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EF EVO 45 Operating Manual

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Operating Manual
Cooling unit EVO 45
Type: WKL 390
Article no.: 0390.013
3x460V, 60Hz

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Summary of Contents for EF EVO 45

  • Page 1 Operating Manual Cooling unit EVO 45 Type: WKL 390 Article no.: 0390.013 3x460V, 60Hz...
  • Page 2 Ernst H. Furrer AG Operating manual Safety notice First carefully read through this operating manual. Pay particular attention to the safety instructions contained in chapter Safety, before performing work on the cooling unit. The work described in this operating manual must only be carried out by persons who fulfil the personnel qualifications listed at the start of the corresponding chapter.

  • Page 3: Table Of Contents

    Operating manual ef cooling Ernst H. Furrer AG Table of contents General information ..................1-6 Purpose of this operating manual ..............1-6 Target groups ....................1-6 Explanation of symbols and abbreviations ............ 1-6 1.3.1 Product-specific designations .................... 1-6 1.3.2 Abbreviations used ......................1-6 Safety ......................
  • Page 4 Ernst H. Furrer AG Operating manual Packing and transport ................4-15 Safety ......................4-15 4.1.1 Personnel qualification ....................4-15 Preparations for transport ................4-15 4.2.1 Emptying (frost protection) ....................4-15 Packing ......................4-16 Transport ......................4-16 Installation and assembly ................5-18 Safety ......................
  • Page 5 Operating manual ef cooling Ernst H. Furrer AG Safety ......................9-27 9.1.1 Personnel qualification ..................... 9-27 Replacing air and water filters ..............9-27 9.2.1 Replacing air filters ......................9-27 9.2.2 Replacing the water filter ....................9-27 9.2.3 Replacing the operating media ..................9-28 Replacing defective components ..............

  • Page 6: General Information

    Ernst H. Furrer AG Operating manual General information 1.1 Purpose of this operating manual Using this operating manual, users can operate the cooling unit safely and carry out the work described safely and correctly. 1.2 Target groups The target groups of this operating manual are all persons who work on or with this cooling unit in the course of the various life phases.

  • Page 7: Safety

    Operating manual ef cooling Ernst H. Furrer AG Safety This chapter contains safety-relevant codes of conduct and procedures that are necessary for safe operation and which must be adhered to. 2.1 Appropriate use The cooling unit is used exclusively to cool and heat the medium specified in the technical data within the specified temperature limits.

  • Page 8: Authorisation Of Personnel

    Ernst H. Furrer AG Operating manual Note These notes warn of risks where proper functioning or specified performance parameters cannot be achieved if not heeded. 2.5 Authorisation of personnel The work described in this operating manual must only be carried out by specifically authorised personnel.

  • Page 9: Handling Of Pressure Vessels

    Operating manual ef cooling Ernst H. Furrer AG 2.9 Handling of pressure vessels Note All work on the refrigerant circuit must be carried out by trained refrigeration specialists. Comply with the local laws and regulations. The refrigerant circuit and its components are pressurised. The associated pressure vessel ordinances must be adhered to in this area.

  • Page 10: Refrigerant Circuit

    Ernst H. Furrer AG Operating manual 2.12.2 Refrigerant circuit The refrigerant circuit is equipped with the following safety devices: Low-pressure transmitter (ND) The low-pressure transmitter monitors the suction side against impermissibly low operating pressure in the refrigerant circuit. If there is a malfunction, the controller switches the compressor off and signals this on the display.

  • Page 11: Monitoring Devices

    Operating manual ef cooling Ernst H. Furrer AG Float switch with low and high switch point The low switch point monitors the water fill level in the tank. Thus temperature constancy in the water outlet, and the dry run protection of the pump are achieved. If there is a malfunction, the controller switches off the pump and also the cooling and signals the malfunction on the display.

  • Page 12: Duty To Instruct Of The Operating Company

    Ernst H. Furrer AG Operating manual 2.15 Duty to instruct of the operating company The operating company of this cooling unit is responsible for ensuring that replacement personnel attend the customer training course and are informed of all hazards.

