40 of 49
Service manual
Appendix
QAA 73 (End User Parameters)
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Parameter
Number
Description
Options / Range
Recommended
Default
1
Current Time of Day.
00:00
– 24:00
Actual Time.
2
Current Date (Day / Month)
1 Jan
– 31 Dec
Actual Date.
3
Year
2000 - 2094
Actual Year.
5
Reduced Room Temperature Set Point.
Frost - Day
16ºC
6
Frost Protection Set Point (Room)
4 - Reduced
10ºC
7
HWS Target Temperature
20 - 60ºC
55ºC
10
Heating Zone - Day Selection
Mo
– Su & Week
Day Required
11
Time Switch Heating Zone - First ON
00:00
– 24:00
06:00
12
Time Switch Heating Zone - First OFF
00:00
– 24:00
22:00
13
Time Switch Heating Zone - Second ON
00:00
– 24:00
--:--
14
Time Switch Heating Zone - Second OFF
00:00
– 24:00
--:--
15
Time Switch Heating Zone - Third ON
00:00
– 24:00
--:--
16
Time Switch Heating Zone - Third OFF
00:00
– 24:00
--:--
30
DHW Zone
– Day Selection
Mo
– Su & Week
Day Required
31
Time Switch Hot Water Zone - First ON
00:00
– 24:00
06:00
32
Time Switch Hot Water Zone - First OFF
00:00
– 24:00
22:00
33
Time Switch Hot Water Zone - Second ON
00:00
– 24:00
--:--
34
Time Switch Hot Water Zone - Second OFF
00:00
– 24:00
--:--
35
Time Switch Hot Water Zone - Third ON
00:00
– 24:00
--:--
36
Time Switch Hot Water Zone - Third OFF
00:00
– 24:00
--:--
40
Holiday Start Date
1 Jan
– 31 Dec
& Inactive
Inactive
41
Holiday End Date
1 Jan
– 31 Dec
& Inactive
Inactive
42
Room Temperature Operating Level During Holiday
Period.
Frost / Reduced
Frost
45
Default Reset of Time Switch Settings
YES / NO
NO
46
External Summer/Winter Changeover Temperature.
8…..30ºC
47
Display Language
English…………..
English
50
Fault Code
0…..255
Review Only