Agilent 7820 GC Service
61
Remove the four T-20 screws retaining the FID assembly to the
mounting pallet.
Lift the entire FID assembly up and off.
At this point the entire unit can be replaced with a new or
repaired unit.
Reassembly is the reverse of these steps.
After completing the reassembly turn the power on and
reconfigure the GC from the software keypad.
The frit constants update is NOT required for
New Version Detectors.
(Step 18 to 22 are for the old version detector only)
Record the serial number located on the side of the detector.
(Example TCD and FID labels shown, other detectors are
similar.)