  • Page 13: Description

    Operating manual ef cooling Ernst H. Furrer AG Description 3.1 Identification 3.1.1 Nameplate Fig. 3.1 Installation of the nameplate Position of the nameplate The nameplate is located top left on the front of the cooling unit. A copy of this is also attached in the control cabinet.

  • Page 14: Setup And Function

    Ernst H. Furrer AG Operating manual 3.2 Setup and function 3.2.1 Overview The cooling unit is a ready-to-connect device and essentially consists of the housing, the components of the refrigerant circuit, cooling air and medium circuit, the control cabinet, and all control, regulating and monitoring devices that are necessary for automatic operation.

  • Page 15: Packing And Transport

    Operating manual ef cooling Ernst H. Furrer AG Packing and transport 4.1 Safety Suspended loads can fall. Never step or remain under suspended loads. Non-observance of this instruction can lead to fatal injury. Unsuitable or under-dimensioned lifting gear can break and the load can fall.

  • Page 16: Packing

    Ernst H. Furrer AG Operating manual Emptying the pump to drain off the fluid: remove screw Horizontal pump Fig. 4.1 Emptying the pump Removal of rest air Opening for draining Procedure: 1. Remove screw (see Fig. 4.1). 2. Empty completely the pump for avoiding any damages.
  • Page 17 Operating manual ef cooling Ernst H. Furrer AG Transportation by crane Where provided, the suspension eyelets (4-point attachment) must be used for transportation by crane. Fig. 4.2 Suspension eyelets Lifting equipment Cables (cable suspension gear) per DIN 3088 or chains (chain suspension gear) per DIN 5687/5688.

  • Page 18: Installation And Assembly

    Ernst H. Furrer AG Operating manual Installation and assembly 5.1 Safety Suspended loads can fall. Never step or remain under suspended loads. Non-observance of this instruction can lead to fatal injury. Note Free intake and blow-out of the cooling air and an adequate air exchange for heat dissipation from the assembly site of the cooling unit must be ensured.

  • Page 19: Assembly

    Operating manual ef cooling Ernst H. Furrer AG 5.4 Assembly Place the cooling unit at the intended position and secure against shifting. 13.1 Technical data For unit-specific connections, see Chap. 5.4.1 Electrical connection Note Make sure that the electrical feed is shut off throughout the assembly period.

  • Page 20: Commissioning

    Ernst H. Furrer AG Operating manual Commissioning 6.1 Safety Caution - dangerous voltage! Before commencing commissioning, switch off the main switch and secure against being switched back on without authorisation. Non-observance of this safety instruction can result in electrocution with fatal physical injury.

  • Page 21: Procedure For Commissioning

    Operating manual ef cooling Ernst H. Furrer AG 6.4 Procedure for commissioning 6.4.1 Medium circuit 6.4.1.1 Medium requirements The operating medium to be used is defined in Chap. 13.1 Technical data. Only pour in a mixture of 33 % propylenglycol / 67 % clean water.

  • Page 22: Operating State "Total Off

    Ernst H. Furrer AG Operating manual Note: Winter kit option If there is danger of freezing, the main power (main switch and main power supply) should never be switched off! 6.4.3 Operating state "Total Off" The cooling unit is completely switched off...

  • Page 23: Operation

    Operating manual ef cooling Ernst H. Furrer AG Operation The refrigeration system is set up for automatic operation. No interventions by the operating company or user are intended. External switch on/off commands are issued via potential-free contacts (see electrical diagram).
  • Page 24 Ernst H. Furrer AG Operating manual Alarm Possible causes Remedy Alarm 01 – Refrigerant loss Leakage – Request Customer Service LOW PRESSURE – Expansion valve (thermal part / nozzle insert) defective Alarm 02 – Air-cooled units: – Air-cooled units: HIGH PRESSURE –...

  • Page 25: Inspection And Maintenance

    Operating manual ef cooling Ernst H. Furrer AG Inspection and maintenance 8.1 Safety Danger Unintentional start-up of the cooling unit can result in considerable danger. Before commencing any inspection and maintenance work, the cooling unit must be switched off at the main switch and secured against being switched back on without authorisation.

