Use and Maintenance Manual for Scraped
Contents
1. Ga A Scraped surface wine cooler with air cooled remote condenser mod 15 000 120 000 Wine cooler scraped surface condensato ad aria con condensatore remoto mod 160 000 240 000 Rasch 02 02 1 1 12 2 4 Danger zones When the machine is in operation certain areas i e the product inlet and AN outlet pipes the compressor head and the related piping see Figure 2 can reach dangerous temperature levels To prevent the risk of scalding never touch these parts without adequate personal protective equipment Danger zones Figure 2 2 5 Electric wiring All the machines require a three phase power supply In compliance with current legislation it is necessary to install a safety device not included in the supply on the power supply line to the electric switchboard Make sure that the system supplies electrical energy with the characteristics required by the machine as specified on the nameplate situated near the switchboard For the scraped surface wine coolers with air cooled condensers mod 15 000 and 20 000 the connection to the mains must be made using the cable complete with the plug already fitted at the factory For all the other models the connection to the mains power supply must be made at the terminal board situated inside the control panel on terminals L1 L2 L3 plus the neutral where applic2. Figure 4 Set the inlet temperature to the required temperature minus half the temperature difference parameter 03 Example if the feed pump has a capacity sufficient to achieve a temperature difference of 3 C between the heat pump s inlet and outlet temperatures and you want a final temperature of 30 C the inlet temperature setting must be final temp 30 C 1 5 C equating to the temperature difference 28 5 C The outlet temperature must be set at a value equating to the product s freezing point Rasch 02 02 4 Starting and stopping the machine 4 1 Control panel This machine is fitted with an electronic microprocessor controlled device for monitoring and managing the functions and components The operator can monitor and manage all the machine s functions simply with the aid of the buttons on this panel In particular the following operations can be performed 1 Starting and stopping the machine Setting the working and antifreeze temperatures 3 Monitoring the machine s status STATUS button Alarms Eje e A HIGH PRESSURE A 8152 LINE 5 LOW PRESSURE HIGH PRESSURE R C U REFRIGERATION CONTROL UNIT The control panel is divided into two sectors The sector on the left mark
3. Use and Maintenance Manual for Scraped Surface Wine Coolers and Heat Pumps DELLA TOFFOLA Rasch 02 02 Read all the following safety recommendations very carefully before undertaking any action whatsoever with your machine FIRST LEARN AND THEN ALWAYS FOLLOW ALL THE SAFETY RECOMMENDATIONS Readthese safety recommendations very carefully before installing and using the machine Also read all the explanatory and warning signs attached to the machine itself Make sure thatthey are always easy to read replacing any damaged ormissing signs without delay Readthis manual carefully before using the machine to make sure that you are thoroughly familiar with how it works and allthe controls Never postpone learning this important information until you are already working with the machine Never allow any unauthorized persons unfamiliar with the equipmentto come into the vicinity or operate the machine Always keep this manual readily available so that anyone taking action on the machine can refer to it Ifthe machine 15 sold or transferred to third parties itis compulsory to hand over the related technical documentation use and maintenance EXPLANATION OF THE SYMBOLS Several symbols are used in this manual and on the machine itself accompany hazard warnings and safety recommendations These warnings and recommendations serve primarily to ensure the safety of Installers Technicians and O
4. Before taking any action on the scraped surface wine cooler or heat pump it is essential for the operator to be able to carry out all the operations described in this manual and to know how to repeat them every time he uses the machine Always keep the instruction manual readily available when working with the machine Special attention must be paid to the safety recommendations relating to the use of the machine The operator s personal safety depends largely on his understanding and implementing these safety recommendations The manufacturer accepts no liability for any damage caused directly or indirectly to persons or property as a result of failure to comply with the recommendations of this user manual or the taking of any action other than as described herein O Routinely check the efficiency of the safety devices limit switches pressure switches O Never remove the safety devices with the machine in operation and never change their settings O Never take any action on the machine other than as specified in this manual O For operating problems not considered in this manual contact your nearest customer support service In particular the operator must follow the general safety recommendations set out below 1 On receipt of the machine it is the customer s responsibility to make sure that it shows no signs of damage and there are no missing parts If this is not the case a complaint must be ledged imme
5. devono essere costruiti e utilizzati tenendo presente alcune regole fondamentali per prevenire i fenomeni corrosivi ed i fenomeni incrostanti 1 Sepossibile il circuito dovrebbe essere costruito utilizzando tubi di un solo metallo oppure con il minor numero possibile di metalli 2 Nel caso ci siano pi metalli tra di essi dovrebbero essere interposti appositi raccordi in teflon o altro materiale plastico La lunghezza del raccordo che viene interposto deve essere pari o superiore a 5 volte il diametro della tubazione con una lunghezza minima di 200 mm 3 tubazioni del circuito devono essere dimensionate in base alle velocit di flusso compatibili con i vari metalli in modo da ridurre al minimo l abrasione causata dal liquido in movimento Acciaio al carbonio 0 7 1 5 m s Acciaio zincato 0 7 2 0 m s Acciaio inox 0 7 2 5 m s Leghe di rame 0 7 2 5 m s Se i circuiti sono costruiti con tubi di metalli diversi la velocit di flusso dovrebbe variare fra 1 1 5 m s Con velocit di flusso inferiori a 0 7 m s si favoriscono i depositi con velocit di flusso superiori a 1 5 m s si favorisce la corrosione meccanica dell acciaio al carbonio che a sua volta si deposita sulle superfici di metalli diversi nelle parti a pi bassa velocit innescando un fenomeno elettrochimico irreversibile 4 Tu diverse masse metalliche del circuito devono essere collegate a terra elettricamente e la resistenza verso terra deve essere inferiore
6. in normal operation maintenance 15 000 600 600 3000 600 2600 The distance between the ceiling and the machine must be at least 3000 mm Scraped surface wine cooler and heat pump with air cooled condenser gt 7 7 2 a Y 2 7 A AN JP FE D mm D MODEL A mm B mm C mm od Lu for extraordinary maintenance 20 000 4000 600 1100 600 2600 40 000 4000 600 1100 600 3600 60 000 5000 600 1100 600 4000 The distance between the ceiling and the machine must be at least 4000 mm Scraped surface wine cooler with water cooled condenser 2 2 n Pg v D mm D mm MODEL mm B mm C mm for extraordinary in normal operation imaintenanc 15 000 600 600 1100 600 2600 20 000 600 600 1100 600 2600 40 000 600 600 1100 600 3600 60 000 600 600 1100 600 4000 The distance between the ceiling and the machine must be at least 2000 mm Scraped surface wine cooler with air cooled remote condenser F UU ae A D mm D mm MODEL A mm B mm C mm for extraordinary in normal operation Mairitendnes 15 000 600 1000 1100 1100 2600 20 000 600 1000 1100 1100 2600
7. 2 0 m s Acier inox 0 7 2 5 m s Alliages de cuivre 0 7 2 5 m s Si les circuits sont construits avec des conduites constitu es de diff rents m taux la vitesse de flux doit varier entre 1 et 1 5 m s Avec des vitesses de flux inf rieures 0 7 m s on favorise les d p ts avec des vitesses de flux sup rieures 1 5 m s on favorise la corrosion m canique de l acier au carbone dont les produits se d posent leur tour sur les surfaces des m taux diff rents dans les parties vitesse plus faible ce qui amorce un ph nom ne lectrochimique irr versible 4 pus les diff rentes masses m talliques du circuit doivent tre lectriquement reli es la terre et la r sistance la terre doit tre inf rieure 2 ohm 5 On doit analyser l eau qui est utilis e dans le circuit et v rifier aux temp ratures minimale et maximale d utilisation l indice de Langelier entartrage ou corrosion qui permet de s lectionner le traitement chimique permettant d inhiber la corrosion chimique la pr cipitation des sels peu solubles l agglom ration des solides en suspension la croissance des microorganismes et des algues ES Los circuitos de enfriamiento o calentamiento cerrados presurizados o bajo presi n atmosf rica tienen que ser fabricados y usados recordando algunas reglas b sicas para prevenir los fen menos de corrosi n e incrustaci n 1 ser posible el circuito tiene que ser realiza
