coldline W5T Maintenance Handbook

coldline W5T Maintenance Handbook

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MAINTENANCE HANDBOOK

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Summary of Contents for coldline W5T

  • Page 1 MAINTENANCE HANDBOOK...
  • Page 2 MAINTENANCE HANDBOOK Page 23...
  • Page 3 Correct Disposal of This Product (Waste Electrical & Electronic Equipment) (Applicable in the European Union and other European countries with separate collection system) This marking shown on the product or its literature, indicates that it should not be disposed with other household wastes at the end of its working life.
  • Page 4: Table Of Contents

    CONTENTS OPERATING CONDITIONS General information Operating conditions SPECIFICATIONS INSTALLATION Introduction Damage check Cleaning Working conditions Levelling Putting into operation CONTROL PANEL DESCRIPTION OF CYCLES Notions on blast chilling/blast freezing cycles Blast chilling/blast freezing modes Holding OPERATION Switching on/off Blast chilling/blast freezing Opening the door while a cycle is running Pump-down Temperature sensor and needle probe readings...
  • Page 5: Operating Conditions

    OPERATING CONDITIONS 1.1 GENERAL INFORMATIONS Our appliances are disigned and optimised in order to obtain high performance. This appliance must not be used by people with limited physical, mental or sensory abilities or without experience and knowledge of it, unless instructed in its use by those responsible for thir safety.
  • Page 6: Installation

    INSTALLATION 3.1 INTRODUCTION The appliance must be used solely for the purpose it was specifically designed for, i.e. for storing food within the temperature range stated by the manufacturer. Understand that any other use shall be considered improper. The Manufacturer declines all responsibility in the event of improper use of the appliance. Installation must be carried out by specialized technical personnel only.
  • Page 7: Control Panel

    CONTROL PANEL...
  • Page 8 On/Off. To switch the instrument off. Start/Stop View needle temperature Switch to time-based cycle Decrease Increase Select hard blast chilling cycle Select soft blast chilling cycle Select blast freezing cycle (optional) Select sterilization Manual defrosting Select programs...
  • Page 9: Description Of Cycles

    DESCRIPTION OF CYCLES 5.1 NOTIONS ON BLAST CHILLING/BLAST FREEZING CYCLES Soft Hard Freezing Soft blast chilling is employed to cool Hard blast chilling is employed to cool Blast freezing is employed to freeze the the product quickly to a core temperature the product quickly to a core temperature product quickly to a core temperature of of +3°C with a constant air tempera-...
  • Page 10: Operation

    OPERATIONS 6.1 SWITCHING ON/OFF Once you have turned on the appliance's power, the control panel (3.0) automatically runs a lamp test. The LEDs and displays come on for a few seconds, after which the display switches "OFF" (control panel is off but still powered). Switching on Hold button down for a few seconds: the appliance goes into standby.
  • Page 11: Manual Defrosting

    - At the end of each blast chilling/blast freezing cycle. - At 6-hour intervals during holding. The purpose of the evaporator sensor is to produce the utmost efficiency and shorten defrosting times by measuring the end-of-defrosting temperature. 6.8 MANUAL DEFROSTING This mode should be used only when further defrosting is required in addition to that performed automatically by the appliance.
  • Page 12: Temperature -Based Hard Blast Chilling

    Important Countdown starts when core temperature measured by the needle probe drops below +65°C. When a soft blast chilling cycle is started, the compressor works non-stop until air temperature in the compartment reaches -2°C. After this, it can cycle on and off to keep this temperature constant and prevent frost from forming.
  • Page 13: Time-Based Blast Chilling/Blast Freezing

    Shortcut commands while in standby mode Blast freezing Start Detailed commands sequence: 1. Make sure the appliance is in standby mode (6.1). 2. Insert the needle probe in the product to be chilled (10.0). 3. Press button to select the blast freezing cycle. The led button comes on.
  • Page 14: Time-Based Hard Blast Chilling

    Display DY2 reads “---”. 3. Press button to select a time-based cycle. 4. Use buttons to set the desired cycle time. 5. Press button to start the soft blast chilling cycle. The led button comes on. The compressor only starts working 5 seconds after key is pressed (pump-down 6.4).
  • Page 15: Time-Based Blast Freezing

    If you press button during holding time, you can view the time of the cycle just completed to see how long it took. The holding stage must last only as long as strictly necessary. 8. To exit holding mode, press button The led button goes off.
  • Page 16: Programs

    PROGRAMS 9.1 CREATING A NEW PROGRAM If the product comes in small portions, the needle probe cannot be used and, moreover, cooling is quick and will take much less than the maximum time. In such cases, it is a good idea to store a program with a predefined time. Using the programs feature, you can store up to 99 customized blast chilling/blast freezing cycles, with a time preset by the user for each.
  • Page 17: Haccp Electronic Recorder (Optional)

    Detailed commands sequence: 1. Make sure the appliance is in standby mode (6.1). 2. Press button to call up an existing program. DY1 reads “P1”. 3. Use buttons to select the number of the available program. 4. Press button to start the blast chilling/blast freezing cycle. 10.0 HACCP ELECTRONIC RECORDER (optional) The electronic recorder is connected directly to the main control panel.
  • Page 18 Core temperature probe To achieve best operation, the needle probe must be positioned in the centre of the product. Make sure the probe tip does not poke through the product or touch the pan. Do not insert the probe into food at temperatures exceeding 100 ° C to avoid damaging the sensor.
  • Page 19: Alarms

    12.0 ALARMS Each visual alarm warning is associated with an audible warning. You can silence the buzzer by pressing button “E0” flashing; compartment sensor error. Tells you that compartment sensor is faulty or is not connected properly. If the alarm occurs during a blast chilling/blast freezing cycle, the cycle is stopped and the control panel goes into “standby”. If the alarm occurs during a holding stage, the compressor cycles on and off, at preset time intervals, to ensure products are preserved properly until the problem is solved.
  • Page 20: Connection Diagram

    13.0 CONNECTION DIAGRAM 230 V power supply 4-5-6 Not used 10-11 Compressor management output 9-11 Pump-down solenoid valve management output 8-11 Evaporator fan management output 7-11 Defrost management output 12-13-14 UV lamp management output (optional) 15-19 Low pressure alarm digital input (not used) 16-19 Compressor thermal cutout alarm digital input (not used) 17-19...
  • Page 21: Maintenance And Cleaning

    14.0 MAINTENCANCE AND CLEANING Routine maintenance work can be carried out by non-specialized personnel, following the instructions given below to the letter. Before performing any maintenance or cleaning work, disconnect the appliance from the power mains. 14.1 CLEANING THE APPLIANCE You can wash the inside and outside using a sponge damp with lukewarm water and detergents with a non-aggressive chemical formula.
  • Page 22 Via Roma, 324 35030 Montemerlo di Cervarese S. Croce Padova (PD) - Italy Tel: +39 049.9903830 Fax +39 049.9903738 www.coldline.it info@coldline.it...

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