Optional Equipment
Internal Permeation Span Source
9-2
Model 43i Trace Level-Enhanced Instruction Manual
Thermo Fisher Scientific
Figure 9–1.
Internal Permeation Span Source Flow Diagram
Use the following procedure to install the permeation tube.
1.
Remove the oven cover.
2.
Remove the glass chamber assembly by loosening the white plastic
retaining collar, loosening (not removing) the knurled screw, and
gently pulling the assembly upward. Completely remove the oven.
3.
Separate the glass chamber from the top assembly by twisting and
gently pulling the glass away from the top.
Note
Keep the glass clean when handling it.
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4.
Place the permeation tube(s) in the glass chamber.
5.
Attach the glass chamber to the top assembly by gently pushing the two
together with a slight twisting motion.
6.
Replace the glass chamber assembly into the oven until the top of the
assembly is flush or slightly below the top of the oven.
Equipment Damage
Do not use tools to tighten the knurled screw in the
following step.
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Permeation Tube
Installation
