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Della Toffola NF 5 Instructions For Use And Maintenance Manual

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Machine Translated by Google
FR
Instructions for use and
maintenance of NF 5 filters
NF5_SAL0216R00EN.doc

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Александр.
February 18, 2025

Добрый день.МОЖНО У ВАС ЗАПРОСИТЬ ИНСТРУКЦИЮ ПО ФИЛЬТРУ МАРКИ ECP2/B2

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Summary of Contents for Della Toffola NF 5

  • Page 1 Machine Translated by Google Instructions for use and maintenance of NF 5 filters NF5_SAL0216R00EN.doc...
  • Page 2 Machine Translated by Google Read all the following safety provisions very carefully before undertaking any operation with the machine. ALWAYS LEARN AND APPLY ALL THE SAFETY INSTRUCTIONS Before installing and using the machine, read these safety instructions very carefully. Also read all information and warning signs affixed to the machine. Check that they are still clearly legible, replace any that are damaged and add more if any are missing.
  • Page 3 Machine Translated by Google of crushing, these machines should only be moved with pushing movements, never pulling, so that no one can ever stand in the path of movement of the machine. Whoever handles the machine must do so under the supervision of another person, who is not involved in the maneuver but who continuously checks for the possible appearance of obstacles, third parties or risk situations on the path.
  • Page 4 Machine Translated by Google thorough prior hygienization. The end user will therefore take care to respect any protocols provided for (HACCP for example). MACHINE DEMOLITION AND DISPOSAL At the end of the operational life of the machine, it is necessary to demolish and dispose of it. MACHINE DEMOLITION AND DISPOSAL OPERATIONS SHOULD ONLY BE PERFORMED BY ADEQUATELY TRAINED AND CORRECTLY EQUIPPED PERSONNEL, WHO SHOULD APPLY THE FOLLOWING PROCEDURE.
  • Page 5 Machine Translated by Google FROST PROTECTION PROVISIONS If it is possible for the ambient temperature to drop to 0°C / 32°F, the liquids present in all the hydraulic circuits of the machine must be drained as a preventive measure (water or product to be treated). This is to prevent possible ice formation from damaging the machine components.

  • Page 6: Table Of Contents

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 2/44 Contents 1. General information ............................... 6 1.1. Introduction ........................6 1.2. Notes on instructions ....................6 1.3. How to read the manual ......................7 1.4.
  • Page 7 Machine Translated by Google Pag. 3/44 Instructions for use and maintenance of NF 5 filters 13. Troubleshooting ..............................38 14. Table of technical data ............................42 15. Key to valves and components ..........................43 Functional diagram of NF filters ............................44...
  • Page 8 Instructions for use and maintenance of NF 5 filters Pag. 4/44 This notice is the property of Della Toffola SpA Any reproduction, disclosure to third parties, distribution or translation, in any language whatsoever, in whole or in part, whatever the medium considered and whatever the process used, is prohibited without the written authorization of Della Toffola SpA ©...
  • Page 9 Machine Translated by Google Pag. 5/44 Instructions for use and maintenance of NF 5 filters...

  • Page 10: General Information

    Machine Translated by Google Pag. 6/44 Instructions for use and maintenance of NF 5 filters 1. General information 1.1. Introduction This machine has been designed and built to guarantee maximum quality filtrations, while offering considerable ease of use. However, for its use and maintenance, the instructions in this manual must be observed, which must be read carefully before undertaking any authorized installation, use or maintenance operation.

  • Page 11: How To Read The Manual

    Della Toffola is not responsible for any inconveniences, breakages, accidents, etc. due to non-knowledge or non-compliance with the instructions contained in this manual. The same applies in the case of variants, modifications and installation of accessories carried out without authorisation.

  • Page 12: General Description

    1.5. helpdesk Della Toffola makes its technical assistance service available to its customers in order to solve any type of problem concerning the adjustment, use and maintenance of the machine.