  • Page 26: Water-Cooled Cooling Units

    Ernst H. Furrer AG Operating manual Carefully clean the condenser with compressed air. Note The aluminium fins are razor-thin and must not be bent as otherwise proper functioning is no longer ensured. 8.2.4 Water-cooled cooling units Check fresh water supply to the cooling unit.

  • Page 27: Repair

    Operating manual ef cooling Ernst H. Furrer AG Repair 9.1 Safety Danger Unintentional start-up of the cooling unit can result in considerable danger. Before commencing any repair work, the cooling unit must be switched off at the main switch and secured against being switched back on without authorisation.

  • Page 28: Replacing The Operating Media

    Ernst H. Furrer AG Operating manual 9.2.3 Replacing the operating media To replace the operating medium, see Chap. 4.2.1 Emptying (frost protection). If necessary, clean the tank with a brush and rinse out. Important sequence for filling the water tank: 1.

  • Page 29: Decommissioning/Storage

    Operating manual ef cooling Ernst H. Furrer AG Decommissioning/Storage 10.1 Safety Danger Unintentional start-up of the cooling unit can result in considerable danger. Before commencing any disassembly work, the cooling unit must be switched off at the main switch and secured against being switched back on without authorisation.

  • Page 30: Disposal

    Ernst H. Furrer AG Operating manual Disposal 11.1 Safety The refrigerant in the refrigerant circuit is pressurised. Protective goggles and safety gloves must be worn when working on the refrigerant circuit. Escaping refrigerant can lead to serious injury of the eyes and skin as well as respiratory distress (displacement of oxygen in the air).

  • Page 31: Customer Service

    Operating manual ef cooling Ernst H. Furrer AG Customer Service Please use the spare parts list for ordering spare and wear parts (see Chap. 13.3 Bill of materials/Spare parts list). Keep the following information ready for the order in accordance with the nameplate: •...
  • Page 32 Ernst H. Furrer AG Operating manual 12-32 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 33: Technical Documents

    Operating manual ef cooling Ernst H. Furrer AG Technical documents 13.1 Technical data 13.1 Technical data Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-33...
  • Page 34 Ernst H. Furrer AG Operating manual 13-34 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 35 Technical data Unit type: Serial number: WKL 390 / EVO 45 / 60Hz 0390.013 Refrigeration data Updated 01.06.2015 FRLO Cooling capacity (to / tc) 3/60 °C 46.6 Condensing capacity 66.2 Number of refrigeration circuits Refrigerant R407c, 18kg Compressor Quantity Type...
  • Page 36 Technical data / US units Unit type: Serial number: WKL 390 / EVO 45 / 60Hz 0390.013 Refrigeration data Updated 01.06.2015 FRLO Cooling capacity (to / tc) 37/140 °F 46.6 Condensing capacity 66.2 Number of refrigeration circuits Refrigerant R407c, 18kg...
  • Page 37 Factory setting: 6.6bar / 95psi at closed forward ball valve. Factory setting: 6.6bar / 95psi at closed forward ball valve. Rated flow: 9.6 m /h = 160 L/min Rated flow: 7.2 m /h = 120 L/min = 31.7 US gpm 21/22 Quick setup Guide EVO 45 07/2015 /FRLO...
  • Page 38 Ernst H. Furrer AG Operating manual 13-36 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 39: Statement Of Conformity

