Replacing The Entire Fid - Agilent Technologies 7820A Service Manual

Agilent 7820 GC Service
57
From the top, unscrew the defective ignitor cable from the ignitor
castle.
Replace the defective cable with a new ignitor cable.
Reassembly is the reverse of these steps.

Replacing the entire FID

Before physically installing the detector and EPC into GC, power
GC on and update firmware to A.01.12.003 or higher.
The new version detector requires GC FW revision A.01.12.003
or higher. The lower FW revision would potentially result in
wrong EPC frit constants uploaded. Refer to service note 7820A
-35.
1 Update the GC firmware revision to A.01.12.003 or higher
To obtain the latest firmware revision, visit the Agilent website
at
http://www.chem.agilent.com/_layouts/agilent/downloadF
irmware.aspx?whid=58488
2 Cool down the oven.
Turn off the GC main power switch and disconnect its power
cord.
.