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MAKING MODERN LIVING POSSIBLE
Danfoss District Energy
Instructions for installation and use
Instructions for installation and use
S 22
S 22

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Summary of Contents for Danfoss S 22

  • Page 1 MAKING MODERN LIVING POSSIBLE S 22 S 22 Instructions for installation and use Instructions for installation and use Danfoss District Energy...
  • Page 2: Table Of Contents

    S 22 with cover Content Content ..................................................2 Product introduction, S 22 - ECL Comfort 310, A266, electronic control of 2 circuits ....................3 Enduser instructions, description and initial adjustment ..............................4 Installation instructions, connection, safety and handling ..............................5 Installation instructions, GETTING STARTED ....................................6 Installation instructions, general ........................................7...
  • Page 3: Product Introduction, S 22 - Ecl Comfort 310, A266, Electronic Control Of 2 Circuits

    Instructions for installation and use S 22 Product introduction, S 22 - ECL Comfort 310, A266, electronic control of 2 circuits Cover Note! The diagram is intended as a guide. Principal components Plate heat exchanger, brazed, DHW Valve housing, HE...
  • Page 4: Enduser Instructions, Description And Initial Adjustment

    Emergencies In the event of fire, leaks or other hazards, immediately shut off These instructions apply to S 22 with Danfoss ECL Comfort 310 con- troller for control of both the heating circuit as well as a domestic hot all sources of energy to the unit, if possible, and call for appropri- water circuit based on an instantaneous water heater (Application ate assistance.
  • Page 5: Installation Instructions, Connection, Safety And Handling

    Instructions for installation and use S 22 Installation instructions, connection, safety and handling Instructions Please read these instructions carefully before installing and com- missioning this unit. The manufacturer accepts no liability for loss Connection or damage resulting from failure to comply with these instructions It must be possible to cut off all energy sources to the unit –...
  • Page 6: Installation Instructions, Getting Started

    Please also refer to page 7, top, Installation instructions, General. Mount S 22 on a solid wall using expansion bolts or similar. Please note that the unit weighs more than 60 kg! See page 7 for more details.
  • Page 7: Installation Instructions, General

    Fitting piece for heat meter As standard the S 22 is supplied without built-in fitting piece for heat meter. If the unit is ordered with built-in fitting piece for heat meter this is mounted as described below.
  • Page 8: Electrical Connections, Ecl Comfort 310

    Pumps Wilo Yonos PARA, Stratos PARA, Star-Z NOVA As standard the S 22 is supplied with Danfoss ECL Comfort 310 with (Alternatively: Grundfos Alpha2, Magna, Alpha2 L CIL2) Application 266. The control equipment includes actuators and sensors...
  • Page 9: Adjustment And Commissioning, Heating Circuit

    ( typically for wooden floors). Actuator + valve, unit with control of heating- and DHW circuits, Application A266 For controlling the heating circuit the S 22, A266 is supplied with a Danfoss AMV 10 actuator with Danfoss valve type VM2, placed on the Instructions...
  • Page 10 Instructions for installation and use S 22 Pump - Wilo Stratos PARA / Yonos PARA (system with ECL) The pump is factory connected to the ECL controller. On systems with ECL controller turn the red switch to the right (con- stant curve) and set it to “Max.
  • Page 11: Adjustment And Commissioning, Dhw Circuit - App. A266

    Actuator + valve, unit with control of the heating and DHW cir- cuits, Application A266 For controlling the domestic hot water circuit the S 22, A266 is sup- plied with Danfoss AMV 30 actuator with Danfoss valve housing type VM2 placed on the primary return flow pipe. The AMV actuator is electrically wired to the controller from the plant.
  • Page 12: Operation And Maintenance

    If rinsing with clean water is not sufficient, the ex- changer can also be cleaned by circulating a cleaning agent approved by Danfoss (e.g. Radiner Fl cleaning fluid) through the exchanger. Use an environmentally friendly cleaning fluid, which can be disposed off through the standard sewer system.
  • Page 13: Maintenance Plan

    Instructions for installation and use S 22 11. Maintenance plan Maintenance plan (recommendations) Comments Interval Maintenance work Note the read meter values in a control book - contact authorized person- At least once per month Read meter and check the system for leaks...
  • Page 14: Troubleshooting

    Instructions for installation and use S 22 12. Troubleshooting Fundamental In the event of disruptions to operation , you should fundamen- tally - before commencing the actual troubleshooting - check whether: • the system is correctly connected • there is a power supply to the system - pump and automatics • the district heating supply temperature is at its normal level...
  • Page 15 Dirt strainer in the district heating sup- Clean the dirt strainer. ply line clogged. Defective controller. Check controller settings. You may con- No hot water tact Danfoss Redan A/S for further infor- mation. Replace sensor. Defective sensor. As above. As above.
  • Page 16: Eu Declaration Of Conformity

    Declares under our sole responsibility that below products including all available power and control options: VX Solo 22 VX 22 - S 22 Main components: See instruction. Covered by this declaration is in conformity with the following directive(s), standard(s) or other norma- tive document(s), provided that the products are used in accordance with our instructions.
  • Page 17: Commissioning Certificate

    Instructions for installation and use S 22 14. Commissioning Certificate Commissioning certificate The unit is the direct link between the district heating supply network and the household piping system. All supply pipes and the pipes in the household piping system must be checked and rinsed before commissioning. Once the system has been filled with water, all pipe con- nections must be retightened before performing pressure test for leaks.
  • Page 18 Instructions for installation and use S 22 DKDHR VI.IE.D1.02 Danfoss District Energy...
  • Page 19 Instructions for installation and use S 22 19 19 Danfoss District Energy VI.IE.D1.02 DKDHR...
  • Page 20 Danfoss Redan A/S · District Energy · Omega 7, Søften · DK-8382 Hinnerup Tel.: +45 87 43 89 43 · Fax: +45 87 43 89 44 · redan@danfoss.com · www.redan.danfoss.dk VI.IE.D1.02 Produced by Danfoss A/S © 09/2012...

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