Breathing System Leak; Apl Valve; Absorber Flow Direction And Leak; Expiration Valve Leak - Dräger Narkomed 2B Service Manual

PMC PROCEDURE (continued)
6.8.5

Breathing System Leak

6.8.5.1
6.8.5.2
6.8.5.3
6.8.5.4
6.8.5.5
6.8.5.6
6.8.5.7
( ) 6.8.5.8
6.8.6

APL Valve

6.8.6.1
6.8.6.2
6.8.6.3
( ) 6.8.6.4
6.8.6.5
6.8.7

Absorber Flow Direction and Leak

6.8.7.1
6.8.7.1.1 Close the APL valve.
6.8.7.1.2 Connect a 22mm hose between the inspiration valve and the
6.8.7.1.3 Connect a test terminal to the expiration valve.
6.8.7.1.4 Connect a Capnomed flowmeter to the test terminal.
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Verify the System Power switch is at STANDBY.
Close all flow control valves.
Interconnect the inspiratory and expiratory valves with a 12-inch
hose.
Attach a test terminal with a cuff inflation bulb (P/N S010159) to
the bag mount.
Set the Man/Auto selector valve to BAG.
Close the APL valve.
Apply 50 cm H O pressure to the absorber system.
2
After 30 seconds, what is the pressure in the absorber system? ___
cm H O (>30)
2
Open the APL valve to its stop.
Turn the SYSTEM POWER switch to ON.
Set the oxygen flow to 8 l/min.
What is the pressure on the absorber pressure gauge? ___ cm H
(<3)
Close the oxygen flow control valve, turn the System Power switch
to STANDBY, and remove the test terminal from the bag mount.

Expiration Valve Leak

bag mount.
6-18
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NM2B
O
2
Rev. Y