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20901115_12+16C_VARIO_sel_V1.0_130618

Cleaning and maintenance

7.3 Diaphragm pump maintenance

7.3.1 Maintenance items

Items that require maintenance

Maintenance items and sequence

Suction/pressure distributor

Right pump head pair

Bottom pump head pair

Left pump head pair

Top pump head pair

Straightforward maintenance due to split work steps.

Observe the recommended sequence of maintenance steps

according to the table:

Replace the O‑ring and pressure relief valve in the suction/

pressure distributor.

Next, on one pump head pair, first replace the diaphragms.

Then change the inlet/outlet valves.

Repeat these steps on the next pump head pair.



Example

Diaphragm

pump, front,

semi‑transparent

view

Meaning

Summary of Contents for MV 10C VARIO select

Page 1: ...Technology for Vacuum Systems Instructions for use Original instructions EN OI no 20901115 Chemistry diaphragm pump MV 10C VARIO select MD 12C VARIO select ME 16C VARIO select...

Page 2: ...arefully check the validity of this manual with respect to the product Manufacturer VACUUBRAND GMBH CO KG Alfred Zippe Str 4 97877 Wertheim GERMANY Phone Head office 49 9342 808 0 Sales 49 9342 808 55...

Page 3: ...2 1 Operator obligations 13 2 2 2 Personnel obligations 13 2 3 Target group description 14 2 4 General safety information 15 2 4 1 Protective clothing 15 2 4 2 Safety precautions 15 2 4 3 Laboratory a...

Page 4: ...or Cause Remedy 45 7 Cleaning and maintenance 49 7 1 Information on service work 50 7 2 Cleaning 52 7 2 1 Diaphragm pump 52 7 2 2 Clean or replace molded PTFE hoses 52 7 2 3 Clean or replace the contr...

Page 5: ...ulations and industrial safety regulations applicable in the country of use General For easier readability the general term diaphragm pump is used as an equivalent to and instead of the product name M...

Page 6: ...ervice Department please have the serial number and product type at hand see Rating plate on the product 1 2 About this document 1 2 1 Manual structure The manual has a modular structure with separate...

Page 7: ...s injury or death Take appropriate action to avoid dangerous situa tions Caution Indicates a potentially hazardous situation Disregarding the situation could result in minor injury or damage to proper...

Page 8: ...Warning risk of explosion Danger electricity Warning hot surface General mandatory sign Disconnect power plug Wear chemical resistant protective gloves Wear protective goggles Read the instructions f...

Page 9: ...i di Interior diameter DN Nominal diameter ECTFE Ethylene chlorotrifluoroethylene ETFE Ethylene tetrafluoroethylene EX Outlet exhaust exit exhaust gas connection ATEX equipment labeling FFKM Perfluoro...

Page 10: ...ors with the same measuring range VACUU BUS client Peripheral device or component with VACUU BUS port which is integrated in the bus system e g sensors valves level indica tors etc VACUU BUS connector...

Page 11: ...cuumpump controller andsensor forthecreationandcontrolof rough vacuum in designated systems e g evacuating distillation equipment as a vacuum dryer or in systems with VACUU LAN local area vacuum netwo...

Page 12: ...es unauthorized extensions or conversions in particular when these impair safety usage despite incomplete assembly operation with sharp edged objects pulling plug in connections on the cable out of th...

Page 13: ...troubleshooting Users in the areas of competence in the Responsibility matrix must possess the relevant qualifications for the activities listed In particular work on electrical equipment must be perf...

Page 14: ...e cialist Similar to a specialist with additional specialist re sponsibility or responsibility for a department or division Responsibility matrix Activity Operator Specialist Responsible specialist In...

Page 15: ...your personal protective equipment 2 4 2 Safety precautions Use your vacuum equipment only if you have understood its function and this manual Replace defective parts immediately e g a broken power ca...

Page 16: ...he vacuum pump Hazardous substances can be deposited in the vacuum pump Possible protective measures depending on the application Purge the vacuum pump with inert gas or air before changing the medium...

Page 17: ...not be mixed up Be aware of the max pressures at the inlet and outlet of the pump as well as the max admissible differential pressure between the inlet and outlet according to 8 1 1 Technical data on...

Page 18: ...ly resistant clog proof and have a reliable flow rate for example Replace porous vacuum hoses without delay Hazards during venting Depending on the application explosive mixtures can form or oth er ha...

Page 19: ...ude insufficient air supply to the fan and failure to maintain minimum distances When installing the device ensure that there is a minimum distance of 5 cm between the fan and adjacent parts such as t...

Page 20: ...has a temperature sensor on the circuit board as overload protection In the event of excessive temperature or if the motor is blocked the vacuum pump switches off If the vacuum pump is switched off du...

