Leica CM3050 S User Manual
Instruction Manual
Leica CM3050 S – Cryostat
English V1.2– 11/2006
Always keep this manual near the instrument.
Read carefully prior to operating the instrument.
Leica CM3050 S
Cryostat
Important note
Serial No.: .............. ......................................................
Year of Manufacture: ...............................................
Country of Origin: Federal Republic of Germany
The information contained in this document
represents state-of-the-art technology as well as
the current state of knowledge.
Leica will not assume liability for errors that might
be contained in this manual, nor for accidental
damage or damage arising from the delivery,
performance or use of this manual.
Therefore, no claims can be made based on the
text and illustrations in this instruction manual.
Leica Microsystems Nussloch GmbH reserves the
right to change technical specifications
without notice since each of our products is
subject to a policy of continuous improvement.
This document is protected under copyright laws.
Leica Microsystems Nussloch GmbH
retains all rights related to this documentation.
Any reproduction of text and illustrations - or any
parts thereof - in form of printing, photocopying,
microfiches, or other methods, including
electronic systems, requires the prior written
permission of Leica Microsystems Nussloch
GmbH.
The serial number and the year of manufacture
are specified on the nameplate at the back of the
instrument.
Issued by:
Leica Microsystems Nussloch GmbH
Heidelberger Str. 17 - 19
D-69226 Nussloch
Germany
Phone: +49 6224 143-0
Fax: +49 6224 143-200
Internet: http://www.histo-solutions.com
Leica CM 3050 S – Cryostat
© Leica Microsystems Nussloch GmbH
3
Table of Contents
1. Important information ................................................................................................................ 7
1.1 Symbols used in this manual and .................................................................................................... 7
1.2 Designated use ................................................................................................................................... 8
1.3 Qualification of personnel .......................................................................................................... 8
2. Sicherheit .................................................................................................................................... 9
2.1 General information on instrument design and safe handling .................................................... 9
2.2 Integrated safety devices ................................................................................................................. 9
2.2.1 Locking the handwheel ................................................................................................................... 10
2.2.2 Centering the handwheel grip ........................................................................................................ 10
2.2.3 Emergency stop function (instruments with sectioningmotor only) ........................................ 11
2.2.4 Knife guard ........................................................................................................................................ 11
2.3 Safety instructions: handling and operation of the instrument................................................. 12
2.3.1 Transport ........................................................................................................................................... 12
2.3.2 Site requirements ............................................................................................................................. 12
2.3.3 Electrical connections ..................................................................................................................... 12
2.3.4 Handling microtome knives/blades ............................................................................................... 13
2.3.5 Knife guard/handwheel lock........................................................................................................... 13
2.3.6 Motorized sectioning ....................................................................................................................... 13
2.3.7 Defrosting/Handling frozen tissue ................................................................................................. 13
2.3.8 Frozen parts of the instrument and frozen accessories ............................................................ 13
2.3.9 Infectious/radioactive material ...................................................................................................... 14
2.3.10 Disinfection and cleaning ............................................................................................................... 14
2.3.11 Removing/reinstalling the microtome ........................................................................................... 15
2.3.12 Display message ‘Dry microtome’ ................................................................................................. 15
2.3.13 Maintenance .............................................................................................................................. 15
3. Installation................................................................................................................................. 16
3.1 Site requirements ............................................................................................................................. 16
3.1.1 General site requirements .............................................................................................................. 16
3.1.2 Electrical connections ..................................................................................................................... 16
3.2 Unpacking and installation ............................................................................................................. 16
3.2.1 Repacking .......................................................................................................................................... 16
3.3 Standard delivery ............................................................................................................................. 17
3.4 Installing/inserting accessories ..................................................................................................... 19
3.4.1 Installing the handwheel ................................................................................................................. 19
3.4.2 Inserting the accessories ............................................................................................................... 19
3.4.3 The footswitch .................................................................................................................................. 20
3.5 Prior to switching on the instrument ........................................................................................ 20
4
Instruction Manual V1.2 - 11/2006
Table of Contents
4. Instrument Properties .............................................................................................................. 21
4.1 Overview ............................................................................................................................................ 21
4.2 Technical Data........................................................................................................................... 23
5. Operation ................................................................................................................................... 25
