TB 9-4920-367-35
(7) Close nitrogen tank valve and adjust regulator (B5) for zero output.
(8) Adjust pneumatic pressure controller for zero indication on TI.
(9) Close inlet valve and slowly open exhaust valve on pneumatic pressure
controller.
b. Adjustments. No adjustments can be made.
10. Final Procedure
a. Deenergize and disconnect all equipment and reinstall protective cover on TI.
b. When all parameters are within tolerance, annotate and affix DA Label 80 (US
Army Calibrated Instrument). When the TI receives limited or special calibration,
annotate and affix DA Label 163 (US Army Limited or Special Calibration). When the TI
cannot be adjusted within tolerance, repair the TI in accordance with the maintenance
manual. When repair is delayed for any reason or the TI cannot be repaired with local
resources, annotate and affix DA Form 2417 (US Army Calibration System Rejected
Instrument) and inform the owner/user accordingly in accordance with TB 750-25-1.
7
