Aqua Lung APEKS TX 50 Technical Manual page 16

16
3
Install the o-ring (3) onto
the valve spindle (20).
4
Install the o-ring (27) onto the stem of the shuttle valve (28).
Push the MP seat (29) into the front of the shuttle valve.
NOTE:
Ensure MP seat has been fitted flush with the shuttle valve.
5
Fit the valve spring (26) onto the leading edge of the counter balance
cylinder (25). Carefully guide the stem of the shuttle valve (28)
through the spring and into the counter balance cylinder.
CAUTION: Ensure that lever is not twisted and that legs are
parallel. Lever should appear as that shown on the left, not
as shown on the right. If necessary, gently squeeze legs
together to straighten.
Correct
6
to the right, lever should be pointing to the left.
7
(perpendicular to the valve spindle), insert the valve assembly (25-
29) into the valve spindle (20). Using your finger, press the shuttle
valve assembly all the way into the valve spindle.
8
9
(20). There should now be
spring tension on the lever (21).
Incorrect
If the lever (21) was removed, install the lever in correct
orientation. With air outlet hole facing you and threaded end
With the "feet" of the shuttle valve (28) pointing downward
(away from the lever) and the lever (21) pointing straight up
NOTE: Ensure that the lever has a full range of movement and
does not catch on the valve spindle.
Install the o-ring (24) onto the
adjusting knob (23).
Install the adjusting knob
(23) into the valve spindle
TX50 Technical Manual
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