![background image](http://html1.mh-extra.com/html/york/ycul0045/ycul0045_installation-operation-and-maintenance_4223634126.webp)
JOHNSON CONTROLS
126
FORM 150.63-NM6 (1020)
Service and Troubleshooting
DISCHARGE AIR TEMPERATURE SENSOR
J6-6
= +5 VDC
regulated supply to sensor.
J6-9
=
VDC
input signal to the microboard. See
Table 35 for voltage readings that correspond
to specific discharge temperatures.
J6-3
= drain (shield connection = 0
VDC
)
TEMP °F
VOLTAGE
RESISTANCE
TEMP °C
0
1.71
25619
-18
2
1.78
24046
-17
4
1.85
22580
-16
6
1.93
21214
-14
8
2.00
19939
-13
10
2.07
18749
-12
12
2.15
17637
-11
14
2.22
16599
-10
16
2.30
15629
-9
18
2.37
14721
-8
20
2.45
13872
-7
22
2.52
13077
-6
24
2.59
12333
-4
26
2.67
11636
-3
28
2.74
10982
-2
30
2.81
10370
-1
32
2.88
9795
0
34
2.95
9256
1
36
3.02
8750
2
38
3.08
8276
3
40
3.15
7830
4
42
3.21
7411
6
44
3.27
7017
7
46
3.33
6647
8
48
3.39
6298
9
50
3.45
5970
10
52
3.51
5661
11
54
3.56
5370
12
56
3.61
5096
13
58
3.67
4837
14
60
3.72
4593
16
62
3.76
4363
17
64
3.81
4145
18
66
3.86
3941
19
68
3.90
3747
20
70
3.94
3564
21
72
3.98
3392
22
74
4.02
3228
23
76
4.06
3074
24
78
4.10
2928
26
80
4.13
2790
27
TABLE 35 –
DISCHARGE AIR TEMP. SENSOR
TEMPERATURE/VOLTAGE/
RESISTANCE CORRELATION
Summary of Contents for YCUL0045
Page 13: ...JOHNSON CONTROLS 13 FORM 150 63 NM6 1020 This page intentionally left blank...
Page 31: ...JOHNSON CONTROLS 31 FORM 150 63 NM6 1020 1 This page intentionally left blank...
Page 35: ...JOHNSON CONTROLS 35 FORM 150 63 NM6 1020 1 This page intentionally left blank...
Page 71: ...JOHNSON CONTROLS 71 FORM 150 63 NM6 1020 1 This page intentionally left blank...
Page 79: ...JOHNSON CONTROLS 79 FORM 150 63 NM6 1020 This page intentionally left blank...
Page 117: ...JOHNSON CONTROLS 117 FORM 150 63 NM6 1020 2 This page intentionally left blank...
Page 120: ...JOHNSON CONTROLS 120 FORM 150 63 NM6 1020 Unit Controls THIS PAGE INTENTIONALLY BLANK...
Page 139: ...JOHNSON CONTROLS 139 FORM 150 63 NM6 1020 3 This page intentionally left blank...
Page 141: ...JOHNSON CONTROLS 141 FORM 150 63 NM6 1020 4 LD08801...
Page 145: ...JOHNSON CONTROLS 145 FORM 150 63 NM6 1020 4 LD08946...
Page 147: ...JOHNSON CONTROLS 147 FORM 150 63 NM6 1020 4 LD08800...
Page 151: ...JOHNSON CONTROLS 151 FORM 150 63 NM6 1020 4 LD08776...
Page 153: ...JOHNSON CONTROLS 153 FORM 150 63 NM6 1020 4 LD08804...
Page 155: ...JOHNSON CONTROLS 155 FORM 150 63 NM6 1020 4 LD08781...
Page 157: ...JOHNSON CONTROLS 157 FORM 150 63 NM6 1020 4 This page intentionally left blank...
Page 159: ...JOHNSON CONTROLS 159 FORM 150 63 NM6 1020 4 LD08803...
Page 161: ...JOHNSON CONTROLS 161 FORM 150 63 NM6 1020 4 LD08807...
Page 163: ...JOHNSON CONTROLS 163 FORM 150 63 NM6 1020 4 LD08785...
Page 165: ...JOHNSON CONTROLS 165 FORM 150 63 NM6 1020 4 This page intentionally left blank...
Page 167: ...JOHNSON CONTROLS 167 FORM 150 63 NM6 1020 4 LD08806...