TB 9-6625-2270-24
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 results of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Additional maintenance information is contained in TM 11-6625-3055-14.
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 within the
performance check where applicable.
a. R e m o v e p r o t e c ti v e c o v e r f ro m T I o n l y t o m a k e a d j u s tm e n t s a n d r e p l a ce
u p o n completion.
b. Connect TI to a 115 V ac source. Press POWER pushbutton to ON and allow at
least 15 minutes for stabilization.
c. Set DC/AC pushbutton to DC (out) position.
d. Press V function pushbutton.
e. Press 200 mV range pushbutton.
8. Dc Voltage
a. Performance Check
(1) Connect calibrator OUTPUT terminals to TI V and COMMON terminals.
(2) Press TI range pushbutton and set calibrator output as specified in table 3. If TI
does not indicate within the specified limits, perform corresponding adjustment procedure.