TM 10-8415-208-12
(1) Place the rebreather system on a flat surface.
(2) Release the latches on the bottom of the rebreather system and remove the cover (1).
(3) Disconnect coolant canister hose (2) from coolant canister (3).
(4) Loosen hose clamp (4) and remove exhalation hose (5) from center section (6).
(5) Pull anti-rotation collar (7) clear of regulator tube (8) and bypass tube (9) connections.
(6) Disconnect regulator tube (8) and bypass tube (9) from center section (6).
(7) Remove screws (10) and washers (11) from center section (6).
(8) Lift center section (6) out of lower housing (12).
(9) Remove diaphragm clamp (13).
(10) Remove diaphragm assembly (14) from center section (6).
NOTE
The valve body may come apart between parts (15) and (16). Slip joint pliers may aid in disassembly. If
slip joint pliers are used, take precautions to prevent marring the surface of parts (15) and (16).
NOTE
Many parts are small in size. Precautions should be taken to prevent loss of parts.
(11) Unscrew valve bodies (15) and (16) from diaphragm guide (17) using the relief valve tool from the service
kit.
(12) Remove silver compression spring (18), valve seat (19), and red compression spring (20) from diaphragm
guide (17).
(13) Remove diaphragm guide (17) from diaphragm assembly (14).
(14) Unscrew valve body (15) from valve body (16) using slip joint pliers and relief valve tool.
(15) Remove valve seat (21) from valve body (16).
(16) Remove preformed packing (22) and (23) from valve bodies (15) and (16).
(17) Remove preformed packing (24) and (25) from valve seats (19) and (21).
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