Labconco CentriVap Complete Vacuum Concentrator 73150 Series - Manual (Page 30)

Chapter 7: Troubleshooting
Product Service 1-800-522-7658 26
Original instructions
PROBLEM CAUSE CORRECTIVE ACTION
Recovery of condensate in
Cold Trap is less than
normally expected Cold Trap is not ON Check to make sure switch is ON and
condensing unit fan is moving air out
of the sides of the cabinet.
Cold Trap does not cool
down Turn vacuum pump OFF and allow
Cold Trap to cool for at least 30 min. to
reach temperature.
-50°C temperature can be checked with
a solvent thermometer or digital
thermometer.
Unit starts and shuts off Latch optical sensor
improperly calibrated Unplug power cord. Wait 10 seconds.
Plug in power cord.