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SETTINGS - ADJUSTMENT - PROBLEM IDENTIFICATION MENUS
menu
sub-menu
Parameter
Description value
default setting
2 4 BOILER PARAMETER - PART 2
2 4 3 Post-ventilation after heating request 0 = OFF
1 = ON
0
2 4 4 Time delay after heating temperature
increase
from 0 to 60
(minutes)
16 Activated only with thermostat
On/Off and heating control
activated
(parameter 421 - 521 - 621 = 01)
This parameter allows the time delay to be set before automatic increase of the ow
temperature calculated in increments of 4°C (max 12°C). If this parameter retains the
value 00, this function is not active.
2 4 5 Circulation pump MAX speed - NOT ACTIVE
2 4 6 Circulation pump MIN speed - NOT ACTIVE
2 4 7 Device indicator for heating circuit pressure
DO NOT MODIFY
0 = temperature sensor only
1 = pressure switch at minimum
2 = pressure sensor
0 RESERVED FOR TECHNICAL
ASSISTANCE
Only if the PCB is changed
2 4 8 <Not Available>
2 4 9 External temperatura correction from -3 to +3 (°C) 0 Only active with external sensor
connected
2 5 DOMESTIC HOT WATER PARAMETER
2 5 0 COMFORT function
NOT ACTIVE
0 = deactivated
1 = timed
2 = always on
0
2 5 2 Hot water ow delay
NOT ACTIVE
from 5 to 200 (0.5 to 20 secon-
ds)
5 Anti “water hammering”
2 5 3 Extinction of the burner in D. H. W.
NOT ACTIVE
0 = anti-scale (stop at > 67°C)
1 = + 4°C /setting
0
2 5 4 Post-circulation and post-ventilation after a
domestic hot water draw-off
0 = OFF
1 = ON
0
OFF = 3 minutes post-circulation and post-ventilation after domestic hot water draw-
off if the boiler temperature measured requires it.
ON = always on for 3 minutes post-circulation and post-ventilation after domestic
hot water draw-off.
2 5 5 Domestic hot water timer from 0 to 30 (minutes) 0
2 5 7 <Not Available>
2 5 8 <Not Available>
2 6 BOILER MANUAL SETTINGS Only to test components
2 6 0 Manual mode activation 0 = OFF
1 = ON
0
2 6 1 Boiler pump control
NOT ACTIVE
0 = OFF
1 = ON
0 Set parameter 260=1
2 6 2 Fan control 0 = OFF
1 = ON
0 Set parameter 260=1
2 6 3 3 way valve control
NOT ACTIVE
0 = Sanitary
1 = Heating
0 Set parameter 260=1
2 6 4 <Not Available>
2 7 TEST & UTILITIES
2 7 0 Test mode TEST+
= Max Heating power
TEST+ = Max DHW power
TEST+
= Minimum power.
activation can also be obtained
by pressing the Reset button
for 10 seconds. The function is
deactivated after 30 minutes or
by pressing Reset
2 7 1 Bleed cycle NOT ACTIVE press OK button for 5 seconds see First Ignition parag.
2 8 RESET MENU’ 2
2 8 0 Automatically resetting to the default setting
in menu 2
Reset
OK = yes
ESC = no
To reset all default parameter
settings, press the OK button
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