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42
INS
TALLER
US
ER
MAINTEN
AN
CE TECHNI
CI
AN
M5 menu
(password must be entered)
1st Level
2nd Level
Options
Description
Default
value
Value
set by the
technician
SERVICE
P67
P67.1
In winter mode the boiler pump and that of the main zone are always
powered and therefore always function
P67.2
P67.2
In winter mode the pumps are managed by the room thermostat or by the
boiler remote control
P67.3
In winter mode the boiler pumps are managed by the room thermostat or
by the remote control and by the boiler flow probe
P68
0s ÷ 500s
The boiler is set to ignite the burner immediately after a request for cen-
tral heating. In the case of particular systems (e.g. area systems with mo-
torised thermostatic valves etc.) it could be necessary to delay switch-on
0 seconds
P69
0s ÷ 255s
The boiler has an electronic timing device that prevents the burner from
igniting too often in the central heating phase.
180 seconds
P70
0s ÷ 840s
The boiler performs an ignition ramp to arrive from minimum power to
nominal central heating output.
840 seconds
(14 min-
utes)
P71
P71.1
(ΔT 3 °C)
Boiler ignition for heating the domestic hot water occurs when the water
contained in the cylinder drops by 3°C with respect to the temperature
set in the storage tank.
P71.2
P71.2
(ΔT 5 °C)
Boiler ignition for heating the domestic hot water occurs when the water
contained in the cylinder drops by 5°C with respect to the temperature
set in the storage tank.
P72
Not used
RELAY1
(optional)
RELE1-0
Relay 1 not used
RE-
LAY1-1-0
RELE1-1
Function not available
RELE1-2
The relay signals the intervention of a boiler block (Can be coupled to an
external signalling device, not supplied)
RELE1-3
The relay signals that the boiler is on
(Can be coupled with an external indicator, not supplied)
RELE1-4
Controls the opening of an external gas valve in concomitance with an
ignition request of the boiler burner
RELAY2
(optional)
RELE2-0
Relay 2 not used
RELE2-0
RELE2-1
Function not available
RELE2-2
The relay signals the intervention of boiler block ( Can be coupled to an
external signalling device, not supplied)
RELE2-3
The relay signals that the boiler is on
(Can be coupled with an external indicator, not supplied)
RELE2-4
Controls the opening of an external gas valve in conjunction with an ignition
request of the boiler burner
RELE2-5
Function not available
RELAY3
(optional)
RELE3-0
Relay 3 not used
RELE3-0
RELE3-1
Function not available
RELE3-2
The relay signals the intervention of boiler block ( Can be coupled to an
external signalling device, not supplied)
RELE3-3
The relay signals that the boiler is on
(Can be coupled with an external indicator, not supplied)
RELE3-4
Controls the opening of an external gas valve in concomitance with an
ignition request of the boiler burner
P76
-15°C ÷
+14°C
If the reading of the external probe is not correct it is possible to correct it
in order to compensate any environmental factors
By setting the parameter on “CE” it is equal to 0 °C
0°C
Содержание 3.025499
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