Labconco FreeZone Triad Freeze Dry System 74000 Series User Manual
Page 42
Chapter 7: Troubleshooting
Product Service 816-333-8811 or 1-800-522-7658
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The shelf valve opens and refrigeration system turns on or press .
The display will show:
The collector valve opens. The (shelf valve closes) refrigeration system
remains on or press .
The display will show:
The refrigeration system remains on. The Lexsol pump turns on or press .
The display will show:
The defrost valve opens or press .
The display will show:
The refrigeration system turns off. The vacuum pump turns on or press .
The display will show:
The vacuum pump turns off. The vacuum control valve closes or press .
The display will show:
The vacuum control valve opens. The shelf tilt valve turns on (open) or press
.
The display will show:
The heater turns on for 3 minutes or press .
The display will go to monitor screen.
REFRIGERATION -- COLL
REF + LEX PUMP
VACUUM PUMP
VAC VENT VALVE
SHELF TILT VALVE
HEATER ON
DEFROST