Viessmann VITOCELL 100-U Service Instructions Manual
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Viessmann VITOCELL 100-U Service Instructions Manual

Dual mode dhw cylinder with solar-set
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VIESMANN
Service instructions
for contractors
Vitocell 100-U
Type CVUB
Dual mode DHW cylinder with Solar-Set
Vitocell 100-W
Type CVUB/CVUB-A
Dual mode DHW cylinder with Solar-Set
VITOCELL 100-U
VITOCELL 100-W
Please keep safe.
5838627 GB
2/2019

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Summary of Contents for Viessmann VITOCELL 100-U

  • Page 1 VIESMANN Service instructions for contractors Vitocell 100-U Type CVUB Dual mode DHW cylinder with Solar-Set Vitocell 100-W Type CVUB/CVUB-A Dual mode DHW cylinder with Solar-Set VITOCELL 100-U VITOCELL 100-W Please keep safe. 5838627 GB 2/2019...
  • Page 2 ■ Never touch the hot surfaces of uninsulated pipes and fittings. Repair work Please note Repairing components that fulfil a safety func- tion can compromise the safe operation of the system. Replace faulty components only with genuine Viessmann spare parts.

  • Page 3: Safety Instructions

    Installing non-authorised components and making non-approved modifications or con- versions can compromise safety and may inva- lidate our warranty. For replacements, use only original spare parts supplied or approved by Viessmann.
  • Page 4 Index Index Information Symbols ....................Intended use ..................Inspection and maintenance ..............Spare parts lists ..................Operating principles Ball valve positions ................Venting the solar heating water flow (HFs) ..........Adjusting the flow rate ................Flushing and filling ................. High limit safety cut-out (HLSC) ............Commissioning, inspec- Steps - commissioning, inspection and maintenance ......

  • Page 5: Intended Use

    Information Symbols The steps in connection with commissioning, inspec- Symbol Meaning tion and maintenance are found in the "Commission- Reference to other document containing ing, inspection and maintenance" section and identified further information as follows: Step in a diagram: Symbol Meaning The numbers correspond to the order in Steps required during commissioning...

  • Page 6: Spare Parts Lists

    This func- requirements. tion test can be carried out without interrupting opera- tion, by measuring the earth current with an anode tester. Spare parts lists Information about spare parts can be found on the Viessmann spare parts app.

  • Page 7: Adjusting The Flow Rate

    Operating principles Ball valve positions One ball valve each in the solar heating water flow and Vitosol service instructions in the solar heating water return within the Solar-Set: ■ In line with the pipe run: – Open ■ Perpendicular to the pipe run: Closed –...
  • Page 8 Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance Commissioning steps Inspection steps Maintenance steps Page • 1. Filling the DHW cylinder...................... • • 2. Shutting down the system • • 3. Checking the safety valve function • • 4. Testing the anode earth current with an anode tester............•...

  • Page 9: Filling The Dhw Cylinder

    Commissioning, inspection, maintenance Filling the DHW cylinder 1. Fill the DHW cylinder on the DHW side. 2. Check the fittings on the heating water and DHW sides for leaks and retighten if required. Note When the DHW cylinder is pressurised, retighten 3.

  • Page 10: Checking And Replacing The Protective Magnesium Anode (If Required)

    Commissioning, inspection, maintenance Cleaning the inside of the DHW cylinder 4. Remove loose deposits with a pressure cleaner. Please note Pointed or sharp cleaning tools will damage the cylinder interior. Only use plastic tools to clean the inside. 5. Use a chemical cleaning agent to remove hard deposits that cannot be removed with a pressure cleaner.
  • Page 11 Commissioning, inspection, maintenance Returning the DHW cylinder to use Fig. 5 1. Reconnect the DHW cylinder to the pipework. 6. Fit upper thermometer sensor 2. Insert new gasket underneath flange cover 7. Fit flange insulation and cover 3. Fit flange cover with earth cable .

  • Page 12: Commissioning/Service Reports

    Commissioning/service reports Commissioning/service reports Commissioning Maintenance/service Maintenance/service Date: Commissioning Maintenance/service Maintenance/service Date: Commissioning Maintenance/service Maintenance/service Date: Commissioning Maintenance/service Maintenance/service Date: Commissioning Maintenance/service Maintenance/service Date:...

  • Page 13: Specification

    Specification Specification Dimensions and weights Vitocell 100-U/W CVUB CVUB-A Cylinder capacity DIN registration no. 9W266-13MC/E Standby heat loss kWh/24 h 1.52 1.15 to EN 12897:2006 Standby capacity V Solar capacity V Dimensions (incl. thermal insulation) Length ( Total width Height...
  • Page 14 Specification Specification (cont.) Pump curve, high efficiency circulation pump Pump rate in m³/h 16.7 33.2 Pump rate in l/min Fig. 6 Pressure drop curve Max. delivery head Note Pressure drop curve relates to all Solar-Set compo- nents together: ■ Air vent valve ■...

  • Page 15: Final Decommissioning And Disposal

    Disposal Final decommissioning and disposal Viessmann products can be recycled. Components For decommissioning the system, isolate the system and substances from the system are not part of ordi- from the power supply and allow components to cool nary household waste.
  • Page 16 Declaration of Conformity Declaration of Conformity We, Viessmann Werke GmbH & Co. KG, D-35107 Allendorf, declare as sole responsible body that the named product complies with the European directives and supplementary national requirements in terms of its design and operational characteristics.
  • Page 17 Keyword index Keyword index Adjusting the flow rate on the solar side...... 7 Inspection and maintenance........6 Internal cleaning............10 Ball valve positions............7 Protective magnesium anode........10 Dimensions and weights..........13 Specification (high efficiency circulation pump includ- ing Solar-Set)............. 13 Flushing and filling............7 Testing the anode earth current........
  • Page 20 Viessmann Werke GmbH & Co. KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB Fax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.com Fax: +44 1952 675040 E-mail: info-uk@viessmann.com...

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Vitocell 100-wCvubCvub-a

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