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Artikelnummer Betriebsanleitung:
1740 9021
Operating Instructions
Sample cleaner MLN
Pfeuffer GmbH
Flugplatzstraße 70
97318 Kitzingen
GERMANY
Phone: +49 9321 9369–0
Fax:
+49 9321 9369–50
info@pfeuffer.com
Revision 3/15.12.2020
www.pfeuffer.com
Translation of the original operating instructions

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Summary of Contents for Pfeuffer Sample cleaner MLN

  • Page 1 Artikelnummer Betriebsanleitung: 1740 9021 Operating Instructions Sample cleaner MLN Pfeuffer GmbH Flugplatzstraße 70 97318 Kitzingen GERMANY Phone: +49 9321 9369–0 Fax: +49 9321 9369–50 info@pfeuffer.com Revision 3/15.12.2020 www.pfeuffer.com Translation of the original operating instructions...
  • Page 2 Operating instructions in electronic format The original operating instructions (German) and translations of the original operating instructions can be requested as PDF files by e-mail: doku@pfeuffer.com. Specifying the correct type designation and serial number is important for further processing! © Copyright This document is not allowed to be communicated or duplicated, utilized without express permission, which also applies to communicating its content.
  • Page 3: Table Of Contents

    Installation and commissioning ....................17 Positioning of sample cleaner MLN ..................17 Function ............................18 Components of sample cleaner MLN ..................18 Functional sequence ........................ 19 Operation ........................... 20 Revision 3 | Operating instructions sample cleaner MLN 3 | 38...
  • Page 4 12 Emergency ..........................36 13 Dismantling and disposal ......................36 14 Glossary ............................36 15 DIN ISO 9001 - Documentation ....................37 15.1 Test log for nominal hole widths ....................38 4 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 5: Introduction

    Introduction Intended use Sample cleaner MLN helps in determining the total dockage (German = Besatz) associated with grain crops and grading the said crops. The cleaning process largely corresponds to that of a normal cleaning machine. The proportion of impurities (coarse particles, fine particles, aspiration discharge), that of small grains and that of quality grains can be determined with the help of a sample at the time of acceptance.
  • Page 6: Declaration Of Conformity

    This declaration shall become null and void should any alterations be made to the machine without our approval. Kitzingen, __________________________ _________________________________________ Lothar Pfeuffer, General Manager 6 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 7: Structural Features Of The Danger Notes

    Introduction Structural features of the danger notes The operating instructions from Pfeuffer GmbH contain instructions that you must comply with for your personal safety as well as to avoid damage to property. The instructions for your personal safety are highlighted by a warning triangle. Comply with the following categories of danger notes and explanations...
  • Page 8: Identification

    Supply isolating device (plug/socket combination) The plug/socket combination simultaneously functions as an EMERGENCY STOP device.  In case of an emergency, disconnect the sample cleaner MLN from the electrical power supply.  Secure the plug suitably against unauthorised re-plugging by placing it where it can remain under constant supervision.
  • Page 9: System Control

    The deawner can be started only if the filler cap is closed. Test Interval Method 2.1.4 Protective caps During the operation, sample cleaner MLN is protected against interference affecting the machine using protective caps. Figure 1: Overview - Protective caps Item Name Left sidewall...
  • Page 10: Interfaces At Sample Cleaner Mln

    The swivelling range of the self-opening door as well as of the filler cap must also be taken into consideration.  Do not keep any objects around the machine. 10 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 11: Operating And Maintenance Personnel

    1. Sample cleaner MLN is allowed to be operated by authorised and instructed persons only. 2. The responsibilities associated with operating the machine must be clearly defined and adhered to so that there are no unclear responsibilities concerning safety.
  • Page 12: General Safety Instructions

     Hazardous substances (in Germany, the technical rules for hazardous substances – TRGS 555 apply)  Environmental protection regulations. Electrical connections The sample cleaner MLN may only be connected to a correctly-earthed socket with an earth conductor. Illumination intensity The operator must ensure sufficient and proper intensity of illumination in all the areas of the machine.
  • Page 13: Safety Tests

    Safety Safety tests The following safety tests have been conducted by Pfeuffer GmbH at the plant: Test and inspection as per DIN EN 60204-1: Inspection to verify that the electrical equipment complies with the technical documentation.  Continuous connection of protective conductor system ...
  • Page 14: Technical Data

    • 2. Operating Instructions 3. 4 PVC collecting pans 4. 1 dust collection bag and dust collection bag holder You can find the respective item numbers in chapter 11. 14 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 15: Transport And Packaging

    The machine must be transported by skilled personnel only and in accordance with the local conditions and, if applicable, the information on the packaging material. Sample cleaner MLN is supplied to the installation location of the customer on a transportation pallet. CAUTION The machine can topple during transport.
  • Page 16  If possible, use the original packaging and original packaging material. If both are unavailable, engage a packaging company with skilled personnel.  Place the carton on a transport pallet (refer to the weight specification). Put the sample cleaner MLN back into the carton with the help of at least four persons.
  • Page 17: Installation And Commissioning

    The chapter Installation and commissioning is intended for skilled personnel only. Positioning of sample cleaner MLN  Unpack the sample cleaner MLN carefully (refer to chapter 4.4) and place it horizontally. Use a water level for that.  Ensure a working height of approximately 60-65 cm, depending on the size of the operating personnel.
  • Page 18: Function

    Motor V-ribbed belts for sieve drive Switch box Sand sieve (Bottom sieve) Straw sieve (Top sieve) Outlet regulation Locking lever for base of deawner Deawner V-ribbed belt - Deawner 18 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 19: Functional Sequence