Page 21: ...ition The devices are designed for a low level of mechanical stress and must be installed in such a way that they cannot sustain mechanical damage from the outside The ATEX equipment category of the p...

Page 22: ...o not dispose of the product with household waste Electronic components are subject to hazardous waste treat ment and must only be disposed of by certified specialists Observe the national regulations...

Page 23: ...0 7 8 6 5 4 3 11 12 9 1 VACUU SELECT Sensor to be mounted externally on suction line 2 Chemistry diaphragm pump 3 Vacuum controller ON OFF button 4 VACUU SELECT operating panel 5 VACUU SELECT VACUU BU...

Page 24: ...duct description 3 2 Chemistry diaphragm pump series Overview of chemistry diaphragm pumps Chemistry diaphragm pump Pump heads Stages ME 16C VARIO select 8 1 MD 12C VARIO select 8 3 MV 10C VARIO selec...

Page 25: ...VACUU LAN local area vacuum network with three valve modules 2 Lab furniture 3 Outlet hose diverted into a fume hood 4 Vacuum tubing 5 VACUU SELECT operating panel VACUU SELECT Sensor 6 MD 12C VARIO s...

Page 26: ...26 20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618 Product description...

Page 27: ...g for returning the product for repair Goods receipt Check the shipment for transport damage and completeness Immediately report any transport damage in writing to the sup plier Unpacking a b c a diap...

Page 28: ...erature difference between the storage location and the installation location can cause condensation After goods receipt or storage allow your vacuum device to acclimatize for at least 3 4 hours befor...

Page 29: ...imitation of use US Ambient temperature 10 40 C 50 104 F Max altitude 2000 m above sea level 6562 ft above sea level Minimum distance to adjacent parts 5 cm 2 in Relative humidity 30 85 non condensing...

Page 30: ...ss in the lab furniture or used as a freestanding unit unfold the stand Mount the base 1 Top 2 1 Unscrew the screws Phillips screwdriver size 1 2 Position the base on the dia phragm pump 3 4 3 Screw t...

Page 31: ...rinkage of the flexible vacuum hose The vacuum hose can come loose Secure the vacuum hose to the connections Secure connected components Take the maximum shrinkage into account when sizing the flexibl...

Page 32: ...e vacuum hose to pump inlet b with a centering ring and clamping ring Observe the following points for optimum results Keep the vacuum line as short as you can with as large a cross section as possibl...

Page 33: ...t must always be clear and non pressurized Always route the exhaust gas hose with a fall or take measures to prevent condensate from flowing back into the vacuum pump Observe the maximum admissible pr...

Page 34: ...ting valves e g the supplied VACUU SELECT Sensor with integral venting valve b The ventilation connection b for a VACUU SELECT Sensor is described below Alternatively you can use a larger valve e g a...

Page 35: ...be connected at the diaphragm pump gas ballast valve d see also chapter 5 2 2 Operation with gas ballast on page 42 Use of inert gas as gas ballast OPTION Remove the black gas ballast cap and connect...

Page 36: ...wer plug t into the power outlet 5 5 Vacuum pump electrically connected Lay the power cable such that it cannot be damaged by sharp edges chemicals or hot surfaces Power connections with country code...

Page 37: ...20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618 Installation and connection Use the power plug which fits your power supply Do not use multiple sockets connected in series as the power connection IMPORT...

Page 38: ...38 20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618 Installation and connection...

Page 39: ...start screen is displayed 5 5 After approx 30 seconds the process screen with the operating elements appears on the controller display 5 2 Operation Apart from the chapters Switch on and Switch off t...

Page 40: ...control Operating elements Button Function Active Locked Start Start application only available on the process screen Stop Stop application always possible VENT vent the system option Press button 2 s...

Page 41: ...41 20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618 Commissioning operation 5 2 1 Operation see description of controller Start the vacuum controller Stop the vacuum controller Venting Stop Start Venting...

Page 42: ...htly higher Open close the gas ballast valve ON OFF Turn the black gas ballast cap in any direction to open or close the gas ballast valve Evacuate condensable vapors e g water vapor solvents etc pref...

Page 43: ...mp run on for about 30 minutes with open gas ballast or open inlet 5 5 Condensate and media residues will be flushed out of the vacuum pump IMPORTANT Prevent deposits and rinse condensate out of the p...

Page 44: ...oring the vacuum pump This is especially important if it ran more than 15 000 operating hours 3 Close the suction and outlet lines e g with the transport caps 4 Package the vacuum pump such that it is...

Page 45: ...or for repair 6 2 Error Cause Remedy Error Possible cause 3 3Remedy Personnel Readings de viate from the reference stan dard Vacuum sensor dirty Moisture in the sen sor Sensor defective Sensor measure...

