Datex-Ohmeda S/5 Avance Technical Reference Manual page 246

S/5 Avance
9.17 Replace Alt O
Alt O Flowmeter (A)
2
Needle Valve Assembly
(B)
Alt O Switch (C)
2
9-44
components
2
1. Bleed all gas pressure from the machine (Section 9.1).
2. Ensure that all cylinder and pipeline pressures read zero before proceeding.
3. Remove the tabletop (Section 9.3).
4. Remove the gauge panel mounting screws and move the panel forward to access the
Alt O2 components.
A
Disconnect the tubing from the flowmeter.
Remove the four screws that hold the flowmeter mounting bracket to the front panel.
Transfer the mounting bracket to the new flowmeter.
Loosen the set screw that holds the knob to the needle valve; remove knob.
Disconnect the tubing from the needle valve assembly.
Remove the four screws that hold the needle valve assembly to the front panel.
Transfer the mounting plate to the new needle valve assembly.
Disconnect the switch harness.
When replacing the switch, face the tab on the washer toward the switch body (tab not
used for positioning).
B
C
11/03 1009-0357-000