3
Performing Injectors Routine Maintenance
Maintaining a Programmable Temperature Vaporizing Injector (PTV)
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TRACE 1300 and TRACE 1310 Hardware Manual
Thermo Scientific
4. Put the autosampler away if present.
5. Open the module flap cover.
6. Remove the top part of the injector.
a.
Unscrew the septum cap of the injector.
b. Using tweezers, remove the septum from the top of the injector head assembly.
7. Remove the broken liner.
a.
Using the slotted stubby driver provided, unscrew and remove the liner cap.
b. Use tweezers to remove the upper part of broken liner with the liner seal from the
injector.
8. Remove the bottom parts of the injector.
a.
Inside the oven, unscrew the split nut, and remove the analytical column with its
ferrule from the terminal fitting at the bottom of the injector.
b. Unscrew the terminal fitting with the silver seal. Glass splinters from the broken liner
will fall from the injector.
c.
With the aid of a pipe cleaner, remove the possible glass fragments from the
vaporization chamber.
9. Reinstall the bottom part of the injector.
a.
Reinstall the terminal fitting with the silver seal.
b. Reinstall the analytical column.
10. Install a new liner.
a.
Holding the new liner with tweezers, place a new liner seal over the liner.
b. Insert the liner into the injector, and push it gently towards the bottom of the
injector.
c.
Reinsert and screw the liner cap using the slotted stubby driver.
11. Reinstall the top parts of the injector.
a.
Place the septum into the injector head assembly.
b. Screw and tighten the injector cap to finger-tight.
Note
By pressing the
Maintenance
button, the GC cool down is automatically
carried out.
CAUTION
It is suggested to replace the septum with a new one.