Aqua Lung CORE Service Manual - Page 7

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10. With the tool (506001),

remove the O-ring (124706)

from

the

valve

spindle

(129146).

11. Insert a 4 mm Allen key in the valve spindle (thread side)

and push out the shuttle valve assembly. Separate the

components of the valve seat.

12. Use a fingernail to remove the rubber seating (129638)

and the small O-ring (AP2041) of the shuttle valve

(AP2036).

13. Using a flat screwdriver, unscrew the valve seat (AP2033)

until feeling thread end. Insert metallic part of the tool

(116236) in the valve spindle (not threaded side). Grab

the tool metallic part on the other side, pull the valve seat

out.

Using the tool (506001), remove the O-ring (444243) from

the valve seat.

Service Manual Core 2

Rev. 05/2015

stage

14. By hand or with a coin, unclip the exhaust tee (129908).

Be careful not to damage the case (129931 or 129932).

15. Lift the exhaust valve

(129174). Check that the

contact surface is clean

and free of scratches. The

exhaust valve should be

clean, flexible and should

have clean edges.

If it is in good condition, it is not necessary to remove it

and it can be re-used. If there is any sign of deterioration,

it must be replaced.

Do not remove the baffle (129648) from the case

(129931 or 129932).

DISASSEMBLY END

Before starting to re-assemble the regulator,

make sure that all replacement parts have been

cleaned and lubricated in accordance with

Procedure A – Cleaning and Lubricating, page

15.

Service Manual Core 2

stage