Detectors
6850
6850
Released: April 2004 6850 Series Gas Chromatograph Service Procedures 185
6. Remove the exhaust tubing and the sheet
metal cover—on the single wavelength detec-
tor, it is held by two screws on the top and
two at the bottom; on the dual wavelength
detector, it is held by two screws at the top.
7. Remove the four screws that attach the
detector to the top of the oven (one at each
corner). Remove the detector from the GC.
8. Loosen the transfer line nut. Remove the two
screws that secure the U-clamp to the detec-
tor frame. Remove the U-clamp and the
attached parts from the bottom of the
detector.
Figure 1-21. Replacing the transfer line
fused silica liner
Ignitor cable
Transfer line nut
Heater/sensor
cable assembly
Heater block
U-clamp screws