5.1 Operating the instrument for the first time ................................................................................... 25
5.2 Switching on/fuses ........................................................................................................................... 26
5.3 Control panel 1 .................................................................................................................................. 27
5.3.1 Key functions in control panel 1..................................................................................................... 27
5.3.2 Display functions in control panel 1 .............................................................................................. 27
5.3.3 Display indications when switching on ........................................................................................ 28
5.3.4 Menu functions: setting parameters of refrigeration, time and preset counter .................... 29
5.3.5 Status display .................................................................................................................................... 32
5.3.6 Indication of refrigeration state, section thickness setting and counters .............................. 33
5.4 Control panel 2 .................................................................................................................................. 34
5.4.1 Selecting a sectioning mode / ........................................................................................................ 35
5.4.2 Setting the sectioning window ....................................................................................................... 36
5.4.3 Selecting sectioning speed ............................................................................................................ 37
5.4.4 Emergency stop ................................................................................................................................ 37
5.4.5 Coarse feed keys .............................................................................................................................. 38
5.4.6 Trimming and sectioning functions ............................................................................................... 39
5.4.7 Setting the section thickness ......................................................................................................... 39
5.5 Daily operation of the instrument .................................................................................................. 40
5.5.1 Freezing specimens onto specimen .............................................................................................. 40
5.5.2 Freezing specimens onto specimen .............................................................................................. 41
5.5.3 Optional accessories for freezing .................................................................................................. 41
5.5.4 Inserting specimen discs into the .................................................................................................. 42
5.5.5 Specimen orientation ....................................................................................................................... 42
5.5.6 Trimming / sectioning ...................................................................................................................... 43
5.6 Finishing work ................................................................................................................................... 44
5.6.1 Daily routine steps............................................................................................................................ 44
5.6.2 Switching off the instrument for a ................................................................................................. 44
5.7 Defrosting .......................................................................................................................................... 45
5.7.1 Automatic chamber defrost cycle ................................................................................................. 45
5.7.2 Manual chamber defrost cycle ...................................................................................................... 46
5.7.3 Defrosting the specimen head ................................................................................................ 46
Leica CM3050 S – Cryostat
5
Table of contents
6. Troubleshooting, applications tips ....................................................................................... 47
6.1 Displayed error messages .............................................................................................................. 47
6.1.1 Other error indications .................................................................................................................... 47
6.2 Potential problems - causes and remedies ................................................................................. 48
6.3 Reference chart for temperature settings (in minus °C) .................................................... 52
7. Disinfection, cleaning and maintenance ............................................................................ 53
7.1 Safety instructions ........................................................................................................................... 53
7.2 Spray disinfection with Leica Cryofect ......................................................................................... 53
7.3 Disinfection with conventional ....................................................................................................... 54
7.4 Cleaning ............................................................................................................................................. 54
7.5 Removing / reinstalling the microtome ......................................................................................... 55
7.5.1 Removing the microtome ................................................................................................................ 55
7.5.2 Disassembling the specimen head ................................................................................................ 55
7.5.3 Reinstalling the microtome ............................................................................................................. 56
7.6 Exchanging the fluorescent light lamp................................................................................... 57
8. Warranty and service .............................................................................................................. 58
9. Appendix .................................................................................................................................... 59
1. Electrohydraulic height adjustment .............................................................................................. 59
2. Ordering information - accessories ....................................................................................... 62
10. EC Declaration of Conformity ..................................................................................... 63
11. Decontamination Certificate (master) .................................................................................... 64
6
Instruction Manual V1.2 - 11/2006
1. Important information
The chapters of the Leica CM3050 S cryostat
instruction manual:
Chapter 1 Structure of the manual:
• Table of contents
• Important information on this
manual
Chapter 2 Safety
• Read this chapter before
operating the instrument!
