Labconco FreeZone 76700 Series User Manual
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Contents
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Chapter 4: Using Your Freeze DryerProduct Service 816-333-8811 or 1-800-522-765824automatically restart. This prevents melted sample from being drawn into thecollector and prevents liquid from being sucked into the vacuum pump.When power is restored, the alarm indicator will flash and the alarm beeper willsound. When the MENU button is pressed the display will show:Press and hold SELECT for five seconds until the error message is cleared fromthe display.Line Voltage Out of RangeIf the voltage supplied to the Freeze Dryer varies beyond allowable limits, thealarm will be activated. When an alarm occurs, press MENU and the display willshow:The alarm will self-cancel when the proper voltage is restored. The high and lowalarm points are preset at the factory to correspond to the normal allowable voltagevariations based on the nominal voltage specified for the freeze dryer. Somemodels may be operated outside the normal voltage limits. See Appendix C.If necessary, the high and low alarm points may be adjusted for these models. SeeChapter 8.Temperature Out of RangeAn alarm will be activated if the collector temperature rises above –40°C. If thisoccurs, the display will show:Press and hold SELECT for five seconds until the error message is cleared fromthe display.POWER FAILHOLD SELECT TO CLEAR ITLINE VOLTAGE ERRORCOLLECTOR TEMPERATUREHOLD SELECT TO CLEAR IT |
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