Operation Manual Rotavapor ® R-220 SE 11593356 en
Table of contents Table of contents 1 2 3 4 5 3 About this manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 User qualification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.2 Proper use . . . . . . . . .
Table of contents 6 7 8 9 10 4 5.11.2 Disinfection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48 5.11.3 Sampling for determination of the germ count . . . . . . . . . . . . . . . . . . . . . 48 5.11.4 Final cleaning and drying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48 5.12 General installation instructions for glassware . . . . . . . . . . . .
Table of contents 11 5 10.5 Optional equipment and upgrade parts . . . . . . . . . . . . . . . . . . . . . . . . 105 Declarations and requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 11.1 FCC requirements (for USA and Canada) . . . . . . . . . . . . . . . . . . . . . . . 106 11.2 Declaration of conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 1 About this manual About this manual This manual describes the Rotavapor R-220 SE and provides all information required for its safe operation and to maintain it in good working order. It is addressed to laboratory personnel and operators in particular. Read this manual carefully before installing and running your system and note the safety precautions in chapter 2 in particular. Store the manual in the immediate vicinity of the instrument, so that it can be consulted at any time.
2 2 Safety Safety This chapter highlights out the safety concept of the instrument and contains general rules of behavior and warnings from direct and indirect hazards concerning the use of the product. For the users' safety, all safety instructions and safety messages in the individual chapters shall be strictly observed and followed. Therefore, the manual must always be available to all persons performing the tasks described herein. 2.
2 2.4 Safety Safety warnings and safety signals used in this manual DANGER, WARNING, CAUTION and NOTICE are standardized signal words for identifying levels of hazard seriousness of risks related to personal injury and property damage. All signal words, which are related to personal injury are accompanied by the general safety sign.
2 Safety Explosive gases, explosive environment Harmful to life-forms Hot item, hot surface Device damage Inhalation of substances Explosive substances Flammable substances Fragile items / content Warning, heavy item Environmental pollution hazard Do not dispose of in household trash 10 R-220 SE Operation Manual, Version F
2 Safety Use of water is mandatory (non-standard symbol) Wear protective mask Wear laboratory coat Wear protective goggles Wear protective gloves Heavy weight, lifting requires more than one person Additional user information Paragraphs starting with NOTE transport helpful information for working with the device / software or its supplementaries. NOTEs are not related to any kind of hazard or damage (see example below). NOTE Useful tips for the easy operation of the instrument / software.
2 2.5 Safety Product safety Safety warnings in this manual (as described in section 2.4) serve to make the user alert and to avoid hazardous situations emanating from residual dangers by giving appropriate counter measures. However, risks to users, property and the environment can arise when the instrument is damaged, used carelessly or improperly. 2.5.1 General hazards The following safety messages show hazards of general kind which may occur when handling the instrument.
2 Safety NOTICE Risk of instrument short-circuits and damage by liquids. • • • • • Do not spill liquids over the instrument or its component parts Wipe off any liquids instantly Ensure a safe positioning of the evaporating flask for storage Do not move the instrument when it is loaded with liquid Keep external vibrations away from the instrument NOTICE Risk of instrument damage by internal overpressure.
2 2.5.3 Safety Personal safety measures Always wear personal protective equipment such as protective eye goggles, protective clothing and gloves when working with the instrument. Wear inhalation protection when working with hazardous solvents and all kind of respirable material or material of unknown composition. ! WARNING Death or serious poisoning by contact or incorporation of harmful media at use. • • • • • • • • • • 2.5.
2 2.6 Safety General safety rules Responsibility of the operator The head of the laboratory is responsible for training his/her personnel. The operator shall inform the manufacturer without delay of any safety-related incidents which might occur during operation of the instrument. Legal regulations, such as local, state and federal laws applying to the instrument must be strictly followed.
3 3 Technical data Technical data This chapter introduces the reader to the instrument and its specifications. It contains an overview of available glassware configurations, technical data, requirements and performance data. 3.1 Available system configurations and dimensions max. 1200 16 max.
3 D D2 HP D2 DB2 DB RB R Technical data C 180 cm 175 cm 163 cm 158 cm 150 cm 143 cm 3.1.1 Application areas The Rotavapor R-220 SE is available in different setups to perfectly match all major evaporation tasks. D D2 HP D2 DB2 DB low-boiling / foam producing RB R high-boiling minimal emissions C extremely low-boiling reflux reactions reduced total height NOTE In cooperation with our application specialists at BUCHI we also offer customized glassware solutions! 3.1.
