Labconco FreeZone and FreeZone Plus 6, 12 and 18 Liter Freeze Dry Systems 79600 Series - Manual (Page 50)

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Chapter 7: Troubleshooting
Product Service: Domestic 1-800-522-7658, International 816-333- 8811
III. System Components and Collection
Chamber Isolation
1. Remove the drying chamber or manifold.
2. Leave the gasket on and turn a large freeze dry flask upside
down to cover the connection port.
3. Start the freeze dryer and observe the vacuum indication.
If the vacuum indication is good, then the problem is in the
drying chamber or manifold and you should return to
Section II, Gaskets, Tubing, Connections, Sample Valves.
Valve Assembly (Manifold) Valve Assembly (Stainless Steel Chamber)
Thrust Washer Knob & Stem
Assembly
Bulkhead Nut
Gasket
(No grease
required)
Bulkhead
Fitting
Valve Body
Freeze Dry Flask
Gasket
Valve Body Trim Ring
Manifold Assembly
Knob & Stem
Assembly