    Operating manual ef cooling Ernst H. Furrer AG 13.2 Statement of Conformity 13.2 Statement of Conformity Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-37...
  • Page 40 Ernst H. Furrer AG Operating manual 13-38 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 41 DECLARATION OF CONFORMITY CE 1250 KONFORMITÄTS- ERKLÄRUNG DECLARACION DE CONFORMIDAD Hiermit erklären wir eigenverantwortlich, dass die Maschine Declara bajo su ùnica responsabilidad que la màquina es conforme a: den folgenden Richtlinien entspricht: • Directivas màquina 2006/42/EC • Maschinenrichtlinie 2006/42/EC • Directivas EMC 2004/108/EC •...
  • Page 42 DECLARATION OF CONFORMITY CE 1250 BEILAGE ZUR KONFORMITÄTSERKLÄRUNG DECLARATION OF CONFORMITY - ANNEX Type Type ANNEXE À LA DÉCLARATION DE CONFORMITÉ Tipo Tipo WKL 390 ALLEGATO ALLA DICHIARAZIONE DI CONFORMITA ADJUNTO A LA DECLARACIÓN DE CONFORMIDAD Serie Series Série Beschreibung der Druckgeräte, aus denen sich die Einheit zusammensetzt: Serie Serie 0390.013...
  • Page 43 DECLARATION OF CONFORMITY CE 1250 Filtre sécheur Filtro secador Filtertrockner Filter drier Filtro essicatore Voyant Mirilla de inspección Schauglas Sight glass Vetro spia Verdichter Compressor Compresseur Compressore Compresor Condenseur Condensador Verflüssiger Condenser Condensatore Drucktransmitter Pressure transducer Transmetteur de pression Trasmettitore pressione Transductor de presión Pressostat HP Presóstato AP...
  • Page 44 DECLARATION OF CONFORMITY COPPER TUBE KONFORMITÄTS- ERKLÄRUNG DEKLARATIA OF CGODNOSCI Hiermit erklären wir eigenverantwortlich, dass die Maschine betreffend Deklarujemy, na naszą odpowiedzialność, że tylko jednostki, związane z miedzi den Kupferleitungen den folgenden Richtlinien entspricht: rury, jest zgodne z: • EN 12735-1:2010 •...

  • Page 45: Bill Of Materials/Spare Parts List

    Operating manual ef cooling Ernst H. Furrer AG 13.3 Bill of materials/Spare parts 13.3 Bill of materials/Spare parts list Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-41...
  • Page 46 Ernst H. Furrer AG Operating manual 13-42 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 47 Spannung EVO 45 60Hz. version 3 x 460V / 60 Hz Kältemaschine Schaltschrank WKL 390 / 0390.013 mech elektr Artikel-Nr. Artikel-Bezeichnug Benennung Description Désignation Stk/E Stk/E Stk/E 1010120 0-6 bar Druckmessgerät manometer Manométre 1010185 0-10 bar Druckmessgerät manometer Manométre 1060126 1", 2.0 - 8.0 bar...
  • Page 48 Spannung EVO 45 60Hz. version 3 x 460V / 60 Hz Kältemaschine Schaltschrank WKL 390 / 0390.013 mech elektr Artikel-Nr. Artikel-Bezeichnug Benennung Description Désignation Stk/E Stk/E Stk/E 1081002 800 x 800 x 210mm Schaltschrank Switch board cabinet 1080909 331 x 277 x 23mm...
  • Page 49 Spannung EVO 45 60Hz. version 3 x 460V / 60 Hz Kältemaschine Schaltschrank WKL 390 / 0390.013 mech elektr Artikel-Nr. Artikel-Bezeichnug Benennung Description Désignation Stk/E Stk/E Stk/E OPTION 4050045 Winter kit Winter kit Kit d'hiver 10B8 1130027 NTC 015 WH01 Temperaturfühler (Umgebun Temperature probe...
  • Page 50 Ernst H. Furrer AG Operating manual 13-44 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 51: Drawings

    Operating manual ef cooling Ernst H. Furrer AG 13.4 Drawings 13.4 Drawings Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-45...
  • Page 52 Ernst H. Furrer AG Operating manual 13-46 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 53 2586 12.06.2014 peter.schaller Erstausgabe Erstellt Massstab Geprüft 1:10 08.07.2015 CHME Freigegeben Auftrags-Nr. Freigegeben Ohne sep. Stückliste Verwendungsbereich, Projekt Status 0390.013 Format Blatt / Anz. Sep. Stückliste gleicher Nr. Ursprung 2 / 3 Sach- / Artikel-Nr. 0390.013 Ersatz für Sep. Stückliste anderer Nr. Benennung Zeichnungs-Nr.
  • Page 54 12.06.2014 peter.schaller Erstausgabe Erstellt Massstab Geprüft 1:10 08.07.2015 CHME Freigegeben Auftrags-Nr. Freigegeben Ohne sep. Stückliste Verwendungsbereich, Projekt Status 0390.013 Format Blatt / Anz. Sep. Stückliste gleicher Nr. Ursprung 3 / 3 Sach- / Artikel-Nr. 0390.013 Ersatz für Sep. Stückliste anderer Nr. Benennung Zeichnungs-Nr.
  • Page 56 Ernst H. Furrer AG Operating manual 13-48 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 57: Refrigeration/Hydraulics Diagram

