13. Change the inhalation membranes
2020-10-06
OI03H-1021 SR 200 Airline
19
13.1
One membrane is in the
centre of the inner mask on a
fixed dowel. Prise off the
membrane and fit a new
membrane.
13.2
Two membranes are
fitted, i.e. one on each inside
of the inner mask. The
dowels for these membranes
are removable and should be
changed whenever the
membrane is changed. Prise
off the membrane and
dowels.
13.3
The membrane should
rest on the larger flange, i.e.
thread the dowel with the
membrane from the inside of
the face piece through the
valve seat, with the smaller
flange first.
13.4
Prise the new
membranes onto the new
dowels.