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10 | Spare Parts

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0870549537_NC2000B_VR_A0004_IM_en

9.1 Dismantling and Disposal

• Drain the oil.

• Drain the cooling liquid.

• Separate special waste from the machine.

• Dispose of special waste in compliance with applicable regulations.

• Dispose of the machine as scrap metal.

10 Spare Parts

NOTICE

Use of non-Busch genuine spare parts.

Risk of premature failure!

Loss of efficiency!

• The exclusive use of Busch genuine spare parts and consumables is recommended for

the correct functioning of the machine and to validate the warranty.

There is no standard spare parts kits available for this product, if you require Busch gen-
uine parts:

• Contact your Busch representative for the detailed spare parts list.

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.

Problem

Possible Cause

Remedy

The machine does not start. The motor is not supplied

with the correct voltage.

• Check the power supply.

The rotors are jammed or
seized.

• Repair the machine (con-

tact Busch).

Solid foreign matter has
entered the machine.

• Remove the solid foreign

matter or repair the ma-
chine (contact Busch).

• Install an inlet filter if ne-

cessary.

The motor is defective.

• Replace the motor.

Summary of Contents for COBRA ATEX NC 2000 B VR

Page 1: ...06 Chevenez Switzerland VACUUM APP Get technical data instruction manuals service kits 2020 04 06 0870549537 A0004_en Original instructions Modifications reserved Dry Screw Vacuum Pumps NC 2000 B VR V...

Page 2: ...nection 9 5 2 3 Cooling Liquid Connection 10 5 3 Earth Connection 10 5 4 Filling Oil 10 5 5 Fitting the Coupling 12 5 6 Electrical Connection 13 5 6 1 Wiring Diagram Three Phase Motor Pump Drive 14 5...

Page 3: ...en 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 warni...

Page 4: ...g liquid inlet connection CLO Cooling liquid outlet connection EB Eye bolt ECP Earth connection machine IN Suction connection INJ Injection point MP Magnetic plug MTB Motor terminal box NP Nameplate O...

Page 5: ...nmental conditions see Technical Data 26 2 3 Start Controls The machine comes without start controls The control of the machine is to be provided in the course of installation The machine can be equip...

Page 6: ...L MOT 0102 TSA optional CLI Cooling liquid inlet connection CLO Cooling liquid outlet connection CPL Coupling IN Suction connection INJ Injection point MOT Motor OUT Discharge connection TSA Resistanc...

Page 7: ...to be stored for more than 3 months Wrap the machine in a corrosion inhibiting film Store the machine indoors dry dust free and if possible in original packaging preferably at temperatures between 20...

Page 8: ...space remains for maintenance work Make sure that the machine is placed or mounted horizontally a maximum of 1 in any direction is acceptable Check the oil level see Oil Level Inspection 19 Make sure...

Page 9: ...e s DN150 PN16 EN 1092 1 ANSI 150 6 optional If the machine is used as part of a vacuum system Busch recommends the installation of an isolation valve in order to prevent the machine from turning back...

Page 10: ...n size G3 4 ISO 228 1 CLI CLO G1 2 ISO 228 1 INJ 5 3 Earth Connection In order to prevent the machine from creating an electrostatic charge Connect the earth connection of the machine ECP Earth connec...

Page 11: ...see Technical Data 26 and Oil 26 1 2 7 8 3 6 5 MAX MIN B u s c h O il 4 Check oil level Oil filling at the motor side 1 4 1 B u s c h O il 2 3 MAX MIN 3 mm Check oil level Oil filling at the suction...

Page 12: ...crew Max admissible torque 10 Nm Ring Machine type Coupling size Value E mm NC 2000 B Samiflex A45 4 0 5 In case of a machine delivery without motor Fit the second coupling hub on the motor shaft sepa...

Page 13: ...rom the mains if necessary seek advice from Busch Connect the protective earth conductor Two earth connections are also available on the machine base frame dia 10 5 mm Electrically connect the motor M...

Page 14: ...rection of the motor is defined by the illustration below IN Jog the motor briefly Watch the fan wheel of the motor and determine the direction of rotation just before the fan wheel stops If the rotat...

Page 15: ...r Endress Hauser ref TMT 187 B41FJA P ID position TSA 0101 cooling liquid temp TSA 0102 exhaust gas temp Wiring with transmitter 2 1 1 2 3 4 5 6 1 Brown 2 Blue Wiring without transmitter 1 2 3 4 1 and...

Page 16: ...ature TSA 0102 80 C Recommended exhaust gas temperature 60 C Maximum cooling liquid outlet temperature TSA 0101 55 C Maximum operational temperature differ ence between cooling jacket and exhaust gas...

Page 17: ...be spread within the hour Make sure that the operating conditions are met see Installation and Commissioning Parameters 16 and Technical Data 26 Open the cooling liquid injection see Cooling Liquid Co...

Page 18: ...the re quired amount to maintain the max exhaust gas temperature 80 C 7 Maintenance WARNING Machines contaminated with hazardous material Risk of poisoning Risk of infection If the machine is contami...

Page 19: ...or discol oured change the oil Check the machine for oil leaks in case of leaks have the machine repaired contact Busch Yearly Carry out a visual inspection and clean the machine from dust and dirt C...

Page 20: ...3 Oil Change 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 1 2 6 4 5 3 Oil draining a...

Page 21: ...Maintenance 7 0870549537_NC2000B_VR_A0004_IM_en 21 28 3 2 1 Magnetic plug 2 3 5 1 7 6 4 Oil draining at the suction side Cleaning cloth Drain pan Magnetic plug...

Page 22: ...see Technical Data 26 and Oil 26 1 2 7 8 3 6 5 MAX MIN B u s c h O il 4 Check oil level Oil filling at the motor side 1 4 1 B u s c h O il 2 3 MAX MIN 3 mm Check oil level Oil filling at the suction...

Page 23: ...n and legally binding signed Declaration of Contamination Form downloadable from www buschvacuum com NOTICE Improper assembly Risk of premature failure Loss of efficiency It is highly recommended that...

Page 24: ...le for this product if you require Busch gen uine parts Contact your Busch representative for the detailed spare parts list 11 Troubleshooting DANGER Live wires Risk of electrical shock Electrical ins...

Page 25: ...Busch The machine runs very nois ily Wrong oil quantity or un suitable oil type Use one of the recom mended oils in the correct quantity see Oil 26 Defective gears bearings or coupling element Repair...

Page 26: ...Atmospheric pressure Cooling liquid requirements See Installation and Commissioning Parameters 16 Cooling liquid Pressure of the network bar Min 1 5 Max 6 relative Cooling liquid pressure bar Max 6 Oi...

Page 27: ...ances 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 EN ISO 13857 2...

Page 28: ...l service_sales busch co il Italy info busch it 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...

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