TM 10-8415-208-12
3-10. REBREATHER SYSTEM MAINTENANCE INSTRUCTIONS. (CONT)
(1)
Remove retaining screws (1) and (2) from upper lens ring (3) and lower lens ring (4).
(2)
Remove upper lens ring (3) and lower lens ring (4) from face piece (5).
(3)
Remove lens (6) from face piece (5) by peeling lens seal (7) back from lens (6).
(4)
Remove therma clear lens insert (8) from lens (6).
b. Installing.
NOTE
The therma clear lens insert is equipped with an adhesive strip and may be replaced without removing the
face piece lens.
(1)
Attach new therma clear lens insert (8) to the inside of a new lens (6).
NOTE
The word "down" on the lens should be on the bottom and centered in the face piece opening.
(2)
Place the bottom edge of new lens (6) into the grove of lens seal (7).
(3)
Carefully work lens seal (7) around the new lens (6) edge.
(4)
Attach lower ring (4) and upper ring (3) to face piece (5) using retaining screws (1) and (2).
(5)
Perform the Face Piece Fit Test, paragraph 3-10.4.4.
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