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S/5 Avance
9.16 Replace system switch assembly
9-42
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
system switch.
5. Disconnect the wires from the electrical switch.
6. Back out the system switch mounting screws just enough to allow the knob collar to
be released.
7. While holding the switch assembly, push in the knob and turn it counterclockwise.
8. Pull the knob and collar out from the front and remove the switch assembly.
System Switch
(electrical)
Gauge panel
11/03 1009-0357-000
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