8. a 2 ohm 5 Si deve analizzare l acqua che viene utilizzata nel circuito e verificare alla temperatura minima e massima di utilizzo l indice di Langelier incrostante o corrosiva che permette di selezionare il trattamento chimico idoneo ad inibire la corrosione chimica la precipitazione dei sali poco solubili disperdere o filtrare i solidi Trid controllare la crescita microbiologica e algale EN The positive or ambient pressure closed cooling or heating circuits must be constructed with certain fundamental rules in mind for the prevention of corrosion and fouling phenomena 1 If possible the circuit should be made using only pipes made of the same type of metal or with as few types of metal as possible 2 If several types of metal are used special connectors made of Teflon or another plastic material should be inserted between the pipes The length of each connector inserted between pipes made of differenttypes of metal must be at least 5 times the diameter of the piping concerned with a minimum length of 200 mm 3 The circuit piping must be sized so that the flow rates are compatible with the various metals in order to reduce any abrasion caused by the fluid circulating inside the pipes to a minimum Carbon steel 0 7 1 5 m s Galvanized steel 0 7 2 0 m s Stainless steel 0 7 2 5 m s Copper alloys 0 7 2 5 m s If the circuits contain pipes made of different metals the flow rate should range between 1 and 1 5 m
9. for leaks The tank containing the fluid to chill is connected to coupling 16 while the tank for receiving the chilled product is connected to coupling 19 see components drawing on page 25 3 How to set the working parameters 14 3 1 Choosing the working method according to the type of plant Depending on the version concerned the scraped surface wine coolers are suitable either for CHILLING alone or for CHILLING HEATING wine and must using two different methods 1 SINGLE PASSAGE the fluid flows just once through the scraper cylinder and is cooled to the required temperature The wine cooler is consequently situated between the tank containing the fluid to cool and the tank for collecting the cooled fluid IMPORTANT Using this approach it is essential to use a feed pump of suitable capacity not provided with the cooler that enables the fluid to be chilled to the required temperature Excessively low flow rates cause the wine cooler to stop due to the reaching of the minimum cooling temperature antifreeze SET POINT see page 18 REPEATED PASSAGE the fluid is cooled to the required temperature by repeated passages through the scraper cylinder In this case only one tank is involved connected both to the inlet and to the outlet of the wine cooler Using this method you need to use a feed pump with a capacity that ensures a temperature difference between the inlet and the outlet of 2 3 C With a heat pum
10. manual resets may make the guarantee null and void Turn the machine off in the event of a persistent failure or malfunction Before starting a new working cycle make sure the electrical cable connections are undamaged and correctly connected power cords plugs etc If any damage is detected do not attempt to repair it yourself contact an authorized electrician or service center Do not perform any operation or take any action on the machine that is not described in this manual Promptly notify the technician of any alarm occurring on the machine Always disconnect the machine from the mains power supply before carrying out any servicing or repairs This is essential to prevent any risk of accidental start ups which may cause injury to persons and or damage to property Wear suitable protective equipment gloves goggles etc when servicing the machine Regularly service the machine as specified in this user manual If the machine is located in a closed room wear suitable hearing protection Never use your hands to check for leaks Never touch the areas marked with temperature warnings see Figure 2 Rasch 02 02 1 3 Recommendations concerning these instructions Given the numerous variables that can affect the operation of the machine it is extremely difficult to provide unequivocal recommendations on the best way to handle the various operations However once you have gained a little experience on the use of t
11. power supply must coincide with the rated value 10 2 7 Water connections The coolers with water cooled condensers need a water supply line If a suitable well is available make the connection as illustrated in Figure 3A alternatively if the water is obtained from a cooling tower connect this to the condenser as shown in Figure 3B Connection for condensers fed with cooling water E from a well Regulator valve 5 Connection for condensers fed with water from a O cooling tower Figure 3 Rasch 02 02 1 3 2 8 Preliminary operations before start up The wine cooler or heat pump must be properly connected to the various tanks to which it sends the product being processed and also to a number of accessories Both fixed steel pipe and mobile flexible plastic conduit connections can be used Rigid connection piping must be fixed independently from the machine so that its weight does not come to bear on the couplings Use flexible couplings to connect the rigid pipes in order to prevent the reciprocal transmission of vibrations The piping must be compatible with legal requirements concerning the product to be processed e g suitable for beverages or aggressive liquids The piping must be suitably sized with a diameter proportional to the flow rate of the machine and never smaller than the corresponding couplings Whatever type of fixed or mobile piping you use routinely check the couplings
12. redatte in lingua Italiana e quindi tradotte nella lingua richiesta dal Cliente Tali traduzioni vengono eseguite con la dovuta diligenza e fornite poi al Cliente con le riserve di prassi La Della Toffola S p A non fornisce alcuna garanzia sulle traduzioni realizzate da essa stessa o per suo conto Viene riconosciuta come ufficiale la versione aggiornata della pubblicazione in lingua Italiana Per eventuali informazioni il Cliente pu contattare la Rete di Assistenza o direttamente la Della Toffola S p A Della Toffola S p A Tutti i diritti sono riservati The information contained in this publication is provided for use solely as a guideline and is intended as a brief summary Della Toffola S p A may make changes at any time based on normal technological and commercial development without thereby altering the essential features of the product The instructions are originally written in Italia and then translated into the language requested by the customer These translations are carried out with due diligence and supplied to the customer with all due reservations Della Toffola S p A does not offer any guarantee on the translations performed in house or on its behalf The updated version ofthe publication in Italian shall be considered the official document For any further information the customer may contact the Service network or Della Toffola S p A Directly Della Toffola S p A All rights reserved Die in der vorl
13. the LED hx100 comes on this means that the value of the reading must be multiplied by 100 22 COMPRESSOR 2 WORKING HOURS if any The display shows how many hours the compressor has been running If the LED hx100 comes on this means that the value of the reading must be multiplied by 100 40 INLET TEMPERATURE PROBE This indicates the real time value of the temperature detected by the probe installed at the inlet for the fluid to cool 42 OUTLET TEMPERATURE PROBE This indicates the real time value of the temperature detected by the probe installed at the outlet for the cooled fluid 19 20 4 5 Alarms WARNING The connection to the mains like all other ordinary and extraordinary action on the wine cooler s electrical circuitry must be done by a specialist and the mains power supply must be consistent with the current standards CEI etc and legal requirements It is important to remember that it is compulsory to earth the machine In the event of any failure immediately after starting the machine or while it is in operation the left hand display flashes on and off indicating a code that enables the cause of the failure to be identified IMPORTANT If the machine indicates a malfunction or alarm do not perform a manual reset until you have ascertained and overcome the cause of the malfunction Repeated manual resets can make the guarantee null and void The malfunction identification c