3 3.2 Technical data Technical data Technical data Rotavapor R-220 SE Electrical connection data, single phase Voltage Frequency Max. power consumption Overvoltage category Built-in mains supply socket, switched 220 – 240 V ± 10% (1P, N, G) 50/60 Hz 3800 W (with 2×1800 W heating elements) II 220 – 240 VAC, 50/60 Hz, 2 A Electrical connection data, three phase Voltage Frequency Max.
3 Technical data Technical data Rotavapor R-220 SE Heating bath Heating medium Bath capacity Distillation capacity (ethanol) Temperature range Heating power Regulation precision Bath over temperature protection Depending on heating wattage 3600 W (water or other dedicated heating transfer media) 4200 W (water only!) 6300 W (water only!) 20 l, without flask immersed Up to 13.
3 3.3 Technical data Materials used All materials in contact with the product are FDA compliant! Materials used Component Material designation Material code Stainless steel Chassis 1.4301 Stainless steel Bath pan, heating elements 1.4404 Aluminium Gearbox head 3.2373 — Glass Glass assembly 3.
4 4 Description of function Description of function This chapter explains the basic working principle of the Rotavapor R-220 SE. It also shows how the instrument is structured and provides a general functional description of its assemblies. 4.1 Functional principle of a Rotavapor evaporation The Rotavapor R-220 SE offers efficient, time saving single-stage distillations for small and medium stage productional applications.
4 Description of function Safety reserve b Cooler with cooling medium Optimal condensation zone range (~ 80% cooler height) a Rotation drive for evaporating flask Evaporating solvent Condensated solvent Heating bath with heating liquid c a Evaporation area The solvent is heated by means of a heating bath. The turbulent mixing inside the rotating evaporating flask results in an increased evaporation rate.
4 4.2 Description of function Rotavapor front-side Various glassware configurations are available for the Rotavapor R-220 SE.
4 4.3 Description of function Tubing scheme 4 1 f 3 2 VAPOR TEMP. LEVEL 2 CW FLOW CW TEMP. LEVEL 2 e RESERVE INPUT RS-485 RS-485 AERATE CW VALVE d VACUUM VALVE g FOAM DET. 12A 12A 12A 12A F1 F2 F3 F4 ALARM OUT USB (Type plate) AC IN 220- 240 V AC MAX.
4 Description of function Vacuum / gas circuit 1 Vacuum pump (recommended type: Vacuum Pump V-710) For most applications a vaccum is used to significantly reduce the boiling point of the liquid content inside the evaporating flask. 2+ 3 Aeration / inert gas inlet at the optional vacuum controller and the aeration valve The aeration valves at the optional vacuum controller and the aeration valve of the Rotavapor are used to aerate the Rotavapor.
4 4.3.1 Description of function Cooling water routing General memory aid for cooling water routing Independent of the number of coolers, the water inlet has to be connected in ascending order starting with the cooler closest to the receiving vessel. The water output is always the upper connector! Example: Output (sink or chiller reflux) Vapor temp. sensor Input (water tap or chiller) Receiving vessel The drawing shows the cooling water routing for a setup of three coolers.
4 4.3.2 Description of function Vaccum routing General memory aid for vacuum routing Independent of the installed glassware setup the vacuum pump has to be connected at the end of the cooling path. Depending on the used setup this can either be subsequently at or after the last condenser. Example 1: Connection to vacuum controller Connection to vacuum source End of cooling path Vapor temp.
4 Description of function Example 2: Connection to vacuum controller Vapor temp. sensor Connection to vacuum source End of cooling path Vapor path NOTE In case the Rotavapor is not equipped with a vacuum controller a blind cap must be used to close the vacuum controller connector to achieve a tight setup. The vapor temperature sensor always has to be installed before the vapor inlet of the first condenser.
4 4.4 Description of function User interface front-side Vacuum Controller V-850 / V-855 * Start Stop System parameter display and functional buttons ON / OFF switch Temp.
4 4.5 Description of function Connection field at the rear-side a b e c d n VAPOR TEMP. m LEVEL 1 CW FLOW CW TEMP. LEVEL 2 RESERVE INPUT RS-485 l RS-485 AERATE CW VALVE m e VACUUM VALVE k f 12A 12A 12A 12A F1 F2 F3 F4 g h FOAM DET. j ALARM OUT USB (Type plate) AC IN 220- 240 V AC MAX. 2A i Position Description a Vapor temperature sensor, measures the entry temperature of the vapor before the condenser. b Cooling water temperature sensor.
4 The optional cooling water valve interrupts the water flow in order to effectively reduce the water consumption. It must be installed in serial after the cooling water source. d e Description of function See master drawing for appearance and mounting position. The optional vacuum valve must be installed in case a 3rd party vacuum pump is used. It is a safety device to control the vacuum level. Fuse ok Resettable fuses. Gently push them back into prestressed position when fuses are activated.