  • Page 13: Warranty

    Any modification made without the authorization of the manufacturer entails the immediate loss of the benefit of the guarantee. ATTENTION Della Toffola SpA cannot be held liable for damage resulting from repairs carried out by unauthorized personnel. 1.7. Machine identification The machine is identified by the plate shown below, the position of which is shown in the figure.

  • Page 14: Ec Declaration Of Conformity

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 10/44 - company name and address of the manufacturer; - name of the machine; - registration number ; - year of construction ; - mass. 1.8. EC declaration of conformity The machine is made in accordance with the relevant Community directives applicable at the time of its placing on the market.
  • Page 15 Machine Translated by Google Pag. 11/44 Instructions for use and maintenance of NF 5 filters...

  • Page 16: Authorized Uses

    Machine Translated by Google Pag. 12/44 Instructions for use and maintenance of NF 5 filters 1.9. Authorized uses The NF series kieselgur filters can be used for the filtration of wine and liquid foods at a service temperature ranging from -10°C/14°F to +50°C/122°F.

  • Page 17: Security

    2.1. Foreword Worker safety is one of designer Della Toffola's main concerns. For the realization of the machine, Della Toffola sought to foresee all risk situations and, of course, to adopt all the necessary safety measures. However, risks of accidents remain, mainly resulting from the careless or incorrect use of this machine.

  • Page 18: Definitions

    Machine Translated by Google Pag. 14/44 Instructions for use and maintenance of NF 5 filters 2.3. Definitions In designing the machine, the following definitions, referred to in paragraph 1.1.1 of Directive 2006/42/EC, have been applied. a) hazard : a possible source of injury or damage to health;...

  • Page 19: General Safety Rules

    Machine Translated by Google Pag. 15/44 Instructions for use and maintenance of NF 5 filters 2.4. General safety rules • The use of the machine is forbidden to unauthorized personnel. • It is prohibited for anyone under the influence of drugs, alcohol or medication that reduces reactivity to carry out assembly, commissioning, control, maintenance or dismantling operations.

  • Page 20: Safety Devices

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 16/44 • Competencies for assembly, dismantling and reassembly as well as for starting up and servicing the machine must be clearly defined and adhered to. • Do not direct water jets at the electrical components of the machine.

  • Page 21: Verification Of The Effectiveness Of The Safety Devices

    Machine Translated by Google Pag. 17/44 Instructions for use and maintenance of NF 5 filters - Restoration of normal operation after an emergency stop. After identifying and resolving the problem that caused the emergency stop, normal machine operation can be restored by releasing the emergency button.

  • Page 22: Pictograms Concerning Safety

    Machine Translated by Google Pag. 18/44 Instructions for use and maintenance of NF 5 filters 2.7. Safety pictograms Symbol Denomination Dangerous electrical voltage. The presence of this symbol is used to draw attention to the possibility that fatal accidents, serious injuries or considerable damage may occur if the specified safety measures are not applied.

  • Page 23: Requirements Relating To The Installation

    Machine Translated by Google Pag. 19/44 Instructions for use and maintenance of NF 5 filters 3. Installation requirements Before being delivered, the machines are subjected to rigorous tests for each work situation, so as to guarantee their perfect operation. For the installation to be correct and safe, it is necessary to observe the following instructions.

  • Page 24: Dimensions Of The Installation Rooms

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 20/44 3.2. Dimensions of installation rooms For easy and safe use and maintenance of the machine, observe the following minimum distances for the installation rooms (see fig. 2).

  • Page 25: Operator Workstations

    Machine Translated by Google Pag. 21/44 Instructions for use and maintenance of NF 5 filters 3.3. Operator Workstations Figure 3 shows workstations for operations typically performed with NF filters. Figure 3 A Control zone for transformations, actuation of valves and mobile hydraulic connections.

  • Page 26: Checking The Cyclic Direction Of The Power Supply Phases

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 22/44 3.5. Checking the cyclic direction of the power supply phases After connecting the filter to the power supply network and before using it, it is necessary to ensure that the power supply phase connections are correct.

