MAINTENANCE INSTRUCTIONS
21
5. REGULATING THE BOILER
5.1 Parameter table
PARAMETER
N°
TYPE OF OPERATION
PARAMETER
VALUE
FUNCTION
1
Selects the type of boiler
00
01
02
Instantaneous
Boiler with storage tank
B. w/storage tank Comfort (+7°C)
2
Selects the type of gas
00
01
Natural gas
Lpg
3
Sets the central heating
temperature
00
01
Standard (30-80°C)
Reduced (25-40°C )
4
1
Selects pump mode during
heating phase
00
01
Standard ( 3’ pump overrun)
Permanent (pump runs
continuously)
5
Water hammer prevention
(Not applicable)
00
01
Off
On
6
Central heating timer
00-90
(default = 36)
Delays the heating restart to
prevent frequent On/Offs,
Expressed in steps of 5 sec
(factory set at 36 x 5 = 180”)
7
Central heating pump
overrun timer
00-90
(default = 36)
The overrun timer can be modified.
Expressed in steps of 5 sec
(factory set at 36 x 5 = 180”)
8
D.H.W pump overrun timer
(Not applicable)
00-90
(default = 18)
The overrun timer can be modified.
Expressed in steps of 5 sec
(factory set at 18 x 5 = 90”)
9
Minimum gas pressure
setting
00-70
Factory set
10
Minimum central heating
output setting
00-80
Factory set
11
Maximum gas pressure and
maximum central heating
output setting
Min gas – 99
Default = 99
12
Ignition sequence setting
00-99
Default = 50
13
D.H.W priority function (2
min delay on dhw function)
(Not applicable)
00
01
Off
On
14
Not used
15
2
Zone management board
activation
00
01
Off
On
16
3
Telephone control activation
00
01
Off
On
NOTES:
1 -
Activate only for “heating only” boilers.
2 -
If the heating system has more than one zone, an additional interface board (optional extra) must
be installed on the circuit board and parameter 15 set at 01.
3 -
To install the telephone control, use non-polarised conductors connected to contact TA of the
terminal board in parallel with the remote control if fitted. Set the parameter 16 at 01.