Replacing The Inlet Epc Flow Manifold - Agilent Technologies 6890 Series Service Manual

230 Cool On-Column Inlet
Replacement procedures
3. Lift the heater/sensor leads out of the weldment channel and lift the
assembly out of the inlet.
4. Install the new heater/sensor assembly and reassemble the inlet. You may
need to use tweezers to seat the cable back in the channel and fully seat
the heater/sensor in the weldment.

Replacing the inlet EPC flow manifold

WARNING Turn off the oven and turn off the inlet you are replacing and let them cool
down. Turn off the carrier gas supply pressure, then turn off the main power
switch and unplug the power cord.
All EPC inlets and the ECD detector in the 6890 GC use Type 1 flow manifolds.
1. Remove the plastic detector cover and the plastic pneumatics cover.
2. Remove the metal RFI shield and the rear top cover on the back of the GC.
3. Disconnect the ribbon cable for the manifold from the EPC board. You
may have to remove the adjacent ribbon cable also.
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Inlets
Agilent 6890 Gas Chromatograph Service Manual
Jun 2001