page 1 of 51 Technology for Vacuum Systems Instructions for use ME 16 - MD 8 - MD 12 - MV 10 Diaphragm pumps
page 2 of 51 Dear customer, Your VACUUBRAND diaphragm pumps are designed to provide you with many years of trouble-free service with optimal performance. Our many years of practical experience allow us to provide a wealth of application and safety information. Please read these instructions for use before the initial operation of your pump.
page 3 of 51 DE Achtung: Die vorliegende Betriebsanleitung ist nicht in allen EU-Sprachen verfügbar. Der Anwender darf die beschriebenen Geräte nur dann in Betrieb nehmen, wenn er die vorliegende Anleitung versteht oder eine fachlich korrekte Übersetzung der vollständigen Anleitung vorliegen hat. Die Betriebsanleitung muss vor Inbetriebnahme der Geräte vollständig gelesen und verstanden werden, und alle geforderten Maßnahmen müssen eingehalten werden.
page 4 of 51 DA Bemærk: Denne manual foreligger ikke på alle EU sprog. Brugeren må ikke betjene apparatet hvis manualen ikke er forstået. I det tilfælde skal en teknisk korrekt oversættelse af hele manual stilles til rådighed. Manual skal være gennemlæst og forstået før apparatet betjenes og alle nødvendige forholdsregler skal tages. »Sikkerhedsregler for vakuumudstyr« EE Tähelepanu! Käesolev kasutusjuhend ei ole kõigis EL keeltes saadaval.
page 5 of 51 HU Figyelem! Ez a kezelési utasítás nem áll rendelkezésre az EU összes nyelvén. Ha a felhasználó nem érti jelen használati utasítás szövegét, nem üzemeltetheti a készüléket. Ez esetben a teljes gépkönyv fordításáról gondoskodni kell. Üzembe helyezés előtt a kezelőnek végig kell olvasnia, meg kell értenie azt, továbbá az üzemeltetéshez szükséges összes mérést el kell végeznie.
page 6 of 51 NL Attentie: Deze gebruiksaanwijzing is niet in alle talen van de EU verkrijgbaar. De gebruiker moet niet met dit apparaat gaan werken als voor hem/haar de gebruiksaanwijzing niet voldoende duidelijk is. Bij gebruik van deze apparatuur is het noodzakelijk een technisch correcte vertaling van de complete gebruiksaanwijzing te hebben. Voor het in gebruik nemen van het apparaat moet de gebruiksaanwijzing volledig gelezen en duidelijk zijn en dienen alle benodigde maatregelen te zijn genomen.
page 7 of 51 SE Varning: Denna instruktion är inte tillgänglig på alla språk inom EU. Användaren får inte starta utrustningen om hon/han inte förstår denna instruktion. Om så är fallet måste en tekniskt korrekt instruktion göras tillgänglig. Instruktionen måste läsas och förstås helt före utrustningen tas i drift och nödvändiga åtgärder göres. ”Säkerhetsinformation för vakuumutrustning” SI Pozor: Ta navodila niso na voljo v vseh jezikih EU. Uporabnik ne sme upravljati z napravo, če ne razume teh navodil.
page 8 of 51 Contents Safety information!.............................................................. 9 Important information!.......................................................................... 9 General information.............................................................................11 Intended use.......................................................................................11 Setting up and installing the equipment.............................................
page 9 of 51 Safety information! Important information! + Keep this manual complete and accessible to personnel at all times! + Read this manual carefully before installing or operating the equipment. Observe the instructions contained in this manual. + Do not modify the equipment without authorization. NOTICE This manual is an integral part of the equipment described therein. It describes the safe and proper use of the vacuum pump.
page 10 of 51 ➨ DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury. + WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury. NOTICE • CAUTION indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. NOTICE is used to address practices not related to personal injury. Caution! Hot surface! Disconnect equipment from AC power.
page 11 of 51 General information NOTICE Remove all packing material from the packing box. Remove the product from its packing-box and retain all packaging until the equipment is inspected and tested. Remove the protective caps from the inlet and outlet ports and retain for future use. Inspect the equipment promptly and carefully. If the equipment is damaged, notify the supplier and the carrier in writing within three days. Retain all packing material for inspection.