14. 2 Rasch 02 02 E21 Automatic CIRCUIT 2 HIGH PRESSURE SWITCH TRIPPED e check power supply to fans e Check for any obstructions in the condenser in cooling mode e Check the condenser capacity E22 Automatic CIRCUIT 2 LOW PRESSURE SWITCH e check the evaporator capacity in cooling mode e Check for any obstructions in the evaporator battery heat pump E23 Manual COMPRESSOR 2 THERMAL RELAY OR KRIWAN PROTECTIVE DEVICE TRIPPED e compressor malfunction call in technical support service E25 Automatic CIRCUIT 2 ANTIFREEZE ALARM TRIPPED e Check fluid flow rate to evaporator e check hydraulic pump operation e Check suitability of temperature settings E26 Automatic CIRCUIT 2 OUTLET TEMPERATURE PROBE FAILURE e probe malfunction call in technical support service E40 Automatic INLET TEMPERATURE PROBE FAILURE e probe malfunction call in technical support service E41 Manual COMPRESSOR 1 OR 2 if any OIL PRESSURE SWITCH TRIPPED e press the plastic pin on the pressure switch on compressor 1 or 2 then switch the machine off ON OFF and on again with the button If the compressor fails to start again after resetting wait for a few minutes and then press the pin again 21 5 Servicing operations 22 To ensure a continuous and trouble free use of the machine the operator must follow a few simple rules that will g
15. 40 000 600 1000 1100 1100 3600 60 000 600 1000 1100 1100 4000 80 000 600 1000 1100 1100 3600 120 000 600 1000 1100 1100 4000 The distance between the ceiling and the machine must be at least 2000 mm Rasch 02 02 Scraped surface wine cooler with air cooled remote condenser fr D y euni DE D mm D mm MODEL A mm B mm C mm for extraordinary in normal operation maintenance 160 000 1100 1000 1100 1100 3600 240 000 1100 1000 1100 1100 4000 The distance between the ceiling and the machine must be at least 2000 mm 2 3 Working space around the machine The figure below shows the spaces generally needed around the machine for normal working operations A Area for operating the valve if manual and for mobile and fixed hydraulic connections B Area for monitoring the proper operation of the fans Area for operating and checking the electric devices D Area for operating valves hydraulic connections and electric devices E Control area F Area for monitoring proper operation of machine parts Rasch 02 02 9 10 Yo Scraped surface wine cooler with air cooled condenser Mod 15 000 Wine cooler scraped surface condensato ad aria mod 20 000 60 000 Scraped surface wine cooler with water cooled condenser Rasch 02 02
16. EIN EVENTUELLER SALZGEHALT IM WASSER DAS AUS BRUNNEN INSBESONDERE AUS SOLCHEN DIE SICH IN MEERESNAHE BEFINDEN ENTNOMMEN WURDE WIRKT KORROSIV AUF EDELSTAHL ATTENTION POUR LE REMPLISSAGE DE CET APPAREIL N EMPLOYER QUE DE LEAU AYANT LES CARACT RISTIQUES SUIVANTES e TENEUREN CHLORE Cl NE D PASSANT PAS 20 30 mg l ppm e SI LEAU A T ADOUCIE DURET NE DOIT PAS ETRE INF RIEURE 7 10 DEGR S FRANCAIS F 4 6 DEGR S ALLEMANDS dGH e ATTENTION AUX EAUX PROVENANT DE PUITS SURTOUT DANS LES ZONES PROCHES DE LA MER l VENTUELLE SALINITE EST CORROSIVE POUR LP ACIER INOXYDABLE iATENCI N PARA LLENAR ESTE APARATO USAR SOLAMENTE AGUA CON LAS SIGUIENTES CARACTER STICAS e CONTENIDO DE CLORO Cl NO SUPERIOR A 20 30 mg l ppm e SI EL AGUA HA SIDO SUAVIZADA SU DUREZA NO DEBE SER INFERIOR A 4 6 GRADOS ALEMANES dGH 7 10 GRADOS FRANCESES F e TENER CUIDADO CON EL AGUA SACADA DE POZOS ESPECIALMENTE EN LAS ZONAS CERCANAS AL MAR LA SALINIDAD ES CAUSA DE CORROSION DEL ACERO INOXIDABLE ATTENZIONE DURANTE I PERIODI DI FERMO MACCHINA FARE ATTENZIONE ALLA TEMPERATURA AMBIENTE SE C LA POSSIBILITA CHE LA TEMPERATURA SCENDA A 0 C 32 F BISOGNA PREVENTIVAMENTE SVUOTARE TUTTA L ACQUA DEL CIRCUITO IDRAULICO PER EVITARE CHE LA FORMAZIONE DI GHIACCIO DANNEGGI COMPONENTI DELLA MACCHINA TALE PRECAUZIONE VA ADOTTATA SE NON ESISTONO SISTEMI DI PROTEZIONE COME LIQUIDI ANTIGELO O SISTEMI DI RISCALDAMENTO CAUTI
17. MPORTANT The water used for washing the machine must be considered as special waste and consequently handled stocked and disposed of in 4 compliance with current legislation in the country where the machine is installed Rasch 02 02 Rasch 02 02 5 2 Servicing wine coolers with water cooled condensers If a wine cooler with a water cooled condenser is left even for brief intervals at ambient temperatures below 0 C it is essential to empty the condenser beforehand The water normally used for cooling the condenser contains scale deposits that progressively build up on the inside of the heat exchanger pipes leading to an increase in the maximum pressure As and when necessary clean accurately with suitable scale removing chemicals 5 3 Lubrication Every 100 working hours approx grease the scraper shaft bearings at the greasing points provided see Figure 5 es Eon 0 um Ir ur Figure 5 23 e Jg 0 FIXED WHEELS SCRAPER SHAFT MOTOR PRODUCT OUTLET SIGHTGLASS COMPRESSOR 6 ELECTRIC CONTROL BOARD f RUBBER SCRAPER BLADES PRODUCT FEED VALVE f
18. NTE TODO EL AGUA DEL CIRCUITO HIDR ULICO PARA EVITAR QUE LA FORMACI N DE HIELO DANE LOS COMPONENTES DE LA M QUINA DICHA PRECAUCI N ES NECESARIA SIEMPRE QUE NO EXISTAN SISTEMAS DE PROTECCI N ADECUADOS TALES COMO L QUIDOS ANTICONGELANTES 0 SISTEMAS DE CALEFACCI N Contents 1 AAA PN 3 Ld AMVC O o eo 3 1 2 Safety iure 3 1 3 Recommendations concerning these instructions 2 L4 General descripta 5 li Allowable Uses tarro m n 5 1 6 Requirements for use with nu nennen 5 Installation requirements mL M 5 2 1 Lifting and handling the machine nee ehren 6 2 2 Dimensions of the room where the machine is installed esses 6 2 3 Working space around the machine unser see nero Pe Ph a een 9 24 Danger ZOO midi Dr ret 12 23 A ra operto ttes 12 2 5 Checking the phase Dalatee ad 13 2 7 Water Connections A ior oom em eve Rer bee Hin 13 2 8 Preliminary operations before start up ae ee 14 How to set the working parameters osoesessssonensnsnnunenenensunnnsnsnonennnnenunsnsnnenenenensunensnsnsnnsnsnenensnnsnsnunenne 14 3 1 Choosing the working method according to the type of plant esee 14 3 2 How to set the CHILLING parameters serrat rain 15 3 3 How to set the HEATING parameters 16 Starting and stopping the mach
19. NZA Per qualunque richiesta di informazioni interventi etc e sempre necessario comunicare il NUMERO DI MATRICOLA della macchina Non possibile fornire istruzioni precise o programmare interventi senza che sia fornito questo dato numero di matricola 6 anche stampigliato su una apposita targhetta fissata sulla macchina ASSISTANCE SERVICE For any request regarding information service etc it is always necessary to indicate the SERIAL NUMBER of the machine It is not possible to provide precise instructions or schedule servicing unless this information is communicated The serial number is printed on the plate fixed to the machine too KUNDENDIENST Bei allen Anfragen um Informationen Eingriffe usw stets die SERIENNUMMER der Maschine angeben Ohne diese Angabe k nnen keine exakten Informationen geliefert und keine Eingriffe geplant werden Die Seriennummer ist auch dem Typenschild auf der Maschine zu entnehmen SERVICE ASSISTANCE Pour toute demande d informations d interventions etc il faut toujours indiquer le NUMERO DE MATRICULE de la machine Il est impossible de fournir des instructions pr cises ou de programmer des interventions sans cette donn e Le num ro de matricule est estampill aussi sur la plaquette fix e sur la machine SERVICIO DE ASISTENCIA Para cualquier solicitud de informaci n de intervenciones u otros servicios indicar siempre el N MERO DE MATR CULA de la m quina Es imposible suministrar
