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BUSCH COBRA AC 1000 F - User Manual

BUSCH COBRA AC 1000 F
28 pages
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Installationand
MaintenanceInstructions
ScrewVacuumPumps
COBRAAC1000F
VR-VapourRecovery
ATEXversionII2G(i/o)IIBT4X
AteliersBuschS.A.
Zoneindustrielle
2906Chevenez
Switzerland
0870561056/
180809/Originalinstructions/Modificationsreserved

Table of Contents

Questions and Answers

  • S
    stephanie84Jul 26, 2025
    Why is the oil in my BUSCH Water Pump black?
    • M
      monroemelanieJul 26, 2025
      If the oil in your BUSCH Water Pump is black, it's likely because the oil change intervals are too long or the oil has overheated. To resolve this, drain the old oil and fill in new oil. If the oil life is consistently short, consider using oil with better heat resistance or retrofitting cooling.
  • D
    David HoltNov 8, 2025
    What to do if my BUSCH COBRA AC 1000 F Water Pump does not start?
    • B
      Brandon RhodesNov 8, 2025
      There are several reasons why your BUSCH Water Pump might not be starting. Here are a few things to check: * Ensure the drive motor is receiving the correct voltage. * Verify that the drive motor starter overload protection is appropriately set, comparing the trip level with the nameplate data and adjusting if necessary. * Inspect the fuses to see if any have blown. * Check the connection cable to ensure it's adequately sized and not causing a voltage drop. * See if the pump or motor is blocked. Disconnect the motor from the power supply, remove the fan cover, and try turning the fan by hand. If it's still frozen, remove the motor and check the motor and pump separately. If the pump is blocked, it will need repair by BUSCH service. * The drive motor might be defective and need...

Summary

Safety

Safety information

Details DANGER, WARNING, and CAUTION definitions and general safety principles.

Start-up procedure after maintenance

Step-by-step guide on how to safely start the vacuum pump after maintenance.

Installation and Commissioning

Installation prerequisites

Essential conditions and warnings before installing the vacuum pump.

Electrical connection; Checks

Requirements for electrical connections, compatibility, and overload protection.

Electrical connection

Diagrams and notes for connecting the electrical components.

Filling up with oil

Step-by-step guide for filling the vacuum pump with the correct type and quantity of oil.

Filling in cooling liquid (CL)

Procedure for filling the vacuum pump with the specified cooling liquid.

Recommendations on operation

Switching the vacuum pump on;off

Procedures for the first start-up and normal switching on/off of the vacuum pump.

First start-up of the system

Step-by-step guide for the initial start-up of the vacuum pump system.

Switching off the system

Procedure for safely switching off the vacuum pump system.

Maintenance

General information

Important recommendations and safety warnings for performing maintenance.

Re-start procedure following an Emergency Shut Down of the system

Steps to follow after an emergency shutdown to safely restart the system.

Health and environmental hazards

Warnings about health and environmental hazards from contaminated parts during dismantling.

Maintenance program

Defines the recommended maintenance intervals (weekly, monthly, yearly, etc.).

Stopping procedure for maintenance

Detailed steps for safely stopping the pump before maintenance.

Start-up after maintenance

Procedure for safely starting the pump after maintenance is completed.

Oil change

General notes and warnings for performing an oil change, including draining used oil.

Filling in new oil

Step-by-step guide for filling the vacuum pump with new oil.

Overhaul

Dismantling and Disposal of the vacuum pump

Safety warnings and procedures for dismantling and disposing of the vacuum pump.

Troubleshooting

The vacuum pump does not reach the usual pressure

Addresses issues with achieving the normal vacuum pressure and potential causes.

Evacuation of the system takes too long

Troubleshooting steps for slow system evacuation.

The vacuum pump does not start

Diagnosing and resolving issues when the vacuum pump fails to start.

The vacuum pump is blocked

Troubleshooting steps for a blocked vacuum pump, including foreign matter and corrosion.

The vacuum pump starts, but labours or runs noisily or rattles

Resolving issues with the pump starting but running poorly or making noise.

Oil type; quantity

Technical data

BUSCH COBRA AC 1000 F Specifications

General IconGeneral
BrandBUSCH
ModelCOBRA AC 1000 F
CategoryWater Pump
LanguageEnglish

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