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FZ2 VARIOmatic
Operating Instructions
Status 04/98
FZ2_9804E.DOC Page 1
®
FZ2 VARIOmatic
Operating Instructions
Zubler Gerätebau GmbH
Buchbrunnenweg 26, D-89081 Ulm
Tel. 0731-1452-0, Fax 0731-1452-13
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®
Gerätebau GmbH

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Summary of Contents for Zubler FZ2 VARIOmatic

  • Page 1 ® FZ2 VARIOmatic Operating Instructions Status 04/98 FZ2_9804E.DOC Page 1 ® FZ2 VARIOmatic Operating Instructions Zubler Gerätebau GmbH Buchbrunnenweg 26, D-89081 Ulm Tel. 0731-1452-0, Fax 0731-1452-13 ® Gerätebau GmbH...
  • Page 2 Kurt Zubler Managing Director Dear customer ! We are happy that you have decided to purchase a Zubler vacuum system and we hope you enjoy working with this ® instrument. The FZ2 VARIOmatic is especially quiet and long-lived because we use three-phase turbines without carbon brushes.
  • Page 3: Table Of Contents

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 3 Table of contents Page 1. Table of contents 2. Accessories 3. Starting operation Switching on Start blocking Switching off 4. Using the vacuum outlet Maximum- Function 5. Maintenance...
  • Page 4: Accessories

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 4 2. Accessories Vacuum solutions are determined by many factors. The vacuum machine is normally not responsible for air noises of the vacuum system. All system parts must be optimally matched with each other.
  • Page 5: Starting Operation

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 5 3. Starting operation Switching on the vacuum system Turn on the mains switch (1) on the vacuum. It is possible to leave the mains switch of the vacuum system in the on position, and perform the switching via the central voltage supply (laboratory main switch).
  • Page 6: Using The Vacuum Outlet

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 6 4. Use of the vacuum outlet The vacuum outlet has been foreseen in order to clean the surrounding working area and the laboratory floor. Any vacuum cleaner hose with a connecting piece of 40mm outside diameter can be used.
  • Page 7: Maintenance

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 7 5. Maintenance Checking the dirt container When the dirt container requires checking, the LED, Container (4) blinks. Start will be blocked at the next switching on of the vacuum system. ( LED Container (4) and LED Service (5) blink at the same time.
  • Page 8: Filter Change

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 8 Filter change The filter cartridge of the vacuum system is a long-term filter which retains its filtering ability for several months or even years depending on the amount of dirt accumulated.
  • Page 9 FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 9 7. unscrew the grip screw below the filter cartridge while firmly holding the filter cartridge. 8. pull the filter cartridge downwards while holding the clamping strap upwards or unhinging it.
  • Page 10: Exchanging A Vacuum Port Opener

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 10 Exchanging a vacuum port opener The vacuum stations of a vacuum system are opened and closed with a pneumatically operated rubber membrane. These are subject to a lot of stress. After a few 100,000 loading cycles, cracks can appear in even high quality rubber materials.
  • Page 11: Adjustment Of The Vacuum System

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 11 Adjustment of the FZ 2 VARIOmatic ® Note: All adjustments are only made once during the commissioning of the vacuum system. Later adjustments are only necessary if the connected instruments, application, or amount of dirt accumulation changes.
  • Page 12: Cleaning Interval

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 12 Cleaning intervals The filter cartridge is cleaned with compressed air. The frequency of the air bursts for cleaning can be set according to the amount of dirt accumulation.
  • Page 13: Maximal Operation For Instrument

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 13 Maximum operation for instruments If the vacuum power of the automatic control operation is not adequate for instruments with higher dirt accumulation, work can be performed with the uncontrolled maximum operation.
  • Page 14: Adjustment Of Sensitivity

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 14 7. Adjustment of sensitivity It is easy to determine which working position is connected to which vacuum position number: Switch off all connected instruments. Turn on the instrument to be adjusted. Run the hand nozzle at a high RPM or under load.
  • Page 15: Window

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 15 Importand basic rule : Sensitivity not higher than necessary ! Otherwise, voltage line interferences or power fluctuations at the working position could cause an independent starting of the vacuum (ghost effect).
  • Page 16: Functional Faults

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 16 8. Functional faults Vacuum does not function when the power has been switched on. Service- LED (5) blinks. Cause: Start blocking (see Part 3) Compressed air connection does not have the necessary pressure of minimum 5 bar yet.
  • Page 17 FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 17 Vacuum system does not start, no LEDs light, green mains switch does not light. Cause: No mains voltage. Instrument or house circuit breaker switched off. Remedy: Check circuit breaker on rear of Vacuum system and house circuit breaker.
  • Page 18 FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 18 Vacuum system starts automatically but stops itself after a time although the instrument is still in use. Cause: Threshold sensitivity is set too low. Remedy: Slightly increase the threshold sensitivity.
  • Page 19 FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 19 Vacuum power is too low or too high Remedy: The vacuum power can be generally increased or reduced (see Chapter on adjustments). Without any changes being made, the vacuum power is noticably weaker than in the beginning.
  • Page 20: Technical Data

    FZ2 VARIOmatic ® FZ2_9904E.DOC 4 - Position - Vacuum system Page 20 9. Technical data FZ 2 VARIOmatic ® 4-Position Vacuum system Number of vacuum inlets 4 (automatically opening) Dimensions Width: 334 mm Depth: 600 mm Height: 810 mm Voltage...

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