Westen NOVADENS BOYLER 240, Instruction Manual

Page: 24 / 152

4
96.091.1 - GB InstRUCtIOns FOR FIttERs
17. sEttInG BOILER paRaMEtERs
Boiler parameters must only be changed by qualified technicians, as described below:
a) press down both buttons , on the front panel of the boiler for about 3 s until parameter H90 appears on the display;
b) press buttons to select the parameter to modify;
c) press buttons and to modify the parameter;
d) press button to exit the programming mode and save.
e) after programming, E183 flashes for about 3 seconds.
If this signal remains or if another signal appears, press the reset button. Press the reset button again when E153 appears.
The most commonly used parameters are indicated below:
When replacing the electronic board, make sure that the set parameters are specific to the boiler model, as indicated in the documentation
available from the authorised Technical Assistance Service.
parameter n°
H90
H91
H505
H507
H516
H53
H533
H536
H544
H545
H55
H615
H641
Description
Setting reduced temperature in the DHW mode (°C)
DHW programme enable
(0=enabled; 1=disabled)
Maximum temperature (°C) of HC1 heating circuit corresponding to:
- main circuit for a single zone system;
- circuit of the zone governed by the QAA73 climate controller in case of a system with
more than one high temperature zone;
- circuit of the high temperature zone for a mixed system and use of the accessory SIE-
MENS AGU2.500.
Maximum temperature (°C) of the heating circuit HC2 of a multi-zone system corre-
sponding to the circuit of the low temperature zone if the SIEMENS AGU2.500 acces-
sory is used.
Automatic Summer / Winter switching temperature (°C).
Climate curve selection for heating circuit HC1 (see chart 1)
Climate curve selection for heating circuit HC2 (see chart 1)
Heating mode power selection (fan rpm)
Pump post-circulation time in heating (min)
Burner ignition delay (s)
Hydraulic system settings (see instructions supplied with the SIEMENS AGU2.500 ac-
cessory)
Programmable function:
- “0” powering of zone valve / pump and use of the SIEMENS AGU2.500 accessory;
- “1” powering of an external LPG valve;
- “5” powering of zone valve / pump without the SIEMENS AGU2.500 accessory.
Just one of these functions can be selected.
Fan post-ventilation time (s)
Gyári érték
10
1
80
80
0
15
15
5900
3
180
35
5
10