Switching on/fuses | Leica CM3050 S instruction

5.Operation

5.2Switching on/fuses

2 (Automatic cutout for sectioning motor)

1(Combination Mains switch / automatic cutout for the instrument)

Switching on

•To switch on the instrument, place switch (1) in upper lock-in position.

Mains switch / automatic cutout for the instrument:

In addition to its function as ON/OFF switch, switch (1) is also the automatic cutout for the in- strument.

If the automatic cutout has been triggered (e.g. caused by overcurrent):

• Put switch (1) back in upper lock-in position.

Automatic cutout for sectioning motor:

The instrument is equipped with an automatic cutout (2) for the sectioning motor.

If the sectioning motor is overloaded (e.g. when sectioning extremely hard specimens etc.) the automatic cutout (2) will be triggered.

To make the instrument functional again after the automatic cutout (2) has been triggered:

•Push automatic cutout (2) inwards until it locks into position.

26	Instruction Manual V1.2 - 11/2006

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Leica CM3050 S instruction manual Switching on/fuses, Mains switch / automatic cutout for the instrument

Contents

Leica CM3050 S Page Important note Table of Contents Table of Contents EC Declaration of Conformity Serial- number Symbols used in this manual and their meaningImportant information Qualification of personnel GeneralDesignated use Any other use of the instrument is considered improper Integrated safety devices Sicherheit Locking SafetyLocking the handwheel Unlocking Knife guard Activating the emergency stop functionDeactivating the emergency stop Site requirements Electrical connections Handling microtome knives/blades Defrosting/Handling frozen tissueFrozen parts of the instrument and frozen accessories Knife guard/handwheel lock Disinfection and cleaning Infectious/radioactive material Display message ‘Dry microtome’ 11Removing/reinstalling the microtomeMaintenance General site requirements InstallationUnpacking and installation Repacking Standard delivery Further accessories Inserting the accessories Connecting the footswitch Footswitch FunctionModels with footswitch Prior to switching on the instrument Instrument Properties Overview Instrument Properties Technical Data Microtome Rotary microtome Operation Operating the instrument for the first time Mains switch / automatic cutout for the instrument Switching on/fusesSwitching on Automatic cutout for sectioning motor Lock / unlock key Control panel Key functions in control panelDisplay functions in control panel Activates / deactivates a number of functions Y M I C R O T O M E Specimen temperature Instruments with specimen cooling only 15-minute steps Press key until menu item ‘Preset counter’ is displayed Cryochamber temperaturePreset counter Instruments with sectioning motor only = Preset counter activated Duration of defrost cycle Real timeStarting time of automatic defrost cycle Press lock/unlock key to activate or de- activate ON/OFF Status display Stop Section thickness Total section thickness counter These parameters can be displayed via the ar- row keysRefrigeration state Control panel Instruments without sectioning motor Instruments with sectioning motor Start / stop motorized sectioning Activating a sectioning modeSectioning mode 1 Intermittent stroke Press sectioning window key once more Emergency stop To start, press and hold Functional area B all models Coarse feed keysCoarse feed ‘fast forward’ Travelling speed 1,000 μm/s Motorized trimming Setting the section thicknessSelecting trimming thickness ‘Knife guard / Handwheel lock’ Chapter ‘Defrosting Handling frozen tissue’ ChapterDaily operation of the instrument Mobile heat extractor Installing the 90 prismFreezing specimens with the 90 prism See .3.4 ‘Menu functions’ item Specimen orientation ThermoblockInserting specimen discs into the specimen head Sectioning Trimming / sectioning Inserting the knifeManual trimming Insert the knife / disposable blade into the knife holder Lock handwheel Switching off the instrument for a longer period of timeFinishing work 5.6.1 Daily routine steps Instruments with specimen cooling DefrostingAutomatic chamber defrost cycle Manual chamber defrost cycle Troubleshooting, applications tips Potential problems causes and remedies Problem Causes Remedies Problem Causes Luke-warm specimen disc Problem Causes Remedies Microtome defective Reference chart for temperature settings in minus C Tissue Spray disinfection with Leica Cryofect Disinfection, cleaning and maintenanceSafety instructions On disinfection and cleaning Allow to soak for 15 minutes Disinfection with conventional disinfectants CleaningSwitch the instrument off Remove section waste from the chamber and dispose of it ‘Disinfection and cleaning’ Chapter Unlock handwheel Reinstalling the microtomePlace plastic coupling 11 on handwheel coupling Removal Installing the replacement lampExchanging the fluorescent light lamp Removing the sliding window Technical service information Warranty and serviceWarranty Decommissioning and disposal Appendix Electrohydraulic height adjustmentSafety instructions Installation Control keys Maintenance and careTroubleshooting Specimen discs Ordering information accessories Knife holdersAccessories Consumables EC Declaration of Conformity Dag Graupner Managing Director Dear Customer This equipment has been cleaned and decontaminatedDecontamination Certificate master NB Microtome knives must be in boxes BU Return Authorisation Number

Leica CM3050 S Switching on/fuses, Mains switch / automatic cutout for the instrument

Models: CM3050 S

5.Operation

5.2Switching on/fuses

Switching on

Mains switch / automatic cutout for the instrument:

Automatic cutout for sectioning motor: