Agilent Technologies 6850 Series Service Information page 122

Caution
Be sure to wear an ESD strap grounded to
the 6850 GC chassis while performing this
procedure.
1. Turn off the main power switch.
2. Remove the top plastic pneumatics cover and
the detector cover.
3. Remove the top rear cover on the GC.
4. Disconnect the ribbon cable for the module
from the main EPC board. You may have to
remove the adjacent ribbon cable also.
Released: April 2004
5. Use a Torx T-20 screwdriver to remove the
6. Connect one end of the leak test ribbon cable
7. Lay the EPC module on the lab bench and use
6850 Series Gas Chromatograph Service Procedures
screw from the top of the module and slide
the module out of the back of the GC.
(G1530-61370) to the ribbon cable connec-
tor on the EPC module and connect the other
end to the appropriate connector on the EPC
board. Reconnect the gas supply and turn on
the main power switch. Set the pressure to
25 psi and the flow to 60 mL/min.
an electronic leak detector to locate the
leaky component on the module.
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