  • Page 27: Connection To The Pneumatic System (Optional)

    Machine Translated by Google Pag. 23/44 Instructions for use and maintenance of NF 5 filters WARNING If the mains voltage has an imbalance greater than 3%, contact the electricity distribution company. Operating the machine with a voltage imbalance between phases greater than 3% will VOID THE WARRANTY.

  • Page 28: Preliminary Operations For Commissioning

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 24/44 - In the presence of both fixed and mobile pipes, often check that the joints are perfectly sealed, so as to prevent the filter from sucking in air through any cracks.
  • Page 29 Machine Translated by Google Pag. 25/44 Instructions for use and maintenance of NF 5 filters Provide a non-return valve at the end of the suction tube in the tank and fill the filter dispenser with product to about a quarter of its capacity.

  • Page 30: Filling The Water

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 26/44 4. Water filling Check that all the valves and the drain hole 23 are closed. Connect the supply tank to valve 10 and the receiving tank to valve 14. Open valves 7 for delivery, 2 for venting, 13 for filling the doser, 22 for exclusion of the outlet and valve 10 for supply.

  • Page 31: Dosage Of Filter Aid

    Machine Translated by Google Pag. 27/44 Instructions for use and maintenance of NF 5 filters CAUTION In the upper part of the doser there is a DIN DN 65 F type connection with cap, for dust extraction. In case of manual loading of the kieselguhr, remove the cap and connect a suitable dust extraction system, with a flow rate equal to 150 m3 /h.

  • Page 32: Filtration

    Machine Translated by Google Pag. 28/44 Instructions for use and maintenance of NF 5 filters all the filtration, which is therefore equal to the remaining part of the quantity just calculated. The maximum weight of the adjuvant must also be respected if other substances are used with the kieselguhr.
  • Page 33 Machine Translated by Google Pag. 29/44 Instructions for use and maintenance of NF 5 filters handle (see Figure 7). This flow rate adjustment must be made at each new filtration because the fouling power varies from one liquid to another. The safety valve 53 protects the installation against any overpressure.

  • Page 34: Final Filtration Of The Residual Liquid

    Machine Translated by Google Pag. 30/44 Instructions for use and maintenance of NF 5 filters 7. Final filtration of residual liquid Once the liquid to be filtered has been exhausted or when the filter has reached the saturation pressure of the filtering unit, the final filtration can be carried out with compressed gases.

  • Page 35: Unloading The Cake

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 31/44 DANGER Mouth 23 must only be opened after having carefully and completely purged the tank of the residual gases under pressure which it contains. 8. Unloading the cake...
  • Page 36 Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 32/44 ATTENTION! TO AVOID ANY ACCIDENTAL STARTING OF THE DRAIN MOTOR, A DOUBLE START BUTTON HAS BEEN PROVIDED. TO START THE ENGINE, PRESS BOTH BUTTONS AT THE SAME TIME.

  • Page 37: Washing At The End Of Filtration

    Machine Translated by Google Pag. 33/44 Instructions for use and maintenance of NF 5 filters 9. Washing at the end of filtration To wash the filter discs, connect the water supply (from a pump or from the network) to the inlet valve 11; it is also possible to clean the inside of the doser and fill it with water which will then be sucked in by opening the valve 9.

  • Page 38: Brief Interruptions Or Stoppage Of Filtration

    Machine Translated by Google Pag. 34/44 Instructions for use and maintenance of NF 5 filters 10. Brief interruptions or stoppage of filtration During the filtration, it may happen that it is necessary to stop the machine momentarily, for example to change the collection or feeding tank; in this case it...

  • Page 39: Maintenance Operations

    Machine Translated by Google Pag. 35/44 Instructions for use and maintenance of NF 5 filters 11. Maintenance operations Use the following PPE: Mandatory protective gloves Mandatory safety shoes Glasses or protective mask Protective clothing 11.1. Washing with detergent substances Over time, filtration operations can become difficult due to the gradual clogging of the filter discs.

