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g. Tighten knurled screw finger tight. Do not use tools to tighten.
h. Replace oven cover, being careful to place tubing and wire in slot of
cover.
6. Install the new oven by following the previous steps in reverse.
7. Check the system for leaks. Refer to "Leak Test and Pump Checkout" in
this chapter.
Top Assembly
Glass
Chamber
Figure 7-14. Removing the Glass Chamber Assembly
Permeation Oven Replacement
Knurled Screw
Glass Chamber
Assembly
Oven Top
Oven Enclosure
Model 146i Instruction Manual
Servicing
7-47
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Troubleshooting