Chapter 3 Installation
• Unpacking and installation
• Standard delivery, information
on accessories
Chapter 4 Instrument properties
• Overview
• Technical data
Chapter 5 Operation
• Controls
• Setup, daily use and shut
down
Chapter 6 Trouble shooting
and applications tips
• Operating errors
• Display error messages
• Temperature reference chart
Chapter 7 Disinfection, cleaning
and maintenance
Chapter 8 Warranty and service
Chapter 9 Electrohydraulic height adjustment
Ordering information accessories
EC Declaration of Conformity
1.1 Symbols used in this manual and
their meaning
Warnings
appear in a grey box and are marked
by a warning triangle .
Notes
i.e. important user information
appears in a grey box and is marked
by an information symbol.
(5)
(Fig.5)
Instrument type:
All information given in this instruction manual
applies only to the instrument type indicated on
the title page.
A name plate, indicating the instrument serial
number, is attached to the back of the instrument.
Required information for
all inquiries:
For any inquiries please
specify:
• Instrument
type
• Serial-
number
Figures in brackets refer to item
numbers in drawings or to the
drawings themselves.
Leica CM 3050 S – Cryostat
7
1. Important information
General
This instruction manual includes important
instructions and information related to the
operating safety and maintenance of the
instrument.
The instruction manual is an important part of the
product. It must be read carefully before using
the instrument for the first time and must always
be kept with the instrument.
If additional requirements, which exceed the
scope of this manual, are imposed by regula-tions
and/or laws on accident prevention and
environmental protection in the country of
operation, appropriate instructions for
compliance with such requirements must be
added to this manual.
Read this instruction manual carefully before
attempting to use or operate the instrument.
Please pay particular attention to
chapter 2 (safety features, safety
instructions). - Please read this
information, even if you are already
familiar with the operation and use of
other Leica products.
1.2 Designated use
The Leica CM3050S is a powerful cryostat for
routine as well as research applications in
biology, medicine and industry.
The instrument has been designed for rapid
freezing and sectioning of tissue samples.
The instrument has not been designed for unattended storage of tissue material.
The instrument may only be operated within the
scope of its designated use as described above
and as per the instructions given in this manual.
Any other use of the instrument is considered
improper.
1.3 Qualification of personnel
The Leica CM3050S may only be operated by
trained laboratory personnel.
All laboratory personnel designated to operate the
instrument must carefully read the present
instruction manual prior to starting work with the
instrument.
8
Instruction Manual V1.2 - 11/2006
2. Sicherheit
2.1 General information on instrument
design and safe handling
This instrument has been built and tested in accordance with the following safety regulations
on electrical measuring, control, regulating and
laboratory devices:
• DIN EN 292
• DIN EN 61010-1
• EN 50082-1
• EN 55011
• IEC 1000-4
as well as according to the international quality
standard
• DIN ISO 9001
In order to maintain this condition and to ensure
safe operation, the operator must observe the
instructions and warnings contained in this instruction manual.
2.2 Integrated safety devices
The instrument is equipped with the following
safety devices:
• Handwheel lock
• Handwheel grip centering
• Emergency stop function
(instruments with sectioning motor only)
• Knife holder equipped with knife guard
The safety devices installed by the manufacturer of the instrument only constitute the basis of
accident prevention.
Mainly responsible for accident-free operation
is above all the institution which owns the instrument and, in addition, the designated personnel who operate, service or repair the
instrument.
Leica CM3050 S – Cryostat
9
2. Safety
2.2.1 Locking the handwheel
Always cover the cutting edge with
the knife guard and lock the handwheel:
• Prior to doing any work on
knife and/or specimen.
• Prior to exchanging specimens.
• During work breaks.
The handwheel can be locked in 2 positions:
• with the grip in the uppermost position (left),
• with the grip in the lowest position (right).
2
Instruments with sectioning motor:
The sectioning motor is now blocked.