  • Page 40: Greasing Operations

    Machine Translated by Google Pag. 36/44 Instructions for use and maintenance of NF 5 filters ATTENTION The cleaning of the valve 53 is a fundamental operation because it eliminates any encrustations and deposits of product which could block its operation and be the cause of dangerous situations.

  • Page 41: Demolition And Disposal

    3. All components contaminated with oil or acid are special waste and must therefore be disposed of through authorized centres. Della Toffola SpA declines all responsibility for damage caused to persons or property due to non-compliance with the aforementioned rules and recommendations.

  • Page 42: Troubleshooting

    Machine Translated by Google Pag. 38/44 Instructions for use and maintenance of NF 5 filters 13. Troubleshooting This chapter describes some malfunctions that may occur during normal use of the filter. DANGER For any intervention on the filter, always comply with all the safety instructions mentioned above.
  • Page 43 Machine Translated by Google Pag. 39/44 Instructions for use and maintenance of NF 5 filters 1. THE DOSING PUMP IS NOT WORKING If the pump is on but the intermittent injection of kieselgur is not visible by the light 27 on the delivery of the liquid to be filtered, this means that the pump is blocked.
  • Page 44 Machine Translated by Google Pag. 40/44 Instructions for use and maintenance of NF 5 filters ÿ CAUSE The connections between the pipes coming from the tanks and the filter are not tight and the pump continuously sucks in air. Filtered liquids produce gas if agitated too much.
  • Page 45 Machine Translated by Google Pag. 41/44 Instructions for use and maintenance of NF 5 filters ÿ CAUSE The suction and the discharge of the filter are carried out with pipes of reduced diameter and unsuitable for the flow rate of the machine.

  • Page 46: Table Of Technical Data

    Machine Translated by Google Instructions for use and maintenance of NF 5 filters Pag. 42/44 14. Table of technical data Model-Filter area / Model-Filter ares, NF 5 Modell-Filterflâche / Model e-Filtering surface mq / sm / qm Filter surface model...

  • Page 47: Key To Valves And Components

    Machine Translated by Google Pag. 43/44 Instructions for use and maintenance of NF 5 filters 15. Valves and components legend 1) KIESELGUR FLOW ADJUSTMENT KNOB 2) BELL VENT VALVE 4) VALVE WITH QUICK COUPLING FOR COMPRESSED GAS (OPTIONAL) 5) BELL LIQUID INLET PRESSURE GAUGE...

