Thermo Scientific TRACE 1600 Hardware Manual page 278

6
Injectors Advanced Maintenance
Removing/Replacing an Injector Module
246 TRACE 1600/1610 Hardware Manual
 To remove/replace a front/back injector module
1. Put the GC in standby condition.
2. Cool the oven, injectors and detectors to room temperature.
Note By pressing the Maintenance button, the GC cool down is automatically
carried out.
3. Power off the GC.
a. Push down the power switch (breaker), located at the back of the instrument, to the
position O.
b. Unplug the power cable from the AC Input connector on the back of the GC, and
from the wall outlet.
4. If external modules are present, unplug the power cable from the AC Input connector of
each external module, and from the wall outlet.
5. Close the gas supplies.
6. Remove the column end from the injector.
a. Open the front door of the GC.
b. Loosen the retaining nut from the injector fitting on the upper interior wall of the
GC oven.
c. Remove the analytical column with its nut and ferrule from the bottom of the
injector.
7. Put the autosampler away if present.
a. If an AI/AS autosampler is present, move the sampler support to the right.
b. If a TriPlus or a TriPlus RSH autosampler is present, move the turret/head until
enough free space is created around the module.
8. Remove the injector module.
a. Open the module flap cover.
b. Using a T20 Torxhead screwdriver, unscrew the three captive fixing screws.
c. Keeping the module flap cover open, lift up the module from its seat in the injector
housing.
d. Place the module on a clean surface.
WARNING Make sure the O-ring is placed into its seat on the gas
connection plate.
Do not install the module if the O-ring is missing.
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