Buchi Lyovapor L-200 Operation Manual Download Page 92

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10 | Help with faults

Büchi Labortechnik AG

92/100

Operation Manual Lyovapor™ L-200/L-200 Pro

Error message

Possible cause

Solution

5278

Pressure increases above
level of 1.5 mBar during leak
test

Resolve any leaks.

Clean and dry condenser
chamber.

Clean O-rings.

5279

Leak test result above al-
lowed limit

Resolve any leaks.

Clean and dry condenser
chamber.

Clean drain valve with water.

Clean O-rings.

5481

Info occurs while stoppering
step after the stoppering
vacuum is established.

Complete the manual
stoppering.

5570

Heatable shelf is discon-
nected.

Connect a functioning shelf at
the same connector position.

Contact BUCHI Customer

Service.

Defective component (e.g.
heating coil, cable, plug)

5571

Sample temperature sensor
is disconnected.

Connect a functioning PT-1000
at the same connector
position.

Contact BUCHI Customer

Service.

Defective component (e.g.
heating coil, cable, plug)

5704

System must be restarted af-
ter changing the network
settings

Restart the instrument.

Summary of Contents for Lyovapor L-200

Page 1: ...Lyovapor L 200 L 200 Pro Operation Manual 11593861 G en ...

Page 2: ...rves the right to make changes to the manual as deemed necessary in the light of experience especially with respect to structure illustrations and technical details This manual is copyrighted Information from it may neither be reproduced distributed or used for competitive purposes nor made available to third parties The manufacture of any component with the aid of this manual without prior writte...

Page 3: ... the ice condenser 11 2 5 3 Glass and acrylic breakage 11 2 5 4 Low internal pressure 11 2 5 5 Cold and hot surfaces 11 2 6 Personal protective equipment 11 2 7 Modifications 11 3 Product description 13 3 1 Description of function 13 3 1 1 Freezing phase 13 3 1 2 Main drying phase 13 3 1 3 Secondary drying phase 14 3 2 Configuration 15 3 2 1 Front view 15 3 2 2 Rear view 16 3 2 3 Connections on th...

Page 4: ...e strainer 30 5 3 9 Preparing the condensate drain hose 30 5 4 Commissioning the vacuum pump 31 5 5 Establishing LAN connection 32 5 5 1 Requirements for local network settings 32 5 5 2 Preparing the instrument for app using 33 5 5 3 Enabling BUCHI Cloud access 33 5 6 Insert SD card Pro control panel only 33 6 Operating the control panel 35 6 1 Layout of the control panel 35 6 2 Function bar 36 6 ...

Page 5: ...3 Temperature difference test 62 7 8 4 Determining offset value 63 7 9 Performing freeze drying using a method Pro control panel 64 7 9 1 Preparing the instrument 64 7 9 2 Selecting a method 64 7 9 3 Starting freeze drying 64 7 9 4 Changing parameters while the process is running 65 7 9 5 Ending freeze drying 65 7 9 6 Shutting down the instrument 66 7 9 7 Switching off the instrument 66 7 10 Perfo...

Page 6: ...rying rack 85 10 Help with faults 88 10 1 Troubleshooting 88 10 2 Faults possible causes and remedies 88 10 3 Locating leaking manifold valve 89 10 4 Finding a leaking regulating valve or aeration valve 89 10 5 Error messages 90 11 Taking out of service and disposal 93 11 1 Disposal 93 11 2 Returning the instrument 93 12 Appendix 94 12 1 Spare parts and accessories 94 12 1 1 Accessories 94 12 1 2 ...

Page 7: ...rating instructions follow the instructions and specifications in the documentation for the connected devices 1 2 Warning notices in this document Warning notices warn you of dangers that can occur when handling the device There are four danger levels each identifiable by the signal word used Signal word Meaning DANGER Indicates a danger with a high level of risk which could result in death or ser...

Page 8: ...cter indicates an instruction that must be carried out by the user ð This character indicates the result of a correctly carried out instruction Mark up Explanation Window Software Windows are marked up like this Tab Tabs are marked up like this Dialog Dialogs are marked up like this Button Buttons are marked up like this Field names Field names are marked up like this Menu Menu item Menus or menu ...

Page 9: ...ocessing substances outside of research and development Production and processing of substances that can lead to spontaneous reactions such as explosives metal hydrides or solvents that can form peroxides Processing with explosive gas mixtures Use of acids and alkalis without first checking material compatibility Damage or hazards attributable to use of the product other than as intended are entir...

Page 10: ... service technicians Service technicians authorized by BUCHI have attended special training courses and are authorized by BÜCHI Labortechnik AG to carry out special servicing and repair measures 2 4 Location of warning signs on the product front view The following warning symbols are present on the instrument Fig 1 Location of warning signs on the product General warning 2 5 Residual risks The ins...

Page 11: ... components that are damaged u Always wear protective gloves when disposing of broken glass and acrylic 2 5 4 Low internal pressure Evacuating the system reduces the pressure in the drying chamber This reduced pressure can cause glass and acrylic components to implode u Make sure that all glass and acrylic components are free of damage 2 5 5 Cold and hot surfaces The condenser coil and probes can ...

Page 12: ...2 Safety Büchi Labortechnik AG 12 100 Operation Manual Lyovapor L 200 L 200 Pro BUCHI accepts no liability for damage faults and malfunctions resulting from unauthorized modifications ...

Page 13: ...ments of the end product The following top mount drying racks can be used Non heatable and heatable shelves in rack Trays in rack Top mount rack with manifold valves 3 1 1 Freezing phase In the freezing phase the aqueous preparation is transformed to a solid state Freezing takes place under atmospheric pressure using a separate freezer a liquid nitrogen bath or a mixture of dry ice and alcohol The...

Page 14: ...n drying phase the product temperature must remain below the collapse temperature for amorphous materials in the preparation Sublimation of the ice crystals progresses downwards from the surface of the product Above the sublimation boundary the product is dry freeze dried cake while further inside the product is still frozen The end of the main drying phase is reached when all ice crystals have be...

Page 15: ...ual Lyovapor L 200 L 200 Pro 15 100 3 2 Configuration 3 2 1 Front view 3 5 2 1 4 Fig 2 Front view Lyovapor L 200 1 Connections for heated shelves Lyovapor L 200 Pro only 48 V max 2 A 2 Ice condenser 3 Ventilation slots 4 On Off master switch 5 User interface ...

Page 16: ...k AG 16 100 Operation Manual Lyovapor L 200 L 200 Pro 3 2 2 Rear view 3 2 1 Fig 3 Rear view Lyovapor L 200 1 Connections on the rear side See Chapter 3 2 3 Connections on the rear side page 17 2 Drain hose for condensate 3 Ventilation slots ...

Page 17: ...um pump connection 2 Vacuum connection 3 Type plate 4 Refrigerant details 5 Main valve connection 24 V 0 4 A 6 Pressure regulating valve connection 24 V 0 4 A 7 Aeration valve connection 24 V 0 4 A 8 Spare 24 V 0 4 A 9 External pressure sensor connection 24 V max 0 125 A 10 Internal pressure sensor connection 5 V max 0 125 A 11 LAN port 12 COM port 24 V 0 4 A 13 Power supply connection 14 Fuse 15 ...

Page 18: ... 4 Control panel 1 2 3 Fig 5 Control panel 1 View 2 Function buttons 3 Navigation control 3 2 5 Pro control panel 1 2 Fig 6 Pro control panel 1 Touch screen display 2 Navigation control 3 3 Type plate The type plate identifies the instrument The type plate is located on the rear of the instrument ...

Page 19: ... dispose of as household waste The following instrument names are possible L 200 L 200 Pro 3 4 Scope of delivery NOTE The scope of delivery depends of the configuration of the purchase order Accessories are delivered as per the purchase order order confirmation and delivery note 3 5 Refrigerant Specification The instrument uses 2 type of compressors to maintain the ice condenser temperature For de...

Page 20: ...CFC free Refrigerant quantity 485 g 442 g Drying shelf temperature regulation up to 60 C up to 60 C Inert gas pressure 1 1 1 2 bar max 2 bar 1 1 1 2 bar max 2 bar Drying shelf temperature tolerance 1 0 C 1 0 C Cooling capacity compressor 1 97 kW 2 33 kW Vacuum generation time to 0 1 mbar Typically 10 min Typically 10 min Volume based leakage rate Typically 0 001 mbar x L sec Typically 0 001 mbar x...

Page 21: ...sing Steel 1 4301 304 with powder coating Vacuum chamber and components Steel 1 4301 304 Main connector PE UHMW 1000 Drying chamber tube and cover PMMA GS Seals FKM Manifold drying rack Steel 1 4301 304 Manifold valves Natural rubber PP Cooling medium circuit Copper for freezing applications to EN 12735 1 Vacuum clips Aluminium Condensate drain tube Silicone Condensate drain ventilation and contro...

