Ragazzini RC2-Mxl Instructions For Use Manual
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Ragazzini RC2-Mxl Instructions For Use Manual

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Piston Pumps
RC2-MxI model
Instructions for use
Original version in Italian
Second edition – January 2021
Document code
LM05EN002

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  • Page 1 Piston Pumps RC2-MxI model Instructions for use Original version in Italian Second edition – January 2021 Document code LM05EN002...
  • Page 2 All rights reserved. The user is not allowed to reproduce, store in a filing system or transmit in any form or by any means, such as a mechanical, photocopying, recording or other system, any part of this publication without the prior written consent of Ragazzini S.r.l. Short excerpts appearing in articles in specialised publications are exempt from the above prohibitions.

  • Page 3: Table Of Contents

    INSTRUCTIONS FOR USE TABLE OF CONTENTS CHARACTERISTIC DATA – MACHINE CONFIGURATION (attached to the machine) GENERAL WARNINGS ............................... 5 RESPONSIBILITY............................................ 6 ORIGINAL VERSION OF THE INSTRUCTIONS ..................................6 CONFORMITY OF THE PRODUCT ......................................6 B.3.1 COPY OF THE EC DECLARATION OF CONFORMITY: ..............................7 B.3.2 IDENTIFICATION PLATE ........................................
  • Page 4 INSTRUCTIONS FOR USE G.6.4 PROLONGED STOPS ........................................27 COMPLIANCE WITH HYGIENE REQUIREMENTS ................................27 G.7.1 DRAINAGE ............................................27 G.7.2 CLEANING ............................................27 RESIDUAL RISKS ..........................................27 G.8.1 USE WITH FOOD ..........................................27 G.8.2 PUMPING OF DANGEROUS FLUIDS .................................... 27 TROUBLESHOOTING ............................... 28 MAINTENANCE .................................

  • Page 5: Bgeneral Warnings

     Carefully read the manual before starting any operation.  The machine must be used as supplied by Ragazzini S.r.l., following all the instructions and indications given in this manual.  The necessary spare parts for each component will be supplied by Ragazzini S.r.l.; otherwise we decline any kind of responsibility for the product and/or for the damage it may cause.

  • Page 6: Responsibility

    B.2 ORIGINAL VERSION OF THE INSTRUCTIONS This document was originally issued in Italian. In the event of disputes due to translated versions, even if provided by Ragazzini S.r.l, the only valid text shall remain solely and exclusively the original Italian version.

  • Page 7: Copy Of The Ec Declaration Of Conformity

    INSTRUCTIONS FOR USE Copy of the EC declaration of conformity: B.3.1 LM05EN002...

  • Page 8: Identification Plate

    INSTRUCTIONS FOR USE Identification plate B.3.2 The machine is identified by the type, serial number and year of construction marked on the identification plate applied on the machine. The following warnings must to be respected at all times:  Never remove the identification plate from the original position chosen by the machine manufacturer; ...

  • Page 9: Explanation Of The Symbols And Pictograms Used In The Manual

    INSTRUCTIONS FOR USE B.4 EXPLANATION OF THE SYMBOLS AND PICTOGRAMS USED IN THE MANUAL Warning notes B.4.1 Warnings relating to possible risks to the health and safety of the operator are highlighted with warning notes accompanied by the relative hazard pictogram (see paragraph B.4.2 “Hazard pictograms that may be present in the instructions for use”);...

  • Page 10: Csafe Interaction With The Machinery

    Intended use of the machine C.3.1 The piston pump series was designed and built by Ragazzini S.r.l. for pumping fragile, abrasive, corrosive and alimentary fluids compatibly with the materials of which the pump itself is made and wherever the transfer of large masses of liquids is required. Based on the characteristics of the product to be transferred, the machine is equipped with the most suitable seals as indicated in the paragraph J.4 “SEALS”.

  • Page 11: Intended Use Of The Atex Version Pump

    Intended use of the machine C.4.1 The piston pump series was designed and built by Ragazzini S.r.l. for pumping fragile, abrasive, corrosive and alimentary fluids compatibly with the materials of which the pump itself is made and wherever the transfer of large masses of liquids is required.

