PRACTICE EXERCISE (Continued)
What type of lubricant grease should be applied to O-ring seals when purging NVGs
AN/PVS-5A equipped with MX-9648/UV image intensifier?
L0 3 lubricant.
The purge device is being used to purge and fill the NVGs AN/PVS-5A.
monocular by pumping vacuum handle until purge device gauge indicates what?
3 1 PSI.
Less than 20 inches/Hg.
Greater than 20 inches/Hg.
5 1 PSI.
The purge and fill operation on the NVGs AN/PVS-5A is complete. Before breaking
down purge station, what position should the purge device switches be in?