4 k m n 32 Hardwired power connection to heating bath. See Operation Manual of the connected device(s)! Serial (RS485) bus sockets with power over bus connector. Suitable BUCHI devices: Vacuum pump, vacuum controller, chiller. Cooling water flow sensor (optional). TOP l Description of function Up to two optional level sensors can be connected – one per receiving flask. Once the liquid level inside the receiving flask reaches the sensor, the alarm output will be triggered.
5 5 Putting into operation Putting into operation This chapter describes how the instrument has to be installed. It also gives instructions for the initial startup. NOTE Inspect the instrument for damages during unpacking. If necessary, prepare a status report immediately to inform the postal company, railway company or transportation company. Keep the original packaging for future transportation. 5.1 Installation site Put the instrument on a stable, horizontal surface.
5 Putting into operation NOTE Secure the instrument against tilting and unintentional moving in earthquake prone regions. 5.2 Electrical connections The Rotavapor is aimed to be installed stationary and is not equipped with a power plug. The electrical installation must be performed by an electrician or equivalent specialist in any case. After the installation procedure an electrical safety test must be performed to verify a safe system condition such as sufficient grounding.
5 5.3 Putting into operation Sensor setup and adjustments Sensor setup menu These instructions are valid for the setup menu of the cooling water sensor and level sensors connected at the rear connection field. Lift UP + a Keep the "LIFT UP" button pressed while switching on the Rotavapor to enter the setup menu. Flow UP AERATE b Press the "UP" button to toggle between 'on' (cooling = water flow sensor activated) and 'off' (sensor deactivated).
5 5.3.1 Putting into operation Level sensors Description of function: The capacitive level sensors are recommended for setups with two receiving flasks to achieve uninterruptible evaporation over a longer period and for larger product volumes. The sensitivity of the capacitive level sensors must be adjusted to safely detect the liquid level between different products.
5 5.3.2 Putting into operation Cooling water flow sensor The switching threshold of the flow sensor can be adjusted by shifting the sensor element up and down. b a c CW Flow Adjustment instructions • Make sure the flow sensor is installed in an upright position! Loosen the locking screw a. • Switch on the Rotavapor and shift the sensor far downwards. The display must not show a flow sensor error in this position.
5 5.3.3 Putting into operation Foam sensor Description of function: A foam sensor is highly recommended whenever heavily foaming products are in use. When foam formation is detected by the sensor, the aeration valve of the Rotavapor will be opened for an instant, causing the foam to collapse. Foam sensor Ring nut Gasket a b Distribution piece for foam detector c Installation instructions: Put the gasket into the ring nut a and pre-mount it at the distribution piece.
5 Putting into operation Adjustment instructions • M ake sure the foam sensor is installed correctly. Remove the white plastic screw a to get access to the sensor adjustment screw. • Allow sufficient foam formation. • As soon as the foam touches the sensor housing, the LED at the sensor must switch active, causing the aeration valve to open for an instant.
5 5.3.4 Putting into operation Vapor temperature sensor Description of function: Enables the vapor temperature reading at the Rotavapor display. Vapor temperature sensor a b VAPOR TEMP. Installation instructions: Turn the ring nut a of the sensor to fasten and tighten the temperature sensor. Insert the sensor plug at the "VAPOR TEMP." socket b.
5 5.3.5 Putting into operation Cooling water temperature sensor Description of function: Enables the cooling water temperature reading at the Rotavapor display. Condenser output Cooling water temperature sensor Sensor socket CW TEMP. To sink / chiller input Installation instructions: Use hose clamps to install the sensor at the hosing between condenser output and sink or chiller input. The sensor has no preferred flow direction. 5.
5 5.5 Putting into operation Setting up the support rod(s) a b c d a Install the retaining bracket at the housing. Fasten the Torx screw well handtight. b Premount the headless screw with a few turns at the side thread of the bracket. c Remove the blind plug from the blind hole at the foot of the Rotavapor. Insert the short rod from above through the retaining bracket into the blind hole. d Tighten the headless screw at the retaining bracket to safely fixate the rod.
5 5.6 Putting into operation Condenser clamps Flat spring a b c a b Turn the lever counterclockwise to loosen / open the clamp. It is not necessary to completely open the clamp! c Insert the condenser with the mounted holder (here illustrated without condenser!) into the free end of the clamp. Turn the fixation screw clockwise to fixate the condenser in its position. 43 Pull the support o-ring onto the rod.
