18
ENGLISH
4.6 Temporary shutdown
In case of temporary absences for weekends, short trips, etc.:
- press the ON-OFF key ( )
B
Fig. 7
4.7 Preparing for extended periods of disuse
If the appliance is not going to be used for a long period of time, the fol-
lowing operations should be carried out:
- press the ON-OFF key ( )
- switch the boiler OFF at the mains power switch
- shut-off the system's fuel and water taps
- remove the batteries.
Fig. 8
b
Empty the system if there is a risk of freezing.
4.8 Parameters menu
Press the buttons (C+D) and hold for 5 seconds.
The message “PS” appears on the display, indicating that the password
needs to be entered.
Press button (B) CONFIRM to enter the password to access the techni-
cian menu (for qualified technicians only).
Press the "+" key to increase the numeric value until you reach the value
of the password.
B
C
D
(*)
Fig. 9
(*) PS = Set the value of the password, available only for professional-
ly qualified personnel.
The user can in no way access the TECHNICAL
MENU.
Navigate the parameter menu using buttons C and D. Use button B to
open up the specific parameter values.
After modifying the parameter value, press buttons (C+D) and hold for 5
seconds to save the changes.
To exit the parameter menu without saving the changes made, wait 30
seconds (after 25 seconds the display flashes and automatically exits the
menu).
4.8.1 Table of parameters
Nr.
PAR
PARAMETER DESCRIPTION
UNIT OF
MEASURE-
MENT
VALUES
FACTORY SETTING
MIN
MAX
PA
Gas/model type
03 NG-11L
04 LPG-11L
07 NG-14L
08 LPG-14L
According to model
installed
PH
Maximum flue pressure (*) (Pa)
mbar
00
FF
see “Adjustments”
PL
Minimum pressure
mbar
00
FF
PD
Slow ignition
s
00
FF
oP
Ignition minimum water flow rate
l/min
25
99
30
cL
Shutdown minimum gas flow rate
15
80
20
UL
Display mode
01 Delivery temperature and standby active
02 Setpoint value and standby active
03 Delivery temperature and standby not active
04 Setpoint value and standby not active
01
UT
Maximum continuous operating temperature
°C
00
Summary of Contents for ARTU Bx 11 GPL
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