    Operating manual ef cooling Ernst H. Furrer AG 13.5 Refrigeration/hydraulics diagram Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-49...
  • Page 58 Ernst H. Furrer AG Operating manual 13-50 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 60 Ernst H. Furrer AG Operating manual 13-52 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 61: Wiring Diagram

    Operating manual ef cooling Ernst H. Furrer AG 13.5 Wiring diagram 13.6 Wiring diagram Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-53...
  • Page 62 Ernst H. Furrer AG Operating manual 13-54 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 63 SCHEMA ELETTRICO ESQUEMA ELÉCTRICO Project: HP Indigo 10000 ef cooling! Ernst H. Furrer AG! Hüttenwiesenstrasse 8! Typ: EVO 45 60Hz. Version CH-8108 Dällikon! Tel. +41 44 849 79 00! Fax. +41 44 849 79 01! info@efcooling.com! Schema/Diagram Nr: 0390.013_ES www.efcooling.com Erstellt am: 10.06.14...
  • Page 64 JAUNE Erstellt am: 10.06.14 Projekt/Kunde HP Indigo 10000 Titel Adernfarben Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 65 Erstellt am: 10.06.14 Projekt/Kunde HP Indigo 10000 Titel compressor, pump Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 66 Erstellt am: 10.06.14 Projekt/Kunde HP Indigo 10000 Titel condenser fan, carterheat Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 67 Erstellt am: 10.06.14 Projekt/Kunde HP Indigo 10000 Titel power pack 24Vdc Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 68 Erstellt am: 10.06.14 Projekt/Kunde HP Indigo 10000 Titel pressure transmitter Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 69 Titel external release, tank, flow, high Projekt Nr. =ANLAGE +ORT Name: MILI pressure safety, winding protect Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 70 10.06.14 Projekt/Kunde HP Indigo 10000 Titel compressor alarms Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) temperature probes Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 71 HP Indigo 10000 Titel display, fan release 1, 2 & 3 Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 72 10.06.14 Projekt/Kunde HP Indigo 10000 Titel capacity controller Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) pump release Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 73 HP Indigo 10000 Titel general alarms Projekt Nr. =ANLAGE +ORT Name: MILI Adresse (Ort) compressor release 1 & 2 Geprüft am: 11.06.14 Schema Nummer Bl. total Blatt Nr. Idx. Maschinenart Maschinentyp EVO 45 60Hz. Version 0390.013_ES Name: FRLO www.macschema.ch, E6.0, (0092)
  • Page 74 Ernst H. Furrer AG Operating manual 13-56 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...
  • Page 75 Operating manual ef cooling Ernst H. Furrer AG 13.6 PLC manual 13.7 PLC manual Cooling unit EVO 45, 0390.013 Issue: 07 / 2015 Chapter-Page 13-57...
  • Page 76 Ernst H. Furrer AG Operating manual 13-58 Chapter page Issue: 07 / 2015 Cooling unit EVO 45, 0390.013...