20. ON WHEN THE MACHINE IS NOT IN USE PAY ATTENTION TO THE ROOM TEMPERATURE IF THERE IS A RISK OF THE TEMPERATURE FALLING TO 0 C 32 F IT IS ESSENTIAL TO EMPTY ALL THE WATER FROM THE HYDRAULIC CIRCUIT TO AVOID ANY ICE FORMING AND DAMAGING THE MACHINE COMPONENTS THIS PRECAUTION IS NECESSARY WHENEVER NO OTHER MEANS OF PROTECTION HAVE BEEN PROVIDED SUCH AS ANTIFREEZE FLUID OR HEATING SYSTEMS ACHTUNG W HREND DER STILLSTANDZEITEN DER MASCHINE IST AUF DIE RAUMTEMPERATUR ZU ACHTEN BESTEHT DIE M GLICHKEIT DASS DIE TEMPERATUR AUF 0 C 32 F SINKT IST ZUVOR DAS SICH IM HYDRAULIKKREISLAUF BEFINDLICHE WASSER VOLLKOMMEN AUSZULASSEN DAMIT SICH BILDENDE EISSCHICHTEN NICHT DIE KOMPONENTEN DER MASCHINE BESCHADIGEN DIESE VORSICHTSMABNAHME IST IMMER DANN ZU TREFFEN WENN KEINE FROSTSCHUTZMITTEL ODER HEIZSYSTEME ZUR ANWENDUNG KOMMEN ATTENTION PENDANT LES P RIODES D ARR T MACHINE FAIRE ATTENTION ALA TEMP RATURE AMBIANTE S IL SE PEUT QUE LA TEMPERATURE DESCENDE A 0 C 32 F IL FAUT AU PREALABLE VIDANGER TOUTE L EAU DU CIRCUIT HYDRAULIQUE AFIN D EVITER QUE LA FORMATION DE GLACE N ENDOMMAGE LES COMPOSANTS DE LA MACHINE CETTE PR CAUTION DOIT TRE ADOPT E S IL N EXISTE PAS DE SYSTEMES DE PROTECTION TELS QUE DES LIQUIDES ANTIGEL OU DES DISPOSITIFS DE CHAUFFAGE iATENCI N MAE LAS TEMPORADAS DE PARO DE LA M QUINA HAY QUE PRESTAR ATENCI N A LA TEMPERATURA DEL SI ES POSIBLE QUE BAJE HASTA 0 C 32 F HAY QUE VACIAR PREVIAME
21. SPECTION OF THE GOODS ON RECEIPT When it is delivered the machine must be checked by the Customer to identify any signs of damage that it may have suffered in transit and ensure that the machine is complete in every part as listed on the order form If there are signs of damage make an immediate note of the anomalies detected on the transport document delivery note or CMR adding the wording RECEIVED WITH RESERVE DUE TO EVIDENT DAMAGE TO THE MACHINE Delivery ex works includes insurance coverage for any damage in accordance with the Italian law 450 of 22 08 1985 Compensation limit In the event of complaints the Customer must be able to produce an adequate photographic documentation ofthe most obvious damage GUARANTEE The Manufacturer guarantees the machine for the period indicated in the order form The GUARANTEE consists exclusively in the replacement or repair free of charge of any parts acknowledged as being defective The GUARANTEE does not cover electrical parts The GUARANTEE is valid only if all installation and usage instructions have been followed not only those stated by the Manufacturer but also those suggested by current practice The GUARANTEE becomes null and void in the event of any servicing procedures being undertaken by personnel not authorized by the Manufacturer Ifthe machine alarm sounds or one ofthe automatic safety devices is tripped the machine must not be reset manually until the cause ofthe shutdown ha
22. able Also make sure that the lifting apparatus used to unload and move the machine has a sufficient load bearing capacity Never attempt to lift the machine using apparatus that is inadequate or not functioning perfectly The machine can be lifted and moved with the aid of a fork lift truck Figure 1 Pay attention to ensure that the forks do not cause strain on any deformable components or electric cables 4 Figure 1 Wheel mounted models can easily be moved once they have been placed on the floor 2 2 Dimensions of the room where the machine is installed For a straightforward and safe use and maintenance of the machine it is important to allow for the following minimum spaces in the room where the machine is installed see figures below In addition to the minimum dimensions specified the room where the machine is installed must ensure an adequate air circulation while nonetheless protecting the machine from the weather Comply with all these requirements especially for the wheel mounted wine coolers with air cooled condensers Rasch 02 02 Scraped surface wine cooler and heat pump with air cooled condenser a P e A A OS D mm D mm MODEL mm C mm for extraordinary
23. able and the earthing connector IMPORTANT The operator must restrict himself to taking action on the controls he must never for any reason open the switchboard WARNING AN The connection to the mains like all other ordinary and extraordinary action on the wine cooler s electrical circuitry must be done by a specialist and the mains power supply must be consistent with the current standards CEI etc and legal requirements It is important to remember that it is compulsory to earth the machine as well as the electric circuit Never use cables of inadequate cross section or provisional connections not even for limited periods of time Rasch 02 02 2 6 Checking the phase balance Do not operate the electric motors if the voltage unbalance between the phases is greater than 3 Use the following formula to check the balance voltage unbalance max voltage shift from mean X 100 mean voltage A B Example rated mains voltage 400V 3 50 Hz AB 409V BC 398V AC 396V mean voltage AP 401V 3 How to calculate the percentage of unbalance 409 401 401 96 voltage unbalance X 100 1 99 This value is acceptable because it is less than the maximum allowable i e 396 IMPORTANT If the mains voltage has an unbalance greater than 3 contact the Electricity Board Operating the machine with a voltage unbalance between the phases greater than 396 makes the GUARANTEE NULL AND VOID The mains
24. avec diligence et fournies au Client sous toutes r serves Della Toffola S p A ne fournit aucune garantie sur les traductions effectu es son int rieur ou pour son compte La version mise jour de la publication en langue italienne est consid r e la version officielle Pour tout renseignement le Client peut contacter le R seau de Service apr s vente ou directementla soci t Della Toffola S p A Della Toffola S p A Tous droits r serv s Los datos contenidos en esta publicaci n son s lo indicativos y est n expresados de una forma sint tica Della Toffola S p A podr modificarlos en cualquier momento debido a normales pr cticas de desarrollo tecnol gico y comercial sin que ello altere las caracter sticas esenciales del producto Las instrucciones se redactan en italiano y luego se traducen al idioma pedido por el Cliente Las traducciones se efect an con el m ximo esmero pero son entregadas al Cliente con las normales reservas de estos casos Della Toffola S p A no presta ninguna garant a sobre las traducciones realizadas por la empresa misma o por su cuenta Se reconoce como oficial la versi n actualizada de la publicaci n en italiano Para m s informaci n el Cliente puede dirigirse a la Red de Asistencia o directamente a Della Toffola S pA Della Toffola S p A Reservados todos los derechos di Matricola Serial Number Seriennummer N de Matricule de Matr cula SERVIZIO ASSISTE
25. cted by a barrier situated at least 2 m away from its outer edge OPERATORS and TECHNICIANS may access the area where the machine is used providing they are adequately clothed and equipped with the personal protective equipment specified by law safety shoes gloves helmet etc The INSTALLER s personnel or any visitors must always be accompanied by an OPERATOR Unauthorized personnel must never be allowed to remain alone in the vicinity of the machine The place of installation must be made inaccessible to children OPERATORS shall restrict themselves to taking action on the machine s controls so they must not open any ofthe panels except for the one for accessing the controls if any The INSTALLER shall restrict himself to taking action on the connections between the plant and the machine so he must not open any panels or operate any controls In all handling usage servicing or repairs on the machine it is compulsory to comply with all current safety standards in the country where the machine is used This applies both to the equipment and to the operating methods adopted Always disconnect the electric power supply before taking any action to install service repair or move the machine This is of fundamental importance to prevent the risk of death severe injury and extensive damage to the plant In certain stages of normal use some of the containers comprising the machine are under pressure e g the filter vessel plenum chamber
26. d once they are on the ground To prevent any risk of crushing only move the machine by pushing it never by pulling it so that nobody can ever come to be in the path of the machine as it moves Anyone handling the machine must be supervised by another person uninvolved in the procedure who shall keep a constant watch to ensure that no obstacles or persons get in the machine s way and no other hazardous situations occur This supervisor must promptly alertthe person moving the machine of any hazards so thatthe machine can be stopped immediately The surface on which the machine slides like the surface on which it is used must meet all the essential safety requirements it must be perfectly horizontal and smooth with nothing to interfere with the machine s movements Check in advance to ensure that the whole distance to cover with the machine meets all the above mentioned requirements Make sure that the sliding and supporting surfaces have a load bearing capacity sufficient to withstand the weight of the machine both empty and in use Any discontinuity in the floor e g expansion joints grids and manholes must meetthe specified requirements Never for any reason whatsoever lift the machine by any hoisting points other than those indicated Beforethe machine is used it must always be immobilized using the fixing devices provided The machine must be placed in an area accessible only to the OPERATORS and TECHNICIANS failing this it must be prote
