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0 flowmeter replacement – AirSep MN155-1 User Manual

Page 7

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3


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



1.0 Flowmeter

Replacement


1.1

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 1


1.2

Cut the tubing to the inlet and the outlet of the flowmeter to be replaced.

Figure 2

Remove 3 screws,
then the rear cover

Cut Tubing

Cut tubing between
the barb fitting and
the flowmeter inlet.