TM 5-4220-225-14
WARNING
Leave 1 1/2 threads exposed on fitting when applying teflon tape. This will ensure that
no teflon tape will hang down inside the air system. Teflon tape should be wrapped in
such a manner that when the fitting is tightened the tape will not loosen. Failure to wrap
teflon tape correctly may result in contamination or blockage of the air system and
subsequent possible injury or death to the diver.
(14)
Apply teflon tape to threads on relief valve (9).
(15)
Install relief valve (9).
(16)
Install stainless steel spacer (7), teflon packing (6), and brass washer (5) on valve stem (3).
(17)
Install valve stem (3).
(18)
Install nut (2) and packing gland nut (1).
FOLLOW-ON MAINTENANCE
Install air supply valve (para. 4-21).
5-23