page 12 of 51 + Do not use the pump to generate pressure. + The pumps are designed for ambient temperatures during operation between +50°F and +104°F (+10°C and +40°C). Periodically check maximum temperatures if installing the pump in a cabinet or a housing. Make sure ventilation is adequate to maintain recommended operating temperature. Install an external automatic ventilation system if necessary. If pumping hot process gases, make sure that the maximum permitted gas inlet temperature is not exceeded.
page 13 of 51 ☞ Due to the high compression ratio, the pump may generate overpressure at the outlet. Check pressure compatibility with system components (e.g., exhaust pipeline or exhaust valve) at the outlet. ☞ Do not permit any uncontrolled pressurizing. Make sure that the exhaust pipeline cannot become blocked.
page 14 of 51 • Ensure that no foreign objects can be drawn into the pump. • Check the power source and the pump’s rating plate to be sure that the power source and the equipment match in voltage, phase, and frequency. • Direction of rotation of pumps with three phase motor: Pumps wired ready for connection with three phase motor are supplied with a mains plug. The electrical wiring is laid out for a right-handed rotary field.
page 15 of 51 Ambient conditions ➨ Do not reach for this product if it has fallen into liquid. There is a risk of deadly electrical shock. Unplug the system immediately. + Do not use this product in an area where it can fall or be pulled into water or other liquids. • Adopt suitable measures in case of differences from recommended conditions, e.g., using the equipment outdoors, installation in higher altitudes, conductive pollution or external condensation on the pump.
page 16 of 51 ➨ The pumps are not suitable to pump any of the substances listed below. Do not pump: - unstable substances - substances which react explosively under impact (mechanical stress) without air - substances which react explosively when being exposed to elevated temperatures without air, - substances subject to auto-ignition, - substances which are inflammable without air - explosive substances. ➨ The pumps are not approved for operation below ground. Do not operate the pump below ground.
page 17 of 51 Safety during operation ➨ Adopt suitable measures to prevent the release of dangerous, toxic, explosive, corrosive, noxious or polluting fluids, vapors and gases. To prevent any emission of such substances from the pump outlet, install an appropriate collecting and disposal system and take protective action for pump and environment. ➨ You must take suitable precautions to prevent any formation of explosive mixtures in the pump chamber or at the outlet of the pump. In case, e.g.
page 18 of 51 tect people from the effects of dangerous substances (chemicals, thermal decomposition products of fluoroelastomers). Use appropriate protective clothing and safety goggles. + Interruption of the pump (e.g., due to power failure), failure of connected components or of parts of the supply, or change in parameters must not be allowed to lead to dangerous conditions.
page 19 of 51 In case of overload, the motor is shut down by a self-hold thermal cutout in the winding. Three-phase motors are equipped with a circuit-breaker which isolates all poles in case of an overload. Note: Only manual reset is possible. Switch off the pump and disconnect from the power source. Identify and eliminate the cause of failure. Allow the pump to cool down sufficiently before restart. Wait approx. five minutes before restarting the pump.
page 20 of 51 ➨ Note: The pump may be contaminated with process chemicals, which have been pumped during operation. Ensure that the pump is completely decontaminated before maintenance commences. ☞ Take adequate precautions to protect people from the effects of dangerous substances if contamination has occurred. Use appropriate protective clothing, safety goggles and protective gloves. + Wear parts have to be replaced regularly. + Never operate a defective or damaged pump.
page 21 of 51 ` Important information: Equipment marking (ATEX) VACUUBRAND equipment bearing mark (see rating plate) ` II 3G IIC T3 X Internal Atm. only Tech. File Ref.: VAC-EX01 The classification II 3G IIC T3 X according to ATEX is only valid for the inner part (wetted part, pumped gas or vapor) of the equipment. The equipment is not suitable for use in external, potentially explosive atmospheres (environment). The overall category of the equipment depends on the connected components.
