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11 | Troubleshooting

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0870201428_RA0165-0305D_O2_-0004_IM_en

11 Troubleshooting

DANGER

Live wires.

Risk of electrical shock.

• Electrical installation work must only be executed by qualified personnel.

CAUTION

Hot surface.

Risk of burns!

• Prior to any action requiring touching the machine, let the machine cool down first.

Illustration showing parts that may be involved during troubleshooting:

CPL

Problem

Possible Cause

Remedy

The machine does not start. The motor is not supplied

with the correct voltage.

• Check the power supply.

The motor is defective.

• Replace the motor.

The coupling (CPL) is de-
fective.

• Replace the coupling

(CPL).

The machine does not reach
the usual pressure on the
suction connection.

Oil level too low.

• Top up oil.

The inlet screen (IS) is par-
tially clogged.

• Clean the inlet screen (IS).

The inlet filter cartridge (op-
tional) is partially clogged.

• Replace the inlet filter

cartridge.

Internal parts are worn or
damaged.

• Repair the machine (con-

tact Busch).

Содержание R5 Oxygen

Страница 1: ...kits Instruction Manual R5 Oxygen Oil Lubricated Rotary Vane Vacuum Pumps RA 0165 D RA 0205 D RA 0255 D RA 0305 D 0870201428 0004_en Original instructions Modifications reserved 18 03 2021 Ateliers Busch S A Zone industrielle 2906 Chevenez Switzerland ...

Страница 2: ...ater Connection Optional 12 5 3 Filling Oil 13 5 4 Fitting the Coupling 14 5 5 Electrical Connection 14 5 5 1 Wiring Diagram Three Phase Motor 15 5 6 Electrical Connection of the Monitoring Devices 16 5 6 1 Wiring Diagram Level Switch Optional 16 5 6 2 Wiring Diagram Temperature Switch Oil Optional 17 5 6 3 Wiring Diagram Resistance Thermometer Optional 17 5 6 4 Wiring Diagram Pressure Switch Opti...

Страница 3: ...Table of Contents 0870201428_RA0165 0305D_O2_ 0004_IM_en 3 10 Spare Parts 27 11 Troubleshooting 28 12 Technical Data 30 13 Oil 31 14 EU Declaration of Conformity 32 ...

Страница 4: ... been designed and manufactured according to state of the art meth ods Nevertheless residual risks may remain This instruction manual highlights potential hazards where appropriate Safety notes and warning messages are tagged with one of the keywords DANGER WARNING CAUTION NOTICE and NOTE as follows DANGER indicates an imminent dangerous situation that will result in death or serious injuries if n...

Страница 5: ...plug EF Exhaust filter OSG Oil sight glass NP Nameplate ODP Oil drain plug OF Oil filter EB Eye bolt AF Axial fan GB Gas ballast valve OS Oil separator AHE Air oil heat exchanger AOS Additional oil separator LES Lead seal IF Inlet filter DR Demister NOTE Technical term In this instruction manual we consider that the term machine refers to the vacuum pump NOTE Illustrations In this instruction manu...

Страница 6: ... machine is intended for the placement in a non potentially explosive environment The machine is designed for indoor installation in case of outdoor installation ask your Busch representative in order to take specific precautions The machine is capable of maintaining ultimate pressure see Technical Data 30 The machine is suitable for continuous operation Permitted environmental conditions see Tech...

Страница 7: ...e provided See Cooling Water Connection Optional 12 2 5 4 Temperature Switch Oil The temperature switch monitors the oil temperature of the machine It has two switch points Depending on the oil type the machine must be stopped when the oil reaches a certain temperature see Oil 31 2 5 5 Resistance Thermometer The resistance thermometer monitors the oil temperature of the machine Depending on the oi...

Страница 8: ... a machine that is already filled with oil can cause large quantities of oil to in gress into the cylinder Starting the machine with excessive quantities of oil in the cylinder will immediately break the vanes and ruin the machine Drain the oil prior to every transport or always horizontally transport the machine Make sure that the eyebolt s EB is are in faultless condition fully screwed in and ti...

Страница 9: ...t only be carried out by qualified personnel who are informed about the applicable safety regulations and trained in the handling of oxygen Accident prevention regulations or methods must imperatively be complied with Seek further information European Industrial Gases Association EIGA www eiga eu EIGA SAG NL 79 04 Berufsgenossenschaft Rohstoffe und chemische Industrie BG RCI www bgrci de Merkblatt...

Страница 10: ...s hoods etc are mounted Version with water oil heat exchanger Make sure that the cooling water complies with the requirements see Cooling Water Connection Optional 12 If the machine is installed at an altitude greater than 1000 meters above sea level Contact your Busch representative the motor should be derated or the ambient temperature limited If the machine is equipped with monitoring devices o...

