IV Produkt Envicooler Operation And Maintenance Instructions

Cooling unit for producing chilled water

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Cooling Unit for Producing Chilled Water
®
Envicooler
Operation and Maintenance Instructions
Air handling with the focus on LCC

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Summary of Contents for IV Produkt Envicooler

  • Page 1 Cooling Unit for Producing Chilled Water ® Envicooler Operation and Maintenance Instructions Air handling with the focus on LCC...
  • Page 2 Address and telephone list for calling for service Supplier: IV Produkt Box 3103 SE-350 43 VÄXJÖ, Sweden Street address: Sjöuddevägen 7 Phone: +46 (0)470-75 88 00 Telefax: +46 (0)470-75 88 77 Seller: ................Service: ................ Post address: .............. Post address: ...............
  • Page 3: Table Of Contents

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 3 Air handling with the focus on LCC Contents 1. The Cooling and Heat Pump System _______________________________________ 4 1.1 General ____________________________________________________________ 4 1.2 How the Cooling Circuit Works ________________________________________ 4 1.3 How the Controller Works _____________________________________________ 4 2.
  • Page 4: The Cooling And Heat Pump System

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 4 Air handling with the focus on LCC 1. The Cooling and Heat Pump System 1.1 General All cooling and heat pump systems operate according to the same principle. The sys- tem moves the heat content in a medium, such as air, water, gas, etc. from one space where the heat isn’t wanted or needed, to another place where it is possible to utilise...
  • Page 5: Compressor Protection

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 5 Air handling with the focus on LCC 1.3.3 Compressor Protection If the safety circuit alarm trips the compressor will stop and a red LED will light up. A flow monitor supervises the water flow in the cooling medium circuit. On insufficient flow the monitor stops the compressors and initiates an alarm across a stepping switch.
  • Page 6: Summary Of Specific Rules In The Refrigerant Act

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 6 Air handling with the focus on LCC 2. Summary of Specific Rules in the Refrigeration Act 2.1 One-piece Units containing less than 3 kg of Refrigerant The maintenance and service of these units should be carried out with good judge- ment and a certain degree of responsibility.
  • Page 7: Operating Instructions For Components And Assembled Equipment

    Record shall first be signed by the technician who has commissioned the unit, then be signed by the seller and after that be sent in to IV Produkt. The validity of the product warrantee is conditional on the system having been correctly commissioned.
  • Page 8: Checklist

    See flow data in EVC specification. 22. Now let the unit run until it stops as 12. When the flow is correctly set, lock the intended according to the preset control valves. function. 23. Send one set of the commissioning records to: IV Produkt.
  • Page 9: Maintenance Instructions And Procedures

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 9 Air handling with the focus on LCC 4. Maintenance Instructions and Procedures 4.1 General This section of the instructions is intended for general use. We’ve worded it in such a way so as to enable you to carry out simple periodical inspections of the system and to show you simple checks that you can carry out before having to call for qualified service help in the event of a malfunction.
  • Page 10: Fault Tracing And Searching For Leakage

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 10 Air handling with the focus on LCC 5. Fault Tracing and Searching for Leakage 5.1 Fault-tracing Schedule SYMPTOM POSSIBLE CAUSE REMEDIAL MEASURE Too high temperature in The power supply has been interrupted.
  • Page 11: Searching For Leakage

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 11 Air handling with the focus on LCC 5.2 Searching for Leakage A search to detect leakage in the system should be made at least once per calendar year as a preventive measure. This leakage search should be recorded and entered in the journal.
  • Page 12: Flow Diagram For The Refrigerant System

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 12 Air handling with the focus on LCC 6. Flow Diagram for the Refrigerant System 1. KK Cooling compressor 2. VO Oil heater 3. GP High-pressure switch 4. MU Measurement tapping of Schrader valve 5.
  • Page 13: Technical Specification

    Operation and Maintenance Instructions Envicooler 2001-03-09 Page 13 Air handling with the focus on LCC 7. Technical Specification Specification E nvicooler C ooling U nit E V C -a for liquid S ize 1610, 2410, 3110, 4020, 4820, 6220, 7830, 9330...
  • Page 14 Operation and Maintenance Instructions Envicooler 2001-03-09 Page 14 Air handling with the focus on LCC...
  • Page 15 Air handling with the focus on LCC Industriventilation Produkt AB, Box 3103, SE-350 43 Växjö, Sweden Phone: +46 (0)470-75 88 00 email: info.ivp@skanska.se www.ivprodukt.se...

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