TB 9-6625-2268-24
CALIBRATION PROCESS
6. Preliminary Instructions
a. The instructions outlined in paragraphs 6 and 7 are preparatory to the calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
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 the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
7. Equipment Setup
WARNING
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 with the performance
check where applicable.
a. Remove protective cover from TI only to make adjustments and replace
upon completion.
b. Connect TI to a 115 V ac power source.
c. Press POWER ON/OFF pushbutton to ON and allow at least 15 minutes for
stabilization.
d. Press and release AC/DC pushbutton to DC.
e. Press V function pushbutton.
8. Dc Voltage
a. Performance Check
(1) Connect calibrator OUTPUT HI and LO to TI V/k /S and COMMON.
(2) Press TI range pushbutton and set calibrator output to settings listed in table 3.
If TI does not indicate within limits specified, perform corresponding adjustment.
