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4. Use a 7/16-inch wrench to install the gas
inlet line to the back of the flow module.
Secure the module in place with three T-20
Torx screws.
5. Connect the heater/sensor cable to the
wiring harness.
6. Connect the flow module ribbon cable to the
wiring harness. Reinstall the connector cover
plate and the two mounting screws.
7. Discard the center plug in the bottom block
insulation.
8. Open the lid. Push the bottom insulation ring
over the bottom of the inlet. Force it up until
the bottom cover plate can rest flush with
the oven top. Secure the cover plate with
two screws.
9. Install the cup insulation and the cup.
Released: April 2004
10. Reconnect the column.
11. Restore carrier and other gases to the instru-
12. Restore power.
13. Apply your normal operating pressures. Leak-
14. Check for leaks using the Control Module.
6850 Series Gas Chromatograph Service Procedures
ment.
check the flow module and column fittings.
68
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