  • Page 77: Plc Manual

    MANUAL PLC Manual Erstellt : 16.04.2012 MAAR Änderung: 18.04.2013 SINE / 25.07.2013 SINE Rev.: Version 4...
  • Page 78 MANUAL Index Seite 1. Display handling / key description 2. Handling Overview / Menu Overview 3. Language selection 4. Alarm History (Alarm Memory) 5. Setting date and time 6. Alarms / error messages 7. Alarm index 10-14 2/15...
  • Page 79 MANUAL Display handling / key description Key description ALARM PROGRAMM ENTER ESCAPE DOWN ALARM key -If the key is flashing (red); one or more alarms / errors are present -By pressing the alarm key, the display shows all active alarms / warnings. PRG key -By pressing the PRG key, the display change to the “Menu overview”...
  • Page 80 MANUAL Handling Overview / Menu Overview Handling “overview” display Adjust set point: - Press ENTER key once, the cursor jump to the adjustable field. - Press UP or DOWN key to adjust the set point. - With pressing 1 time the ENTER key, the cursor jump back to the home position and the new value is stored.
  • Page 81 MANUAL Handling Overview / Menu Overview Menu page Menu page: - Press the ENTER key to change between the menu parameters - Press UP or DOWN key to change parameter values Cooling operation Press the ENTER key to change to the Trend Display Trend display Trend Display: The trend display records an analog value fort the displayed length of time.
  • Page 82 MANUAL Handling Overview / Menu Overview Menu page Menu page: Condenser Fan running. Condenser Fan off. Condenser Fan not ready. Controller Signal Menu page: Τανκ ηεατερ :: Pump running. Pump / Tank heater off. Τεµπ Ρεϖ : 00 0 Pump / Tank heater not ready. Tank ok.
  • Page 83 MANUAL Language selection Change display language Language selection: Go to the sub-menu „language“  consider page 4 for instructions. Ενγλιση -Press the ENTER key once. -Press UP or Down key. -Language changes between German and English. -Press the ENTER key at the favored language. Change units (only from SV2.0) Units selection: -Press the ENTER key once.
  • Page 84 MANUAL Alarm History Alarm History Handling of the alarm history: Go to the sub-menu „alarm history“  consider page 4 for instructions. -Press the ENTER key.  last stored alarm with time / date stamp is getting displayed. -By pressing the UP or DOWN key the display shows the next older / newer stored alarm.
  • Page 85 MANUAL Setting date and time Setting date and time Setting date and time: -Go to sub-menu „info“  consider page 4 for instructions -Press the UP an DOWN keys together  Display switches to the time/date Sub-menu. -By pressing the ENTER key the cursor is moving to the next field (hours/ minutes/day/month/year.) -Press UP or DOWN key to adjust the selected value.
  • Page 86 MANUAL Alarms / error messages Alarm display Handling of present alarms and warnings: -Is one or more alarms / warnings present, the display switch automatically to the alarm display mask and the ALARM key is flashing. -By pressing the UP or DOWN key it’s possible to change between the active alarms (just possible if more than one alarm is present) -Press the ESC key to leave the alarm display and switch to the main display -Press the ALARM key again to move back to the alarm display.
  • Page 87 -replace temperature probe. Alarm Low pressure alarm refrigerant circuit! -loose connection. -check if terminals are tight. -leak in the refrigeration system -call ef cooling to find e solution. -loos of refrigerant. -expansion valve is defective. -solenoid valve is defective. 11/15...
  • Page 88 -ambient temperature is too high. Alarm Over temperature consumer circuit! -cooling power not sufficient. -reduce cooling load -cooling load to high -contact ef cooling After Sales -not enough cooling liquid -expansion valve defective Alarm Flow alarm consumer circuit! -loose connection.
  • Page 89 MANUAL Alarm index Fault message Fault cause Remedy Alarm Winding protection condenser fan 2 has -voltage interruption on one or more phases. -check if on all three phases 400V is present. 34.2 triggered! -current consumption of the fan is too high. -check current consumption of the compressor and com- -set point of the circuit breaker is too low.
  • Page 90 MANUAL Alarm index Fault message Fault cause Remedy Alarm Circuit breaker consumer pump -voltage interruption on one or more phases. -check if on all three phases 400V is present. has triggered! Current consumption of the consumer pump is too high. -check current consumption of the consumer pump and -set point of the circuit breaker is too low compare it with the value in the wiring diagram.
  • Page 91 MANUAL Alarm index Fault message Fault cause Remedy Alarm Circuit breaker tank heater has triggered ! -voltage interruption on one or more phases. -check if on all three phases 400V is present. -current consumption of the crankcase heater is too high. -check current consumption of the tank heater and compare OPTION -set point of the circuit breaker is too low...
  • Page 92 Ernst H. Furrer AG Operating manual is established worldwide • Production facilities • Sales and Service office • Service partner networks SWITZERLAND – Headquarters support@efcooling.com GERMANY – Sales & Service info@efcooling.de USA & CANADA – Sales & Service info@efcooling.us...

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