Page 22: ...mage u Damage that has occurred in transit should be reported to the carrier u Keep packaging for future transportation 4 2 Storage u Make sure that the ambient conditions are complied with see Chapter 3 6 Technical data page 19 u Wherever possible store the device in its original packaging u After storage check the device all glass components seals and tubing for damage and replace if necessary 4...

Page 23: ...Instrument 2 Feet 3 Equipment trolley 4 Castor brakes on trolley Precondition R Make sure that the castor brakes on the equipment trolley are locked on u Lift the instrument this requires four persons each lifting at one of the points indicated on the front and rear of the instrument u Set the instrument down on the equipment trolley ...

Page 24: ...earance on each side of the instrument must be at least 30 cm This clearance ensures air circulation and prevents the instrument from overheating Do not place loose papers or cloths below or to the sides of the instrument as these could impede the air circulation if drawn in Operate the instrument at an ambient temperature of 15 C to 30 C Do not expose the instrument to any external thermal loads ...

Page 25: ...starting the instrument The oil in the refrigerant compressor requires ten minutes to return to the collection tank 5 3 1 Preparing the instrument u Clean the instrument with a damp cloth before commissioning u Check all sealing surfaces for scratches dust and cleanliness 5 3 2 Establishing electrical connections NOTICE Risk of instrument damage because of not suitable power supply cables Not suit...

Page 26: ...ty features R The installation site is as specified in the technical date See Chapter 3 6 Technical data page 19 u Connect the power supply cable to the connection on the instrument See Chapter 3 2 Configuration page 15 u Connect the mains plug to an own mains outlet socket 5 3 3 Fitting the advanced vacuum control unit u Fit the 90 elbows onto the cross pipe u Fit the aeration valve onto the 90 e...

Page 27: ... vacuum control unit onto the instrument u Plug the aeration valve connector into the socket marked Aeration Valve u Plug the pressure regulating valve connector into the socket marked Regulation valve u Plug the main valve connector into the socket marked Main Valve 5 3 4 Manual switch on the main valve Use the main valve manual switch to set the vacuum control mode ...

Page 28: ...ion R Pressure regulating valve and venting valve are connected u The vacuum is regulated by the pressure regulating valve and venting valve Precondition R Pressure regulating valve and venting valve are not connected u The vacuum is regulated by the main valve Precondition R The main valve manual switch is depressed u As long as the main valve manual switch is depressed vacuum regulation is deact...

Page 29: ...o protect against damage in transit the pressure sensor is supplied pre calibrated in the original packaging 4 3 2 1 Fig 11 Fitting the pressure sensor 1 Pressure sensor PPG010 2 Clamp ISO KF 16 3 Seal ISO KF 16 4 Connection ISO KF 16 u Switch the On Off master switch to Off u Remove the shipping cap from the connection 4 u Fit the pressure sensor 1 and seal 3 to the connection 4 and fix with the ...

Page 30: ...nnection 1 u Connect the pressure sensor to the connection 1 u Plug the pressure sensor connecting lead into the socket marked External Vacuum Sensor 2 u Select the sensor from the submenu Settings on the control panel 5 3 8 Fitting the drain valve strainer u Place the drain valve strainer in the waste outlet in the base of the ice condenser 5 3 9 Preparing the condensate drain hose CAUTION Risk o...

Page 31: ... 3 Fig 13 Condensate drain hose 1 Rubber ring 2 Drain hose for condensate 3 End plug The condensate drain hose is on the side of the instrument The drain hose is sealed with an end plug The condensation is drained off through this drain hose after completion of the freeze drying process u Pull the drain hose 2 together with end plug 3 out of the side panel of the instrument u Remove the end plug u...

Page 32: ...ding to the manufacturer s instructions See relevant documentation 2 1 Fig 14 Connections for vacuum pump 1 Vacuum pump power connection 2 Vacuum tube connection ISO KF 25 u Switch the On Off master switch to Off u Connect the vacuum pump vacuum tube to the vacuum tube connection 2 u Plug the vacuum pump electrical connection into the socket marked Vacuum Pump 5 5 Establishing LAN connection 5 5 1...

Page 33: ...e LAN cable while the unit is connected to the BUCHI Cloud Services u Connect the unit to the LAN local area network u Restart the unit Navigation path Settings Network u Navigate to Network u Activate the function DHCP ð The unit is now ready 5 5 3 Enabling BUCHI Cloud access Enable access to BUCHI Cloud in order to use the BUCHI Monitor App and BUCHI Lyovapor software Navigation path Settings Ne...

