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0 inlet/outlet valve replacement – AirSep MN155-1 User Manual

Page 11

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7


Disconnect from any oxygen source before attempting any service or
repair.


2.0 Inlet/Outlet

Valve

Replacement


2.1

With a Phillips head #2 screwdriver, remove the three screws in the back of the
device. Pull the bottom of the back cover out then rotate up and away to remove the
cover.

Figure 9


2.2

Using two wrenches, hold the inner nut in place with one wrench (7/16 inch) and
unscrew the outer nut with the other wrench (5/8 inch).












Figure 10

Remove 3 screws,
then the rear cover