  • Page 48: Functional Diagram Of Nf Filters

    Machine Translated by Google Tabella comparativa delle flour fossili --- Comparative kieselgur table --- Kieselgur ---Vergleichstabelle --- Comparative table of Kieselguhrs --- Tabla de comparación de las tierras Portata Relative Portata -- Flow rate -- Durchsatz Relative Flow rate Flow -- Capacitance Relative Durchsatz Relative flow Limpidezza -- Clarity -- Klarheit...
  • Page 49 Machine Translated by Google XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX Optional Schema Funzionale NF - NF Function Diagram - Funktionsplan Filter NF - Schema fonctionel du filter NF - Diagrama de las funciones de NF NF5_005686_SAL0216R00...
  • Page 50 Machine Translated by Google Position of labels on NF 5 MOD. S 15-88 MOD. S 12-89 Steel plate 310 x xxxx 90 mm xxxx xxxx Steel CE license plate MOD. S 15-88 ONLY ON CERTIFIED FILTERS MOD. S3-99 MOD. S 19/96 MOD.
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  • Page 59 Machine Translated by Google CENTRIFUGAL PUMPS CS- series INSTALLATION INSTRUCTIONS OPERATION AND MAINTENANCE...
  • Page 60 Machine Translated by Google "Original Instructions" INDEX INTRODUCTION 1 SYMBOLS USED 2 SAFETY INSTRUCTIONS 3 WARRANTY 4 TRANSPORT, RECEIPT AND HANDLING 4.1 Transport 4.2 Reception 4.3 Handling 5 DESCRIPTION 6 EQUIPMENT 7 SOUND EMISSIONS 8 INSTALLATION 8.1 Alignment (For CSK) 8.2 Suction and inflow conditions 8.3 Piping 8.4 Electrical connection...
  • Page 61 Machine Translated by Google INTRODUCTION - Read the instructions carefully and keep them for future reference. - CSF Inox SpA reserves the right to modify, if necessary, the documentation without updating the one already issued. - For any information, spare parts, assistance, always indicate the type of pump (*) and the registration number (**) for a fast and efficient service: the complete code is shown on the plate and on the purchase documents.
  • Page 62 Machine Translated by Google GUARANTEE All products manufactured by CSF Inox SpA are guaranteed to the purchaser for one year from the date of purchase against hidden defects in materials or workmanship, provided that these are installed and used according to the company's instructions. Are excluded from the warranty, in addition to parts out of service due to wear, the repair of damage and/or wear caused by: improper use, abrasion, corrosion, negligence, faulty installation, lack of maintenance or incorrect maintenance, use of non-original spare parts, accidental and unforeseen causes as well as any action carried out by the purchaser with the aim...
  • Page 63 Machine Translated by Google DESCRIPTION The "CS" series pumps are single-state centrifugal with axial suction mouth, open centrifugal impeller and trapezoidal volute. All models are fitted with threaded connections, for connections according to DIN 11851 standards (unless otherwise agreed) the seal is of the mechanical type, the material of the components and the mechanical seal are chosen according to the pumped liquid.
  • Page 64 Machine Translated by Google NOISE EMISSIONS The noise index of sanitary centrifugal pumps is as follows (see table): Typical pump CS 25-145 CS 25-175 CS 32-110 4-pole 4-pole 4-poles CS 32-145 CS 32-175 CS 32-210 4-pole 4-pole 4-poles CS 32-260 CS 40-145 CS 40-175 4-pole...
  • Page 65 Machine Translated by Google 8.2 SUCTION AND INFLUX CONDITIONS (NPSH = Net Positive Suction Head) Installation NPSH (NPSH available) To obtain disturbance-free operation of the pump (cavitation), the limit values for the maximum admissible suction height ha geo max or for the minimum admissible head hc geo min must be observed.
  • Page 66 Machine Translated by Google For this reason, when sucking from a tank at a lower level, the pipe must emerge below the level of the liquid. In order to guarantee that no vortex is formed through which the air is sucked, a minimum load on the pipe (h.
  • Page 67 Machine Translated by Google 10 EXERCISE 10.1 PRELIMINARY OPERATIONS - Control. by hand, that the pump rotates freely; - Check that the clamp that joins the body and the lantern is well tightened and should not be unscrewed easily by hand. Tightening the clamp should always be done with a wrench and NOT by hand.
  • Page 68 Machine Translated by Google SPARE PARTS 12 12.1 REFERENCE TABLE OF THE MAIN PARTS SUBJECT TO WEAR Pump Type CS-CSX 32-110 25-145 25-175 Piece -145 -175 -210 -175 -210 -260 -310 -350 *Mechanical seal D.20 D.28 D.43 D.55 EN2756-ISO3069 GOLD 81300 O-ring (OR) body OR 6412 OR 215 OR 6670 GOLD 61200 GOLD 215...