Page 34: ... on the underside u Switch on the instrument ð The status bar shows the SD card symbol The following data is stored on the SD card Numbering Date Time Set pressure Current pressure in the ice condenser Inlet temperature of the ice condensers Set drying shelf temperature Current temperature of the drying shelves Current sample temperatures ...

Page 35: ...es are proceeded for several days 6 1 Layout of the control panel 4 3 2 1 6 5 Fig 15 Layout of the control panel No Description Function 1 Status bar Shows the current status of the instrument 2 Menu bar Shows symbols representing the menus 3 Content area Shows current settings submenus or actions depending on current operation 4 Function bar Shows functions that can be performed ac cording to the...

Page 36: ...he selected item from the Favourites menu OK Confirm Confirms an entry EDIT Edit Allows the selected item to be edited MENU Menu Allows selection of a menu from the menu bar using the navigation con trol SAVE Save Saves the setting Process control function buttons Symbol Description Meaning Defrost Defrosts the ice condenser AERATE Aerate Vents the system OFF Shut down The instrument shuts down ST...

Page 37: ... increase or decrease the figure turn the navigation control clockwise or anti clockwise u Tap the function Save on the function bar ð The setting is saved 6 3 2 Favourites menu The Favourites menu allows you to define submenus and actions as bookmarks Adding a favourite u Navigate to a submenu or action u Tap the function Add to favourites on the function bar ð The user interface switches to the ...

Page 38: ...es The following units are available C Celsius F Fahrenheit K Kelvin Pressure unit Choice of unit for indica tion of the vacuum The following units are available HPa hectopascals mbar millibars torr torr mTorr millitorr mmHg millimetres of mercury Date Date input Enter in sequence Day month year Apply the settings by pressing Save Time Time input Enter in sequence Minutes hours Apply the settings ...

Page 39: ... The following information on the re frigerant circuit is available Operating hours Compressor Ice condenser inlet temperature Ice condenser outlet temperature High pressure safety cut out Low pressure safety cut out Vacuum system View The following information on the vacuum pump is available Pump hours of duty Pump oil hours of duty Pressure in the ice condenser Main valve Vacuum pump Venting val...

Page 40: ...View Enter settings The following network diagnosis in formation is available MAC address Network interruptions Event list 6 3 4 Messages menu The Messages menu shows the current instrument messages and the instrument s message history The following message types are possible I Information No immediate actions by customer are needed W Warning Minor failures during operation Customer action is requ...

Page 41: ...g process Load the top mount drying rack with a frozen sample After the freeze drying process Remove the dried sample from the top mount drying rack Aerating The system is venting Shutting down The instrument is shutting down The aeration valve and the drain valve are closed The status bar shows the remaining time Defrosting The instrument is defrosting The aeration valve and the drain valve are o...

Page 42: ...The instrument is connected to the BUCHI Cloud The instrument is defrosting The instrument is starting up The instrument is in energy saving mode Before the freeze drying process Load the top mount drying rack with a frozen sample After the freeze drying process Remove the dried sample from the top mount drying rack The system evacuates to the set pressure The instrument is performing a vacuum tes...

Page 43: ...acks page 69 u Load the top mount drying rack with frozen samples u Navigate to the Start menu via the navigation path u Enter the required settings for the process parameters u Tap the function Start on the function bar ð The freeze drying process starts ð The control panel shows the Start menu with a black background ð The status bar shows a clock counting up and the status Manual Drying ð The s...

Page 44: ...om the ice condenser Navigation path Start Precondition R The freeze drying process has ended u Position the condensate drain hose so that the condensate can be drained off See Chapter 5 3 9 Preparing the condensate drain hose page 30 u Navigate to the Start menu via the navigation path u Tap the function Shut down on the function bar ð The instrument is shutting down ð The status bar shows the re...

Page 45: ...e proceeded for several days 7 1 Layout of Pro control panel 5 4 3 2 1 Fig 16 Layout of Pro control panel No Description Function 1 Status bar Shows the current status of the instrument 2 Menu bar Shows symbols representing the menus 3 Content area Shows current settings submenus or actions depending on the current operation 4 Function bar Shows functions that can be performed ac cording to the cu...

Page 46: ...item to be edited MENU Menu Allows selection of a menu from the menu bar using the navigation con trol SAVE Save Saves the setting Process control function buttons Symbol Description Meaning Defrost Defrosts the ice condenser AERATE Aerate Vents the system OFF Shut down The instrument shuts down START Start Starts the freeze drying process ON Start conditioning Starts the conditioning phase MANUAL...