5 5.7 Putting into operation EasyClamps EasyClamps can be found at glassware connections. EasyClamps can be cleaned assembled or dissassembled in an ultrasonic bath, e.g. with a soapy detergent if cleaning is necessary. Stage 1 Turn counterclockwise to loosen the thumb nut Stage 2 Type: DN45 Type: DN 25 DN70 with tilted bold and opened jaws Stage 1 • I n this stage an EasyClamp can be carefully adjusted with even clamping pressure for proper seal.
5 5.8 Putting into operation Inlet valve The inlet valve allows continous feeding and manual aeration (e.g. at foam formation) of the evaporating flask. The feeding throughput is manually adjustable via the thumbscrew. NOTE The PTFE seal element inside the valve is a standard spare part and can be exchanged easily according to the drawing below. a b 041388 PTFE inlay a Remove the three allen key screws and pull off the valve head. b The white PTFE seal element (order no.
5 5.9 Putting into operation Glassware and configurations All original glassware parts and accessories are of superior quality. However, glassware is generally fragile and must be handled with appropriate care to achieve a long lifetime and safe use. Every glassware part must be inspected visually prior to use to ensure safe and proper functionality.
5 Putting into operation All sealings in contact with the product have a PTFE surface and can be disinfected in an ultrasonic bath with a corresponding disinfection medium. At reinstallation, mind hygienic handling! NOTE Do not bring the seals in contact with lubricants or other harmful substances! After cleaning, the system must be assembled to run a disinfection cycle, see below. 5.10.
5 Putting into operation The following concentrations per germ were applied for every contaminant: 103 germs/ml 104 germs/ml 105 germs/ml 106 germs/ml 5.11.
5 Putting into operation Test results Contaminant 5.
5 c Putting into operation b a d e a Start with the distribution piece and mount it at the gearbox. b Proceed with the expansion vessel. Mind upright installation! c • • • d • • • e 50 Use the u-shaped bridge tube to roughly align the first condenser to the expansion vessel. Fix the u-tube at the expansion vessel and subsequently bring in the condenser. Fasten the condenser. Fix the tube to the condenser.
5 5.
5 Putting into operation Preparational steps: • Install the appropriate glassware configuration between the gearbox and the y-piece • Install the support ring at the support rod on a low position • Install the shut-off tap at the y-piece Main installation: Connect the ball joint of the y-piece to the glassware configuration outlet. Fixate the joint with an EasyClamp (DN 25). Place the receiving flask on the support ring . ➥ Keep the receiving flask upright with one hand.
5 Putting into operation Dual receiver Outlet of glassware configuration Shut-off tap Branching piece 2 Branching piece 1 Aeration screw cap Receiving flask EasyClamp (DN 25) Draining valve Preparational steps: • Install the appropriate glassware configuration between the gearbox and the ‘branching piece 1’ • Install the support ring at the support rod on a low position • Install the shut-off taps at the branching pieces Main installation: Connect the ball joint of the y-piece to the glassware conf
5 Putting into operation Place the first receiving flask on the support ring . ➥ Keep the receiving flask upright with one hand. ➡ Adjust the support ring until the ball joint between the receiving flask and the branching piece is seated without tension. Fixate the support ring in this position. Shift the anti-slip o-ring to bring it into contact with the retaining bracket. ➡ Fixate the joint towards the ‘branching piece 2’ with an EasyClamp (DN 25).
5 Putting into operation Install the draining valves with two EasyClamps (DN 25). 2× 5.14 Heating bath filling level The optimal filling level of the heating transfer medium in the bath ensures maximum evaporation performance and safe handling. Depending on the evaporating flask size, the level has to be adjusted. Filling procedure • • • Mount the evaporating flask and drive up the bath. Select heating transfer medium according to the target temperature.
5 5.15 Putting into operation Heating bath setup for 2×1800 W heating element The heating element holder is labelled with the heating power data. The heating bath of the 2×1800 W version can be filled with different kinds of liquid heating transfer medium. Depending on the maximum heating bath temperature for the target application, a suitable medium must be used.
5 Putting into operation Basic heating transfer medium requirements • • • Do not use media which are corrosive against the heating bath and its subcomponents or the evaporating flask. E.g. add a sufficient amount of borax when deionized water is used! The medium must be liquid at room temperature. Do not mix liquids of unknown composition! ! DANGER Death or serious burns by use with highly flammable substances in the heating bath.
5 5.15.1 Putting into operation Water as heating transfer medium With the heating bath in lowest position, install the level drain output tube with a level difference of > 5 cm towards the sink to ensure safe draining. Fixate all tube connections with hose clamps! NOTICE Risk of damage caused by heating transfer mediums.
5 Putting into operation a Level drain with Ø 12 mm hose connector, let into sink. b Draining tap with Ø 12 mm hose connector, let into sink. c Heating and cooling water source. If a water tap is used, the optional cooling water shut-off tap is recommended. d Control cable to cooling water valve connection at the Rotavapor connection panel (rear side).
