TECHNICAL AREA
/ 44
SERVICE CODE
Press th programming key b to select code 234 and press ok
COMPLETE MENU
0 NETWORK
0. 2
BUS
NETWORK
0. 2.
0 Network Presence Boiler
Indication of the devices connected via BUS.
0. 4 BOILER USER INTERFACE
0. 4. 0 Zone to be set by
display
from 1 to 3 (nr) 1
0. 4. 1 Backlight timing
from 1 to 10 minutes
or 24 hours
10
0. 4. 2 Thermoregulation
button deactivation
0 = OFF
1 = ON
0
0. 4. 3 Time Program service
type
0 = Standard
1 = Multilevel
1
2 BOILER PARAMETERS
2. 0 GENERAL
2. 0. 0
DHW Setpoint
Temperature
from 36 to 60 (°C) 55
Setting by DHW button 2
2. 0. 1 DHW Pre-Heating 0 = OFF
1 = ON
0
2. 0. 2 Gas type 0 = Natural Gas
1 = LPG
2 = G230 (IT)
4** = NGS (RO)
0
4 = NGS - IMPORTANT! DO NOT USE FOR
COMMISIONING!
The parameter must be set to value 4 only
in particular installation conditions and after
contacting OUR TECHNICAL SERVICE.
ONLY FOR SERVICE
2. 1 FREE PARAMETERS
2. 1. 4 Boiler circulator type
0 = Standard ef-
ciency
1 = High efciency
1
ONLY FOR SERVICE - To be used only in
substitution P.C.B.
2. 1. 5 Combustion chamber
clean-up routine
0 = enabled
1 = disabled
1
ONLY FOR SERVICE - To be used only in
substitution P.C.B.
2. 2 SETTINGS
2. 2. 0 Soft ignition from 0 to 100
see Table summarising changes
2. 2. 3 Underoor thermostat
or zone 2 ambient
thermostat selection
0 = Floor safety
thermostat
1 = Zone 2 ambient
thermostat
0
2. 2. 4 Termoregulation 0 = Absent
1 = Present
0
Termoregulation can be activated by pressing
the AUTO button.
WARNING!!
THE AUTOMATIC CALIBRATION MUST BE DONE IN CASE
OF:
- REPLACEMENT OF: FAN, GAS VALVE, AIR/GAS MIXER,
BURNER, ELECTRODE.
- REPLACEMENT OF P.C.B.
- GAS CHANGEOVER
- ANY MODIFICATION TO THE FOLLOWING PARAMETERS
220 - SOFT IGNITION
231 - MAX CH ADJUSTABLE
232 - MAX DHW PERCENTAGE
233 - MIN PERCENTAGE
234 - MAX CH PERCENTAGE
menu
sub-menu
parameter
description value
default
setings
menu
sub-menu
parameter
description value
default
setings
2. 2. 5 Heating ignition delay 0 = Deactivated
1 = 10 seconds
2 = 90 seconds
3 = 210 seconds
0
2. 2. 8 Boiler version
- NOT TO MODIFY
from 0 to 5
0 = Combi
0
ONLY FOR SERVICE - To be used only in
substitution P.C.B.
2. 2. 9
Boiler nominal power
(kW)
ONLY FOR SERVICE - To be used only in
substitution P.C.B.
2. 3 CENTRAL HEATING - 1
2. 3. 0 < Not Available>
2. 3. 1 Maximum CH
Adjustable
from 0 to 100
(%)
60
see Table summarising changes
2. 3. 2 D.H.W. Maximum
power
percentage
from 0 to 100 (%)
RESERVED FOR TECHNICAL ASSISTANCE Only if
the gas or PCB is changed - see Table summarising
changes
2. 3. 3 Minimum power
percentage
from 0 to 100 (%)
RESERVED FOR TECHNICAL ASSISTANCE Only if
the gas or PCB is changed - see Table summarising
changes
2. 3. 4 C. Heating Maximum
power percentage
from 0 to 100 (%)
RESERVED FOR TECHNICAL ASSISTANCE Only if
the gas or PCB is changed - see Table summarising
changes
2. 3. 5 CH Anti-cycling time
mode
0 = Manual
1 = Automatic
1
2. 3. 6 Anti-cycling time
(If 235 = 0)
from 0 to 7
(minutes)
3
2. 3. 7 Cl H pump overrun
from 0 to 15 (minutes)
or 16 = continuos
3
2. 3. 8 Pump speed control - NOT ACTIVE
2. 3. 9 Delta T Pump Set - NOT ACTIVE
2. 4 CENTRAL HEATING PARAMETER - 2
2. 4. 0 < Not Available>