Page 46: ...ressure in the outlet line Condensation in the vacuum pump 3 3 Open the outlet line 3 3 Ensure clear pas sage Operator Pump switched off Power plug not cor rectly plugged in or pulled out VACUU BUS pl...

Page 47: ...vapor generated in the pro cess 3 3 Check process parameter Specialist Gas ballast open 3 3 Close the gas bal last Operator Gas ballast cap porous or no longer present 3 3 Check gas ballast cap 3 3 Re...

Page 48: ...cause 3 3Remedy Personnel Loud operating noises Ball bearing defec tive Outlet line open 3 3 Service the vacuum pump and replace defective parts or send in the device 3 3 Check outlet line connection...

Page 49: ...pment e g pro tective gloves eye protection and if necessary re spiratory protection Decontaminate the vacuum pump before opening it If necessary have decontamination carried out by an external servic...

Page 50: ...e x Clean the vacuum pump x Recommended maintenance interval according to operating hours and under normal operating conditions depending on the environment and area of ap plication we advise performi...

Page 51: ...iers To secure the hose clips 4 Flat head screwdriver To open hose clips Size 1 5 Phillips screwdriver Screw fittings controller base Size 1 6 Torx screwdriver Loosen secure clamping claws TX20 7 Hex...

Page 52: ...r to moisten the cloth 7 2 2 Clean or replace molded PTFE hoses Maintenance provides the opportunity to check the components of the diaphragm pump including the hoses Clean the inside of very dirty mo...

Page 53: ...pump head pair 4 Left pump head pair 5 Top pump head pair Straightforward maintenance due to split work steps Observe the recommended sequence of maintenance steps according to the table Replace the O...

Page 54: ...er 4 3 Controller base on page 30 Disassemble the device and housing sections 1 2 1 Switch the diaphragm pump off and unplug the power plug 2 Remove the cap from the gas ballast 3 4 3 Unscrew the 4 sc...

Page 55: ...Open the hose clip on the molded hose leading to the outlet flat head screwdriver size 1 6 Unscrew the 2 screws from the outlet holder hex key size 3 7 7 Pull the outlet holder together with the hose...

Page 56: ...ing diaphragm pumps MD 12C and MV 10C VARIO select Exploded drawing of suction pressure distributor example 1 5 7 8 6 2 3 4 Pressure relief valve O ring maintenance 1 Countersunk screw M4x80 2 Connect...

Page 57: ...en the hose clips above the pressure distributor flat head screwdriver size 1 3 4 3 Remove the molded hoses one by one from the hose nozzles 4 Unscrew the screw fittings Phillips screwdriver size 2 5...

Page 58: ...sure relief valve on the clean surface Ensure the pressure relief valve is positioned correctly on the pressure distributor 10 Position the suction distributor with screws and wind in the screw fittin...

Page 59: ...diaphragms and valves Disassemble the next housing sections 1 2 1 Unscrew the 4 screws from the rear housing section hex key size 4 2 Remove the housing section and set it aside 3 4 3 Unscrew the scr...

Page 60: ...2 Place the pump carefully on its side 3 4 3 Unscrew the screw fittings from the side panel hex key size 5 4 Lift the side panel off the pump The lower side panel remains attached for now to provide s...

Page 61: ...le 1 2 3 4 5 6 7 8 9 10 Valve maintenance 1 Clamping claw screw fittings 2 Disc springs 3 Valve terminals 4 Valves 5 O ring size 26 x 2 Diaphragm maintenance 6 Head cover screw fittings 7 Diaphragm cl...

Page 62: ...ir 1 2 1 Open the hose clips on the out er hoses Flat head screwdriver size 1 2 Pull off the molded hoses 3 4 3 Unscrew the socket head screws from the head covers Hex key size 5 4 Remove the pump hea...

Page 63: ...e dia phragm wrench on the dia phragm support disc and unscrew the assembly with the diaphragm wrench attached 3 4 3 Lift the diaphragm along with all the parts out of the vacuum pump 4 If the spacer...

Page 64: ...ed diaphragm 6 Place the new diaphragm over the square head of the clamp ing disc TOP IMPORTANT Ensure that the diaphragm is inserted correctly with the coated light colored side facing upwards Pay sp...

Page 65: ...cer discs firmly and place all the components carefully on the connecting rod thread 10 Initially tighten the assembly with the diaphragm wrench by hand 11 12 11 Then position a torque wrench with soc...

Page 66: ...amping claws from the valve terminals 4 Remove the valve terminals with the disc springs a Example view from above Valve terminals valves O rings molded hose of a pump head pair NOTE The number and wi...

Page 67: ...fully remove the used O rings and valves 6 Check the surfaces for dirt 7 8 7 Clean dirty surfaces carefully 8 Insert the new sealing rings into the grooves 9 IN EX 9 Place the new valves on top and al...