27. diately with the carrier 2 The machine is tested according to a specific procedure at the manufacturer s premises All subsequent tests on the performance of the system must only be done by reproducing and maintaining the same conditions 3 The machine must be handled used serviced and repaired in strict compliance with current accident prevention requirements in the country where it is installed This applies both to the equipment 3 involved and to working practices Never touch air cooled condensers unless you are wearing protective gloves All safety requirements must be satisfied as regards the room where the machine is installed and adequate lighting arrangements The machine must not be installed in an area liable to electromagnetic fields stronger than those specified by the directive 89 339 Any action taken on the machine installation maintenance repairs shifting while it is powered may lead to serious and even fatal personal injury Start the machine only after making sure that it is correctly connected to the system Make sure of the correct positioning of the guards covering the moving parts before starting the machine Do not move the machine during a normal working cycle In the event of the machine signaling a malfunction or alarm do not perform a manual reset before you have ascertained and overcome the cause of the malfunction Repeated
28. do usando tubos de un solo metal o con el menor n mero posible de metales diferentes 2 Sise usan varios metales entre ellos hay que interponer especiales empalmes de tefl n u otro material pl stico La longitud del empalme interpuesto tiene que ser igual o superior a 5 veces el di metro de la tuber a con una longitud m nima de 200 mm 3 Las medidas de las tuber as del circuito tiene que ser determinadas de acuerdo con las velocidades de flujo compatibles con los diferentes metales de manera que se reduzca a lo m nimo la abrasi n causada por el l quido en movimiento Acero al carbono 0 7 1 5 m s Acero cincado 0 7 2 0 m s Acero inoxidable 0 7 2 5 m s Aleaciones de cobre 0 7 2 5 m s Si los circuitos est n realizados con tubos de metales diferentes la velocidad de flujo tiene que variar entre 1 y 1 5 m s Con velocidades de flujo inferiores a 0 7 m s se favorecen los con velocidades de flujo superiores 1 5 m s se favorece la corrosi n mec nica del acero al carbono que a su vez se deposita sobre las superficies de los metales diferentes en las partes donde la velocidad es m s baja y produce un fen meno electroqu mico irreversible 4 TaN ES diferentes masas met licas del circuito tienen que tener una conexi n el ctrica a tierra la resistencia de la tierra tiene que ser inferior a 0 2 ohmios 5 Hay que analizar el agua usada en el circuito y comprobar a la temperatura m nima y m xima de utilizac
29. ed by the numbers 1 and 2 contains the digital pressure switches that govern the pressure in the cooling circuits The machine can be fitted with one or two compressors in which case the control panel will contain two or four pressure switches respectively When the machine is in operation the pressure switch displays show the real time values of the pressures in the cooling circuits i e LOW minimum evaporation and HIGH maximum condensation IMPORTANT The purpose of these instruments is simply to show the pressures the operator must not take any action on the buttons alongside the displays The sector on the right is occupied by the wine cooler controls and a display divided into two sections that indicate the value and the code number of the parameter Rasch 02 02 1 7 4 2 Starting and stopping the machine IMPORTANT POWER ON THE WINE COOLER BY MEANS OF THE MAIN ON OFF SWITCH see figure AT LEAST 8 HOURS BEFORE STARTING THE WORKING CYCLE This is essential to ensure the proper operation of the wine cooler Failure to comply with this recommendation can lead to compressor malfunction After lengthy periods of inactivity or in the case of low ambient temperatures the preheating time should be extended proportionally In the water cooled versions make sure the water is circulating correctly in the condenser Wine coolers used in REPEATED PASSAGE mode enable the fermentation and stabilization temperatures to be controlled and
30. ed without first identifying and dealing with the problem that caused them Never remove the guards over moving parts while the machine is in operation Before starting the machine make sure all guards are correctly installed Routinely perform all the scheduled servicing operations Dispose of the packaging material for the machine at a suitable landfill taking particular care over any film and plastic bags which can expose children to the risk of suffocation Never release the processing waste deriving from the working process directly into the environment REGULATIONS FOR USING THE MACHINE IN THE FOODSTUFFS SECTOR Thefollowing considerations apply only to machines used with foodstuffs i e destined to come into contact with products for human consumption The machine in your possession has been designed and built to make it suitable for contact with foodstuffs and fluids in particular If in doubt aboutthe intended uses of your machine referto the relevant chapter in this manual For logistic reasons related to the phases prior to its use e g transport to the user s premises storage in warehouses etc it is impossible to guarantee the delivery of the machine in conditions suitable to enable its immediate use without an accurate preliminary sanitization This is the responsibility of the end user who may have to comply with any established protocols e g HACCP DEMOLITION AND DISPOSAL OF THE MACHINE Atthe end of its working
31. en Metallen verwendet werden sind zwischen diesen Anschlussst cke aus Teflon oder einem anderen Kunststoffmaterial zwischenzuf gen Die L nge der zwischenzuf genden Anschlussst cke muss entweder dem Durchmesser des Rohrs entsprechen oder f nf Mal h her als dieser sein Die Mindestl nge betr gt 200 mm 3 Die Rohrleitungen des Kreislaufs sind unter Ber cksichtigung der Durchflussgeschwindigkeiten auszulegen diese wiederum m ssen mit den verschiedenen Metallen kompatibel sein damit eine durch die durchstr mende Fl ssigkeit zur ckzuf hrende Reibung auf ein Minimum reduziert wird C Stahl 0 7 1 5 m s Verzinkter Stahl 0 7 2 0 m s Edelstahl 0 7 2 5 m s Kupferlegierungen 0 7 2 5 m s Setzen sich die Kreisl ufe aus Rohren zusammen die aus verschiedenartigen Metallen hergestellt wurden muss die Durchflussgeschwindigkeit zwischen 1 1 5 m s variieren Bei einer Durchs sdeschwindig weniger als 0 7 m s wird die Bildung von Ablagerungen Durchflussgeschwindigkeiten von mehr als 1 5 m s hingegen wird die mechanische Korrosion des C Stahls beg nstigt Der Kohlenstoff lagert ed bei gouge Geschwindigkeiten wiederum an den Flachen der verschiedenen Metalle ab und ruft somit eine irreversible elektrochemische orrosion hervor 4 Alle verschiedene metallische Massen des Kreislaufs m ssen elektrisch geerdet werden wobei darauf zu achten ist dass der Erdwiderstand weniger als 0 2 Ohm betr gt 5 Das Wasse
32. erosion type dosing units etc Never open such containers or remove any components connected to them before you have completely vented said pressure Venting must be done through the valves provided on the machine specifically for this purpose Never move the machine during normal working cycles Before each new working cycle make sure that any mobile electric connections power cords plugs etc are sound and efficient Ifthey show any signs of damage repairs must be made only by a specialized TECHNICIAN Never take any action not mentioned in this manual under your own initiative Connectthe machine to the mains electric power supply according to the recommendations of this manual Before starting the machine checkthe efficiency ofthe earthing forthe electric circuitry and machine frame or structure Never use power cords of inadequate cross section or provisional connections not even briefly and certainly notin the event of an emergency Startthe machine only after you have made sure of its perfectly safe connection to the systems providing the energy and anything else it needs to function properly mains electricity and water compressed gas supply water drainage network etc Keep a safe distance from any mechanical parts in motion e Immediately report any alarms or the tripping of any automatic machine safety devices to the TECHNICIAN Never manually reset the machine after an alarm or an automatic safety device has been tripp
