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Malfunctions: Causes and elimination

Fault

Cause

Troubleshooting

Important

Final pressure (max.
vacuum) is not
reached

Leak on the suction side of
the vacuum pump or in the
system

Check the pipework and
screw connections for leaks
and to ensure that they are
firmly seated.

Section 7.2

Incorrect oil viscosity

The oil viscosity must comply
with ISO VG 100 as per DIN
51519

Section 7.2.3

Machine gets too hot

Ambient or intake temperature
is too high

Ensure it is being used prop-
erly

Section 2.3

Cooling air supply is ob-
structed

Check environmental condi-
tions

Section 5.1

Clean ventilation slots

Section 7.2

The lubricating oil is too vis-
cous

The oil viscosity must comply
with ISO VG 100 as per DIN
51519

Section 7.2.3

The air oil removers are dirty.

Change the oil separator ele-
ments

Section 7.2.4

The back pressure is too high
when the exhaust air is being
discharged.

Check the hose or the pipe

Section 5.3

Exhaust air contains
visible oil mist

The air oil remover devices
are not inserted correctly or
the O rings are missing.

Check that it is correctly
seated

Section 7.2.4

Unsuitable oil is being used

Use suitable types

Section 7.2.3

The air oil removers are dirty.

Change the oil separator ele-
ments

Section 7.2.4

The back pressure is too high
when the exhaust air is being
discharged.

Check the hose or the pipe

Section 5.3

Ambient or intake temperature
is too high

Ensure it is being used prop-
erly

Section 2.3

Cooling air supply is ob-
structed

Check environmental condi-
tions

Section 5.1

Clean ventilation slots

Section 7.2

Содержание Elmo Rietschle V Series

Страница 1: ...V Serie V Series Drehschieber Rotary Vane Edition 1 0 1 2 2017 BA 232 20 EN Original Operating Instructions V VC 202 303 Vacuum pump ...

Страница 2: ... notes for the operator 8 2 8 Safety instructions for installing commissioning and maintenance 9 2 9 Guarantee conditions 9 3 Transport storage and disposal 10 3 1 Transportation 10 3 1 1 Unpack and check the delivery condition 10 3 1 2 Lifting and transporting 10 3 2 Storage 11 3 2 1 Ambient conditions for storage 11 3 3 Disposal 11 4 Set up and operation 12 4 1 Setup 12 4 1 1 Data plate 13 4 2 D...

Страница 3: ... Table of contents 7 Maintenance and repair 19 7 1 Ensuring operational safety 19 7 2 Maintenance work 19 7 2 1 Air filtering 20 7 2 2 Coupling 21 7 2 3 Lubrication 22 7 2 4 Oil removal 23 7 3 Repair Service 24 7 4 Spare parts 25 8 Malfunctions Causes and elimination 26 9 Technical Data 29 ...

Страница 4: ... Supplier documentation and accompanying documents Document Contents No Supplier documentation Operating Instructions BA 232 20 EN Declaration of Conformity C 0045 EN Declaration of harmlessness 7 7025 003 17 Spare parts list Spare parts document E 232 20 Data sheet Technical data and graphs D 232 20 Info sheet Water vapour compatibility for oil flooded vacuum pumps I 200 Info sheet Storage guidel...

Страница 5: ...Vacuum pump Machine to create a vacuum Rotary vane Machine s design or active principle Suction capacity Vacuum pump volume flow related to the condition in the suction con nection Final pressure abs The maximum vacuum that a pump reaches when the suction opening is closed Given as absolute pressure Permanent vacuum The vacuum or the suction range at which the pump operates perma nently The perman...

Страница 6: ...tions for installation commissioning maintenance and inspection work which must be obeyed to en sure the safe operation of the machine and prevent physical and material damage The safety instructions in all sections must be taken into consideration The operating instructions must be read by the responsible technical personnel operator before installing and commissioning and must be fully un dersto...

Страница 7: ...s For water va pour compatibility see Info I 200 all non explosive non inflammable non ag gressive and non poisonous dry gases and gas air mixtures 2 4 Unacceptable operating modes extracting conveying and compressing explo sive inflammable aggressive or poisonous me dia e g dust as per ATEX zone 20 22 solvents as well as gaseous oxygen and other oxidants extracting conveying and compressing ex pl...

Страница 8: ...th electricity personnel being trained to work on the ma chine must be supervised by technical special ists only 2 6 Safety conscious work The following safety regulations apply in addition to the safety instructions and intended use listed in these instructions Accident prevention regulations safety and op erating regulations the standards and laws in force 2 7 Safety notes for the operator hot p...

