2. Lubricate threads of valve seat (11) and screw into the valve
body (12) using the spindle (10) until it bottoms against the crown.
3. Place parts in the following order onto the spindle (12). Lubricated
plastic washer (9), metal washer (8), o-ring (7) and backup ring (6).
4. Insert the spindle assembly into the valve body (12) ensuring the
spindle (10) aligns with the slot in the valve seat (11).
Align
Spindle
w/ slot
5. Lubricate the o-ring (5) and install it on to the valve plug (4).
Ensure it is in the groove on the plug below the shoulder. Screw the
valve plug (4) back into the body (12) until hand tight. Using a inch
pound torque wrench and a 22mm socket (pn 769354), tighten the
valve plug to 90 in/lbs (10.2 Nm). Ensure the o-ring (16) is seated
back inside the valve body (12).
note: Before performing any reassembly, it is important to
inspect all parts, both new and those that are being reused,
to ensure that every part and component is perfectly clean
and free of any dust, corrosion or blemishes. Before dressing
each o-ring with Christo-Lube
®
, check to ensure it is clean,
supple and free of any blemish.
WArNiNg:
use only genuine Aqua Lung
®
parts, sub-
assemblies and components whenever assembling any
Aqua Lung
®
product. Do Not attempt to substitute an
Aqua Lung
®
part with another manufacturer’s, regardless
of any similarity in shape, size or appearance. Doing so
may render the product unsafe and could result in serious
injury or death.
1. Holding the valve body (12) in a vise, install the burst disk assembly
in the following order: gasket (13c), safety disc (13b) and safety plug
(13a). Torque the safety plug to 90 in/lbs (10.2 Nm) using a 1/2 inch
socket (pn 944333) and inch pound torque wrench.
note:
the Burst Plug Assembly Pn 487590 (13) comes
as a complete kit, it is to be installed together and cannot
be ordered as separate parts.
note: Install safety disc (13b) with the red side of the
disc facing out of the port on the valve body (12).
note: Do not Lubricate the threads of the safety
plug (13a).
Cylinder Valve Assembly
Cylinder Valve maintenance procedures
20
Atlantis Technical Manual