Type
No.
Description
PAR
19
Domestic Hot Water Modulation with Flow meter
PAR
20
Maximum power domestic hot water
Minimum power heating/domestic hot water
PAR
21
(premixed)
PAR
22
Domestic hot water preheating enabling
PAR
23
External relay 1 function
PAR
24
External relay 2 function
PAR
25
Auxiliary TA function
PAR
26
Zone Valve / Pump Relaunch Delay
PAR
28
DHW activation delay with solar power
Anti-legionella Function (Only hot water tank)
PAR
29
-- = Disabled
PAR
30
Maximum domestic hot water temperature
PAR
35
Digital / analogue Pressure switch
PAR
39
Modulating pump minimum speed
PAR
40
Modulating Pump Speed
PAR
41
∆T Modulating pump delivery/Return
Select heat pump or boiler convenience (only if
PAR
42
PAR 02 = 6)
Heat pump boiler aid activation delay (only if PAR
PAR
43
02 = 6)
PAR
47
System pump forcing (only in winter mode)
PAR
48
INST Parameter set to default
In the event of a fault/malfunction the message "ALL" will
appear on the display with the alarm number eg. "ALL 04"
(Domestic Hot Water Sensor Fault).
90
Range
0 = Disabled
1 = Enabled
0 .. 100
0 .. 100
0 = OFF
1 = ON
0 = not used
1 = remote alarm NO
2 = remote alarm NC
3 = zone valve
4 = automatic filling
5 = external request
6 = recirculation pump
7 = zone valve with OT
8 = relaunch pump
9 = boiler with heat pump (circulator)
0 = not used
1 = remote alarm NO
2 = remote alarm NC
3 = zone valve
4 = automatic filling
5 = external request
6 = recirculation pump
7 = zone valve with OT
8 = relaunch pump
9 = boiler with heat pump (circulator)
0 = according to TA
1 = TA Antifreeze
2= domestic hot water disabled
0 .. 99
0 .. 30
50 .. 80
35 .. 67
0 = water pressure switch
1 = water pressure transducer
2 = water pressure transducer (only pressure
displayed)
20 .. 100
-- = No modulation
AU = Automatic 30 .. 100
10 .. 40
-20 .. 30
1 .. 60
0 = Disabled
1 = Enabled
RESET
0 .. 1
Before repairing the fault:
– disconnect the appliance from the mains power by setting the
main switch to "OFF"
U/M
Step
-
1
%
1
%
1
-
1
-
-
-
-
-
1
Min
1
Min
1
-
1
°C
1
-
1
%
1
%
10
°C
1
°C
-
Min
-
-
1
-
-
OFF
EN
Default
1
100
0
0
0
0
0
1
0
--
60
1
30
AU
20
5
3
0
0
Fig. 34