Страница 9: ...tions Fit or start up safety and protective devices again immediately after finishing work Conversion work or modifications to the ma chine are only permissible with the manufactur er s consent Only use original parts or parts approved by the manufacturer The use of other parts may invali date liability for any consequences arising Keep unauthorised people away from the ma chine 2 9 Guarantee cond...

Страница 10: ...nsporting WarnIng Death or limbs crushed as a result of the items being transported falling or tipping over When transporting with the lifting device remem ber a Select the lifting device suitable for the total weight to be transported b Ensure that the machine cannot tip and fall c Do not stop under a suspended load d Put the goods to be conveyed on a horizontal base Lifting device Transporting w...

Страница 11: ...delines I 150 3 3 Disposal WarnIng Danger from inflammable corrosive or poison ous substances Machines that come into contact with hazard ous substances must be decontaminated before disposal When disposing ensure the following a Collect oils and grease separately and dispose of in accordance with the local regulations in force b Do not mix solvents cold cleaner and paint resi dues c Remove compon...

Страница 12: ...ation 4 1 Setup Fig 2 Vacuum pump V VC 202 V VC 303 A Vacuum connection B Exhaust air outlet D Suction flange E Cooling air inlet F Cooling air outlet H Oil filling point I Oil sight glass K Oil discharge point L Oil separator element M Oil recommendation plate N Data plate O Rotation direction plate P Drive motor Q hot surfaces 70 C T Oil remover housing U Gas ballast valve ...

Страница 13: ...inal suction capacity with free suction is 200 and 300 m3 h at 50 Hz Data sheet D232 20 shows the dependency of the suction capacity on the intake pressure These types are suitable for the evacuation of closed systems or for a continuous vacuum within the follow ing intake pressure ranges 0 5 to 500 mbar abs If the machine is operated continuously outside these ranges there is the risk of oil leak...

Страница 14: ...ling air inlets Fig 2 E and the cooling air outlets Fig 2 F must be at least 30 cm away from adjacent walls Cooling air coming out must not be sucked in again For maintenance work there must be a space of at least 50 cm around the machine 5 2 Installation NOTICE The machine may only be operated when it is set up horizontally Material damage resulting from the machine tipping over and falling When ...

Страница 15: ...es in by hand The suction capacity of the vacuum pump is reduced if the suction pipe is too narrow and or too long Counter pressures on the outlet side are only permissible up to 0 1 bar Prevent liquids accumulating in the exhaust line a The vacuum connection Fig 2 A can be found on the suction flange Fig 2 D b The discharged air can be freely blown out through the exhaust air hole Fig 2 B or con ...

Страница 16: ... located in the motor s terminal box not for the plug connec tion version Compare the motor data with the data of the existing mains network current type voltage network frequency permitted current value b Connect the motor via the motor protection switch for safety reasons a motor protection switch is required and the connecting cable must be installed via a cable fitting to provide strain relief...

Страница 17: ...You must avoid touching the hot surfaces mar ked with warning plates CAUTION Noise emission The highest noise pressure levels measured as per EN ISO 3744 are given in Section 9 When spending a long time in the vicinity of the running machine use ear protectors to avoid permanent damage to your hearing CAUTION Oil aerosols in the extracted air In spite of the air oil removing system separating the ...

Страница 18: ...again and stop it again after 2 minutes in order to top missing oil up to the upper edge of the sight glass Fig 2 I This topping up at the filling point Fig 2 H must be repeated until all the oil pipes have been filled completely The filling point must not be open when the pump is running 6 2 Decommissioning storing Stop the machine a Switch the machine off b If available close the cut off device ...

Страница 19: ...rational demands on the machine With any work observe the safety instructions described in Section 2 8 Safety notes for installation com missioning and maintenance The whole unit should always be kept in a clean condition 7 2 Maintenance work Interval Maintenance to be carried out Section monthly Check the pipes and screws for leaks and to ensure they are seated properly and if necessary seal agai...

Страница 20: ... that check the function of the valve For this purpose fit a shut off device enclosed volume min 1 litre on the suction side and starts vacuum pump shortly Afterwards the vacuum achieved must remain constantly Gas ballast valve filter The pumps work with a gas ballast valve Fig 2 U 4 U The inbuilt filter cartridge Fig 5 f2 must be cleaned more or less often depending on how dirty the medi um flowi...

