Thermo Scientific TRACE 1600 Hardware Manual page 279

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9. Replace the injector module.
a. Open the module flap cover.
b. Keeping the module flap cover open, place it in its seat. Be sure to insert the 25-pin
male connector, on the bottom of the module, into the 25-pin female connector on
the injector seat of the injector housing.
c. Use a T20 Torxhead screwdriver to tighten the three captive fixing screws without
overtightening.
IMPORTANT To maintain the correct alignment the screws must be tightened in turn.
Tighten each screw only a small amount before moving to the next screw. Repeat until all
are secure.
d. Close the module flap cover.
e. Keep the plug connected to the bottom.
10. Open the gas supplies.
11. Check the gas supply for leaks.
a. Use a handheld electronic leak detector (Thermo Scientific GLD Pro leak detector or
equivalent) to check each fitting for leaks.
b. If you detect a leak, tighten the connection, and retest it.
c. Repeat this process until all connections are leak free.
12. If external modules are present, plug the power cable to the AC Input connector of each
external module, and to the wall outlet.
13. Power on the GC.
a. Plug the power cable to the AC Input connector on the back of the GC, and to the
wall outlet.
b. Flip up the power switch (breaker) to the position I.
14. Pressurize the module with the carrier gas.
15. Check the module gas connections for leaks.
16. Remove the plug from the bottom.
17. Reconnect the column end to the injector, and verify the connection point.
18. Close the front door of the GC.
19. If present, move the autosampler towards the module to restore the original alignment.
6
Injectors Advanced Maintenance
Removing/Replacing an Injector Module
TRACE 1600/1610 Hardware Manual 247