Page 47: ...u Action Start menu Process control parameters Favourites menu Bookmarks for individual entry points Method menu For saving freeze drying methods Editing and activating freeze drying method Configuration menu Process settings Settings End point determination Maintenance Service System information Messages menu Notifications Journal 7 4 1 Start menu On the Start menu parameters can be set manually ...

Page 48: ...nu or action u Tap the function Add to favourites on the function bar ð The user interface switches to the Favourites menu and displays the favourite created Removing a favourite u On the Favourites menu navigate to the favourite you wish to remove u Tap the function Delete on the function bar ð The favourite is removed 7 4 3 Method menu The Method menu allows freeze drying processes with multiple...

Page 49: ...Pa hectopascals mbar millibars torr torr mTorr millitorr mmHg millimetres of mercury Date Date input Enter in sequence Day month year Apply the settings by pressing Save Time Time input Enter in sequence Minutes hours Apply the settings by pressing Save Pressure sensor Selection Shows the available pressure sen sors Vacuum pump oil exchange Enter value Enter the oil change interval recom mended by...

Page 50: ...ation Refrigerant circuit View The following information on the re frigerant circuit is available Operating hours Compressor Ice condenser inlet temperature Ice condenser outlet temperature High pressure safety cut out Low pressure safety cut out Vacuum system View The following information on the vacuum pump is available Pump hours of duty Pump oil hours of duty Pressure in the ice condenser Main...

Page 51: ...us PCB Temperature 48 V power supply 24 V power supply 5 V power supply 3 3 V power supply Network diagnos tics View Enter settings The following network diagnosis in formation is available MAC address Network interruptions Event list 7 4 5 Messages menu The Messages menu shows the current instrument messages and the instrument s message history The following message types are possible I Informati...

Page 52: ... The following statuses are possible Indication on status bar Unload Load Conditioning is completed Before the freeze drying process Load the top mount drying rack with a frozen sample After the freeze drying process Remove the dried sample from the top mount drying rack Aerating The system is venting Shutting down The instrument is shutting down The aeration valve and the drain valve are closed T...

Page 53: ...old The instrument is in the holding phase Primary drying The instrument is in the primary drying phase Secondary drying The instrument is in the secondary drying phase Tempering shelves The instrument is modulating the heat able shelves to the set temperature Stoppering The instrument is ready for stoppering Symbols on the status bar Symbol Status The instrument is defrosting The instrument is in...

Page 54: ...acuates to the set pressure SD The memory card has been inserted 7 6 Editing a method The Pro control panel can save up to 35 methods The methods enable the freeze drying process to be automated 7 6 1 Creating a new method There are two possible ways of creating a new method Creating a new method Navigation path Method u Navigate to the Method menu via the navigation path u Tap the function New on...

Page 55: ...n path Method u Navigate to the Method menu via the navigation path u Tap the name of the method that you wish to edit ð The control panel highlights the selected method in green u Tap the action General ð The control panel shows the action General u Tap the setting Sample collapse temperature ð The control panel shows a dialog box with a numeric input box u Enter the value in the numeric input bo...

Page 56: ... box u Enter the value in the numeric input box u Tap the function Save on the function bar ð The setting is saved ð The dialog box closes 7 6 6 Setting the steps of a method The Pro control panel can save up to 30 steps for each method NOTE The maximum heating rate is 3 C min NOTE The settings for the action Steps affect a single step in each case Navigation path Method u Navigate to the Method m...

Page 57: ...imit before the sample protection function is ac tivated Editing a step u Use the function Right or Left on the function bar to navigate to the step that you wish to edit u Using the navigation control navigate to the setting that you wish to change u Tap the function Edit on the function bar u Edit the setting as required u Tap the function Save on the function bar ð The setting is changed Add st...

Page 58: ...ion if the pressure is too high heating of the shelves is paused Message if the pressure is too high the control panel displays a message Temp action None Sample protection Message None no action is carried out Sample protection if the tempera ture is too high heating of the shelves is paused Message if the temperature is too high the control panel displays a message Safety temper ature Enter valu...

Page 59: ...ated End point defi nition More settings See Chapter 7 8 Setting end point definitions page 60 Stopper ing Pressure zone Regulated Mini mum Regulated the settings for pressure and pressure limits are applied Minimum The maximum vacuum is applied to reach the lowest possible pressure Pressure Enter value Sets a target value for the regulated pressure Mode None Manual None no action is carried out M...