page 22 of 51 • The equipment is designated for an ambient and gas inlet temperature during operation of +10 to +40°C. Never exceed these ambient and gas inlet temperatures. If pumping / measuring gases which are not potentially explosive, extended gas inlet temperatures are permissible. See instructions for use, section “Gas inlet temperatures” or “Technical data”. After any intervention at the equipment (e.g., repair / maintenance) the ultimate vacuum of the pump has to be checked.
page 23 of 51 Technical data General technical data valid for all pumps Maximum permissible inlet pressure (absolute) psi (bar) 16 (1.1) Maximum permissible outlet pressure (absolute) psi (bar) 16 (1.1) Maximum pressure difference between inlet and outlet psi (bar) 16 (1.
page 24 of 51 Type ME 16 MD 8 Maximum pumping speed 50/60 Hz (ISO 21360) cfm (m3/h) 7.1 / 7.6 (12.0 / 12.9) 3.8 / 4.4 (6.5/ 7.5) Ultimate vacuum (absolute) Torr (mbar) < 60 (< 80) 1.5 (2) Maximum rated current at: 100 V~ 50/60 Hz*** 120 V~ 60 Hz*** 230 V~ 50/60 Hz*** 400 V~ 50 Hz A A A A Dimensions L x W x H approx. 6.4 / 6.2 5.3 2.8 / 2.7 1.2 in (mm) 18.5 x 8.7 x 11.6 (470 x 222 x 294) Type MD 12 MV 10 Maximum pumping speed 50/60 Hz (ISO 21360) cfm (m3/h) 5.7 / 6.1 (9.6 / 10.4) 4.
page 25 of 51 Wetted parts Components Wetted materials Housing cover aluminum alloy (AlSi12) Head cover aluminum alloy (AlSi12) Diaphragm clamping disc aluminum alloy (AlSi12) Diaphragm FPM Valves FPM O-rings FPM Small flange stainless steel Hose nozzle PBT Silencer PA / PE / aluminium alloy Overpressure safety relief device silicone Fittings aluminum, anodized Tubing PE Seal rings (ME 16 / MD 8) PVC Seal rings (MD 12 / MV 10) FPM We reserve the right for technical modificatio
page 26 of 51 Pump parts Position Component 1 Inlet 2 Outlet 3 ON/OFF switch 4 Power connection 5 Handle 6 Pump rating plate 7 Fan 8 Distributor at the inlet 9 Distributor at the outlet ME 16, MD 8, MD 12, MV 10 (fig.
page 27 of 51 Fittings at inlet side: ME 16 MD 8 MD 12 MV 10 Fittings at outlet side: ME 16 MD 8 MD 12 MV 10
page 28 of 51 Use and operation Installing a pump in a vacuum system ➨ If dangerous or polluting fluids could be released at the outlet, install an appropriate system to catch and dispose of those fluids. + Connect a gas-tight exhaust line at the pump outlet if necessary. Always vent exhaust gases appropriately (e.g., into a fume hood). + Never block the gas outlet. The exhaust line must always be free of obstructions (no back pressure) to ensure an unimpeded discharge of gas.
page 29 of 51 • Check the power source and the pump’s rating plate to be sure that the power source and the equipment match in voltage, phase, and frequency. NOTICE Keep a minimum distance of 2 in (5 cm) between the cooling fan (underside the pump) and surrounding items (e.g., housing, walls, etc.), or else install an external automatic ventilation system. Assemble silencer or hose nozzle at the outlet of the pump. Attention: Use the silencer only in case of low gas throughput.
page 30 of 51 tubing or exhaust valve) at the outlet. Ensure that the pump outlet is neither blocked nor restricted. + Maximum ambient temperature: 104 °F (40 °C) Check the maximum temperatures, if installing the pump in a cabinet or a housing. Make sure ventilation is adequate, especially if the ambient temperature is elevated. + Operation with silencer at the outlet: Operating the pump at a high inlet pressure or pumping dusty gases for a long time may cause clogging of the silencer.
page 31 of 51 and disconnect from the power source. Identify and eliminate the cause of failure. Allow the pump to cool down sufficiently before restart. Wait approx. five minutes before restarting the pump. Avoid overheating (e.g., due to hot process gases). Make sure the fan’s air supply is adequate. Do not place the pump on soft surfaces (e.g., rubber foam) during operation. This may reduce or block the fans’ air supply. Check fan regularly for dust/dirt.
