Thermo Scientific TRACE GC Ultra Maintenance And Troubleshooting Manual page 204

Chapter 11
Maintaining a FID
7. Remove the holder assembly of the signal cable
by unscrewing the two screws that fix it on the
detector cell.
8. Using forceps, unscrew and remove the gold
contact pin.
9. Using tweezers, extract the collecting electrode
through the top of the detector cell.
10. Place the collecting electrode in the ultrasonic
bath filled with liquid detergent and clean it for
about five minutes.
11. Handle the collecting electrode with forceps or
tweezers, rinse it using distilled water, then
methanol.
12. Place the collecting electrode on a paper towel
and let it air dry.
PRECAUTIONS
204
Clean the Collecting Electrode
Maintenance and Troubleshooting Manual