Page 60: ...eted 7 8 Setting end point definitions The end of a phase can be automatically set for each preparation by defining an end point The end point can be defined by means of the temperature difference test or the pressure difference test 7 8 1 Connect the sensors for pressure difference test optional feature u Fit the pressure sensor seal to the connection and fix with the clamp u Plug the pressure se...

Page 61: ...re difference test have been fitted See Chapter 7 8 1 Connect the sensors for pressure difference test optional feature page 60 R The offset value has been determined See Chapter 7 8 4 Determining offset value page 63 u Navigate to the Method menu via the navigation path u Tap the name of the method that you wish to edit ð The control panel highlights the selected method in green u Tap the action ...

Page 62: ...he temperature test is successfully completed if all drying shelves are below the threshold The samples on a drying shelf have different drying times Take account of the different drying times in the Duration setting The temperature difference test establishes the difference between the readings from the temperature sensor for the heatable shelf and the temperature sensor in the sample If the diff...

Page 63: ... time before completion of the primary drying phase Temperature difference limit Enter value Specifies the difference between the two sensor readings below which the end point is reached Term Enter value The period of time during which the difference is not to be ex ceeded If the threshold is not exceeded for the full period of time the temperature difference test is passed Continue Yes No Yes the...

Page 64: ...brought up to operating temperature ð After completion of the conditioning phase the status bar shows the status Unload Load 7 9 2 Selecting a method Navigation path Method u Navigate to the Method menu via the navigation path u Tap the function Method on the function bar u Tap the method that you wish to use u Tap the function Activate on the function bar ð The status bar shows the method activat...

Page 65: ...d method If a gas is not being used Precondition R The instrument has been prepared R A method is selected u Fit a top mount drying rack See Chapter 8 Operating top mount drying racks page 69 u Load the top mount drying rack with frozen samples u Navigate to the Start menu via the navigation path u Tap the function Start on the function bar ð The freeze drying process starts ð The control panel sh...

Page 66: ...9 Preparing the condensate drain hose page 30 u Navigate to the Start menu via the navigation path u Tap the function Shut down on the function bar ð The instrument is shutting down ð The status bar shows the remaining time and the status Defrosting ð After the instrument has shut down the status bar shows the remaining time and the status Shutting down u Put hot water on ice condenser coil for de...

Page 67: ...Using the navigation control navigate to the parameter that you wish to change u Tap the function Edit on the function bar ð The control panel shows a dialog box with a numeric input box ð The control panel highlights the selected parameter in white u Enter the value in the numeric input box u Tap the function Save on the function bar ð The setting is saved ð The dialog box closes 7 10 3 Ending fr...

Page 68: ...se page 30 u Navigate to the Start menu via the navigation path u Tap the function Shut down on the function bar ð The instrument is shutting down ð The status bar shows the remaining time and the status Defrosting ð After the instrument has shut down the status bar shows the remaining time and the status Shutting down u Put hot water on ice condenser coil for defrosting u Wait until ice is comple...

Page 69: ...ring acrylic drying chamber u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser u Locate the springs in the holes on the ice condenser u Place the intermediate plate on the ice condenser u Loosen all fixing screws ...

Page 70: ...tion Manual Lyovapor L 200 L 200 Pro u Align the slots for the shelves u Tighten the fixing screws u Place the rack on the intermediate plate u Slide the shelves into the rack u Press the plug onto the shelf connection and turn the ring counterclockwise at the same time ...

Page 71: ...nd wheel upwards until the plate inside the lid has pressed the hooks all the way in u Place the O ring into the groove of the cover u Place the cover on the cylinder u Make sure that the hooks on the rack are engaged u Carry out freeze drying Precondition R The status bar shows the status Stoppering u Turn the hand wheel until all samples are sealed u Confirm the verification question on the cont...

Page 72: ...atable shelves u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser u Place the intermediate plate on the ice condenser u Loosen all fixing screws u Align the slots for the shelves u Tighten the fixing screws ...

Page 73: ...s into the rack u Press the plug onto the shelf connection and turn the ring counterclockwise at the same time option u Turn the temperature sensor electrical connector so that the marks on the connector and the heatable shelf are parallel u Press the temperature sensor electrical connector onto the connection u Locate the cylinder in the groove above the main plate ...

Page 74: ...g for damage u Place the O ring into the groove of the cover u Place the manifold cover on the cylinder u Carry out freeze drying 8 3 Operating manifold acrylic drying chamber non heatable shelf u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser ...

Page 75: ...ion Manual Lyovapor L 200 L 200 Pro 75 100 u Place the intermediate plate on the ice condenser u Place the rack on the intermediate plate u Locate the cylinder in the groove above the main plate u Fit manifold valve onto the connection on the top mount drying rack ...

