13
Replacing The Exhalation Valve Diaphragm
1.
Using the Hexagon Key (Tool No. B00311) loosen the screw from the center of the exhalation valve and
remove the cap.
2.
Carefully stretch the diaphragm over the center spigot to remove from the exhalation valve body.
3.
Check that there is no debris or contamination in the exhalation valve body.
4.
Carefully stretch a new diaphragm over the center spigot making sure that it is correctly orientated and
that the hole in the diaphragm is located under the shoulder of the spigot. (see fig ).
5.
Replace the exhalation valve cap making sure that the location channel on the cap is located over the
location key on the valve body. (The Respirex lettering should be at the top).
6.
Replace the centre screw and hand tighten using the Hexagon Key (Tool No. B00311).
Fig.27
Fig.28
Diaphragm
Valve Cap
Location Key
Location Channel
Retaining Screw
Valve Body
Hexagon Key
ENSURE THAT THE DIAPHRAGM IS SEATED
UNDER THE SHOULDER OF THE CENTRE
SPIGOT AND IS CORRECTLY ORIENTATED.