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50S & 50D Thermometer
Calibration Information
4
Clean the thermometer case with a mild detergent and water.
The pca may be washed with isopropyl alcohol or deionozed water and a soft brush. Dry the pca with clean
dry air at low pressure, then bake it at 50
o
C for 24 hours.
Disassembly/Reassembly
Thermometer disassembly is necessary to replace the battery and some interior parts (see “Replaceable
Parts”, later in this document). Refer to Figure 1 when disassembling and reassembling the thermometer.
To disassemble the thermometer:
1. Turn the thermometer OFF if necessary.
2. Loosen the four bottom case screws and remove the top case.
To reasemble the thermometer:
1. Replace the top case.
2. Tighten the four bottom case screws.
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Figure 1. Thermometer Disassembly and Reassembly (50D is shown)