  • Page 12: Guards And Safety Devices

    The value shown below refers to the measurements made on a pump produced by Ragazzini S.r.l., technically comparable and representative of the machine described in these instructions. All the other machines produced by Ragazzini S.r.l. have a noise level lower than the one reported. Type 6NCM Series no.

  • Page 13: Residual Risks

    INSTRUCTIONS FOR USE C.6 Residual risks Risks deriving from:  Inattention of the operator,  Failure to comply with the information and warnings contained in this manual,  Unauthorised uses of the machine; Cannot be totally eliminated by a inherently safe design, due to the machine construction type. Information on the residual risks existing despite adopting the protection measures described in this manual are described below.

  • Page 14: Risks For Exposed Persons

    Obligation to read the instructions for use WARNING: It is absolutely forbidden to remove the warning plates applied on the machine. Ragazzini S.r.l. declines all liability as far as the machine safety is concerned in the event of non-compliance with this prohibition. LM05EN002...

  • Page 15: Protective Measures To Be Taken By The User

    INSTRUCTIONS FOR USE C.7 Protective measures to be taken by the user Personal Protective Equipment C.7.1 To safeguard the operator's health in the various stages of the machine's life cycle, it is mandatory to use (or have available) the PPE (Personal Protective Equipment) mentioned below. The manufacturer obliges the Customer to use the machine with PPE compliant with the directive on Personal Protective Equipment duly provided with the CE marking.

  • Page 16: Dgeneral Description

    INSTRUCTIONS FOR USE D GENERAL DESCRIPTION D.1 PISTON PUMP UNIT The piston pump can consist of the following elements (picture is indicative only) PUMP SERIAL PLATE FRAME WITH WHEELS DRIVE MOTOR CONNECTION FITTINGS COMPENSATORS CONTROL PANEL D.2 THEORY OF OPERATION ...

  • Page 17: Dimensions And Volume

    INSTRUCTIONS FOR USE D.3 DIMENSIONS AND VOLUME The above images are indicative only; for more details or references to dimensions for specific configurations contact the Technical Service of Ragazzini S.r.l. LM05EN002...

  • Page 18: Etransportation - Hoisting - Storage

    INSTRUCTIONS FOR USE E TRANSPORTATION - HOISTING - STORAGE E.1 GENERAL WARNINGS The operator responsible for transporting, hoisting and storing the machine must:  Be a person adequately trained and informed about the work they are about to do;  Use the personal protective equipment listed in the following paragraph (see paragraph E.2);...

  • Page 19: Transportation

    INSTRUCTIONS FOR USE E.3 TRANSPORTATION The pump must be handled by means of a suitable mechanical hoisting device. The pump is protected by a packaging consisting of a rigid bottom (pallet) and a cardboard casing. The materials that make up the packaging are recyclable. E.4 HOISTING To hoist the pump, where necessary, use special straps by applying them as shown in the figure (lifting with overhead crane or crane).

  • Page 20: Finstallation

    INSTRUCTIONS FOR USE INSTALLATION F.1 GENERAL WARNINGS The operator responsible for machine installation must:  Be a person adequately trained and informed about the work they are about to do;  Use the personal protective equipment listed in paragraph F.2; ...

  • Page 21: Checks Before Installation

    INSTRUCTIONS FOR USE F.4 CHECKS BEFORE INSTALLATION Once removed from the packaging, check that the machine is free of abrasions or damaged parts. The materials that make up the packaging are recyclable. Check that the mains voltage is compliant with the one required by the motor. Check the diameter of the fittings to be connected to the pump.

  • Page 22: Connection With Product Receiving System

    INSTRUCTIONS FOR USE The electrical panel must be fitted for the control of electrical components. If the control panel is remote, install a start pushbutton and an emergency stop pushbutton near the pump. No means shall be provided to disable said controls from the electrical panel to be used for maintenance purposes.

  • Page 23: Pipes - Correct Installation

    INSTRUCTIONS FOR USE F.7 PIPES - CORRECT INSTALLATION FLUID PRODUCTS F.7.1 Set up the pump at the minimum distance from the suction tank (inlet). Arrange the delivery pipe (outlet) at an angle to facilitate the discharge of the pumped fluid VISCOUS PRODUCTS F.7.2 Set up the pump in positive suction head condition.

