Dry Chamber; Commom To All Models - Aqua Lung CORE Service Manual

DRY CHAMBER

Start after points 24 (if yoke) or 33 (if DIN)
40. Insert the pin (127564) into the central hole, wet
chamber side. Place the pin support (127563) over
the pin.
NOTE: Press several times on the pin
support. It should feel like a push-button.
41. Fit a new diaphragm (119159) into
the dry chamber body (129903).
Make sure that the diaphragm is
correctly positioned by pressing all
around its edge with your finger.
42. Insert the plastic washer (129959) onto the dry
chamber body (129903). Watch out of the text
orientation, the biggest ring should be at the exterior
side of the wet chamber body.
Press the plastic washer up against the dry chamber
body shoulder.
43. Securely clamp holding tool (116230) into vice with
dry chamber facing up.
Screw by hand the dry chamber body (129903) onto
the body (129254).
Using a socket (122152) and a torque wrench
(122154), tighten the wet chamber body to 2.5 m.kg
(18.08 ft.lb).
NOTE: the tightening of the wet chamber on
the body SHOULD NOT be done with the MP
spring assembled in the wet chamber. The
previous steps must be respected.
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Service Manual Core 1 stage
Rev. 05/2015
44. Fit the spring pad (127565), the MP spring (127567)
and the washer (127568) on the diaphragm.
45. Grease the thread of the MP adjusting screw
(127566) with a brush. Using an 8mm Allen key,
screw the MP adjusting screw until coming to the
same level than the first thread of the dry chamber
body (129904).

COMMOM TO ALL MODELS

Start after points 39 (if wet chamber) or 45 (if dry chamber)
46. Remove the regulator from the vice and unscrew the
holding tool (116230).
47. Fit new lubricated O-rings (124701) on both HP plugs
(122237).
Fit new lubricated O-rings (124703) on the three MP
plugs (122233).
Using a 4 mm Allen key, screw two HP plugs and two
MP plugs on the outlets indicated herein below.
Free ports
REASSEMBLY END
Service Manual Core 1
MP plug
MP
HP plug
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stage
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