MIL-HDBK-1164
Table 27 (Continued)
Inspection
Action
(1),(2)
Manometer
Clean tubes and gage unit as necessary.
SA
A or V
Check mercury level and add mercury if
necessary; clean or replace mercury if
necessary.
Level sensors
Floats
Check for bent rod, binding, or other
M
damage; correct undesirable conditions;
apply light oil to moving parts; check
alarm system.
Bubble pipe
Check air discharge pipe for freeness;
Q
check air compressor system; clean,
repair, or renew worn parts as necessary.
Probes
Check contacts, wiring, and electrical
Q
connections; repair as necessary.
Check probe surface; check calibration;
SA
clean, repair, or renew as necessary.
(1) W-Weekly; M-Monthly; Q-Quarterly; SA-Semiannually;
A-Annually; V-Variable, as conditions may indicate.
(2) The frequencies shown are suggested frequencies that may be
modified by local command, as individual installation
conditions warrant.
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