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18 Installation instructions and Owner’s Manual
70574 REV. C 8/05
Thermostat models
MHIR20NGT, MHIR30NGT, MHBF20NGT, MHBF30NGT,
TSIR20NGT, TSIR30NGT, TSBF20NGT, TSBF30NGT
7
2
20-2
36
39
38
35
16
21
20-1
16-1
16-2
33-2
6
8
26
3029
17
34
24
3-5
22-3
31-1
31-1
19
13
23
18
10
32
12
3-3
3-1
3-2
3-4
11
1-2
1-4
31-3
31-2
22-2
33-1
22-1
25
9
5
1-3
1-1
27-1
28-1
IR20NGT
IR30NGT
4
5
6
15
17
13
14
30
12
2
8
9
7
24
26
23
25
22-1
33-2
22-3
22-1
33-1
20-1
20-2
1-2
1-3
29
1-4
3-1
3-5
1-1
34
3-2
3-6
3-3
11
31-1
31-1
31-2
32
16-1
16-2
16
31-3
27-2
28-2
BF20NGT
BF30NGT