14 Maintaining the ECD
To Replace the ECD Fused Silica Indented Mixing Liner and Install the Makeup Gas Adapter
234 Maintaining Your GC
5 Unscrew and remove the adapter cap.
Wear clean, lint-free gloves to prevent contamination of parts with dirt and skin oils.
6 Remove the fused silica indented mixing liner and inspect. Replace it if it is broken or
contaminated with sample or graphite.
7 Ultrasonically clean the adapter cap in methanol. Clean the outer surfaces of the makeup
gas adapter with methanol.
8 Install the fused silica indented mixing liner into the makeup gas adapter, then install the
cap. The indentation on the fused silica indented mixing liner must be at the cap end of the
adapter.
9 Place a new 1/4-inch Swagelok nut and ferrule onto the makeup gas adapter.
Indentation
Fused silica indented
mixing liner
Cap
Capillary column
makeup gas
adapter
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