Page 76: ...cover u Place the manifold cover on the cylinder u Carry out freeze drying 8 4 Operating acrylic drying chamber heatable shelf u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser u Place the intermediate plate on the ice condenser ...

Page 77: ... mount drying racks 8 Operation Manual Lyovapor L 200 L 200 Pro 77 100 u Loosen all fixing screws u Align the slots for the shelves u Tighten the fixing screws u Place the rack on the intermediate plate u Slide the shelves into the rack ...

Page 78: ...ime option u Turn the temperature sensor electrical connector so that the marks on the connector and the heatable shelf are parallel u Press the temperature sensor electrical connector onto the connection u Locate the cylinder in the groove above the main plate u Check the O ring for damage u Place the O ring into the groove of the cover u Place the cover on the cylinder u Carry out freeze drying ...

Page 79: ...helf u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser u Place the intermediate plate on the ice condenser u Place the rack on the intermediate plate u Locate the cylinder in the groove above the main plate ...

Page 80: ...cover on the cylinder u Carry out freeze drying 8 6 Operating manifold drying rack u Make sure that the groove above the ice condenser is clean free of dust and not scratched u Check the 300 mm dia O ring for damage u Place the 300 mm dia O ring in the groove above the ice condenser u Fit manifold valve onto the connection on the top mount drying rack u Place the base plate on the ice condenser ...

Page 81: ...nection u Fit the manifold drying rack onto the seal and fix it with the clamp u Carry out freeze drying 8 7 Operating manifold valves The lever on a manifold valve can be set to the following positions 1 2 A B Position Function A Lever pointing up The connected vessel is evacuated B Lever pointing down The connected vessel is vented ...

Page 82: ...ng dia 300 mm u Wipe down the 300 mm O rings with a damp cloth u Check for scratches and other damage u Replace the 300 mm O ring if it is damaged Daily u Replace the 300 mm O ring Annually Seals ISO KF 16 u Wipe down the seals with a damp cloth u Check for scratches and other damage u Replace seals if they are damaged Annually Seals ISO KF 25 Vacuum tubing u Wipe down the vacuum tube with a damp ...

Page 83: ...ed R A top mount drying rack is fitted R The top mount drying rack does not contain sample u Navigate to the action Vacuum Test via the navigation path u Specify a required setting for the vacuum to be achieved u Specify a required time within which the vacuum is to be reached u Tap the function Start on the function bar ð The vacuum test starts ð The status bar shows the status Vacuum Test ð If t...

Page 84: ...ecks the vacuum system for possible leaks Time re quired 45 min NOTE The leak test can be aborted by tapping Stop on the function bar Precondition R Conditioning of the instrument has been completed R A top mount drying rack is fitted R The top mount drying rack does not contain sample u Navigate to the action Leak test via the navigation path u On the Ice Condenser line enter a required setting f...

Page 85: ...damaged Check O rings and replace if necessary Groove of O rings dirty Wipe groove of O rings with a damp cloth KF clamps not closed Close the KF clamps KF seals dirty Wipe down the KF seals with a damp cloth KF seals damaged Inspect KF seals and replace as necessary Pump oil dirty Service according to manufacturer s in structions Leaking manifold valves manifold acrylic drying chamber only Replac...

Page 86: ...t ð When the leak test is completed the Leak test tab indicates whether the leak test was successful ð The leak test is passed if the measured leakage rate is less than the pre set rate of 10 10 mbar L h NOTE To test the leak tightness of the manifold drying rack carry out another leak test with the manifold drying rack installed Troubleshooting after failed leak test Possible cause Action Top mou...

Page 87: ...eration Manual Lyovapor L 200 L 200 Pro 87 100 Possible cause Action Leaking manifold valves only if manifold drying rack installed Replace leaking manifold valve Locate leaking manifold valve See Chap ter 10 3 Locating leaking manifold valve page 89 ...

Page 88: ...tions See Installation site Too much ice in the ice con denser Defrost the ice condenser 10 2 Faults possible causes and remedies Malfunction Possible cause Remedy Instrument does not work Instrument is not connected to the power supply u Make sure that the power supply is connected and switched on Main valve or vac uum pump switches over frequently Vacuum system is leaking u If necessary replace ...

Page 89: ...tation Instrument is not vented Main valve is incorrectly con nected u Connect the main valve properly see Chapter 5 3 3 Fitting the advanced vacuum control unit page 26 10 3 Locating leaking manifold valve Navigation path Start Precondition R The system does not evacuate to less than 0 1 mbar u Navigate to the Start view via the navigation path u Set the vacuum to 0 5 mbar u Tap the function Star...

