TB 9-6625-2197-40
b. Items of equipment used in this procedure are referenced within the text by common
name as listed in table 2.
c. Unless otherwise specified, verify the result of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in TM 11-6625-3090-12&P, TO 33DA123-13-1,
TO 33D7-29-52-1 and NAVAIR 17-20AX-517.
d. When indications specified in paragraphs 8 through 12 are not within tolerance,
perform the power supply check prior to making adjustments. After adjustments are made,
repeat paragraphs 8 through 12. Do not perform power supply check if all other
parameters are within tolerance.
e. Unless otherwise specified, all controls and control settings refer to the TI.
7. Equipment Setup
HIGH VOLTAGE is used or exposed during the performance of
this calibration.
DEATH ON CONTACT may result if
personnel fail to observe safety precautions. REDUCE
OUTPUT(S) to minimum after each step within the
performance check where applicable.
WARNING
Use extreme caution not to short positive and negative
terminals together when handling nickel-cadmium batteries.
Shorting may cause batteries to EXPLODE and result in injury
to personnel.
a. Install a fully charged battery stick into TI (fig. 1).
b. Observe TI display through VIEWFINDER EYEPIECE (fig. 2). Press and release
LAMP TEST BUTTON S3 (fig. 2) pushbutton. TI will indicate 8 888.8 in upper half of
display and 8 8 separated by the red, green, and yellow indicators in the lower half of
display (fig. 3).
NOTE
Flashing decimal points in display, or no display, may indicate
that the battery stick requires changing.
c. Press and release TEST SEQ (SEQUENCE) BUTTON S1 (fig. 2) pushbutton. TI
in the lower half of display.