33. he machine its great potential for meeting your every need will soon become self evident This manual contains the instructions for the standard version and it may be that the machine in your possession does not include certain components illustrated here or said components may be arranged differently from those illustrated without this affecting the efficiency and performance of your machine in any way 1 4 General description The wine coolers and heat pumps are composed of a frame for supporting one or more compressors the condenser units and the scraper cylinders The wine coolers are distinguished according to the type of condenser i e air cooled or water cooled and are used to cool the product while the heat pumps can also heat the product Unlike the air cooled version the water cooled machines have to be connected to a water supply line from a well or a cooling tower The scraped surface wine coolers and heat pumps are all similar from the constructional standpoint The difference between the various dimensions of the models is mainly a matter of different cooling capacities 1 5 Allowable uses The scraped surface wine coolers and heat pumps are designed and built for cooling and heating wine or must No other uses are allowable and the machine must never be used in any operations other than those described in this manual The machine is not suitable for use in environments with an explosive atmosphere 1 6 Requirement
34. i n el ndice de Langelier incrustaci n o corrosi n que permite seleccionar el tratamiento qu mico m s adecuado para inhibir la corrosi n qu mica inhibir la precipitaci n de sales poco solubles dispersar o filtrar los s lidos suspendidos controlar el desarrollo de microbios y algas ATTENZIONE PER IL RIEMPIMENTO DI QUESTO APPARECCHIO IMPIEGARE ESCLUSIVAMENTE ACQUA CON LE SEGUENTI CARATTERISTICHE e CONTENUTO DI CLORO Cl NON SUPERIORE A 20 30 mg l ppm e SELACQUA STATA ADDOLCITA LA SUA DUREZZA NON DEVE ESSERE INFERIORE A 7 10 GRADI FRANCESI F 4 6 GRADI TEDESCHI dGH e ATTENZIONE ALLE ACQUE PRELEVATE DA POZZI SOPRATTUTTO NELLE ZONE VICINE AL MARE LEVENTUALE SALINIT RISULTA CORROSIVA PER l ACCIAIO INOSSIDABILE CAUTION USE ONLY WATER WITH THE FOLLOWING FEATURES TO FILL THIS APPLIANCE e CHLORINE Cl CONTENT NO GREATER THAN 20 30 mg l ppm e IF THE WATER HAS BEEN SOFTENED ITS HARDNESS MUST BE NO LESS THAN 7 10 FRENCH DEGREES F 4 6 GERMAN DEGREES dGH e BEWARE OF WATER DRAWN FROM WELLS ESPECIALLY IN AREAS NEAR THE SEA ANY SALT CONTENT WILL CORRODE THE STAINLESS STEEL ACHTUNG F R DIE F LLUNG DIESER MASCHINE DARF AUSSCHLIESSLICH WASSER MIT FOLGENDEN EIGENSCHAFTEN VERWENDET WERDEN e DERCHLORGEHALT Cl DARF 20 30 mg l ppm NICHT BERSCHREITEN e DIE H RTE VON ENTH RTETEM WASSER DARF NICHT WENIGER ALS 4 6 DEUTSCHE GRAD dGH BZW 7 10 FRANZ SISCHE GRAD F BETRAGEN e
35. iegenden Ver ffentlichung enthaltenen Daten sind unverbindlich und in gek rzter Form wiedergegeben Die Firma Della Toffola S p A beh lt sich das Recht vor diese Daten jederzeit im Zuge der technischen Weiterentwicklung oder aus kommerziellen Gr nden zu modifizieren ohne allerdings die wesentlichen Eigenschaften des Produkts zu ver ndern Die Anleitungen werden in italienischer Sprache verfaBt und anschlieBend in die vom Kunden gew nschte Sprache bersetzt Diese bersetzungen werden mit der geb hrenden Sorgfalt ausgef hrt und dem Kunden mit den blichen Vorbehalten zur Verf gung gestellt Die Firma Della Toffola S p A haftet nicht f r die im eigenen Haus oder in ihrem Auftrag ausgef hrten bersetzungen Offizielle G ltigkeit hat die berarbeitete Version der Ver ffentlichung in italienischer Sprache F r weitere Informationen wenden Sie sich bitte an eine Kundendienststelle oder direkt an Della Toffola S p A Della Toffola S p A Alle Rechte vorbehalten Les donn es figurant dans cette publication sont fournies titre indicatif et exprim es en forme synth tique Della Toffola S p A pourra en tout moment apporter des modifications ventuelles suite au d veloppement technologique et commercial sans pour cela alt rer les caract ristiques essentielles du produit Les instructions sont r dig es en langue italienne et ensuite traduites dans la langue demand e par le Client Les traductions sont effectu es
36. indicaciones precisas o programar intervenciones sin este dato El n mero de matr cula se encuentra impreso tambi n en una placa especial aplicada a la m quina DELLA TOFFOLA Via Feltrina 72 31040 SIGNORESSA DI TREVIGNANO Tel 39 0423 6772 800 803276 email digroup delatofiola it Fax 39 0423 670 841 Direzione Uffici Commerciali Ufficio Amministrazione 39 0423 679 196 Ufficio Tecnico 39 0423 670 491 Ufficio Acquisti
37. ine oesesssnenenesenusnsnenenensonenenenssnsnenenenennsnenenesennensnenesssnenenssenssnsnenenene 17 AT Control panel os ar ER tn er lates hoe ood Cor 17 42 Starting and stopping the machine seen ae 18 43 How to set the TEMPERATURE parameters 18 4 4 Monitoring machine s status ask i 19 20 operations nennen 22 3 1 Servicing the tio 22 5 2 Servicing wine coolers with water cooled condensers eee 23 33 LUD TIC ATION ee ton irte aye dest i 23 Technical data een een er 24 Diagram of AAA 25 Control panel o 26 Rasch 02 02 1 Rasch 02 02 1 General information Rasch 02 02 1 1 Introduction This manual contains all the information you need for the proper use and maintenance of scraped surface wine coolers and heat pumps with air and water cooled condensers The operator must fully understand the information contained in this booklet since proper installation use and maintenance of the machine are essential to ensure the best results This manual forms an integral part of the machine and must therefore be kept with care in a place where it is quickly and easily accessible for consultation If the system is sold all the technical documentation supplied with the machine e g user manuals and electrical wiring diagrams etc must be forwarded to the new owner 1 2 Safety recommendations
38. life the machine must be demolished and disposed of THE MACHINE MUST ONLY BE DEMOLISHED AND DISPOSED OF BY ADEQUATELY TRAINED AND PROPERLY EQUIPPED PERSONNEL IN COMPLIANCE WITH THE FOLLOWING PROCEDURE 1 Divide the machine into its constituent parts separating the materials it is made of e mechanical parts reducers pump bodies etc e metalparts structure piping etc electrical parts e rubber parts e plastic and synthetic parts 2 All resulting materials must be treated and disposed of in accordance with the legal requirements in the country where the machine is used 3 All components contaminated by oil and oily residues must be considered as special waste and disposed of by authorized consortiums The same applies to the lubricants that periodically have to be changed e 4 Inthe event of the machine being placed out of commission even only temporarily it must be stored in an area inaccessible to children All circuit breakers and isolators must be segregated and disconnected Make a thorough check and release any built up residual energy e g liquids or gases under pressure inside containers or piping The machine must also be checked from the static standpoint to eliminate the risk of any single machine parts moving unexpectedly THE MANUFACTURER ACCEPTS NO LIABILITY FOR DAMAGE TO PERSONS OR PROPERTY DUE TO THE RE USE OF SINGLE MACHINE PARTS FOR ANY OTHER THAN THE ORIGINAL PURPOSES OR IN OTHER ASSEMBLY CONDITIONS IN
