Dräger Medical Fabius Tiro Technical & Service Manual page 267

FABIUS TIRO
8.8.2.4
8.8.2.5
8.8.2.6
Passive Scavenger Functional Test
8.8.2.7
8.8.2.8
8.8.2.9
8.8.2.10 Set the COSY breathing system APL valve to SPONT.
8.8.2.11 Open the oxygen flow control valve to a flow of 10 L/min and
8.8.2.12 After the breathing bag inflates, the absorber systems' breathing
8.8.2.13 Systems that are not equipped with a pressure gauge, observe the
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APPENDIX A
If necessary, remove the filter for cleaning. Brush any accumulated
lint of dust off the filter. The filter can be further cleaned with a low
flow of clean air or oxygen.
Place the filter back, making sure that it lays flat on the valve port
orifice.
Reinstall the anti-occlusion cage on the scavenger body, making
sure the filter is properly seated.
Check for moisture accumulation in the breathing and scavenger
hoses. Remove and moisture found.
Short-circuit the COSY breathing system inspiratory and expiratory
valves with a 2 mm breathing hose.
Install a breathing bag on the COSY breathing system.
occlude the passive scavenger exhaust port connection.
pressure gauge must indicate a pressure of less than 5 cm H2O.
generated pressure waveform, set the threshold to 5 cm H2O. The
pressure waveform shall not rise and remain above the dotted
threshold trace during this performance test.
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PMS PROCEDURE (continued)