5 5.16 Putting into operation Heating bath setup for 4.2 and 6.3 kW heating element The heating element holder is labelled with the heating power data. For the 4.2 and 6.3 kW versions only water must be used as heating transfer medium.
5 Putting into operation Basic heating transfer medium requirements Do not use water which is corrosive against the heating bath and its subcomponents or the evaporating flask. E.g. add a sufficient amount of borax when deionized water is used! ! DANGER Risk of fire by use of flammable heating transfer media.
5 5.17 Putting into operation Attaching and removing evaporating flasks Evaporating flasks are available in different types and sizes to meet all kinds of application requirements. However, the maximal load on the rotational flange must not exeed 20 kg! ! CAUTION Risk of minor or moderate injury by heavy weight of the evaporating flask.
5 Putting into operation d e d Push down the unlock rocker at the left half of the snap flange. e Open the snap flange completely and carefully take away the evaporating flask. Using the flask handler The handler can increase the level of safety when placed on top of the heating bath at flask exchange.
5 Putting into operation NOTICE Risk of instrument damage by wrong mains supply. • • 5.18 External mains supply must meet the voltage given on the type plate Check for sufficient grounding Adjusting the snap flange System tightness is essential when working with a Rotavapor. Thus, the snap flange assembly should be checked at every evaporating flask installation. This is necessary since every glassware has its unique fitting accuracy.
5 Putting into operation After readjustment, perform a vacuum test-run without heating bath and sample medium. NOTE Perform the adjustment in single-turn steps only. Inbetween, check for proper tension with the empty evaporating flask. 5.19 Installation and usage of a shut-off tap The shut-off tap provides a three stage valve mechanism with a spring-loaded seal stamp. This prestressing assures safe seal under normal conditions.
5 5.20 Putting into operation Vacuum controller installation / removal b a c a Lift the small plastic reed at the plug to unlock the connection. Pull out the plug and safely put the cable end aside. b Remove the two thumb nuts. c Take off the retaining plate from the controller. The vacuum controller is now freely accessible. For reinstallation proceed in reverse order.
5 5.21 Putting into operation Controller upgrade To upgrade a basic Rotavapor with a controller proceed as follows: d b c a e 5.22 a Remove the two thumb nuts and take off the retaining plate. b Replace the dummy controller box with a controller. c Remove the blind plug. d Take the free end of the controller cable out off the housing. Shift in the cable bushing of the controller cable as replacement for the blind plug. e Install the controller (see previous section for more information).
6 6 Operation Operation This chapter gives examples of typical instrument applications and instructions on how to operate the instrument properly and safely. See also section 2.5 “Product safety” for general warnings. 6.1 Evaporation in three steps a Preparational steps • System must be in good working order. See final installation check, section 5.21. • Check level of heating transfer medium as described in section 5.13.
6 6.2 Operation Optimal distillation conditions To achieve optimal distillation conditions, all distillation energy supplied by the heating bath must be removed by the condenser. The physical cooling capacity of the condenser must not be exeeded in order to avoid steam emission by overpressure inside the assembly! NOTE: • A temperature gradient of 20 °C between 'heating bath → vapor' and 'vapor → cooling medium' is optimal for most distillation tasks.
6 6.3 Operation Solvent table Molar mass Evaporation energy Boiling point Density in Vacuum in mbar for Solvent Formula in g / mol in J / g at 1013 mbar g / cm3 boiling point at 40 °C Acetone CH3H6O 58.1 n-amylalcohol, n-pentanol 553 56 0.790 556 C5H12O 88.1 595 37 0.814 11 Benzene C6H6 78.1 548 80 0.877 236 n-butanol C4H10O 74.1 620 118 0.810 25 tert. butanol (2-methyl-2-propanol) C4H10O 74.1 590 82 0.789 130 Chlorobenzene C6H5Cl 112.6 377 132 1.
7 7 Maintenance and repairs Maintenance and repairs This chapter gives instructions on maintenance work to be performed in order to keep the instrument in a good and safe working condition. All maintenance and repair work requiring the opening or removal of the instrument housing must be carried out by trained personnel and only with the tools provided for this purpose.
7 7.2 Maintenance and repairs Regular service and checks To maintain the system in good working order the checks described in this section should be performed regularly. Defective or worn out parts must be exchanged directly to ensure safe use and optimal efficiency. 7.2.1 System tightness To evaluate the system tightness, evacuate the unit to below 100 mbar and then close the vacuum line. The rate of pressure rise must not exceed 1 mbar per minute. A greater pressure rise indicates a leakage.
