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  TB 55-4920-428-35
(61) Position TI controls (a) thru (e) below:
(a) SYSTEM SELECT to BITE.
(b) EXTERNAL METER SELECT SAS2 to CROSS FDBK.
(c) BITE to SAS2 CROSS.
(d) POWER to ON.
(e) PRESS TI SAS2 FEEDBACK SELECT to CROSS.
(52) Digital multimeter will indicate between 0.95 and 1.05 vac. Observe TI DVM for an indication between 0.95 and
1.05. Nullmeter will indicate 10 ± 1 minor division to the right.
(53) Set TI POWER to OFF and disconnect test equipment.
b. Adjustments.
(1) Adjust TI 28 vdc power supply PS2 potentiometer R13 for 28 vdc indication on digital multimeter (R).
(2) Set BITE switch to -20 vdc.
(3) Remove bracket from TI DVM if necessary and adjust TI DVM SPAN (R1) adjust on back of indicator for the
reading recorded in 10a(9) above on TI DVM (R).
(4) Adjust TI -12 vdc power supply PS 1 potentiometer R26 for -12 vdc indication on digital multimeter (R).
(5) Adjust TI + 12 vdc power supply PS 1 potentiometer R14 for + 12 vdc indication on digital multimeter (R).
(6) Remove cover from TI 400 Hz power supply PS3 adjustment and adjust for 13 vac indication on digital multimeter
(R).
NOTE
Test Set Modified and Calibration Procedure Specifications have been changed. Modified Test Set Only.
22
Change 2
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