First Commissioning; Programming The Boiler - Beretta MYNUTE X R Installer And User Manual

MYNUTE X R
USER GUIDE
Depending on the type of application, some of the functions described in this manual might not be available.
6 CONTROL PANEL (see "3.18 Control panel")
A
+
B
1
7

PROGRAMMING THE BOILER

- Position the system's master switch to the "on" position.
If necessary, the interface automatically goes to the clock menu. On the main screen the
icons , , and and ENTER come on while 00:00 is displayed with the first two
digits blinking with a frequency of 0.5 sec ON, 0.5 sec OFF.
To set the time and day follow the following instructions:
ƒ set the hour with the and
ƒ set the minutes with the and
ƒ set the day of the week with the
blinks, press MENU at the icon
Enter
blinks for 4sec and then returns to the main screen
ƒ to exit the time programming without saving the modified values, just press
NOTE: It is possible to change the TIME and DAY settings also later by accessing the
SETTING menu at the TIME parameter, or by pressing the A+C keys for at least 2sec.
A
+
Each time that the boiler is powered a vent cycle is carried out lasting 6 min. The display
shows the message VENT AIR PURGING CYCLE IN PROGRESS lighting up the icon
RESET
26
+
RESET MENU
2 3
arrows, then confirm with A
arrows, then confirm with A
and arrows. The segment of the day selected
per to confirm the time and day setting. The clock
C
+
RESET MENU
To interrupt the vent cycle press RESET.
Set the boiler to OFF by pressing
LED
C
8

FIRST COMMISSIONING

D
- Position the system's master switch to the "on" position.
- Open the gas tap to allow fuel to flow
ƒ With power on the backlight comes on, then all the icons and the segments come on for
1sec and in sequence the firmware revision is displayed for 3sec:
ƒ Then the interface displays the status active at that moment.
Vent cycle
b
Each time that the boiler is powered, an automatic vent cycle is carried out lasting
6 min. When the air purging cycle is in progress, all heat requests are inhibited
except those for domestic hot water when the boiler is not set to OFF and a
scrolling message is displayed on the interface screen "AIR PURGING CYCLE IN
PROGRESS".
The purge cycle can be interrupted early by keeping key 2 pressed for at least 2 seconds
.
(the icon RESET comes on). The purge cycle can also be interrupted, if the boiler is not set
to OFF, by a domestic hot water request.
ƒ Adjust the ambient temperature thermostat to the desired temperature (~20°C) or, if the
system is equipped with a programmable thermostat or timer, ensure that the thermostat
or timer is "active" and set correctly (~20°C)
ƒ Then set the boiler on WINTER or SUMMER depending on the type of operation de-
sired.
ƒ The boiler will start up and continue working until the set temperatures are reached, after
which it will then go back to standby.
8.1 Operating status
For changing the operating status from WINTER to SUMMER to OFF press key 1 until the
icon for the desired function is displayed.
WINTER MODE
° Set the boiler to the WINTER status by pressing key 1 until both the domestic hot water
icon and the heating icon are displayed.
.