TB 9-1430-201-50
(8) Repeat (2) through (7) above until no further adjustment is required.
(9) Set TI dials to 9000.
(10) Adjust voltage divider dials to obtain null on null detector. Voltage divider will
indicate between 899640 and 900360.
(11) Repeat technique of (9) and (10) above at TI dial settings listed in table 9.
Voltage divider will indicate within limits specified.
Table 9. Ratio Accuracy
Test instrument
Voltage divider indication
dial indication
Min
Max
8999
899540
900260
8888
888444
889156
7777
777388
778011
6666
666333
666867
5555
555277
555722
4444
444222
444578
3333
333166
333433
2222
222111
222289
1111
111055
111144
b. Adjustments. No adjustments can be made.
20. Final Procedure
a. Deenergize and disconnect all equipment and reinstall protective cover on TI.
b. In accordance with TM 38-750, annotate and affix DA Label 80 (US Army
Calibration System. When the TI cannot be adjusted within tolerance, annotate and affix
DA Form 2417 (Unserviceable or Limited Use tag).
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