  • Page 24: Ginstructions For Commissioning - Operation - Shut-Down

    INSTRUCTIONS FOR USE G INSTRUCTIONS FOR COMMISSIONING - OPERATION - SHUT-DOWN G.1 GENERAL WARNINGS FOR NORMAL OPERATION OF THE MACHINE The operator must:  Be trained as required by the laws on safety in the workplace - for Italy see Legislative Decree 81/2008;...

  • Page 25: Personal Protective Equipment

    INSTRUCTIONS FOR USE G.2 PERSONAL PROTECTIVE EQUIPMENT The operator responsible for normal operation of the pump must use the following personal protective equipment: Pictogram Description Note FOOTWEAR Use of safety shoes to avoid the risks generated by falling materials. Gloves for hand protection available in case of manipulation of objects PROTECTIVE GLOVES that can cause damage or injuries.

  • Page 26: Start

     In case of insufficient motor power, do not increase the safety device settings beyond the plate limits. Check system data and contact Ragazzini Technical Service if necessary.  Do not operate the reverse flow valve with the pump running.

  • Page 27: Cleaning The Pipes

    INSTRUCTIONS FOR USE Cleaning the pipes G.6.3 Clean the pipes with fluids compatible with the material of the pump, the valves and the seals. Prolonged stops G.6.4 In case of prolonged stops it is necessary to:  Perform drainage.  Loosen the rod sealing “rings”.

  • Page 28: Htroubleshooting

    INSTRUCTIONS FOR USE H TROUBLESHOOTING PROBLEMS CAUSES SOLUTIONS THE PUMP DOES NOT PRIME The pump has been idle for a Leave pump running. After a short prolonged period and the procedure period it will work efficiently again. recommended in F6 was not carried If the problem occurs when drawing out beforehand fluid from an underground tank,...
  • Page 29 Incorrect connection of the three Swap any two phases in the OPPOSITE DIRECTION WITH phases in the connection to the connection. RESPECT mains INDICATED ON THE BELT COVER In case of problems not described above, contact the Technical Service of Ragazzini S.r.l. LM05EN002...

  • Page 30: Imaintenance

    NOTE: All the information on maintenance concerns solely and exclusively routine maintenance with actions designed to ensure correct daily operation of the machine. If extraordinary maintenance operations are required, contact Ragazzini S.r.l., which will provide specific information. WARNING: All machine maintenance operations must be carried out in a non-explosive atmosphere.

  • Page 31: Personal Protective Equipment

    INSTRUCTIONS FOR USE PERSONAL PROTECTIVE EQUIPMENT The pump maintenance operator must use the following personal protective equipment: Pictogram Description Note FOOTWEAR Use of safety shoes to avoid the risks generated by falling materials. Gloves for hand protection available in case of manipulation of objects PROTECTIVE GLOVES that can cause damage or injuries.

  • Page 32: Normal Wear Parts

    INSTRUCTIONS FOR USE NORMAL WEAR PARTS The operations described here below must be carried out by qualified and authorised personnel. The parts subject to wear for routine maintenance are the following:  Check valves.  Caps.  Gland rings.  Rods.

  • Page 33: Check And Replace The Rod Seal Rings (Gland)

    INSTRUCTIONS FOR USE  Remove the retainer (4) and unscrew the crown nut (5).  Remove the piston holder (6) and the cap (7).  If necessary, replace the worn caps with new ones (see the table in paragraph J.3). ...

  • Page 34: Replacement/Adjustment Of The Belts

    INSTRUCTIONS FOR USE REPLACEMENT/ADJUSTMENT OF THE BELTS WARNING: The tensioning of the belts must be checked every 200 working hours. For new pumps and/or belts it is necessary to check the tensioning after a few days of work.  Completely unscrew the screws (1) on the sides of the belt cover (2) and remove the belt cover.

  • Page 35: Motor / Gearbox

    INSTRUCTIONS FOR USE MOTOR / GEARBOX MOTOR I.7.1 Follow the attached maintenance instructions or visit the manufacturer's website. ATEX version I.7.1 Refer to the documentation contained in the documents folder attached to the machine. GEARBOX I.7.2  Periodically check the oil level in the DRAIN gearbox through the inspection glass PRESSURE...