All instruments:
The message ‘LOCKED’ in the display of control
panel 1 indicates that the handwheel has been
locked:
CT-30°C OT-35°C
LOCK ED
Unlocking:
• To unlock, push locking pin (2) to the left into
position (2a).
• Display indication ‘LOCKED’ disappears.
Instruments with sectioning motor:
The sectioning motor can now be activated
again.
2
Locking:
• Rotate handwheel, until grip (1) is in upper or
lower position.
• To lock, press pin (2) to the right into position
(2b).
--> The upper locking position for pin (2) is
marked by a black dot (4).
10
2.2.2 Centering the handwheel grip
During motorized sectioning, for
safety reasons always center the
handwheel grip!
• To center grip (1), pull outwards and pivot
into center of handwheel.
• When released, the grip locks into position.
Instruction Manual V1.2 - 11/2006
2. Safety
2.2.3 Emergency stop function
(instruments with sectioning
motor only)
The emergency stop is activated via the red
emergency stop button in control panel 2 or via
the footswitch
Control panel 2
Footswitch
Activating the emergency stop function
2.2.4 Knife guard
All knife holders are equipped with a knife
guard (--> see separate instruction manuals on
knife holders).
Always cover the cutting edge with
the knife guard:
• Prior to doing any work on knife
and/ or specimen.
• Prior to exchanging specimens.
• During work breaks.
• Press emergency stop button or step on
footswitch forcefully.
-->
STOP (red) lights up.
As soon as the emergency stop function is activated, the sectioning motor stops.
Deactivating the emergency stop
• To deactivate, rotate emergency stop button
in direction of arrow.
If the emergency stop function has
been activated by the footswitch,
unlocking is not necessary (func-tion
is unlocked as soon as the footswitch
is released).
Leica CM3050 S – Cryostat
11
2. Safety
2.3 Safety instructions: handling and operation of the instrument
2.3.1 Transport
• To avoid severe damage to the instrument by
running it while the compressor oil is displaced from its regular position:
• Do not tilt the instrument,
only transport in an upright position.
• After transport, wait at least 4 hours be-
fore turning the instrument on.
-->The compressor oil may have been
displaced during transport and must
settle to its original position before switchingthe instrument on.
Otherwise, the instrument may be
severely damaged.
2.3.2 Site requirements
• Do not operate the instrument in rooms with
explosion hazard.
• To ensure proper instrument function maintain a minimum distance of 10 cm between
walls and/or furniture and all sides of the instrument!
2.3.3 Electrical connections
• Do not use extension cords for connecting
the instrument to mains.
--> Fire hazard!
--> Instrument malfunctions caused by
voltage drop.
• During the start-up phase of the compressor,
the nominal voltage must not drop below the
values specified in chapter 4.2 ‘Technical
data’!
--> The compressor needs a start-up current
at between 25 and 35 A (see chapter 4.2
‘Technical data’)
• Ensure uniform current supply according to
specifications.
--> Electrical power supply deviating from
specifications damages the instrument.
• Therefore, arrange for the electrical in-
stallations on site to be checked by a
trained professional and make sure any
necessary upgrades are installed!
• Have the circuit protected by a fuse of its
own!
• Do not connect any other consumers to
the same circuit.
• Prior to connecting the instrument to
mains, make sure the electrical power
supply in your laboratory corresponds to
the values indicated on the instrument
nameplate (located at the rear of the instrument)!
12
Instruction Manual V1.2 - 11/2006
2. Safety
2.3.4 Handling microtome knives/blades
• Danger!
-->Microtome knives and disposable blades
have extremely sharp cutting edges and
can cause serious injuries. Therefore:
• Handle knives / blades with utmost care.
• Never leave any knives / blades in unprotected places!
• Never place a knife, no matter where,
with the cutting edge facing upwards.
• Never try to catch a falling knife.
• Always insert the specimen
inserting the knife.
before
2.3.5 Knife guard/handwheel lock
• Always cover the cutting edge with the knife
guard and lock the handwheel:
• Prior to doing any work on knife and / or
specimen.
• Prior to exchanging specimens.