Page 68: ...tighten the screw fittings first by hand then with a torque wrench to 3 Nm 12 13 12 Carefully press the dia phragms centrally into the housing opening ensuring they are flush with it 13 Hold the pump...

Page 69: ...to change the diaphragms and valves as for the Right pump head pair on pages 62 to 68 Left and top pump head pair 1 2 1 Turn the pump with the side panel upwards 2 Support the pump e g with rigid foa...

Page 70: ...screw the screw fittings from the side panel hex key size 5 4 Lift the side panel off the pump b a a Left pump head pair b Top pump head pair 5 Follow the same procedure to change the diaphragms and v...

Page 71: ...which had been removed must be fixed back in place 1 3 1 Replace the side panel on the pump 2 Wind the screw fittings into the side panel hex key size 5 3 4 3 Turn the pump upwards and ensure it is po...

Page 72: ...x key size 4 8 Secure the cable in the rear recess 9 10 9 Wind in the screws of the side panel retaining plate hex key size 4 10 Replace the rear housing section 11 12 11 Wind in the screws of the hou...

Page 73: ...screws of the outlet holder hex key size 3 14 Secure the hose clip e g with flat nose pliers 15 16 15 Replace the front housing section 16 Wind in the screws of the housing section hex key size 4 17 1...

Page 74: ...on the diaphragm pump and connect all cables 19 Plug in the power plug If maintenance work has been completed in full Connect the hoses for operation Connect the diaphragm pump to the power supply 5 5...

Page 75: ...IK 08 Operating conditions US Maximum admissible media temperature gas non explosive atmo sphere Short term 80 C 176 F Continuous operation 40 C 104 F ATEX conformity II 3 G IIC T3 X internal atm onl...

Page 76: ...ber of cylinders stages 8 3 MV 10C VARIO select Max pump rate 13 m3 h 7 7 cfm Ultimate vacuum abs 0 6 mbar 0 45 Torr Ultimate vacuum with GB abs 1 2 mbar 0 9 Torr Number of cylinders stages 8 4 Max In...

Page 77: ...17 7 in Weight 25 5 kg 56 2 lb MD 12C VARIO select 533 mm x 260 mm x 450 mm 21 0 in x 10 2 in x 17 7 in Weight 25 5 kg 56 2 lb MV 10C VARIO select 533 mm x 260 mm x 450 mm 21 0 in x 10 2 in x 17 7 in...

Page 78: ...ngs FKM Valve terminals ECTFE carbon fiber reinforced Hose fittings ETFE ECTFE Gas ballast pipe PTFE carbon fiber reinforced Hoses PTFE Inlet PP glass fiber reinforced Suction pressure distributor PTF...

Page 79: ...e provide the type and serial number from the rating plate This will allow us to provide you with specific support and advice for your device Diaphragm pump rating plate general Product series type Se...

Page 80: ...cuum valve VS 25C KF DN 25 20665008 VACUU SELECT Sensor with venting valve 20700020 Pressure sensor VSK 3000 20640530 Hose nozzle KF DN 25 SW 15 20662808 Threaded flange KF DN 16 1 2 20672101 Adapter...

Page 81: ...full list of spare parts available can be found under VACUUBRAND Support Instructions for repair Chemistry diaphragm pumps Sources of supply Purchase original accessories and original spare parts from...

Page 82: ...l distributor or our Service Department 2 Request an RMA no for your order 3 Clean the product thoroughly or if necessary decontaminate it professionally 4 Fill out the Health and Safety Clearance for...

Page 83: ...ion modules 6 Intended use 11 L Labels and signs 20 Limitation of use 29 Local area vacuum network 25 M Maintain minimum distance 19 Maintenance 49 Maintenance intervals 50 Mandatory sign 8 Manual str...

Page 84: ...69 Service the left and top pump head pair 69 Sources of supply 81 Spare parts 81 Start 41 Stop 41 Storage prepared 74 Switch pump off 43 Switch pump on 39 Symbols 8 T Target groups 14 Technical data...

Page 85: ...20741750 20743750 20744750 Seriennummer Serial number Num ro de s rie Siehe Typenschild See rating plate Voir plaque signal tique Angewandte harmonisierte Normen Harmonized standards applied Normes h...

Page 86: ...86 20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618...

Page 87: ...87 20901115_EN_Mx10 12 16C_VARIO_sel_V1 0_130618...

Page 88: ...Zippe Str 4 97877 Wertheim GERMANY Phone Head office 49 9342 808 0 Sales 49 9342 808 5550 Service 49 9342 808 5660 Fax 49 9342 808 5555 Email info vacuubrand com Web www vacuubrand com Version 209011...

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