Страница 11: ...solation valve in order to prevent the oil from flowing back to the vacuum system 5 2 2 Discharge Connection CAUTION The discharge gas contains small quantities of oil Risk to health If air is discharged into rooms where persons are present Make sure that sufficient ventilation is provided Connection size s G2 Depending on the specific order other connection dimensions may apply Make sure that the...

Страница 12: ...sence of water at the cooling system of the machine When the pressure switch detects a pressure lower than 2 bar the machine must be stopped The water bypass valve WBV is used at the first machine start up At that moment it should be open approx 90 seconds to prime the water heat exchanger afterwards it should be closed Connect the cooling water connections CWI CWO to the water supply Connection s...

Страница 13: ...wrong oil type Risk of fire Only use oil approved by Busch and suitable for oxygen application see Oil 31 At delivery the machine is already filled with specific oil Busch YLC 250 B which is suitable for oxygen application A lead seal is applied on the oil fill plug OFP and the oil drain plug ODP in order to prevent wrong material from being filled in Lead seal must only be removed and applied by ...

Страница 14: ...the motor on the machine by including the coupling sleeve For further coupling information go to www ktr com and download the instruction manual of the BoWex coupling 5 5 Electrical Connection DANGER Live wires Risk of electrical shock Electrical installation work must only be executed by qualified personnel NOTE The operation with variable speed i e with a variable frequency drive or a soft start...

Страница 15: ...ical Check the inside of the terminal box for motor connection instructions diagrams 5 5 1 Wiring Diagram Three Phase Motor NOTICE Incorrect direction of rotation Risk of damage to the machine Operation in the wrong direction of rotation can destroy the machine in a short time Prior to start up ensure that the machine is operated in the right direction Determine the intended direction of rotation ...

Страница 16: ...Devices NOTE In order to prevent potential nuisance alarms Busch recommends that the control system is configured with a time delay of at least 20 seconds 5 6 1 Wiring Diagram Level Switch Optional Part no 0652 569 236 Connector M12x1 4 pin Electrical data U 10 30 V DC I consumption 15 mA I output max 150 mA Switch point Pin 1 low level 1 4 3 0 5 A K 1 Brown Supply 24V DC 3 Blue Supply 0V DC 4 Bla...

Страница 17: ... 1 2 4 3 3 1 1 Brown 3 Blue 5 6 4 Wiring Diagram Pressure Switch Optional Part no 0653 563 750 Connector M12x1 4 pin Electrical data U 250 V AC DC 50 60 Hz I 4 A Switch point P pin 1 2 0 6 bar overpressure 1 2 4 3 2 1 P 1 Brown 2 White 5 6 5 Wiring Diagram Pressure Transmitter Optional Part no 0653 204 444 Connector M12x1 4 pin Electrical data U 10 35 VDC 4 20 mA 0 1 6 bar abs 1 2 4 3 3 1 1 Brown ...

Страница 18: ...m service and cleaned by specialists contact your Busch representative CAUTION During operation the surface of the machine may reach temperatures of more than 70 C Risk of burns Avoid contact with the machine during and directly after operation CAUTION Noise of running machine Risk of damage to hearing If persons are present in the vicinity of a non noise insulated machine over extended periods Ma...

Страница 19: ...e and perform the process Close the isolation valve END START 30 minutes Close the gas ballast valve may be considered as optional on certain products 7 Maintenance WARNING Lack of oxygen regulation knowledge Risk of fire Installation commissioning and maintenance must only be carried out by qualified personnel who are informed about the applicable safety regulations and trained in the handling of...

Страница 20: ...machine let the machine cool down first NOTICE Using inappropriate cleaners Risk of removing safety stickers and protective paint Do not use incompatible solvents to clean the machine CAUTION Failing to properly maintain the machine Risk of injuries Risk of premature failure and loss of efficiency Respect the maintenance intervals or ask your Busch representative for service Make sure to have an a...

Страница 21: ... leaks have the machine repaired contact Busch In case an inlet filter is installed Check the inlet filter cartridge replace it if necessary Monthly Change the exhaust filters EF Max after 4000 hours at the latest after 1 year Max after 2000 hours at the latest after 6 months Clean the machine from dust and dirt In case of a gas ballast valve GB being in stalled Clean the gas ballast valve If the ...

Страница 22: ...red 7 4 Oil and Oil Filter Change WARNING Fill the machine with wrong oil type Risk of fire Only use oil approved by Busch and suitable for oxygen application see Oil 31 NOTICE Use of an inappropriate oil Risk of premature failure Loss of efficiency Only use an oil type which has previously been approved and recommended by Busch A lead seal is applied on the oil fill plug OFP and the oil drain plu...