Page 90: ...ssure ð If the specified setting is not reached the valve is leaking u Carry out the instructions for action on the other valve 10 5 Error messages Error message Possible cause Solution 5014 A power failure for 60 min u Confirm to recover the instrument and continue the process with risk of sample melting u Stop the process in standby release pressure manually by activating the aeration valve in s...

Page 91: ...uum regulation u Reduce sample loading for a smaller sublimation rate u Resolve possible leakages at sealings manifold valves etc u Check vacuum pump capacity open gas ballast check for oil contamination or aging 5271 Actual ice condenser pres sure is lower than the set value u Stop the process u Dry the ice condenser u Speed up the sample loading sublimation 5272 Pressure regulation valve does no...

Page 92: ... u Clean O rings 5481 Info occurs while stoppering step after the stoppering vacuum is established u Complete the manual stoppering 5570 Heatable shelf is discon nected u Connect a functioning shelf at the same connector position u Contact BUCHI Customer Service Defective component e g heating coil cable plug 5571 Sample temperature sensor is disconnected u Connect a functioning PT 1000 at the sam...

Page 93: ...ard The device uses refrigerant R507 This refrigerant is toxic and must not be allowed to enter the soil or groundwater u Dispose of the appliance properly if necessary using a professional disposal service u When disposing of equipment observe the local regulations and statutory requirements regarding waste disposal 11 2 Returning the instrument Before returning the instrument contact the BÜCHI L...

Page 94: ...ission of BUCHI 12 1 1 Accessories Order no Image Main valve 11062223 Pressure regulation valve 11064725 Aeration valve 11064724 Pirani Piezo pressure sensor PPG110 11062228 Capacitive pressure sensor Inficon CDG 020 D 11062230 PT1000 sample temperature sensor 11064031 Set for pressure difference test at L 200 incl extension cable for PPG010 and CDG 020D sensors PMMA top cover seals and clamps 110...

Page 95: ...Order no Image Trolley L 200 stainless steel coated 11063692 SD Card 1 GB 11064730 Connection cable for vacuum pump 11064934 12 1 3 Spare parts Description Order no Image User interface L 200 11063578 User interface L 200 Pro 11063579 O Ring Ø 300 mm 11065367 Vacuum hose KF 25 L 1000 mm 11066031 Vacuum clamp KF 16 11064939 ...

Page 96: ...11063455 Vacuum seal KF 25 11063457 Vacuum seal KF 40 11063659 Vacuum flange adapter stainless steel KF 16 to KF 25 11064870 Blind flange KF 16 11064902 Blind flange KF 25 11063660 Blind flange KF 40 11063661 12 1 4 Top mount drying rack accessories Order no Image Drying chamber tube PMMA for 4 shelves L 368 mm Ø 300 mm 11063278 ...

Page 97: ...ck for 4 heatable shelves Ø 300 mm H 330 mm W 320 mm 11064314 Rack for 4 heatable shelves H 356 mm Ø 265 mm shelf distance 30 75 mm 11065102 Rack for 6 heatable shelves H 468 mm Ø 265 mm shelf distance 30 75 mm 11065103 Heatable shelf aluminum coated with connec tion cable Ø 219 5 mm surface area 376 cm 11064095 Sample tray stainless steel Ø 220 mm H 18 5 mm 11061439 Ferrule Ø 218 mm H 40 mm 11065...

Page 98: ...ilicone with SJ 29 32 11062300 Flask beaker for manifold 100 mL with cap adapter and integrated filter 11066140 Flask beaker for manifold 200 mL with cap adapter and integrated filter 11066141 Flask beaker for manifold 800 mL with cap adapter and integrated filter 11069474 Flask beaker for manifold 1200 mL with cap adapter and integrated filter 11066143 Manifold flask adapter set with 12 adapters ...

Page 99: ...dapters incl filter paper 11067333 Filter round 20mm Set à 100pcs Filter for manifold valve 11065801 Filter round 47mm Set à 100pcs Beaker flasks with volume above 600 mL 11065731 Filter round 30mm Set à 100pcs Beaker flasks with volume below 600 mL 11065728 12 1 5 Software Order no Lyovapor software licence 11065668 Lyovapor software DVD 11065667 ...

Page 100: ...We are represented by more than 100 distribution partners worldwide Find your local representative at www buchi com ...

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Buchi Lyovapor L-200, Operation Manual

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