4-26
Use flowmeter to set stable pressure of 30
mbar.
Set flow (leakage rate) must be < 20 mL/
min.
Remove test set-ups, connect ventilator
hose
21.9 Sealing in vacuum:
Set Fabius to IPPV. P indication in Debug
mode is 200 +
50hPa.
Set ventilator to standby.
P indication must fall by no more than 100
hPa within 3 s.
22. Testing type of gas, cylinder operation
(optional)
22.1 O2 supply, cylinder
All gas supplies depressurised
Open O2 cylinder
Open all control valves
Set * = 0.8 L/min. at O2 control valve
O2 flowmeter:
Flow remains on * = 0.8 L/min.
No reading on any other flowmeter
(* = 0 L/min.)
ISOsock-
T-piece
Connecting sleeve
Pressure gauge
7901515
Rotameter
7901161
Flowmeter
2M 85502
V
O
O
O
O
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