page 32 of 51 Accessories Base plate with exhaust waste vapor condenser and collecting flask �������������������699949 Set of casters.................................................699981 (for base plate) Separator (inlet) ............................................699980 (small flange KF DN 25) Centring ring..................................................
page 33 of 51 Vacuum hose (caoutchouc) 10 mm ID ......................................................686002 Metal hose (stainless steel) KF DN 25 (1000mm) ������������������������������������673337 For additional accessories such as vacuum valves, small-flange components, vacuum gauges or vacuum controllers refer to www.vacuubrand.
page 34 of 51 Troubleshooting Fault Possible cause Remedy ❑ Pump does not start or stops immediately. ➨ Electrical power cord not plugged in, electrical supply failure? ✔ Plug in power cord. Check fuse. ➨ Overpressure in outlet ✔ Remove blockage in line, line or in the system (at open valve, or reduce outlet side)? overpressure in the system. ➨ Motor overloaded? ✔ Allow motor to cool down, identify and eliminate cause of failure. Manual reset is necessary. Switch off pump or unplug.
page 35 of 51 Fault Possible cause Remedy ❑ Pump too noisy. ➨ Atmospheric or high pressure at the pump inlet? ✔ Connect hose or silencer to pump outlet. Be careful not to cause outlet overpressure, especially with condensable vapors. ➨ Diaphragm crack or diaphragm clamping disc loose? ✔ Perform maintenance. ➨ Other than above men- ✔ Contact local distributor. tioned causes? ❑ Pump seized. ✔ Contact local distributor.
page 36 of 51 Replacing diaphragms and valves ☞ Please read section ”Replacing diaphragms and valves” completely before starting maintenance. The pictures may show other versions of pumps. This does not change the method of replacing diaphragms and valves. ➨ Never operate the pump if covers or other parts of the pump are disassembled. ➨ Before starting maintenance, disconnect the electrical power cord. Wait five seconds after isolating the equipment from AC power to allow the capacitors to discharge.
page 37 of 51 NOTICE Ensure that maintenance is done only by suitably trained and supervised technicians. The valves and diaphragms as well as the motor capacitors are wear parts. If the rated ultimate vacuum is no longer achieved or in case of increased noise level, the pump interior, the diaphragms and the valves must be cleaned and the diaphragms and valves must be checked for cracks or other damage. All bearings are encapsulated and are filled with long-life lubricant.
page 38 of 51 Cleaning and inspecting the pump heads ☞ Service only one side of the pump at a time to avoid the mixing of parts. ➨ In case, position the pump on edge (place pump onto inlet distributor or outlet distributor respectively). Support the pump appropriately. ➨ Loosen the union nuts (N) of the hose connections at the pump heads with an openended wrench (w/f 15). ➨ Loosen the fittings (Q) at the pump heads with an open-ended wrench (w/f 17).
page 39 of 51 View of the disassembled pump head parts N O P C (only MD 12 / MV 10) L M Q H G F J I R E D C B A Pump head parts: A: Housing cover B: O-rings (only MD 8 / MD 12 / MV 10) C: Valves D: Head cover E: Diaphragm clamping disc with square head screw F: Diaphragm G: Diaphragm support disc H: Washer I: Connecting rod J: Housing L: Cover plate (only at outlet) M: Countersunk screw N: Union nut O: Connecting hose P: Distributor Q: Fitting R: Curved connecting hose
page 40 of 51 Replacing the diaphragm ➨ Remove the punched part in the centre of the new diaphragm when replacing a diaphragm with square hole (see below). + + Check diaphragm (F) for damage and replace if necessary. ➨ Lift diaphragm carefully sidewise. + Never use a pointed or sharp-edged tool to lift the diaphragm. ➨ Use the diaphragm key to grip the diaphragm support disc (G) below the diaphragm. ➨ Unscrew diaphragm support disc (G) with diaphragm (F) and diaphragm clamping disc (E).