7 Maintenance and repairs Heating bath Use a commercially available decalcification agent to dissolve residues of calcium and other minerals in the bath. Subsequently rinse the bath thoroughly! All housing parts must be completely dried before the system can be connected to mains again! ! WARNING Death or serious burns by electric current at cleaning.
7 7.3 Maintenance and repairs Snap flange coupling, flask seal and vapor duct Removal / installation of the snap flange coupling b c d a a Turn the snap flange coupling until the unlock rocker at the left half of the snap flange is in top position. b Open both levers of the snap flange. c Use the seal tool (order no. 20075) to unlock the metal reed and free the snap flange. d Carefully pull off the snap flange from the metal reed locking.
7 Maintenance and repairs Removal / installation of the flask seal ! Vapor duct might slip out! a Remove the snap flange coupling. Hook some fingers behind the seal at two of the three cut-outs. b Carefully pull off the seal step by step. Change the position at the cut-outs from time to time to avoid canting of the seal plate! Make sure the vapor duct does not accidently slip out when removing the seal plate. For reinstallation proceed in reverse order.
7 Maintenance and repairs Removal / installation of the vapor duct With the flask seal removed, the (glass) vapor duct can easily be pulled out. At reinstallation, the keyway at the vapor duct end must be aligned to the spring loaded notch at the gearbox to lock rotation between the drive and the duct. b a a Remove the snap flange coupling and the flask seal first. Pull out the vapor duct by hand. b To install the vapor duct proceed in reverse order.
7 7.4 Maintenance and repairs Distribution head seal and vacuum seal Removal of the seal holder c b a a Remove the snap flange coupling and the flask seal first. Pull out the vapor duct by hand. b Loosen the EasyClamp (DN70) and take off the distribution head (glass part). Subsequently, completely remove the EasyClamp from the gearbox. c Pull out the seal holder by hand. • The distribution head seal can easily be pulled off by hand. • To remove the vacuum seal use the seal tool (order no.
7 Maintenance and repairs Installation of the seal unit a b a Place the vacuum seal onto the seal holder with the ring-shaped metal insert facing upwards. b Take the seal holder into both hands and gently push in the seal with both thumbs in several steps.
8 8 Troubleshooting Troubleshooting This chapter helps to resume operation after a problem has occurred with the instrument which does not require special technical training. It lists possible occurrences, their probable cause and suggests how to remedy the problem. The troubleshooting table below lists possible malfunctions and errors of the instrument. The operator is enabled to correct some of those problems or errors by him/herself.
8 8.2 Troubleshooting Error messages and their remedy The error messages are shown in the rotational speed display. Errors which are not listed in the table are to be corrected by a BUCHI trained technician who has access to official service manuals. In this case, please refer to your local BUCHI customer service agent. Error number Error group “ERROR” Prefix Errors and their remedy Error Additional error indicator on display E01 Heating bath icon flashes. Possible cause Remedy Bath temp.
8 Error Additional error indicator on display E03 Drive unit icon flashes. Troubleshooting Possible cause Remedy The rotary drive does not reach the set sppec value. • Press the “Aerate” button to confirm the error message. • • Switch off the unit and check if drive is blocked, rotate evaporating flask manually. Drive defective or blocked. Call service if problem is persistent. E04 n.a. Battery voltage too low. • • Press the “Aerate” button to confirm the error message.
8 Error Addition error indicator on display E12 ‘FLOW’ message appears. Troubleshooting Possible cause Remedy Cooling medium flow insufficient. • Increase cooling water flow and press the “Aerate” button to confirm the error message. • Adjust sensor. • Check cable and plug of the flow sensor. • Exchange sensor if defective or run evaporation without flow sensor. Call service if problem is persistent. E13 ‘LEVEL 1’ message appears. Filling level reached.
8 Error Addition error indicator on display E31 Heating bath icon flashes. Troubleshooting Possible cause Remedy • Heating bath runs dry. • • Mechanical safety switch activated. Switch off the unit. Let the heating cool down. • Refill heating transfer medium at least to minimum level. • Reset overtemp. safety switch according to section 8.1. Call service if problem is persistent. E32 Heating bath icon flashes. • Heating bath runs dry. • Temperature >200 °C. • Switch off the unit.
8 Error Addition error indicator on display E50 ‘RECORD’ message flashes. Troubleshooting Possible cause Remedy No USB pendrive inserted or recognized. • Insert valid pendrive. • Alternatively: Press “Record” button to disable recording function. Call service if problem is persistent. E51 n.a. No free memory on USB pendrive. E52 n.a. Write error on USB pendrive. • Empty pendrive. Call service if problem is persistent. • Exchange pendrive. Call service if problem is persistent. E53 n.a.