39. maintained Part of this function is performed by the feed pump which also has a recirculating function in this case that stops together with the wine cooler once the temperature setting has been reached The pump starts again on its own after an interval of about 40 minutes and then operates for about 5 minutes If an appreciable variation in the temperature of the fluid is detected during this time the wine cooler also starts again to restore the temperature to the required values Press the ON OFF RESET button The compressor will only start after several minutes because it is timer controlled The actual temperature of the fluid to chill is shown on the three digit display on the left hand side To switch off the system press ON OFF RESET WARNING N It is important to pay the utmost attention during the normal operation of the machine If it proves necessary to stop the machine immediately for any reason press the EMERGENCY STOP button 4 3 How to set the TEMPERATURE parameters The parameters that are displayed when you press the MENU button are listed in the table below UNIT OF PARAMETER DESCRIPTION MEASURE 02 COLD inlet temperature SET POINT C COOLING mode 03 HOT inlet temperature SET POINT C HEATING mode for heat pumps only 26 OUTLET ANTIFREEZE alarm temperature SET C POINT T PASSWORD for use only by technical support staff Rasch 02 02 Rasch 02 02 The procedure f
40. nlet and outlet temperatures and you want to obtain a final temperature of 4 C the inlet temperature to set will be final temp 4 1 C equating to 1 2 the temperature difference 3 C The outlet temperature setting on the other hand must be the same as the required temperature MINUS half the temperature difference and in any case never below freezing point Example if the feed pump has a capacity sufficient to achieve a temperature difference of 2 C between the inlet and outlet temperatures and you want to obtain a final temperature of 4 C the inlet temperature to set will be final temp 4 1 C equating to 1 2 the temperature difference 5 C 2 CHILLING for MUST The temperature setting criteria for must chilling are the same as for the tartaric stabilization of wines IMPORTANT Whatever method you choose the outlet temperature must never be lower than the specific freezing point of the product being processed 15 3 3 How to set the HEATING parameters In HEATING mode the heat pumps can operate only with the REPEATED PASSAGE option Depending on the operating mode these machines can warm or cool the product see Figure 4 Valve CLOSED COOLED PRODUCT OUTLET IN Valve OPEN A PRODUCT COOLING CIRCUIT Valve OPEN INLET FOR PRODUCT TO HEAT N Nr 660950 PRODUCT HEATING CIRCUIT
41. odes are as follows CODEON vor of LEFT HAND MEANING OF CODE AND WHAT TO DO DISPLAY RESET E00 Manual SCRAPER AND PRODUCT FEED PUMP MOTOR THERMOMAGNETIC CIRCUIT BREAKER TRIPPED e disconnect from the mains then open the switchboard and reset the relay by means of the button provided E01 Automatic CIRCUIT 1 HIGH PRESSURE SWITCH e check the power to the fans e check for any obstructions in the condenser in cooling mode e check the condenser capacity E02 Automatic CIRCUIT 1 LOW PRESSURE SWITCH e check the evaporator capacity in cooling mode e check for any obstructions in the evaporator battery heat pump E03 Manual COMPRESSOR 1 THERMAL RELAY OR KRIWAN PROTECTIVE DEVICE TRIPPED e compressor malfunction call in technical support service E04 THERMAL RELAY OR PROTECTOR TRIPPED e Ifa thermal relay has been tripped disconnect the Manual power supply and open the switchboard Reset the thermal relay by pressing the button situated above the relay concerned Automatic f a thermal protector has been tripped wait for a few minutes to allow for it to cool down E05 Automatic CIRCUIT 1 ANTIFREEZE ALARM TRIPPED e check fluid flow rate to evaporator e check hydraulic pump operation e check suitability of temperature settings E06 Automatic CIRCUIT 1 OUTLET TEMPERATURE PROBE FAILURE e probe malfunction call in technical support service Rasch 02 0
42. or inputting the required values is outlined below Turn on the unit by means of the ON OFF RESET button on the keyboard Press the MENU button e the right hand display shows the parameter 02 When you press the SET button E the right hand display begins to flash on and off lf you want to proceed with the selection of other parameters press the arrow keys A or SET Press the SET button again the value on the left hand display begins to flash on and off showing the previously established inlet temperature set point Pressing the arrow keys or gt enables you to change said value SET Press the SET button once again to memorize the new value or confirm the previous setting if you have made no changes Press the MENU button to abandon the list of parameters ON OFF Press the ON OFF RESET button to turn the unit off 4 4 Monitoring the machine s status The electronic microprocessor controlled device also provides useful information on the status of some of the machine s components To access this information press the STATUS button The right hand display immediately shows two digits that identify the code for the element you want to check To specify the code you require press the arrow keys 52 RIGHT HAND TYPE OF INFORMATION DISPLAYED DISPLAY 02 COMPRESSOR 1 WORKING HOURS The display shows how many hours the compressor has been running If
43. or wine coolers only REVOLVING WHEELS SCRAPER SHAFT COOLING CAVITY WALL heating for heat pump versions SCRAPER CYLINDER LIQUID SEPARATOR 0 1 3 WN D EVAPORATOR ASSEMBLY PRODUCT OUTLET VALVE heat pump versions only O PRODUCT INLET LIQUID RECEIVER 14 FAN PROTECTION GRID PRODUCT OUTLET Components of scraped surface wine cooler and heat pump with air cooled condenser mod 20 000 60 000 Rasch 02 02 6 O1 Electric control board EMERGENCY ALARM RESET PRESENCE MAIN ON OFF SWITCH LINE EF E A EJ 1132 e RCU REFRIGERATION CONTROL UNIT CONTROL PANEL PUMP POWER TAKEOFF 26 dati contenuti in questa pubblicazione sono forniti a titolo indicativo ed espressi in forma sintetica La Della Toffola S p A potr apportarvi in qualunque momento eventuali modifiche motivate dalle normali pratiche di sviluppo tecnologico e commerciale senza peraltro alterare le caratteristiche essenziali del prodotto Le istruzioni vengono
44. p in HEATING mode only the REPEATED PASSAGE method is possible Rasch 02 02 Rasch 02 02 3 2 How to set the CHILLING parameters Whatever the working method selected i e SINGLE PASSAGE or REPEATED PASSAGE you have to set the inlet and outlet temperature for the fluid In SINGLE PASSAGE mode depending on the temperature settings you can obtain two different types of process 1 TARTARIC STABILIZATION for WINE Set an outlet temperature 1 C less than the required final temperature parameter 26 see page 18 never set a temperature below freezing point Example temperature to obtain 4 C outlet temperature setting 5 C The inlet temperature setting must be the same as the outlet temperature setting CHILLING for MUST Select an outlet temperature to 2 C lower than the final temperature required parameter 26 see page 18 never set a temperature below freezing point Example temperature to obtain 15 C outlet temperature setting 13 C The inlet temperature setting must be the same as the outlet temperature setting Working in REPEATED PASSAGE mode the same two types of process are obtained but a different criterion is adopted for the temperature settings i e 1 TARTARIC STABILIZATION for WINE Set the inlet temperature to equate to the required temperature PLUS half the temperature difference Example if the feed pump has a capacity sufficient to achieve a temperature difference of 2 C between the i
45. perators but also to avoid the machine being damaged DAMAGE IN THE EVENT OF THE SPECIFIED SAFETY MEASURES BEING DISREGARDED THIS SYMBOL IS USED TO DRAW YOUR ATTENTION TO THE RISK OF FATAL ACCIDENTS SEVERE INJURIES AND EXTENSIVE THIS SYMBOLDRAWS ATTENTION TO RISKS OF GENERAL NATURE DAMAGE IN THE EVENT OF THE SPECIFIED SAFETY MEASURES BEING DISREGARDED A THIS SYMBOL IS USED TO DRAW YOUR ATTENTION TO THE RISK OF FATAL ACCIDENTS SEVERE INJURIES AND EXTENSIVE THIS SYMBOL DRAWS ATTENTION TO RISKS DERIVING FROM THE PRESENCE AND USE OF ELECTRICITY IMPORTANT This word is usedto identify paragraphs in the manual containing essential information concerning the machine Read the related information DEFINITIONS Thefollowing are definitions ofthe individual and legal entities involved in handling and using the machine OWNWER In this user manual the OWNER is the legal representative of the company or body or the individual that purchased the machine The Owner is responsible for ensuring compliance with all the safety requirements specified in the present manual and in the current legislation in the country where the machine is installed This last aspect is waived if the Owner appoints a plant MANAGER who thus takes responsibility for implementing the safety recommendations and for compliance with the safety standards relating to the use ofthe machine and relations with the OPERATOR INSTALLER In this user manual the INSTALLER i
