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TM 55-6695-220-13&P
Table 3-7. Troubleshooting Chart (Contd)
Malfunction
Test or Inspection
Corrective Action
11. Thermocouple lead resistance error reads substantially different value from 2, 8, or 22 ohm aircraft test circuit.
Check for loose knob on lead resistance error control.
If condition exists, apply aircraft circuit with known resistance and adjust knob to indicate correct
resistance at null-balance.
3-15
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