  • Page 36: Components Maintenance - Pump Atex Version

     If the oil level plug is to be replaced, a new plug with the same characteristics must be installed. Use exclusively original spare parts by Ragazzini S.r.l.  If the belts must be replaced (ATEX certified in category 1 or 2), new belts with the same characteristics must be installed.

  • Page 37: Jspare Parts

    INSTRUCTIONS FOR USE SPARE PARTS J.1 HOW TO ORDER SPARE PARTS To avoid misunderstandings and/or shipment of parts that are unsuitable for the intended purpose, include the following identification data in your request of original spare parts:  Pump model. ...

  • Page 38: Spare Parts List

    INSTRUCTIONS FOR USE J.3 SPARE PARTS LIST HAZARD: For spare parts for ATEX version pumps refer to paragraph I.8 “COMPONENTS MAINTENANCE – PUMP ATEX VERSION”. Pos. Description ATEX Code  WASHER 95/27/4 A9041160A  RC2MxI SHAFT A1020303A  6NCM STUFFING NUT A2010381A ...

  • Page 39: Seals

    • Expected durability • Operating pressure CAPS VALVES RINGS Caps J.4.1 Usability request made directly to Ragazzini S.r.l. when ordering. Leather caps:  Material suitable for wine and must  Good adaptability to possible scuff marks of the cylinder ...

  • Page 40: Rings

    BLUE SPHERE VALVE D 80 BC00M0080 WHITE SPHERE VALVE D 80 BC00T0080 Rings J.4.3 Usability request made directly to Ragazzini S.r.l. when ordering. WARNING: The gland rings are pre-formed; fit them with staggered notches. RAMIE + PTFE (STANDARD or with new rods):  Non-toxic ...

  • Page 41: Summary Table

    INSTRUCTIONS FOR USE Summary table: J.4.4 LM05EN002...

  • Page 42: Kdemolition And Disposal

    INSTRUCTIONS FOR USE K DEMOLITION AND DISPOSAL K.1 GENERAL WARNINGS CONCERNING DEMOLITION AND DISPOSAL OF THE MACHINE WARNING: Machine demolition operations must be carried out in a non-explosive atmosphere. Special and hazardous waste K.1.1  Special waste means residues deriving from industrial processes, materials from the demolition of machines and of deteriorated and obsolete equipment.

  • Page 43: Sorting The Materials

    Disposal must be carried out in compliance with the national regulations in force in the country where the machine is used. Dispose of lubricants in specific locations, intended for the specific purpose. All electrical and electronic components are purchased by Ragazzini S.r.l. and have already been certified in compliance with Directive 2011/65/EU (RoHS) by their respective manufacturers.

  • Page 44: Lpump Optional Configurations

    INSTRUCTIONS FOR USE PUMP OPTIONAL CONFIGURATIONS Optional configurations and accessories available for the piston pump are as follows:  Pump complete with electric motor and drive components;  Pump complete with electric motor, drive components and electric control panel;  Connection fittings with DIN, ENO or MACON connectors (and other types of connections on request);...

  • Page 45: Pressure Switch

    INSTRUCTIONS FOR USE L.2 PRESSURE SWITCH Differential pressure switch for line pressure control. Technical data L.2.1 Adjustment range: 0,5 ÷ 8 bar (1) Differential trip: 0,3 ÷ 5 bar (2) Sensitivity threshold: 0,2 bar (3) Max permissible pressure: 30 bar Contact ratings: 24 V;...

  • Page 46: Mideal Characteristic Performance Of The Piston Pump

    INSTRUCTIONS FOR USE M IDEAL CHARACTERISTIC PERFORMANCE OF THE PISTON PUMP Chart relating to the operation of the pump driven by frequency converter. Hl/h FLOW RATE (in hectoliters/hour) FLOW% SUCTION HEAD (meters of water column) PUMP REVOLUTIONS PER MINUTE These characteristic curves were plotted by pumping pure water (low dissolved gases) at 20°C, pressure of 1 atm, under a low positive head condition and with hoses of identical diameter to the diameter of the pump connections...

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