Viessmann VITORADIAL 300-T Service Instructions Manual
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Viessmann VITORADIAL 300-T Service Instructions Manual

Viessmann VITORADIAL 300-T Service Instructions Manual

Condensing boiler with heat exchanger
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VIESMANN
Service instructions
for contractors
Vitoradial 300-T
Type VR3, 101 to 335 kW
Condensing boiler with heat exchanger
For applicability, see the last page
VITORADIAL 300-T
Please keep safe.
5692 820 GB
3/2013

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Summary of Contents for Viessmann VITORADIAL 300-T

  • Page 1 VIESMANN Service instructions for contractors Vitoradial 300-T Type VR3, 101 to 335 kW Condensing boiler with heat exchanger For applicability, see the last page VITORADIAL 300-T Please keep safe. 5692 820 GB 3/2013...

  • Page 2: Safety Instructions

    Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained ■ All current safety regulations as defined by DIN, EN, DVGW, TRGI, Danger TRF, VDE and all locally applicable This symbol warns against the standards risk of injury.
  • Page 3 If the boiler is operated at Defective components must be the same time, this can lead to reverse replaced with genuine flow of the flue gas. Viessmann spare parts.
  • Page 4 Installing non-author- ised components and making non-approved modifications or conversions can compromise safety and may invalidate our warranty. For replacements, use only orig- inal spare parts supplied or approved by Viessmann.

  • Page 5: Table Of Contents

    Index Index Product information Intended use......................Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance.......... Further details regarding the individual steps............Parts lists Parts list, boiler..................... 27 Parts list, heat exchanger..................30 Water quality Water quality requirements.................. 33 Commissioning/service reports................ 37 Specification.......................

  • Page 6: Product Information

    Product information Intended use The appliance is only intended to be installed and operated in sealed unven- ted heating systems that comply with EN 12828, with due attention paid to the associated installation, service and operating instructions as well as the details in the datasheet.

  • Page 7: Commissioning, Inspection, Maintenance

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance For further information regarding the individual steps, see the page indicated Commissioning steps Inspection steps Maintenance steps Page • 1. Matching the settings of the boiler control unit..• 2. Checking the connections of the neutralising system and filling with neutralising agent •...
  • Page 8 Commissioning, inspection, maintenance Steps - commissioning, inspection and… (cont.) Commissioning steps Inspection steps Maintenance steps Page • • • 21. Checking the mixer for ease of operation and tightness................24 • • • 22. Checking the function of the return temperature raising facility (if installed) •...

  • Page 9: Further Details Regarding The Individual Steps

    Commissioning, inspection, maintenance Further details regarding the individual steps Matching the settings of the boiler control unit Make the settings according to the infor- mation in chapter "Additional informa- tion, coding" in the control unit service instructions. Commissioning the system Operating and service instruc- 05.

  • Page 10: Checking The Burner Adjustment

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 11. When heating the system from cold 13. Check all gaskets and plugs, and (also when restarting after mainte- retighten if necessary. nance and cleaning work), prevent all heat supply to heat consumers, 14.

  • Page 11: Shutting Down The System

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Shutting down the system Danger Only drain the boiler with a suc- Only open the connections on the tion pump if the air vent valve is heating water side after the boiler open.

  • Page 12: Cleaning The Internal Pipes And Heating Surface

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the internal pipes and heating surface 1. Remove internal pipes B using 3. Remove combustion residues from internal pipe extractor A. the flue pipe and the flue outlet through the cleaning aperture in the 2.

  • Page 13: Inserting The Internal Pipes

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Inserting the internal pipes A Insert internal pipes as far as they will go...

  • Page 14: Fitting The Boiler Door

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Fitting the boiler door A Close the door: Tighten screws crosswise to 25 Nm. Danger Escaping gas leads to a risk of explosion. Check the boiler door for tight- ness.

  • Page 15: Checking The Function Of The Safety Equipment

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the function of the safety equipment Check the safety valves, the water level and pressure limiters in accordance with manufacturer's details. Checking the expansion vessel and system pressure Note Please observe expansion vessel man- ufacturer's instructions.
  • Page 16 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Pump controlled pressure maintaining systems Please note Please note Pressure fluctuations may cause The ingress of oxygen can result damage to the boiler or to other in system damage as a conse- system components.

  • Page 17: Checking The Heat Exchanger Gasket

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the heat exchanger gasket Removing the cover panel 4,8 x 9,5 A Cover panel...
  • Page 18 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Removing the top panels...
  • Page 19 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Removing the back panel 3,9 x 9,5 A Back panel...
  • Page 20 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Removing the heat exchanger cover 1. Cut open the fabric lining on the cover 4. Remove gasket B and clean the at lower perforation A (outer ring). sealing face. 2. Remove cut-out fabric lining D. Assembly 3.

  • Page 21: Cleaning The Flue Outlet And Heat Exchanger

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the flue outlet and heat exchanger 1. Remove condensate hose and 3. Vacuum up combustion residues siphon from the heat exchanger. from the flue pipe, flue gas collector and heat exchanger through cleaning 2.

