B Scavenger, Open Reservoir - Dräger Narkomed 2C Technical & Service Manual

NM2C
6.7A.2.4
6.7A.2.5
6.7A.2.6
( ) 6.7B SCAVENGER, OPEN RESERVOIR - if applicable
6.7B.1 Scavenger, Open Reservoir Cleaning
6.7B.1.1
6.7B.1.2
6.7B.1.3
6.7B.1.4
6.7B.1.5
6.7B.1.6
6.7B.1.7
6.7B.1.8
6.7B.1.9
Rev. K
RETURN TO THIS MANUAL'S TABLE OF CONTENTS
If the absorber system or ventilator bellows are equipped with a
PEEP valve, turn the PEEP valve control knob fully counter-
clockwise.
Set the oxygen flow to 10 l/min. and occlude the 19 mm scavenger
terminal labeled EXHAUST.
After the ventilator bellows inflates, the flow of oxygen will exit
the system through the positive pressure safety relief valve. At
this point, the absorber system breathing pressure gauge shall
indicate a pressure of 10.0 cm H
Remove all scavenger hoses one at a time and drain all
accumulated moisture.
deterioration and replace any worn hoses.
Disconnect the hospital vacuum source from the scavenger.
If applicable, remove the scavenger flow control needle valve
assembly. Inspect the needle valve and seat for lint or dust
accumulation. Clean with compressed air if necessary, and
reinstall the needle valve assembly.
Remove the scavenger mounting screws.
Remove the two screws securing the access panel at the bottom of
the scavenger canister.
Remove and inspect the silencer; replace if needed.
Remove the reservoir canister from the scavenger body by
unscrewing the four socket head cap screws located at the top of
the canister.
Remove the flowmeter from its housing by turning it counter-
clockwise. Inspect the tube and clean with compressed air if
needed.
Reassemble the scavenger assembly, and reactivate the vacuum
source.
6-9
RETURN TO CD-ROM TABLE OF CONTENTS
PMS PROCEDURE (continued)
O or less.
2
Inspect all scavenger hoses for