page 41 of 51 ➨ Position new diaphragm (F) between diaphragm clamping disc with square head screw (E) and diaphragm support disc (G). ☞ Note: This is a double diaphragm consistE ing of two single diaphragms! Put the two G diaphragms together with the printed sides outwards. ☞ Make sure that the square head screw of the diaphragm clamping disc is correctly seated in the guide hole of the diaphragm support disc. ➨ Lift the diaphragm at the side.
page 42 of 51 ➨ Put on head cover (D). + Pay attention to the correct orientation of the head covers: Align the nib at the head cover (D) with the notch of the housing cover (A). ☞ Make sure that the diaphragm stays centered with respect to the bore so that it will become clamped uniformly between housing (J) and head cover (D). (2) (1) ➨ Put the valves (C) an O-rings (B, only MD 8 / MD 12 / MV 10) in place.
page 43 of 51 Replacing the valve at the distributor (outlet side) + Only MD 12 / MV 10 ➨ Loosen the union nut of the curved connecting hose (R) running directly to the cover plate (L) of the distributor (P) with an open-ended wrench (w/f) 15. Loosen only the union nut at the pump head, not the one at the distributor. + Pull off the curved connecting hose at the pump head. ➨ Unscrew the two countersunk head screws (M) at the cover plate (L) with an Phillips screw driver. Remove cover plate.
page 44 of 51 ➨ Tighten the union nuts (N) of the hose connections at the pump heads with an openended wrench w/f 15. Checking the ultimate vacuum ➨ After any intervention at the equipment (e.g., repair / maintenance) the ultimate vacuum of the pump has to be checked. Only if the pump achieves its specified ultimate vacuum, the pump’s leak rate is low enough to ensure that no explosive atmospheres will occur in the interior of the equipment.
page 45 of 51 Notes on return to the factory Repair - return - DAkkS calibration NOTICE Safety and health of our staff, laws and regulations regarding the handling of dangerous goods, occupational health and safety regulations and regulations regarding safe disposal of waste require that for all pumps and other products, the “Health and safety clearance form“, see pg. 49, must be sent to our office fully completed and signed before any equipment is shipped to the authorized service center.
page 46 of 51 We submit repair quotations only on request and always at the customer’s expense. If an order is placed, the costs incurred for problem diagnosis are offset from the costs for repair or from the purchase price, if the customer prefers to buy a new product instead of repairing the defective one. - If you do not wish a repair on the basis of our quotation, the equipment may be returned to you disassembled and at your expense.
page 47 of 51 Scrapping and waste disposal: Dispose of the equipment and any components removed from it safely in accordance with all local and national safety and environmental requirements. Particular care must be taken with components and waste oil which have been contaminated with dangerous substances from your processes. Do not incinerate fluoroelastomer seals and O-rings. - You may authorize us to dispose of the equipment at your expense.
page 48 of 51 Warranty VACUUBRAND shall be liable for insuring that this product, including any agreed installation, has been free of defects at the time of the transfer of risk.
page 49 of 51 Health and safety clearance form Devices will not be accepted for any handling before we have received this declaration. Please read and comply with ”Notes on return to the factory”. Oil filled pumps: Drain oil prior to shipping absolutely! 1. Device (Model): ................................................................... 2. Serial no.: ......................................... 3. Reason for return / malfunction: ..........................................................................
page 50 of 51 EG-Konformitätserklärung für Maschinen EC Declaration of Conformity of the Machinery Déclaration CE de conformité des machines Hersteller / Manufacturer / Fabricant: VACUUBRAND GMBH + CO KG · Alfred-Zippe-Str. 4 · 97877 Wertheim · Germany Hiermit erklärt der Hersteller, dass die Maschine konform ist mit den Bestimmungen der Richtlinie 2006/42/EG. Hereby the manufacturer declares that the machinery is in conformity with the directive 2006/42/EC.
page 51 of 51 Disclaimer: Our technical literature is only intended to inform our customer. The applicability of general empirical values and results obtained under lab conditions to your specific operations depends on a number of factors beyond our control. It is, therefore, strictly the users’ responsibility to very carefully check the application of these data to their specific requirements. No claims arising from the information provided in this literature will, consequently, be entertained.