  • Page 22: Checking The Water Quality

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Coat the heat exchanger coil with Neutralising system installation cleaning agent (e.g. Fauch 400/410) and operating instructions through cleaning aperture A and proceed in accordance with the cleaning agent manufacturer's instructions.
  • Page 23 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Meter Fill and Total Total hardness pH val- Water treat- Date reading top-up water ment water volume Feed- Boiler Meter- water water dium ing vol- The total hardness of the feed and top- up water must not exceed a sum of all alkaline earths of ≤...

  • Page 24: Cleaning The Sight Glass In The Boiler Door

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the sight glass in the boiler door Check the gaskets and hose connection for leaks. Checking the mixer for ease of operation and tightness 1. Remove the motorised lever from the 3.

  • Page 25: Adjusting The Burner

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Adjusting the burner Burner service instructions or This extends the service life and reduces separate documentation from the the running costs. burner manufacturer. Operation with burner load ≥ 60 % Adjust the maximum oil throughput of the burner to the rated boiler heating out- The minimum boiler water temperature...

  • Page 26: Instructing The System User

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Instructing the system user The installer must instruct the user in the operation of the system. Operating and service instructions 1. Complete and detach the customer registration card: ■ Hand the system user this part for safekeeping.

  • Page 27: Parts Lists

    Parts lists Parts list, boiler When ordering spare parts: 209 Thermal insulation jacket Quote the part no. and serial no. (see 210 Thermal insulation mat, back boiler type plate) and the position num- 213 Edge protector ber of the required part (as per this parts 214 Top fixing rail list).
  • Page 28 Parts lists Parts list, boiler (cont.)
  • Page 29 Parts lists Parts list, boiler (cont.) Information on position 013 Rated heating output kW 101 129 157 201 263 335 Number...

  • Page 30: Parts List, Heat Exchanger

    Parts lists Parts list, heat exchanger When ordering spare parts: 018 Heat exchanger flow pipe Quote the part no. and serial no. (see 019 Heat exchanger return pipe heat exchanger type plate) and the 020 Connection piece position number of the required part (as 021 Diaphragm grommet per this parts list).
  • Page 31 Parts lists Parts list, heat exchanger (cont.)
  • Page 32 Parts lists Parts list, heat exchanger (cont.) A Type plate...

  • Page 33: Water Quality

    Water quality Water quality requirements Note The warranty excludes damage due to Observing the following requirements is corrosion and scaling. necessary to safeguard your warranty rights. Prevention of damage due to scaling Prevent excessive scale build-up (calcium carbonate) on the heating surfaces. For heating systems with operating temperatures up to 100 °C, VDI guideline 2035 sheet 1 "Prevention of heating system damage –...

  • Page 34: Water Quality Water Quality Requirements

    Water quality Water quality requirements (cont.) ■ In systems > 50 kW, install a water ■ Commission the system step by step, meter to capture the amount of the fill starting with the lowest boiler output and top-up water. Enter the volume of and a high heating water flow rate.
  • Page 35 Water quality Water quality requirements (cont.) Prevention of damage due to corrosion on the water side The corrosion resistance of ferrous Sealed unvented systems – e.g. those materials on the heating water side of equipped with an expansion vessel – heating systems and heat generators offer good protection against the ingress depends on the absence of oxygen in the...
  • Page 36 Water quality Water quality requirements (cont.) Where chemicals are used as part of the corrosion protection, we recommend that the manufacturer of the chemicals issues a certificate of suitability of the additives with regard to the boiler mate- rials and the materials of the other heat- ing system components.

  • Page 37: Commissioning/Service Reports

    Commissioning/service reports Commissioning/service reports Commissioning Service Service date: Service Service Service date: Service Service Service date: Service Service Service date: Service Service Service date:...

  • Page 38: Specification

    Specification Specification Rated heating output = 50/30 °C = 80/60 °C Product ID CE-0035 BU 104 Flue gas temperature (at 100 % load) ■ at a return temperature of °C 30 °C ■ at a return temperature of °C 60 °C Product parameters (according to EnEV) Efficiency η...

  • Page 39: Certificates

    Certificates Declaration of conformity We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, declare as sole respon- sible body, that the following product complies with the standards specified: Vitoradial 300-T, type VR3, 101 to 335 kW ■ with the Vitotronic boiler control unit and ■...

  • Page 40: Manufacturer's Certificate According To The 1St Bimschv [Germany]

    Certificates Manufacturer's certificate according to the 1st BImSchV [Germany] We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm that this product complies with the following conditions stipulated by the 1st German Immissions Order (BImSchV): ■ NO limits in accordance with paragraph 6 (1).

  • Page 41: Keyword Index

    Keyword index Keyword index Boiler door Operating and service instructions..26 ■ Fitting..........14 Operation, partial load......25 ■ Opening..........11 Operation with burner load....25 Boiler water quality requirements..33 Burner adjusting.........25 Parts list ■ Boiler..........27 Expansion vessel.......15 ■ Heat exchanger......30 Fill and top-up water......22 Safety equipment, checking the func- Flue outlet cleaning......21 tion.............15...
  • Page 44 7452983 7452984 7452985 7452986 7423898 7423899 7423900 7423901 7423902 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...

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