Aqua Lung FIRST STAGE Service Manual page 12

10. Fit the spring pad (127565), flat side down, in the
centre of the diaphragm. Engage the spring
(127567) in the centre of the spring pad.
11. Fit the washer (127568) in the adjusting screw
(127566). Fit it on the spring. Using an 8mm Allen
key, screw the adjusting screw (127566) in the dry
chamber, until 1 thread of the screw is still visible.
Service Manual 1st stage Legend
Rev. 12/2011
Service manual First stage Legend
If the regulator is an yoke version, go to step 14. If it is a DIN
version, go to step 15.
12. Assembling the yoke:
a. Fit a new o-ring (124703) in the groove of the
shutter crown (129614 / 129704 / 129205).
Lubricate the o-ring (124703) with a brush when it's
in the groove.
b. Put the shutter valve (129202 / 129716 / 129207) in
the shutter crown and then fit a new lubricated o-
ring (473056)on the shutter valve.
c. Place the yoke retainer (129719) in the yoke. Place
the spring (129204) in the retainer, then put the
shutter crown (fitted with the shutter valve) on the
spring.
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