  • Page 69 Machine Translated by Google 13 OPERATING IRREGULARITIES Below is a list of the inconveniences that can be encountered when using centrifugal pumps, together with a table that allows you to trace the possible causes and the steps to take to eliminate them. Inconvenience: A) The pump does not deliver B) The flow rate is insufficient...
  • Page 70 Machine Translated by Google INCONVENIENCE ENCOUNTERED A BCDEFGH I page 12...
  • Page 71 Machine Translated by Google 21) Damaged pump or motor bearings. - Replace the bearings. 22) Bad electrical connection. - Modify the connection, respecting the data shown on the motor plate according to the voltage available. 23) Incorrect voltage for the installed motor. - Replace the motor with another with adequate voltage.
  • Page 72 Machine Translated by Google 14 SINGLE MECHANICAL SEALS - CS / CSX / CSK T/W EXECUTION STANDARD MECHANICAL SEAL "T" The standard execution provides for the assembly of an internal mechanical seal within the product, housed behind the impeller in a conical chamber provided for this purpose in order to guarantee the appropriate lubrication conditions.
  • Page 73 Machine Translated by Google 15 DOUBLE MECHANICAL SEALS - CS / CSX EXECUTION Q COMPACT DOUBLE MECHANICAL SEAL "Q" Double mechanical seal with circulation of washing and cooling liquid. The washing function is to clean, lubricate and cool the packing; the circulating liquid must be clean.
  • Page 74 Machine Translated by Google 17 DISASSEMBLY 17.1 DISASSEMBLING THE CS EXEC PUMP. "T/W" (Version with single mechanical seal) A - Remove the screws (42-81) to remove the cover (41) and the casings (80) - Unscrew the screw (36) of the motor and extract it from the pump - Remove the front and rear feet (20-23) with the screws (24).
  • Page 75 Machine Translated by Google E - Reverse to access the screws (35) which allow the support (6) to be separated from the lantern (5). F - Remove the screws (43) and extract the eccentric of the cover (40) from the support (6). NB: Only for versions with hood.
  • Page 76 Machine Translated by Google 17.3 DISASSEMBLING THE CS EXEC PUMP. "V" 1st Phase: carry out the operations indicated in par. 17.1 (ABC) 2nd Phase: extract the rotating part of the mechanical seal (7) by turning the spring anti-clockwise. 3rd Phase: after dismantling the washing pipes (39) separate the seal chamber cover (26) from the pump cover (2) by removing the screws (28).
  • Page 77 Machine Translated by Google 18 REFERENCE CHART FOR ASSEMBLY GAMES Pump Dimensions CS-CSX ABCD 25-145 34.9 35.2 25-175 34.3 34.6 32-110 29.8 30.2 32-145 37.8 38.1 32-175 36.3 36.7 32-210 37.3 37.8 32-260 0.4 41.4 41.7 40-145 38.8 39.2 40-175 39.4 39.8 40-210 38.9 39.3...
  • Page 78 Machine Translated by Google BEARING MAINTENANCE 19.1 BEARING MAINTENANCE FOR CS SERIES PUMPS On the CS series, up to motor size 132 (5.5 ÷ 9.2 kW), the installed bearings are shielded, so they do not need to be lubricated. 19.2 MAINTENANCE OF BEARINGS FOR CS - CSX SERIES PUMPS WITH SUPPORT SIZE 160 ÷...
  • Page 79 Machine Translated by Google BEARING MAINTENANCE FOR CSK SERIES PUMPS The pump bracket bearings are splash lubricated in an oil bath. The pump is supplied with an oil-free bracket. Fill the tank before using the pump using oil supplied by CSF or an oil of equivalent quality. The filling procedure is as follows: With the pump stopped, unscrew the filler cap (pos.74) and rotate the constant level oil bulb (pos.76) as shown in the figure.
  • Page 80 Machine Translated by Google 21 CLEANING PROCEDURE The procedure for cleaning a stainless steel pump is chosen according to the fluid it treats. It is up to the production manager to choose the most suitable cleaning procedure. CSF Inox recommends a flow speed through the piping equal to 1.5-3 m/s, alternating phases of rinsing with clean water with phases of treatment with chemical agents such as acid solutions and alkaline detergents.
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  • Page 82 Es imposible suministrar indicaciones precises o programar interventions sin este dato. El número de matrícula se encuentra impreso también en una placa especial aplicada a la máquina. DELLA TOFFOLA SpA +39 0423 670 841 Via Feltrina, 72 Direzione - Uffici Commerciali...

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