal operation the circulator operates with the factory setting or the last setting made.
To vary the configuration:
-
Make sure the key lock function is disabled
-
Press button (
A
) for more than 2 seconds until the LEDs start blinking. Pressing button
(
A
) briefly within a period of no more than 10 seconds, the user interface will display the
next settings. The various settings available will appear in a cyclic sequence
-
If button (
A
) is not pressed, the last setting will be saved.
A
B
C
A. Displaying operating status
B. Displaying settings
C. Settings
-
Pressing button (
A
) allows to go back to the "display of the active settings" and verify that
LEDs (
B
) and (
C
) indicate, for 2 seconds, the last setting made
-
By not pressing button (
A
) for more than 2 seconds, the user interface will "display the
operating status".
The available settings are shown below along with the related representation of LEDs (
B
)
and (
C
).
R Red
G Yellow
(*) Factory setting
IMPORTANT
If curves 3 (5 metres) or 4 (4 metres) are set, you must replace the bypass with the one
supplied, respecting the following procedure:
-
disconnect the electricity supply to the boiler by turning the main system switch to OFF
-
turn off the system taps and drain the heating circuit of the boiler
-
remove the fixing clamp from the bypass cover (
D
)
-
remove the bypass cover (
E
)
-
replace the bypass valve (
F
) with the one supplied
-
put back the by-pass body cover and its clip.
D
F
E
D
F
E
25 KIS
30 - 35 KIS
