Thermo Scientific FOCUS GC Instruction Manual page 100

Chapter 5
Split/Splitless Injector (S/SL)
6. Use tweezers to pick up the septum. Place the septum into the septum holder,
CAUTION To avoid contamination, do not touch the septum with your hands.
7. Gently screw the septum cap onto the injector assembly until finger-tight to
WARNING! If the injector is hot, use the liner cap wrench to turn the septum cap.
Do not overtighten the septum cap. The septum will deform and may be difficult to
penetrate with the syringe needle.
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then place the holder on top of the complete injector assembly.
hold the septum in place.
S/SL Overview
Instruction Manual