• During work breaks.
2.3.6 Motorized sectioning
• Do not interrupt sectioning / trimming by setting the sliding potentiometer to zero speed!
-->This does not really switch the sectioning
function off - it only operates at ‘0’ speed.
If the sliding potentiometer is accidentally moved, the instrument will resume sectioning immediately (risk of injury)!
2.3.7 Defrosting/Handling frozen tissue
• Never leave specimens unattended in the
cryochamber over an extended period of
time!
-->In case of power failure or instrument
failure, or during the automatic defrost cycle, tissue material can be destroyed.
• During the defrost cycle the cryochamber is
partially warmed. - Therefore:
• Remove sensitive specimens from the
chamber prior to defrosting.
• If automatic defrosting is programmed to
take place during the night, remember to
remove all specimens from the cryochamber prior to leaving work.
2.3.8 Frozen parts of the instrument and
frozen accessories
• Prolonged contact of bare skin to frozen
surfaces of the instrument or to frozen
accessories (specimen discs, knife holder,
shelves etc.) can cause frostbite.
• Wear protective gloves.
• During motorized sectioning, always center
the handwheel grip!
Leica CM3050 S – Cryostat
13
2. Safety
2.3.9 Infectious/radioactive material
• Danger!
Use caution when working with potentially
infectious specimens:
-->Risk of infection!
• When working with potentially infectious /
radioactive specimens:
• Wear protective clothes (gloves, protec-
tive boots, mask, lab coat), in compliance
with radiation safety regulations and/or
in-house regulations on handling infectious / radioactive material.
• When working with radioactive specimens:
• Comply with applicable radiation safety
regulations!
• Dispose of radioactive specimen waste ac-
cording to applicable regulations.
2.3.10 Disinfection and cleaning
• Prior to disinfection, switch the instrument
off and unplug it from mains.
• For removal of the microtome from the cryochamber see chapter 2.3.11 ‘ Removing the
microtome’.
• For disinfection, wear protective gear:
(gloves, mask, lab coat etc.)!
• For disinfection, only use alcohol-based disinfectants!
• Do not use solvents (xylene, acetone etc.)
for cleaning or disinfection!
• Do not spray disinfectants into the evaporator!
--> Risk of icing!
• Explosion hazard when working with alcohol:
Make sure the premises are appropriately
ventilated!
• When using disinfectants and detergents,
comply with all safety instructions supplied
by the manufacturer of the product!
14
• Dispose of waste liquids from disinfection/
cleaning as well as of sectioning waste according to applicable regulations on disposal
of special category waste!
• Disinfected accessories must be thoroughly
dry when reinserting them into the chamber!
--> Risk of icing!
• Make sure the chamber is completely dry
before switching the instrument back on:
--> Explosion hazard through alcohol vapors!
--> Risk of icing!
Instruction Manual V1.2 - 11/2006
2. Safety
2.3.11 Removing/reinstalling the
microtome
• Before removing the microtome:
• Switch instrument off.
• Unplug from mains.
• Place handwheel grip in lowest position and
lock.
-->When removing the microtome, the
specimen head must always be lokked in the lowest position.
Otherwise the upper part of the slot
cover might be bent and consequently
damaged!
•
When removing the microtome:
• Wear gloves when removing the microtome while it is still frozen.
-->Risk of frost bite!
• On instruments with specimen cooling:
do not distort the refrigerating tube!
If distorted it might break, causing extremely cold refrigerant to escape. - > Risk of frost bite!
Before reinstalling the microtome:
•
• Microtome must be completely dry. ->Humidity in the interior of the microtome freezes and causes
microtome malfunctions and/or
damage to the microtome.
2.3.12 Display message ‘Dry microtome’
• If the error message ‘Dry Microtome’ is displayed in control panel 1, the following has
happened:
• Cryochamber refrigeration has been in-
terrupted for an extended period of time
(e.g. power failure), causing the chamber
temperature to rise into the positive
digits.
