Service The Cylinder Supply Modules; Replace Primary Regulator Module (Complete Replacement) - Datex-Ohmeda S/5 Avance Technical Reference Manual

9.10 Service the cylinder supply modules

w WARNING
9.10.1 Replace
primary regulator
module (complete
replacement)
1009-0357-000 11/03
Be careful not to expose internal components to grease or oil (except Krytox or
equivalent).
1. Bleed all gas pressure from the machine (Section 9.1).
2. Ensure that all cylinder and pipeline pressures are at zero before proceeding.
3. Remove the rear panel (Section 9.2).
4. Disconnect the output tube fitting.
5. Remove the three mounting screws and
lockwashers.
6. Remove the elbow fitting from the
replacement gas supply.
7. Transfer the pressure transducer to the
new supply (Section 9.11).
• Remove any teflon tape remnants from
the transducer mounting threads
(transducer and module).
• Apply 1-1/4 turns of new teflon tape
around the treads. Verify that the first few threads are free of tape.
• Install the transducer.
8. To reassemble, perform the previous steps in reverse order.
• Pull on the cylinder output fitting to ensure it is locked in place.
9. Check the output of the regulator BEFORE you install the rear panel. Adjust if
necessary (Section 5.1).
10.Perform the checkout procedure (Section 3).
9 Repair Procedures
9-29