Страница 21: ...m off and ensure that it cannot be switched on again Undo the screws Fig 6 s5 on the motor flange Fig 6 n Remove the coupling half on the motor side Fig 6 q and the motor flange Fig 6 n axially and suspend with a lifting device If the sprocket Fig 6 k is damaged or worn then replace it The fan Fig 6 v should also be checked for damage from time to time and replaced if necessary NOTICE Frequent sta...

Страница 22: ...0 hours of operation Subsequent oil changes after 500 2000 hours of operation Reduce the change inter vals accordingly depending on how contaminated the discharged medium is Only vacuum pump oils as per DIN 51506 VDL ISO 6743 3 DVA and DVC or a synthetic oil released by Elmo Rietschle may be used The viscosity of the oil must comply with ISO VG 100 as per DIN 51519 Elmo Rietschle oil types MULTI L...

Страница 23: ...increase Replace these compo nents Fig 7 L every 2000 operating hours or when the filter resistance is 0 7 bar see pressure gauge Accessories Checking with short term atmospheric suction because it is not possible to clean them Reduce the change intervals accordingly depending on how contaminated the discharged medium is Changing Undo the air oil removers Fig 7 L with a ring spanner spanner width ...

Страница 24: ...s Please contact the manufacturer for the address of the service centre responsible for you see Manufac turer s address NOTICE For each machine that is sent to an Elmo Riet schle Service centre for inspection maintenance or repair a fully completed signed declaration of harmlessness must be enclosed The declaration of harmlessness is part of the supplier s documentation b After a repair or re comm...

Страница 25: ...nloads Product Documents V Series Spare Parts Parts subject to wear and gaskets are indi cated separately on the list Web site http www service er de Select the type size and design NOTICE Only use original spare parts or parts approved by the manufacturer The use of other parts may lead to malfunctionsandinvalidateliabilityortheguarantee for any consequences arising 7 4 Spare parts Fig 10 Spare p...

Страница 26: ...2 or IEC 947 4 Vacuum pump or its oil is too cold Note the ambient temperature and the intake temperature Section 2 3 The lubricating oil is too vis cous The oil viscosity must comply with ISO VG 100 as per DIN 51519 Section 7 2 3 The air oil removers are dirty Change the oil separator ele ments Section 7 2 4 The back pressure is too high when the exhaust air is being discharged Check the hose or ...

Страница 27: ...ng oil is too vis cous The oil viscosity must comply with ISO VG 100 as per DIN 51519 Section 7 2 3 The air oil removers are dirty Change the oil separator ele ments Section 7 2 4 The back pressure is too high when the exhaust air is being discharged Check the hose or the pipe Section 5 3 Exhaust air contains visible oil mist The air oil remover devices are not inserted correctly or the O rings ar...

Страница 28: ...orkshop Elmo Rietschle Service Vacuum pump or its oil is too cold Note the ambient temperature and the intake temperature Section 2 3 The lubricating oil is too vis cous The oil viscosity must comply with ISO VG 100 as per DIN 51519 Section 7 2 3 Water in lubricating oil Pump sucks in water Install water interceptor up stream of the pump The pump sucks in more wa ter vapour than is suitable for it...

Страница 29: ...523 523 Height mm 50 Hz 378 398 60 Hz 407 407 Vacuum connection G 2 G 2 Exhaust air outlet G 2 G 2 Correct amount of oil l 8 8 The length and the weight may differ from the information listed here depending on the motor manufac turer Fig 12 Data sheet example You will find more technical data on the data sheet D 232 20 Download the PDF file D 232 20 V VC 202 V VC 303 Download the PDF file http www...

Страница 30: ... Denver s Industrial Products Division and part of Blower Operations www gd elmorietschle com er de gardnerdenver com Gardner Denver Schopfheim GmbH Johann Sutter Straße 6 8 79650 Schopfheim Germany Phone 49 7622 392 0 Fax 49 7622 392 300 ...

Страница 31: ...monized and national standards and specifications are applied Harmonized standards EN 1012 2 1996 A1 2009 Compressors and vacuum pumps Safety requirements Part 2 Vacuum pumps These declarations of conformity are invalid when the machine has been modified without prior ap proval by us and the approval has been documented in writing Name and address of the EC person in charge for documentation Gardn...

Страница 32: ...roof that they have been cleaned properly Type of toxic substance or process related dangerous reaction products with which the vacuum pumps components came into contact Trade name manufacturer s Chemical Hazard Action to be taken if toxic First aid in the event of product name name class substances are released accidents 1 2 3 4 Personal protection measures Hazardous decomposition products when s...

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