    Outlet - Cleaned sample Outlet for sand, weeds and coarse dirt particles Sample cleaner MLN helps in making stock-related determinations associated with grain crops and grading the said crops. After the sample has been weighed, pour it into the deawner when the deawner base is closed.
  • Page 20: Operation

    Operation Operation Sample cleaner MLN is allowed to be operated by qualified and trained persons only. Control elements Figure 9: Control elements Item Name Air regulation ON/OFF control switch Control switch for manually opening the deawner base Potentiometer Locking lever for deawner base Outlet regulation 7.1.1...
  • Page 21: Control Switch - Opening The De-Awner Base

    7.1.6 Locking lever for base of deawner  Close the deawner bottom by pressing the locking lever. The deawner bottom must be manually closed again after every cleaning process! Revision 3 | Operating instructions sample cleaner MLN 21 | 38...
  • Page 22: Cleaning The Samples

     Check whether inhaling large quantities might lead to irritation or illnesses of the respiratory passages, and if so then take appropriate measures.  Monitor the outlet and air regulation. Pfeuffer GmbH recommends placing the sieves according to the table given in chapter 7.5.
  • Page 23  Switch the control switch ON. The sample cleaner starts. o A limit switch system is integrated into the filler cap. The deawner will start only if the filler cap is closed. Revision 3 | Operating instructions sample cleaner MLN 23 | 38...
  • Page 24: Re-Weighing

    The remaining 1,000 g is the weight of the grains without waste: 1,000 g = 95.2 %! Result of weighing: Sample 1,050 g Waste 50 g = 4.8 % Top goods 1000 g / 95.2 % 24 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 25: Sieve Change

    The sieves are fitted with the deawned side upwards. The engraved numbering is also located in this side. Make sure the neoprene rubbers attached on the sieving trays are not damaged due NOTICE to the edges of the sieves. Revision 3 | Operating instructions sample cleaner MLN 25 | 38...
  • Page 26: Top Sieve (Straw Sieve)

     The plastic sheet on the sieve holder must pull backwards in order to avoid the grains falling out after the deawning. Figure 16: Correct mounting - Straw sieve Item Name Tension spring clamped Sieve holder Correct position of the plastic screen (backwards) Sieve Sieving tray 26 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 27: Bottom Sieve (Sand Sieve)

    Figure 17: Sand sieve - mounting position Dimensions: 300x350 mm Item Name Engraved number Surface not stamped  Firmly re-clamp all the sieves on the holders using the tension springs. Revision 3 | Operating instructions sample cleaner MLN 27 | 38...
  • Page 28: Recommended Sieves And Settings

    Products such as peas, beans, soybeans and sunflowers vary greatly in size depending on their types. You can get the recommended sieves at Pfeuffer GmbH; the item numbers are given in chapter 11.3 You can look up standardised specifications under the following standards:...
  • Page 29: Maintenance And Cleaning

    The chapter Maintenance and cleaning is intended for skilled personnel only. Opening the housing and inappropriate operation will invalidate the warranty. NOTICE In order to guarantee a failure-free operation of the sample cleaner MLN, it is absolutely necessary that the machine is regularly cleaned and maintained. DANGER...
  • Page 30: Deawner

    Figure 18: Screws at the filling container Item Name Screw  Remove the filling container from the deawner. Make sure that you do not damage, cut or pull out any cables. NOTICE 30 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 31: Lubrication

    Make sure that you do not damage, cut or pull out any cables. NOTICE  Secure the side screws at the filling container. Lubrication Maintenance-free bearings are used in sample cleaner MLN. Lubrication is not necessary. Inspection interval and functional test Assembly Interval during single-shift operation Normal functional tests: ¼...
  • Page 32: General Maintenance Instructions

     If all the functions are error-free, the machine is handed over to the operator. After cleaning, maintaining or replacing the worn-out parts, check whether the safety NOTICE equipment is functioning. 32 | 38 Operating instructions sample cleaner MLN | Revision 3...
  • Page 33: Disruptions - Causes And Rectification

    These personnel must be provided with corresponding tools and testing equipment. If the stated measures are not successful, please contact Pfeuffer GmbH. Correct information of type designation, serial number and year of manufacture is important for all queries; this ensures fast processing.
  • Page 34: Spare And Wear Parts

    Pfeuffer GmbH is not responsible for damages that occur due to the use of non-original parts and non-original accessories. Standard parts can be obtained at specialist shops. The spare parts specified in the following are wear parts of sample cleaner MLN. Wear part Item number...
  • Page 35: Sieves

    1.0 x 20 mm 3115 6010 1.25 x 20 mm 3115 6019 2.0 x 20 mm 3115 6040 2.5 x 20 mm 3115 6057 3.5 x 20 mm 3115 6076 Revision 3 | Operating instructions sample cleaner MLN 35 | 38...
  • Page 36: Emergency

    The machine should be dismantled by skilled personnel only.  Pull the mains plug before dismantling the machine. The sample cleaner MLN must be disposed of in accordance with the applicable local environmental regulations (Waste Electrical and Electronic Equipment Directive 2012/19/EU).
  • Page 37: Din Iso 9001 - Documentation

    The sieve should be discarded if the nominal hole with is outside the tolerance required in the  standard for more than 3 values. Please contact the manufacturer! Revision 3 | Operating instructions sample cleaner MLN 37 | 38...
  • Page 38: Test Log For Nominal Hole Widths

    This log is intended to allow the owner-operator to document the test status of the sieves of the sample cleaner MLN. Company stamp: Company, location Sample cleaner MLN Year of manufacture: Serial number: Checking the nominal hole widths Nominal hole width – tolerances for sieve plates:...

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