Thermo Scientific TRACE GC Ultra Maintenance And Troubleshooting Manual page 78

Chapter 3
Maintaining a Large Volume Splitless Injector
12. Connect the new split line tubing to the split
line dummy filter
a. On the end of the new split line tubing
having the lower diameter, slide the nut
6MB nut and the 1.6 mm ID brass ferrule.
b. Insert the tubing into the outlet of the split
line dummy filter.
c. Finger-tighten the 6 MB nut until it start to
grip the filter.
d. Use two 8-10 mm wrench to tighten the nut.
Use no more pressure than is necessary to
obtain a good seal.
13. Press LEFT CARRIER or RIGHT CARRIER,
depending on which injector is operating, scroll
and press ON.
to
Pressure
14. Press OVEN, scroll to
15. Press LEFT INLET or RIGHT INLET, depending on
which injector is operating, scroll to
press ON.
16. Perform a leak check according to
Leak Check (Capillary Column)
Sequence on page 181.If leaks are detected,
check the critical connections with an electronic
leak detector to locate the possible leaks.
17. When the injector is free of leaks, reinstall the
GC top cover.
18. Set the normal injector and GC working
condition.
78
and press ON.
Temp
Temp
Performing a
Operating
and
Maintenance and Troubleshooting Manual
Replace the Split Line Tubing