TM 55-1930-208-10
(3) Clean corrosion from mesh screen using a wire brush (item 8, Appendix D) and paint as necessary.
d. Installation.
(1) Install flame screen (9) on check valve (7) and secure with three screws (8).
(2) Screw check valve (7) on pipe.
(3) Install flame screen (6) on check valve (3) and secure with three screws (5).
(4) Install gasket (4), check valve (3), and secure with eight screws (2) and eight nuts (1).
Figure 3-3. Check Valves and Flame Screen, Removal/Installation.
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