46. r das f r den Einsatz in den Kreisl ufen bestimmt ist muss zuvor untersucht werden Ferner ist bei einer betrieblichen Mindest und H chsttemperatur der Langelier Index Korrosivit t des Wassers zu berpr fen damit die entsprechende chemische Behandlung bestimmt werden kann und somit Folgendes verhindert wird e chemische Korrosion Ablagerung von schwer l sbaren Salzen Dispersion oder Filtration von schwebenden Feststoffen Das mikrobiologische Wachstum bzw das Algenwachstum wird kontrolliert FR Les circuits de refroidissement ou de chauffage ferm s pressuris s ou sous pression atmosph rique doivent tre construits et utilis s en tenant compte de certaines r gles fondamentales afin de pr venir les ph nom nes de corrosion et d entartrage 1 Sipossible le circuit doit tre construit en utilisant des conduites d un seul m tal ou avec le moins grand nombre possible de m taux 2 En cas de plusieurs m taux on doit interposer entre eux des raccords sp ciaux en t flon ou d un autre mat riau plastique La longueur du raccord interpos doit tre gale ou sup rieure 5 fois le diam tre de la conduite pour une longueur minimale de 200 mm 3 Les conduites du circuit doivent tre dimensionn es en fonction des vitesses de flux compatibles avec les divers m taux de mani re r duire au minimum l abrasion caus e par le liquide en mouvement Acierau carbone 0 7 1 5 m s Acier zingu 0 7
47. s A flow rate of less than 0 7 m s facilitates fouling while flow rates higher than 1 5 m s favor mechanical corrosion in carbon steel pipes which in turn gives rise to fouling on the surfaces of any other metals in the areas where the flow rate is slower triggering an irreversible electrochemical phenomenon 4 All the different metal masses in the circuit must be electrically earthed and the ground resistance must be less than 0 2 Ohm 5 The water used in the circuit must be analyzed and it is essential to check the Langelier index of fouling potential and corrosivity at the minimum and maximum working temperatures this in turn enables you to choose the most suitable type of chemical treatment to inhibit chemical corrosion prevent vd Eri m of scarcely soluble salts BR decide whether to use dispersion or filtering methods for solids in suspension control microbiological growth and algae DE Die geschlossenen unter Druck oder atmosph rischem Druck stehenden K hl und Heizkreisl ufe sind zwecks Vorbeugung von Korrosionserscheinungen und Verkrustungen unter Ber cksichtigung folgender Vorgaben herzustellen und einzusetzen 1 Der Kreislauf sollte sich m glichst nur aus Rohren zusammensetzen die aus einem einzigen Metall hergestellt wurden Zumindest jedoch sollte darauf geachtet werden dass so wenig wie m glich Rohre aus verschiedenartigen Metallen verwendet werden 2 Sollten dennoch Rohre aus verschiedenartig
48. s been dealt with Repeated manual resets can be sufficient reason for the Guarantee to become null and void The GUARANTEE is valid providing any flaws or defects are reported within eight days of their detection moreover the GUARANTEE takes effect providing the use ofthe machine was suspended immediately after the fault was discovered AFTER SALES ASSISTANCE When requesting any information servicing or other services itis essential to specify the SERIAL NUMBER of your machine Itisimpossible to provide accurate instructions or schedule servicing measures unless this information is provided DELLA TOFFOLA DELLA TOFFOLA S p A Via Feltrina 72 31040 SIGNORESSA DI TREVIGNANO TREVISO ITALY Macchina tipo Machine type Maschinentyp Machine type M quina tipo Modello Model Modell Modele Modelo N di Matricola Serial number Seriennummer de matricule de matr cula Anno di costruzione Year of manufacture Baujahr Ann e de construction A o de construcci n Massa Mass Masse Masa RECOMMENDATIONS FOR PROTECTION AGAINST FREEZING If there is a danger of the ambient temperature dropping to 0 C 32 F be sure to empty any liquids water or product to treat from all of the machine s hydraulic circuits to prevent ice forming in the piping and damaging parts of the machine IT circuiti di raffreddamento o riscaldamento chiusi pressurizzati o a pressione atmosferica
49. s for use with foodstuffs The machine in your possession has been designed and built in compliance with all current legal requirements concerning its use and contact with foodstuffs destined for human consumption The end user must nonetheless bear in mind that it is impossible for reasons relating to its transportation and subsequent installation at the user s premises to deliver the press ready for use from the hygienic and sanitary standpoint The user must therefore take all necessary steps to sanitize the equipment in order to comply with all the hygiene standards established by current legislation All legal requirements concerning the drinking water supply used for washing the cylinder and other operations must also be met for Italy Presidential Decree 24 May 1988 n 236 in order to prevent any risk of contamination 2 Installation requirements Prior to delivery the wine coolers undergo stringent testing to ensure their correct operation in different work situations The following instructions must be scrupulously followed to ensure the proper and safe installation of the machine Rasch 02 02 5 2 1 Lifting and handling the machine DANGER N Before unloading the machine make sure the installation site is suitable for sustaining the machine s weight The installation floor must be able to withstand the COMBINED weight of the machine and the product being processed Prior to installation consult the technical data t
50. s the legal representative of the company appointed by the OWNER to install and connect the machine to the hydraulic electrical and compressed air supply networks etc at the plant The Installer is responsible for correctly handling and installing the machine in compliance with the recommendations ofthis manual and with the current legal requirements in the country where the machine is used OPERATOR In this user manual the OPERATOR is the person authorized by the OWNER or MANAGER to take all action on the machine for its usage adjustment control and routine servicing as detailed in this manual with which Operators must strictly comply limiting their action to the explicitly allowable procedures TECHNICIAN In this user manual the TECHNICIAN is the person directly authorized by the Manufacturer or failing this and entirely under the latter s responsibility by the Manufacturer s Dealer in the various European Community states outside Italy to carry out all extraordinary servicing procedures as well as any adjustments tests repairs and replacements of parts proving necessary during the working life ofthe machine GENERAL SAFETY RECOMMENDATIONS e In unloading the machine on arrival lifting and positioning it at the workplace and all other handling procedures comply scrupulously with the recommendations ofthe relevant section ofthis manual Pay particular attention when handling wheel mounted machines which have to be moved by han
51. uarantee optimal lasting results WARNING Pay great attention when using liquids for the manual cleaning of the machine Before aiming a jet of water against any part of the machine make sure that it has been disconnected from the mains power supply WARNING Before starting any maintenance on the inside or outside of the machine be sure to disconnect the mains power supply to avoid any accidental start ups while the operator is near the machine 5 1 Servicing the scrapers When the scraper cylinder 11 is dirty the cooling capacity of the machine declines It is consequently important every two full working days or as necessary to accurately wash the cylinder using a solution of water and 396 caustic soda NaOH Example use 3 kg of caustic soda every 100 liters of water at a temperature of no more than 35 C allow the solution to stand inside the machine for 45 60 minutes so as to eliminate any caked deposits then empty the cylinder and rinse it thoroughly Fill the cylinder again with a solution of water and 2 citric acid at a temperature of no more than 35 C allow to stand for 30 minutes then rinse thoroughly Also clean the machine accurately if it is not expected to be used for some time WARNING The use of corrosive acid or alkaline substances can cause operator injury Comply with the recommended doses Before use refer to the manufacturers instructions on the package and take all specified precautions I
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