9 9 Shutdown, storage, transport and disposal Shutdown, storage, transport and disposal This chapter instructs how to shut down and disposal of the instrument. Information about storage and shipping conditions can also be found here. 9.1 Storage and transport Switch off the instrument and remove the power cord. To disassemble the Rotavapor follow the installation instructions in section 5 in reverse order. Remove all liquids and other residues before packging the instrument.
9 9.2 Shutdown, storage, transport and disposal Disposal For instrument disposal in an environmentally friendly manner, a list of materials is given in chapter 3.3. This helps to ensure that the components can be separated and recycled correctly by a specialist for disposal. For disposal of liquids and consumables such as heating transfer media, see supplementary data sheets of these chemicals! You have to follow valid regional and local laws concerning disposal.
9 Shutdown, storage, transport and disposal Health and Safety Clearance Declaration concerning safety, potential hazards and safe disposal of waste. For the safety and health of our staff, laws and regulations regarding the handling of dangerous goods, occupational health and safety regulations, safety at work laws and regulations regarding safe disposal of waste, e.g.
10 10 Spare parts Spare parts This chapter lists spare parts, accessories and options including their ordering information. Only order spare parts and consumables from BUCHI to maintain the warranty status and to assure best performance and reliability of the system and affected components. Any modifications to the spare parts used are only allowed with the prior written permission of the manufacturer.
10 10.1 Spare parts Reflux glass configurations Reflux configurations are available with three different types of coolers attached to a common base of distribution piece and condensate cooler.
10 10.1.1 Spare parts 'R' configuration 003577 027338 005155 x 037287 041155 041151 041159 041156 041131 x 041076 041060 041348 041373 041228 000794 027277 041130 x 041162 x 005155 x = 027289 041130 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041131 EasyClamp DN 40, cpl. 003577 Screw cap SVL 22 041151 Pivoting clamp, cpl. 005155 O-ring 041155 Glass holder, cpl. 027277 PTFE hose, outer diam. 10.0x1.
10 10.1.2 Spare parts 'RB' configuration x 037287 003577 027338 005155 041120 027824 041151 041156 x 041179 041131 041076 041060 041348 041373 041228 000794 027277 041130 x 041162 005155 x = x 027289 041130 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041120 Glass holder Bullfrog 003577 Screw cap SVL 22 041130 EasyClamp DN 25, cpl. 005155 O-ring 041131 EasyClamp DN 40, cpl. 027277 PTFE hose, outer diam. 10.0x1.
10 10.1.3 Spare parts 'C' configuration 025979 025124 025981 003577 041079 027338 005155 041151 041156 025978 041131 041076 041060 041348 041373 041228 000794 027277 041130 x 041162 005155 x = x 041130 027289 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041060 Shut-off tap, large, cpl. 003577 Screw cap SVL 22 041076 Temperature sensor B, cpl. 005155 O-ring 041079 Holder cold trap, cpl.
10 10.1.4 Spare parts 'BASIC' configuration 003577 027338 005155 x 037287 041155 041151 041159 041156 041131 x 041060 11056021 11055596 041076 11055696 11056022 041228 027277 041130 005155 x = 027289 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041131 EasyClamp DN 40, cpl. 003577 Screw cap SVL 22 041151 Pivoting clamp, cpl. 005155 O-ring 041155 Glass holder, cpl. 027277 PTFE hose, outer diam. 10.0x1.
10 10.2 Spare parts Decending glass configurations Decending configurations are available with four different types of cooler setups attached to a common base of distribution piece and y-piece.
10 10.2.1 Spare parts 'D' configuration 041076 027150 041131 041131 x 041155 041151 041156 001165 027308 041348 x 000794 041131 037287 041335 001129 041228 003577 027277 027338 005155 041131 001169 005155 x = 027289 041130 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 037287 Hose nipple GL 14 cpl. (set of 4) 001129 Vacuum-connection 041076 Temperature sensor B, cpl. 001165 Expansion vessel 041130 EasyClamp DN 25, cpl.
10 10.2.2 Spare parts 'D2 HP' configuration 041076 041131 11060823 11060824 x 041155 041131 041151 001165 041156 027308 041131 001129 041335 041228 y 027277 041337 041131 041348 000794 x = 041130 y = 005155 027289 003577 027338 005155 Artikelliste Bestell-Nr. Bezeichnung Bestell-Nr. Bezeichnung 000794 Screw cap SVL15 041131 Easy Clamp DN40, cpl. 001129 Vacuum connection 041151 Pivoting clamp, cpl. 001165 Expansion vessel 041155 Glass holder, cpl.
