Labnics Equipment LF-300D Instruction Manual Download | Manualshive

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Instruction Manual

ULTRA-LOW TEMPERATURE FREEZER

Model : LF-300D

Labnics Equipment

Please read this manual carefully before using the instrument

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Summary of Contents for LF-300D

Page 1: ...Instruction Manual ULTRA LOW TEMPERATURE FREEZER Model LF 300D Labnics Equipment Please read this manual carefully before using the instrument ...

Page 2: ...ating personnel and poor equipment performance The material in this manual is for information purposes only The contents and the product it describes are subject to change without notice LABNICS makes no representations or warranties with respect to this manual Always take precautionary measures clothing gloves goggles etc while using the equipment Always dissipate extreme cold or heat and wear pr...

Page 3: ...nd Description 1 2 Pre installation 2 3 Operation Direction 2 3 1 Using For the First Time 2 3 2 Adjust the Temperature 4 3 3 Function Setting 5 4 Defrost Unused Maintenance 6 5 Service After Sale 7 6 Technical Information 8 7 Circuit Diagram 8 8 Service Report 9 ...

Page 4: ...ure condition for hospitals epidemic stations blood banks research institutes universities biological pharmaceutical industries and gene engineering etc The internal temperature in cabinet can be easily adjusted through the keys on control panel All operations are convenient and reliable Knob Control Panel Up Cabinet Down Cabinet ...

Page 5: ...igh humidity and can be easily splashed by water Safety Introduction 1 Power supply This LF 300D freezer is designed for operating under 220V 50HZAC power supply The unit can normally start under the voltage varying from 198V to 242V 2 Must provide one single exclusive plug receptacle with credible grounding to the unit 3 Inflammable and explosive materials as well as high corrosive acid and alkal...

Page 6: ...to show warning During the initial start up a HTL alarm is a normal phenomenon but after stabilizing temperature HTL alarm will stops Now you can keep your goods in the freezer This unit develops a function of automatically printing the real time temperature data and manually printing the latest seven day s data This indicator lights up when the compressor is running This indicator blinks and alar...

Page 7: ...LCD returns to its normal displaying state e Mute Press the Enter key LCD displays Mute and the alarm buzzer switches to alarm locked status Now the alarm buzzer will be closed under any error condition f Disable Mute Press the Enter key again the mute indicator lamp closes and the alarm buzzer switches to open status The buzzer may work and will stop only when the system recovers to its normal wo...

Page 8: ...hen the system exits the HTL setting status If no keys have been pressed within 15 seconds system exits the setting state without getting any data saved and reverts to its normal display o o The LTL value can be adjusted from 5 C to 10 C lower than temperature setting value and the default o value is 5 C c Time Display Press Set key so that the system switches to Time state Now set the current clo...

Page 9: ...the surfaces of chamber for a long time running which may decrease the performance of freezer If the thickness of frost is more than 10mm some defrost operations are recommended 2 Disconnect the power supply before defrosting Wear special protective gloves for any interior operation Open the door and remove all materials from freezer There are two ways to defrost I softly spud the frost on the sur...

Page 10: ...ff Temperature setting is wrong Temperature is higher than setting Frost in inner wall is too thick The door is not closed properly or is opened too frequently Overfull materials are put into chamber Ambient temperature is too high Too great noise Freezer is not leveled well Freezer leans upon the wall Below are normal operations There are some light clashes when the compressor starts up and stops...

Page 11: ...V 220 Rated Frequency HZ 50 Input Power W 375 SafetyType I Class BType Refrigerant R404A External Dimension L W H mm 623 x 604 x 1755 Weight Kg 90 Catalog No 04590304 Package List Name Instruction Quality Warranty Key Defrost Plastic Manual Certificate Card Shovel Bag Amount 1 1 1 2 1 1 CHAPTER 7 CIRCUIT DIAGRAM Power Supply All technical parameters and circuit diagram in nameplate are final ones ...

Page 12: ...arts Replaced Parts Recommended Action Required Yes Service Engineer s Name Signature Requisition Number Customer s Name Signature Date Stamp Page ____ Of ____ No Model Serial No Date Status OK Installation Demonstration Maintenance Repairs Application Calibration Validation Not OK Warranty Contract Billable Courtesy SR No System Configuration Time From To 9 ...

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