• If this message appears,
the instrument but remove the microtome
from the chamber, disinfect, if necessary,
and
dry thoroughly before reinstalling it
into the chamber (see chapter 7.1 to 7.5).
do not switch on
2.3.13 Maintenance
• Only technical service engineers authorized
by Leica may access the internal components of the instrument for service and repair.
• The fluorescent light lamp (chamber illumination), unless broken or splintered, can be
replaced by the user:
• Switch off mains switch!
• Unplug the instrument from mains!
• If the lamp is broken or splintered:
Have lamp replaced by Leica Technical
Service!
-->Risk of injury!
• All accessories/tools removed from the
cryochamber must be thoroughly dry before putting them back into the chamber!
-->Risk of icing!
Leica CM3050 S – Cryostat
• Use only those replacement lamps that correspond to technical specification (see
chapter 4.2 ‘Technical Data’).
15
3. Installation
3.1 Site requirements
Make sure to read and follow all
safety instructions in chapter 2.3.2
‘Site requirements’!
3.1.1 General site requirements
• No direct sunlight.
• Electrical power supply within distance
(length of power cord = approx. 4 meters do not use extension cords!).
• No draft (caused by air conditioning etc.).
• Even floor surface.
• Practically vibration-free floor.
• Handwheel easily accessible.
• Room temperature constantly below +22 °C.
• Relative humidity of air maximum 60 %.
High ambient temperature and/or high
air humidity negatively affect
instrument cooling performance!
3.2 Unpacking and installation
Unpacking instructions are always located in a
transparent protective envelope on the outside
of the instrument shipping crate.
Make sure to read and follow all
safety instructions provided in
chapter 2.3.1 ‘Transport’ and on the
unpacking instructions!
3.2.1 Repacking
We recommend to keep the original shipping
crate and the unpacking instructions for the
Leica CM3050 S.
For repacking, proceed as per unpacking instructions, in reverse order.
Available models
• Basic instrument
- with sectioning motor
- without specimen cooling
3.1.2 Electrical connections
Make sure to read and follow all
safety instructions in chapter 2.3.3
‘Electrical connections’!
16
• Basic instrument
- without sectioning motor
- with specimen cooling
• Basic instrument
- with sectioning motor
- with specimen cooling
Instruction Manual V1.2 - 11/2006
3.3 Standard delivery
3. Installation
1 Cryostat with microtome .............................................................................0460 32037
1 Handwheel with marking, antibacterial ...................................................0471 42558
1 Heat extractor, stationary ........................................................................... 0369 11197
1 Low-temperature stabilizer for heatextractor ........................................ 0452 27919
1 90° prism for direct specimen freezing on specimen head
with clamping screw to facilitate specimen trimming .......................... 0443 25949
1 Set of specimen discs ................................................................................. 0470 43550
- 4 Specimen discs, 25 mm ......................................................................... 0416 19275
- 4 Specimen discs, 30 mm ......................................................................... 0370 08587
1 Storage shelf, right ...................................................................................... 0443 25723
1 Storage shelf, left ......................................................................................... 0443 33549
1 Section waste tray .......................................................................................0400 26817
1 Foot switch with protective guard ............................................................ 0502 29977
1 Rubber mat .................................................................................................... 0443 25732
1 Freezing shelf cover .................................................................................... 0443 30783
1 Brush shelf .................................................................................................... 0398 13088
1 Tool set ........................................................................................................... 0436 43463
-1 Brush, fine .................................................................................................0183 28642
-1 Leica-brush ............................................................................................... 0183 30751
-1 Allen key, size 1.5 .....................................................................................0222 10050
-1 Allen key, size 2.5 .....................................................................................0222 04137
-1 Allen key, size 3.0 .....................................................................................0222 04138
-1 Allen key, size 4.0 .....................................................................................0222 04139
-1 Allen key with spherical head, size 4.0 ................................................ 0222 32131
-1 Allen key, size 5.0 .....................................................................................0222 04140
-1 Allen key with handle, size 5.0 ............................................................... 0194 04760
-1 Allen key, size 6.0 .....................................................................................0222 04141
-1 Single-head wrench, size 13.................................................................. 0330 33149
-1 Single-head wrench, size 16.................................................................. 0330 18595
1 Bottle of OCT-Compound, mounting medium
for cryosectioning, 125 ml ........................................................................... 0201 08926
1 Bottle of cryostat oil, type 407, 50 ml ........................................................ 0336 06098
1 Pair of cut resistant gloves, size S ............................................................ 0340 40859
1 Instruction manual Leica CM3050 S - G/E/F/S ........................................ 0708 37109
In addition to the above:
Instruments with specimen cooling:
1 90° Prism
for low temperature quick freezing
Leica CM 3050 S – Cryostat
Configured instruments:
1 Knife holder base
1 Knife holder with accessories
Instruments with sectioning motor:
1 Footswitch with
protective guard
17
3. Installation
Further accessories:
In addition to the above:
• Instruments with specimen cooling:
1 90° Prism for low temperature quick freezing
• Configured instruments:
1 Knife holder base
1 Knife holder with accessories
• Instruments with sectioning motor:
1 Footswitch with protective guard
Further accessories which you ordered will be included in the box containing
the standard delivery items.
