Baxi LUNA3 SYSTEM HT 1.180 MP User Manual

61
925.916.2 - GBINSTRUCTIONS PERTAINING TO THE INSTALLER
17. settIng the boIler parameters
The boiler parameters may only be modied by professionally qualied staff proceeding as follows:
a) press the , keys on the boiler’s front panel together for about 3 s until the parameter H90 appears on the display;
b) press the keys to select the parameter for modication;
c) press the and keys to modify the parameter;
d) press the key to exit the programming function.
The following are the parameters generally used:
Parameter N LUNA HT 1.180 MP LUNA HT 1.240 MP LUNA HT 1.330 MP
H536 6400 5900 5400
Table 4
Parameter N.
H90
H91
H505
H507
H516
H532
H533
H536
H544
H545
H552
H615
H641
Description
Setting for domestic hot water reduced temperature (°C)
S.H.W. (Sanitary Hot Water) program
Selecting the sanitary hot water program:
1 = S.H.W. production on 24 hours a day;
0 = special program for sanitary hot water (program lines 31...36).
Maximum temperature (°C) of the central heating circuit HC1 corresponding to:
- the main circuit in systems with just one zone;
- the circuit of the zone where the QAA73 temperature control device is installed in case of
systems with more than one high-temperature zone;
- the high temperature zone circuit in mixed systems and if the SIEMENS AGU2.500 accessory
is used.
Maximum temperature (°C) of the central heating circuit HC2 of a system with more than one
zone, corresponding to the circuit of the low-temperature zone if the SIEMENS AGU2.500
accessory is used.
Automatic Summer / Winter switching temperature (°C).
Selection of temperature curve of central heating circuit HC1 (see Graph 1)
Selection of temperature curve of central heating circuit HC2 (see Graph 1)
Selection of central heating power (N. of fan rpm)
Pump post-circulation time in central heating mode (min)
Burner operating pause time between two start-ups (s)
Hydraulic system setting (see instructions provided with the SIEMENS AGU2.500 accessory)
Programmable function:
- “0” electricity supply to zone pump / valve and use of the SIEMENS AGU2.500 accessory;
- “1” electricity supply to a remote LPG gas valve;
- “5” electricity supply to zone pump / valve in the absence of the SIEMENS AGU2.500 acces-
sory.
Only one of these functions can be selected.
Fan post-purge interval (s)
Factory setting
10
1
80
80
20
15
15
See table 4
3
180
35
5
10
If the electronic circuit board is replaced, make sure that the parameters set are those specic to the boiler model, as
indicated in the documentation available from the authorised Service Centre.

Baxi LUNA3 SYSTEM HT 1.180 MP Specifications

General

Brand	Baxi
Model	LUNA3 SYSTEM HT 1.180 MP
Category	Heat Pump
Language	English