10 10.2.3 Spare parts 'D2' configuration 041076 041131 x y 027150 x 041131 041155 041151 041156 001165 041159 x 027308 x 041348 041131 000794 041335 041228 027277 041131 001169 005155 x = 041130 027289 003577 y = 027338 005155 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041076 Temperature sensor B, cpl. 001165 Expansion vessel 041130 EasyClamp DN 25, cpl. 001169 Y-connection receiver 041131 EasyClamp DN 40, cpl.
10 10.2.4 Spare parts 'DB' configuration 041076 027825 027837 x 041131 041120 041151 001165 041156 x 041131 041348 000794 025435 041335 y 041228 001129 027277 041131 005155 11055588 x = 027289 041130 003577 y = 027338 005155 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 027837 U-tube to Bullfrog plg 001129 Vacuum-connection 041076 Temperature sensor B, cpl. 001165 Expansion vessel 041120 Glass holder Bullfrog, cpl.
10 10.2.5 Spare parts 'DB2' configuration 041076 027837 y 041131 x x 041120 041155 041151 041151 041156 041156 001165 027825 041159 x 041131 041348 000794 041335 11055588 027277 041228 041130 005155 x = 027289 003577 y = 027338 005155 List of articles Order no. Part name Order no. Part name 000794 Screw cap SVL 15 041348 Inlet valve cpl. 027837 U-tube to Bullfrog plg 041120 Glass holder Bullfrog, cpl. 001165 Expansion vessel 041130 EasyClamp DN 25 cpl.
10 10.3 Spare parts Receiving vessel parts Interchangeable receiver (double) Part name Order no. Receiving flask 10 l plg 037569 Branching piece 1 plg 041048 Branching piece 2 plg for configuration R, RB and C 11055585 Branching piece 2 plg for configuration D, D2, DB and DB2 041049 Outlet valve, DN 25/2 041061 Shut-off tap, small, cpl. 041062 EasyClamp, DN 25 041130 Pivoting clamp, cpl. 041151 Base for flask 041252 Ventilation cap 046574 Part name Order no.
10 Spare parts Interchangeable receiver D2 HP 10.4 Part name Order no. Receiving flask 10 l plg 037569 Branching piece plg 041048 Outlet valve, DN25/2 041061 Shut-off tap, small, cpl. 041062 EasyClamp, DN25 041130 Pivoting clamp, cpl. 041151 Base for flask 041252 T-piece DN25 041445 Ventilation cap 046574 Part name Order no. Solaflex hose, inner Ø 8.0 (3.4 m) 004113 Vacuum hose, inner Ø 10.0 x 5.0 (3.5 m) 004125 Plastic hose, inner Ø 10.0 x 2.0 (4.
10 041231 Spare parts Set of distribution head seals (5 pcs.) 041231 Seal holder 041094 Vacuum seal 041095 Inlet valve, cpl. 041348 PTFE bellow 041388 Glass body 041346 Set of 5 SVL 15 seals 041946 041094 041095 041388 Screw cap SVL 15 003549 041346 Connetion, PTFE 041354 041946 Screw cap SVL 30 003223 Seal SVL 30×18 000398 Support ring inlet valve 041147 Evaporating flask seal, cpl. 041121 Part name Order no.
10 041110 Spare parts Metal reed (at gearbox flange) 041110 Snap flange coupling, cpl. 041112 Set of 5× O-ring 64 x 5.
10 Spare parts Standard spare parts Part name Order no. PTFE coated silicone gasket for DN 25 (set of 5) 11056381 PTFE coated silicone gasket for DN 40 (set of 5) 11056382 6 l evaporating flask 027470 10 l evaporating flask 027469 20 l evaporating flask 027468 Small glassware joint ∅~ 30 mm 11056381 Large glassware joint ∅~ 47 mm 11056382 This special flask is particularly suited for drying powdery substances or a homogeneous mixture of solid products.
Cover for evaporating flask, Ø 150 mm, PP 042895 Cover for evaporating flask, PE 11057349 Part name Order no. 3-way PTFE valve, cpl. 11056021 SVL-Sealing 11056022 Distribution piece reflux "V PLG" 11055596 Spare parts for Basic version 10.5 Optional equipment and upgrade parts For more information about the following parts go to www.buchi.com or contact your local BUCHI representative. Optional parts Part name Order no.
11 11 Declarations and requirements 11.1 FCC requirements (for USA and Canada) Declarations and requirements English: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to both Part 15 of the FCC Rules and the radio interference regulations of the Canadian Department of Communications. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
11 11.
BÜCHI Labortechnik AG CH-9230 Flawil 1 / Switzerland T +41 71 394 63 63 F +41 71 394 65 65 www.buchi.
