Mitsubishi Electric ACH1 Installation Manual page 8

Water heating unit control box
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6
[Fig. 6.1]
1 = ON
0 = OFF
Binary
DHW temperature
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
*Note: DHW [0000] (all OFF) causes heat pump boiler to heat to 45°C, followed by signal for immersion heater to 60°C
UFH temperature
(°C)
45*
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
UFC temperature
(°C)
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
(°C)
10
11
12
13
14
15
16
17
18
19
20
20
20
20
20
20
7

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