Knife holders are delivered with anti-roll guide, knife guard, and a
separate instruction manual.
In case of non-configured instruments, the knife holder is not a
part of standard delivery but must be ordered separately.
18
• Check all delivered parts against the packing list and against your order
to verify whether the delivery is complete!
If there is any difference, contact your local Leica office immediately.
Instruction Manual V1.2 - 11/2006
3. Installation
3.4 Installing/inserting accessories
3.4.1 Installing the handwheel
• Insert pin (1) of the handwheel shaft into
hole (2).
• Place spring washer (3) onto screw (4) as
shown.
• Tighten screw (4) with an Allen key.
• Cover with selfadhesive disc (5).
For purposes of transport (e.g. narrow
doors), the handwheel can be
removed.
3.4.2 Inserting the accessories
• Place the rubber mat on top of the housing.
• Insert the storage shelves into the cryochamber.
• Install the stationary heat extractor into the
quick-freeze shelf (see also drawing in
chapter 5.5.1 ‘Freezing specimens onto
specimen discs’).
• Insert the low temperature stabilizer into the
quick freeze shelf (it must be located in the
pivoting range of the heat extractor - see
also drawing in chapter 5.5.1 ‘Freezing specimens onto specimen discs’).
• Insert section waste tray and brush shelf.
• Install knife holder base onto microtome
base plate and clamp.
• Install knife holder and clamp (see knife
holder instruction manual for details).
• Place knife case with knife into chamber to
precool.
• Place all tools needed for section preparation into the chamber.
• Close the sliding window.
• To remove the handwheel, proceed as described above but in reverse order.
Leica CM 3050 S – Cryostat
For a complete overview of all
individual parts:
--> see Chapter 4.1 ‘Overview’.
19
3. Installation
3.4.3 The footswitch
Function
The footswitch performs the same task as the
RUN/STOP and RUN/ENABLE keys (activating/
deactivating motorized sectioning / trimming).
In addition, the footswitch can be used to activate the emergency stop function.
Models with footswitch:
All instruments with sectioning motor.
Important note:
In all instrument models that are
delivered with footswitch, the
footswitch must be installed! Otherwise the instruments are not
functional.
Connecting the footswitch
• Insert footswitch into port (1) and secure.
1
3.5 Prior to switching on the instrument
After transport, observe a waiting
period of at least 4 hours before
turning the instrument on! - See also
safety instructions in chapter 2.3.1
‘Transport’.
Have you observed all safety
instructions in chapters 2.3.2 ‘Site
requirements’ and 2.3.3 ‘Electrical
connections’?
If not:
--> Please read chapters 2.3.2 and
2.3.3!
• Insert mains plug into wall outlet.
• Continue with chapter 5.1 ‘Setting up the instrument’.
20
Instruction Manual V1.2 - 11/2006
Loading...