Service and repair
8-34
10070389 Rev. A
Puritan Bennett™ 700 Series Ventilator System Service Manual
7.
Remove mixing manifold, as follows:
a.
Using 2.5-mm hex driver, loosen four M3 x 10 screws and split-ring washers.
b.
Pull out manifold. Inlet check valve and gasket will also come out (Figure 8-29).
Caution
Be extremely careful to prevent debris of any kind from entering the cylinder while the
check valve is off. Debris can permanently damage the piston/cylinder assembly.
Figure 8-29. Cylinder check valves
Gasket
Gasket
7-00034
Inlet check valve
(white housing, leaf
facing into cylinder)
Outlet check valve
(blue housing, leaf
facing out of
cylinder)
Summary of Contents for Puritan Bennett 700 Series
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