Electrical Connection; Baffle Installation - Labconco FreeZone 70020 Series User Manual

Chapter 3: Getting Started
7. VERIFY THE VACUUM PUMP VOLTAGE SETTING AGREES WITH
THE FREEZE DRYER VOLTAGE SHOWN ON THE SERIAL
NUMBER LABEL. Reconfigure if necessary (see vacuum pump
instructions).
8. Connect the vacuum pump power cord to the receptacle labeled "vacuum
pump" on the back of the Freeze Dryer. Models rated for use on 230V
have a reverse IEC receptacle for attaching the vacuum pump power cord.
9. If the vacuum pump has an ON/OFF switch, turn the switch ON. The
vacuum pump will be controlled by the Freeze Dryer.
IT IS HIGHLY RECOMMENDED THAT AN OIL MIST

EXHAUST FILTER BE INSTALLED ON ROTORY VANE
VACUUM PUMPS TO MINIMIZE OIL MIST EXITING THE
PUMP. AN OIL RETURN KIT CAN ALSO BE USED IN
CONJUNCTION WITH THE EXHAUST FILTER TO RETURN
TRAPPED OIL BACK TO THE VACUUM PUMP.

Electrical Connection

Make sure that the outlet that you intend to use meets the voltage and amperage
requirements listed on the serial tag of the Freeze Dryer. Plug the power cord into
the receptacle on the back of the Freeze Dryer and plug the other end into a
suitable power outlet. It will take approximately 90 seconds for the operating
system to fully load.

Baffle Installation

A cylindrical plastic baffle is shipped with -84C & -105C Freeze Dryers (Models
71020xxxx, 71040xxxx & 72040xxxx). The baffle is designed to evenly distribute
collected ice over the entire collector coil. Proper positioning of the baffle is
required to achieve maximum ice loading capabilities.
The baffle installs into the collector chamber with the flat flange upward. The
arrow should point toward the front of the Freeze Dryer (as shown below).
12 Product Service 816-333-8811 or 1-800-522-7658
Original instructions