Cousteau/ SEA First Stage Service & Repair Manual
7
© 2000 Aqua Lung America, Inc.
C. While holding the inlet fitting secure, apply a pair of
circlip pliers (P/N 1111-00) to the circlip(4) and squeeze
the circlip until it has disengaged from the yoke retainer.
Remove the circlip from the inlet fitting, along with the
filter(5) and both O-rings(6&9). Discard the filter and O-
rings, and do not reuse.
Disassembly of DIN Connection
A. Unscrew the thread protector cap and remove it from the
first stage.
B. Apply a 4mm hex key to the filter retainer(8a), and turn it
counter-clockwise to loosen and remove from the inlet
fitting(8e). Remove and discard both O-rings(8b&8c).
C. Apply a 19mm open end wrench to the hex feature of the
inlet fitting, and turn the inlet fitting counter-clockwise to
loosen and remove from the first stage body. Remove
and discard the O-ring(8f) and the filter disc(8d).
D. Closely inspect the threaded portion of the handwheel to
ensure it is free of any burrs or other damage that could
prevent proper threading. Replace the handwheel if
damage is found, or set it aside to be reused.
This concludes the disassembly of the Cousteau/ SEA
First Stage. Refer directly to Procedure A and Table A,
titled Cleaning & Lubrication, before proceeding to the
Reassembly Procedures.
