Labconco FreeZone Stoppering Tray Dryers 79480 Series - Manual (Page 20)

Chapter 4: Using Your Stoppering Tray Dryer
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8.
Mode Indicator. Amber lamp indicates whether the control is set to operate either
in the automatic or manual mode.
9.
Mode Selector Switch. Selects the mode of operation – either manual or
automatic.
10.
Run/Stop Switch. Initiates the start or stop of the lyophilization process.
11.
Run/Stop Indicator. Amber lamp burns steadily while freeze drying is in
progress and turns off if either the programmed cycle is completed or the process
is terminated in mid cycle. The amber lamp flashes if freeze drying is in progress
and an out-of-specification condition exists.
12.
Stoppering. Controls the stoppering up and down movement. The mechanism
will function only while the chamber is under vacuum. The stoppering action
should be closely monitored when operating this control.
13.
Vacuum Release. Vents the chamber so the chamber door can be opened. This
control can also vent gas into the chamber when the gas is properly connected to
the backfill port.
14.
Back Fill. A regulated tank of gas may be connected to the port to allow the
introduction of gas into the chamber after freeze drying. The port accepts 1/8"
tubing.
Ethylene Oxide is not recommended for use in this Tray Dryer for
decontamination because of its hazardous and corrosive properties.
15.
Power Switch. Turns all power to Tray Dryer ON or OFF. Not shown. Located
on left side of cabinet.
Operation Checklist
The following checklist should be followed prior to each use of your Stoppering
Tray Dryer:
1.
Wipe out the interior of the Stoppering Tray Dryer chamber with a soft cloth
or paper towel to remove any moisture or debris
2.
Wipe the interior of the collector chamber of the Freeze Dry System with a
soft cloth or paper towel to remove any accumulated moisture.
3.
Check the collector chamber drain hose on the Freeze Dry System to ensure
that the hose is free of moisture and that the drain plug is securely installed.
!