Labconco FreeZone 6 Liter Benchtop Freeze Dry Systems 77520 Series User Manual
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Chapter 4: Using Your Freeze Dryer
Product Service: Domestic 1-800-522-7658, International 816-333-8811
• Press SELECT until the desired vacuum operating level is
displayed. See “Setting the Operating Vacuum Level” for
guidelines
• If “O” is selected, the vacuum control is disabled and the
vacuum level in the Freeze Dry System will be determined
by the capabilities of the vacuum pump.
• Press MENU.
• The display will show:
• Press SELECT until the desired units are flashing.
• Press MENU.
• The display will show:
• To reset the SERVICE HOUR to 0 press SELECT. This
allows you to keep track of the time the refrigeration
system operated since it was serviced.
• The display will show the refrigeration system hours.
• To reset the service hours to 0, continue to hold SELECT 5
seconds until hours are reset.
• TOTAL HOUR cannot be reset.
• Press SELECT.
• The display will show the vacuum pump hours.
TEMPERATURE UNITS
°C °F
REFRIG TOTAL HOUR: XXXX
SERVICE HOUR: XXXX
REFRIG TOTAL HOUR: XXXX
RESET SERVICE HOUR: ?
VACUUM TOTAL HOUR: XXXX
SERVICE HOUR: XXXX