Страница 23: ...201428_RA0165 0305D_O2_ 0004_IM_en 23 36 1 3 2 Drain pan 1x o ring part no 0482 509 010 Remove lead seal if authorized USED 1 USED 2 NEW 3 Oil filter wrench Busch genuine spare parts 1x oil filter OF part no 0531 531 532 ...

Страница 24: ...O2_ 0004_IM_en For oil type and oil capacity see Technical Data 30 and Oil 31 1 4 3 MAX MIN 2 B u s c h O il 5 Check oil level 1x o ring part no 0482 509 012 Reapply lead seal 7 5 Exhaust Filter Change 1 8x 2 3 5 4 13 mm wrench Remove demister DR ...

Страница 25: ... 2 1 O ring 3 4 8x 5 1x flat gasket part no 0481 523 005 Check 4x o ring 1x demister DR part no 0534 562 240 Busch genuine spare parts 4x exhaust filter EF part no 0532 141 269 13 mm wrench Max admissible torque 21 Nm 7 6 Air Heat Exchanger Cleaning 1 2x 2 3 4 ...

Страница 26: ...te the contamination status in a Declaration of Contamination Busch will only accept machines that come with a completely filled in and legally binding signed Declaration of Contamination form downloadable from www buschvacuum com 9 Decommissioning Shut down the machine and lock against inadvertent start up Vent the connected lines to atmospheric pressure Version with water oil heat exchanger Turn...

Страница 27: ...or the correct functioning of the machine and to validate the warranty WARNING Use of non Busch genuine spare parts Risk of fire Only use Busch spare parts approved by Busch and suitable for oxygen application Spare parts kit Description Part no Service kit RA 0165 0205 0255 0305 D O2 Includes all the necessary parts for main tenance 0992 565 286 If other parts are required Contact your Busch repr...

Страница 28: ...oting EF FV GB IS CPL OF Problem Possible Cause Remedy The machine does not start The motor is not supplied with the correct voltage Check the power supply The motor is defective Replace the motor The coupling CPL is de fective Replace the coupling CPL The machine does not reach the usual pressure on the suction connection Oil level too low Top up oil The inlet screen IS is par tially clogged Clea...

Страница 29: ...nd the o rings The float valve FV does not work properly Check float valve and the oil return line repair it if necessary contact Busch Abnormal oil consumption Oil leaks Replace seals contact Busch The float valve FV does not work properly Check float valve and the oil return line repair it if necessary contact Busch The machine runs at atmo spheric pressure for a long period Make sure that the m...

Страница 30: ...5 5 6 6 7 5 9 2 8 3 10 0 Power consumption at 100 mbar 50Hz 60Hz kW 3 7 4 7 4 2 5 2 5 5 6 6 6 1 7 2 Power consumption at ulti mate pressure 50Hz 60Hz kW 2 4 2 9 3 3 4 0 4 1 4 5 4 7 5 1 Noise level EN ISO 2151 50Hz 60Hz dB A 70 72 72 74 72 74 74 76 Water vapour tolerance max with gas ballast valve 50Hz 60Hz hPa mbar 40 100 Water vapour capacity with gas ballast valve 50Hz 60Hz kg h 4 8 5 8 6 6 8 0 ...

Страница 31: ... packaging 1 kg 0831 131 400 Part number 1 0 L packaging 2 kg 0831 108 878 Part number 5 0 L packaging 10 kg 0831 108 879 Warning signal Oil temperature C 110 Switch point Trip signal Oil temperature C 130 To know which oil has been filled in the machine please refer to the nameplate NP ...

Страница 32: ...certain haz ardous substances in electrical and electronic equipment and the following standards Standard Title of the Standard EN ISO 12100 2010 Safety of machinery Basic concepts general principles of design ISO 13857 2019 Safety of machinery Safety distances to prevent hazard zones being reached by the upper and lower limbs EN 1012 1 2010 EN 1012 2 1996 A1 2009 Compressors and vacuum pumps Safe...

Страница 33: ...Note ...

Страница 34: ...Note ...

Страница 35: ...Note ...

Страница 36: ...t Japan info busch co jp Korea busch busch co kr Malaysia busch busch com my Mexico info busch com mx Netherlands info busch nl New Zealand sales busch co nz Norway post busch no Peru info busch com pe Poland busch busch com pl Portugal busch busch pt Romania office buschromania ro Russia info busch ru Singapore sales busch com sg South Africa info busch co za Spain contacto buschiberica es Sweden...

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