Bradford-white D-4-504S6FSX User Manual download pdf (Page 23)

Page 23

Sensor Resistance at Various Temperatures

Gas Control & Thermal Well Removal From Water Heater

Step 1. Move the gas control power switch to the “OFF”

position.

Step 2. Unplug the water heater from the wall outlet.

Step 3. Drain the water heater to a point below the gas control level.

Step 4. Turn off the gas supply to the water heater and disconnect the gas piping

from the gas control.

°F012345678 9

40 26109 25400 24712 24045 23399 22771 22163 21573 21000 20445

0 19906 19383 18876 18383 17905 17440 16990 16553 16128 15715

60 15314 14925 14548 14180 13823 13477 13140 12812 12494 12185

70 11884 11592 11308 11032 10763 10502 10248 10000 9760 9526

80 9299 9078 8862 8653 8449 8250 8057 7869 7685 7507

0 7333 7165 7000 6839 6683 6531 6383 6238 6098 5961

100 5827 5697 5570 5446 5326 5208 5094 4982 4873 4767

110 4663 4562 4464 4368 4274 4183 4094 4006 3922 3839

120 3758 3679 3602 3527 3453 3382 3312 3244 3177 3112

130 3048 2986 2925 2866 2808 2752 2697 2643 2590 2538

140 2488 2439 2391 2344 2298 2253 2209 2166 2124 2083

150 2043 2004 1966 1928 1891 1856 1820 1786 1753 1720

160 1688 1656 1625 1595 1566 1537 1509 1481 1454 1427

170 1402 1376 1351 1327 1303 1280 1257 1235 1213 1191

180 1170 1150 1129 1110 1090 1071 1053 1035 1017 999

190 982 965 949 933 917 901 886 871 857 842

200 828 814 801 788 775 762 749 737 725 713

In Degrees F

Component Disassembly

Gas control power

switch

Damper (water

heater) power cord

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 39 40

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Bradford-white D-4-504S6FSX User Manual Page 23