Type
No.
Description
PAR
26
Zone valve / relaunch pump activation delay
PAR
27
Domestic hot water activation delay with
PAR
28
solar power
PAR
29
Anti-legionella function (only hot water tank)
PAR
30
Maximum domestic hot water temperature
PAR
31
PAR
32
PAR
33
PAR
34
PAR
35
Digital / analogue Pressure switch
Maximum time of consecutive runs for
PAR
36
compressor enabled to operate
Rest time for compressor, even where
PAR
37
enabled to operate
PAR
38
Compressor post-operating time (in minutes)
PAR
39
Fan speed in post-ventilation
PAR
40
Modulating pump speed
PAR
41
T modulating pump delivery/return
PAR
42
PAR
43
PAR
44
Minimum time between compressor ignitions
PAR
45
Minimum time between compressor on-off
Return temp. threshold for activating the
PAR
46
compressor (temperature read at heat pump)
PAR
47
System pump forcing (only in winter mode)
PAR
48
Reset parameters (to default)
m
Tampering with the default values may cause serious damage to the appliance.
In the event of a fault/malfunction the message "ALL" will ap-
pear on the display with the alarm number eg. "ALL 04" (Domes-
tic Hot Water Sensor Fault).
Before repairing the fault:
– disconnect the appliance from the mains power by setting the
main switch to "OFF"
OFF
– as a precautionary measure, close the gas isolation valve.
Range
0 .. 99
0 .. 30
-- = disabled
50 .. 80
35 .. 67
0 = water pressure switch
1 = water pressure transducer
2 = water pressure transducer (only pressure
displayed)
-- = No modulation
10 .. 40
0 = Disabled
1 = Enabled
RESET
0 .. 1
Repair the fault and start-up the boiler again.
NOTE:
after having repaired the fault, when the alarm number
appears on the display together with the message
(see figure), press the button
to start the appliance up again.
Fig. 42
U.M.
Step
Min
1
--
--
°C
1
--
1
m
%
-
°C
1
m
--
--
--
--
y
for approximately 3 seconds
Default
1
0
--
60
1
13
15
7
50
--
20
14
13
47
0
0
d
35