Cooper & Hunter CH-S09FTXC, Service Manual

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Troubleshooting
Troubleshooting
Appendix2:ResistanceTable for Indoor and Outdoor Ambient Temperature Sensors (20K)
Temp.(
℃
) Resistance(kΩ) Temp.(
℃
) Resistance(kΩ) Temp.(
℃
) Resistance(kΩ) Temp.(
℃
) Resistance(kΩ)
-30 361.8 6 48.42 42 9.803 78 2.663
-29 339.8 7 46.11 43 9.42 79 2.577
-28 319.2 8 43.92 44 9.054 80 2.495
-27 300 9 41.84 45 8.705 81 2.415
-26 282.2 10 39.87 46 8.37 82 2.339
-25 265.5 11 38.01 47 8.051 83 2.265
-24 249.9 12 36.24 48 7.745 84 2.194
-23 235.3 13 34.57 49 7.453 85 2.125
-22 221.6 14 32.98 50 7.173 86 2.059
-21 208.9 15 31.47 51 6.905 87 1.996
-20 196.9 16 30.04 52 6.648 88 1.934
-19 181.4 17 28.68 53 6.403 89 1.875
-18 171.4 18 27.39 54 6.167 90 1.818
-17 162.1 19 26.17 55 5.942 91 1.763
-16 153.3 20 25.01 56 5.726 92 1.71
-15 145 21 23.9 57 5.519 93 1.658
-14 137.2 22 22.85 58 5.32 94 1.609
-13 129.9 23 21.85 59 5.13 95 1.561
-12 123 24 20.9 60 4.948 96 1.515
-11 116.5 25 20 61 4.773 97 1.47
-10 110.3 26 19.14 62 4.605 98 1.427
-9 104.6 27 18.32 63 4.443 99 1.386
-8 99.13 28 17.55 64 4.289 100 1.346
-7 94 29 16.8 65 4.14 101 1.307
-6 89.17 30 16.1 66 3.998 102 1.269
-5 84.61 31 15.43 67 3.861 103 1.233
-4 80.31 32 14.79 68 3.729 104 1.198
-3 76.24 33 14.18 69 3.603 105 1.164
-2 72.41 34 13.59 70 3.481 106 1.131
-1 68.79 35 13.04 71 3.364 107 1.099
0 65.37 36 12.51 72 3.252 108 1.069
1 62.13 37 12 73 3.144 109 1.039
2 59.08 38 11.52 74 3.04 110 1.01
3 56.19 39 11.06 75 2.94 111 0.9825
4 53.46 40 10.62 76 2.844 112 0.9556
5 50.87 41 10.2 77 2.752 113 0.9295
Appendix 3: Resistance Table for Indoor and Outdoor Ambient Temperature Sensors (50K)
Temp.
(
℃
)
Resistance
(kΩ)
Temp.
(
℃
)
Resistance
(kΩ)
Temp.
(
℃
)
Resistance
(kΩ)
Temp.
(
℃
)
Resistance
(kΩ)
Temp.
(
℃
)
Resistance
(kΩ)
-30 911.56 6 119.08 42 24.128 78 6.542 114 2.2409
-29 853.66 7 113.37 43 23.186 79 6.3315 115 2.1816
-28 799.98 8 107.96 44 22.286 80 6.1288 116 2.1242
-27 750.18 9 102.85 45 21.425 81 5.9336 117 2.0686
-26 703.92 10 98.006 46 20.601 82 5.7457 118 2.0148
-25 660.93 11 93.42 47 19.814 83 5.5647 119 1.9626
-24 620.94 12 89.075 48 19.061 84 5.3903 120 1.9123
-23 583.72 13 84.956 49 18.34 85 5.2223 121 1.8652
-22 549.04 14 81.052 50 17.651 86 5.0605 122 1.8158
-21 516.71 15 77.349 51 16.99 87 4.9044 123 1.7698
-20 486.55 16 73.896 52 16.358 88 4.7541 124 1.7253
-19 458.4 17 70.503 53 15.753 89 4.6091 125 1.6821
-18 432.1 18 67.338 54 15.173 90 4.4693 126 1.6402
-17 407.51 19 64.333 55 14.018 91 4.3345 127 1.5996
-16 384.51 20 61.478 56 14.085 92 4.2044 128 1.5602
-15 362.99 21 58.766 57 13.575 93 4.0789 129 1.522
-14 342.83 22 56.189 58 13.086 94 3.9579 130 1.485
-13 323.94 23 53.738 59 12.617 95 3.841 131 1.449
-12 306.23 24 51.408 60 12.368 96 3.7283 132 1.4141
-11 289.61 25 49.191 61 11.736 97 3.6194 133 1.3803
-10 274.02 26 47.082 62 11.322 98 3.5143 134 1.3474
-9 259.37 27 45.074 63 10.925 99 3.4128 135 1.3155
-8 245.61 28 43.163 64 10.544 100 3.3147 136 1.2846
-7 232.67 29 41.313 65 10.178 101 3.22 137 1.2545
-6 220.5 30 39.61 66 9.8269 102 3.1285 138 1.2233
-5 209.05 31 37.958 67 9.4896 103 3.0401 139 1.1969
-4 198.27 32 36.384 68 9.1655 104 2.9547 140 1.1694
-3 188.12 33 34.883 69 8.9542 105 2.8721 141 1.1476
-2 178.65 34 33.453 70 8.5551 106 2.7922 142 1.1166
-1 169.68 35 32.088 71 8.2676 107 2.715 143 1.0913
0 161.02 36 30.787 72 7.9913 108 2.6404 144 1.0667
1 153 37 29.544 73 7.7257 109 2.5682 145 1.0429
2 145.42 38 28.359 74 7.4702 110 2.4983 146 1.0197
3 138.26 39 27.227 75 7.2245 111 2.4308 147 0.9971
4 131.5 40 26.147 76 6.9882 112 2.3654 148 0.9752
5 126.17 41 25.114 77 6.7608 113 2.3021 149 0.9538
Note: The information above is for reference only.