Viessmann VITOFLEX 300-RF Operating Instructions Manual
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Viessmann VITOFLEX 300-RF Operating Instructions Manual

Fully automatic solid fuel boiler with rotation combustion for the combustion of dry woodchips and wood pellets
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Viesmann
Operating instructions
for the system user
Fully automatic solid fuel boiler with rotation combustion
for the combustion of dry woodchips and wood pellets
VITOFLEX 300-RF
Please keep safe.
5784512 GB
9/2018

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Summary of Contents for Viessmann VITOFLEX 300-RF

  • Page 1 Viesmann Operating instructions for the system user Fully automatic solid fuel boiler with rotation combustion for the combustion of dry woodchips and wood pellets VITOFLEX 300-RF Please keep safe. 5784512 GB 9/2018...
  • Page 2 Safety instructions For your safety Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained Danger Please note This symbol warns against the risk of injury. This symbol warns against the risk of material losses and environmental pollution. Warning Warning of a medium risk of injury.

  • Page 3: For Your Safety

    Safety instructions For your safety (cont.) In case of fire Danger Fire presents a risk of burns and explosion. ■ Shut down the heating system. ■ Use a tested fire extinguisher, class ABC. What to do if the heating system develops a fault Danger Fault messages indicate faults in the heating system.
  • Page 4 Index Index 1. Introductory information Symbols ....................Intended use ..................Appliance description ................Operating phases .................. Commissioning ..................2. On operation Programming unit .................. 10 Default display ..................10 Buttons and symbols in header ............. 11 ■ Buttons and symbols in operating and display area ......
  • Page 5 Index Index (cont.) Subsection pages for the boiler ............. 30 Fuel ..................... 30 ■ Secondary air ..................31 ■ Flow ....................31 ■ Flue gas fan ..................31 ■ Subsection pages for auxiliary systems ..........31 Buffer cylinder ..................31 ■...

  • Page 6: Intended Use

    Introductory information Symbols Symbol Meaning Reference to other document containing further information Step in a diagram: The numbers correspond to the order in which the steps are carried out. Warning of material losses and environ- mental pollution Live electrical area Pay particular attention.

  • Page 7: Appliance Description

    Introductory information Appliance description The Vitoflex 300-RF is an automatic solid fuel boiler The Vitoflex 300-RF is designed for automatic fuel with rotation combustion. combustion. For fuel specifications, see from The boiler is made of steel. The lower section contains page 42.
  • Page 8 Introductory information Appliance description (cont.) Fig. 2 Safety heat exchanger Infeed grate Combustion chamber Primary air damper Heat exchanger Cleaning cover, flue gas collector Guide pipe Sight glass and connection for oil or gas burner Inspection port Flue gas collector Control unit Boiler safety equipment ■...

  • Page 9: Operating Phases

    ■ Integration into an overall system The Vitoflex 300-RF is part of an overall system. The boiler's sensors and drive units are connected to the system control unit via the electrical installation. The heating system installation links the boiler to the heating system circuit.

  • Page 10: Default Display

    On operation Programming unit The programming unit is equipped with a touchscreen. To input settings and check information, tap the on-screen buttons. On some of the control unit pages you can enter text and values. Tap an entry field and a keyboard or num- ber pad will appear on the touchscreen.
  • Page 11 On operation Default display (cont.) Buttons and symbols in header "Menu" Calling up the menu "Boiler technician" The system is "Switched on". You can As the boiler technician, you can switch the switch the system off. heating system on and off and change sys- The system is "Switched off".
  • Page 12 On operation Display of subsection pages (cont.) "Overview" or "Details" are accessed via the button in The Manual mode and Automatic mode buttons the footer. enable you to operate components manually or auto- matically; see page 30. Subsection pages for the boiler The subsection pages for the boiler are called up as For information about manual mode, see page 30.

  • Page 13: Overview Of The Menu

    Display of actual and set values For example, to change the user or password. Service – see page 21 Contact details for the "Customer", the "Contact person" and "Viessmann Holzheiz- technik" Mode The "Mode" button calls up the following functions: Automatic shutdown –...
  • Page 14 Start-up/shutdown Information on starting up/shutting down Warning Caution Risk of injury due to untrained personnel. Risk of burns due to hot system components. Only allow trained and experienced personnel Only touch handles and identified parts. ■ ■ to operate the product. Never touch sight glasses or their retainers.

  • Page 15: Shutting Down

    Start-up/shutdown Shutting down Switch off the system with the button. "Automatic shutdown" function – see page 34 The control unit switches the system off automatically.
  • Page 16 Settings Parameter level From some subsection pages, you reach the corre- In the subsection pages, tap on the button ¸ sponding parameter level. The parameters may be assigned to several tabs. Please note The number of parameters varies depending on the Incorrect parameter settings can cause damage system configuration.

  • Page 17: Heating Circuit

    Settings Heat distribution settings (cont.) Column Description End of heating phase Weekdays Monday "MO" to Sunday "SU" Parameter Description Setting in Setting Standard range value Operating status Displays the current operating phase for DHW circulation Pump pulse On/off times for the component's operation: Minutes 0 to 60 Pulse = Component is on...

  • Page 18: User Administration

    Further settings Settings in the "Panel" The following settings can be made via the "Panel" "Observer" button: The "Enter password" window is displayed. Cleaning the touchscreen ■ Setting the language 3. Enter the "Password" via the number pad. ■ ■ Setting the backlighting Confirm with "Enter"...

  • Page 19: Further Settings

    Further settings User administration (cont.) You can manage users from this page. Up to 5 users can be logged. Creating users 1. Tap an empty "Name" field. 3. Enter the name via the keypad and the password The "Enter password" window is displayed. via the numeric keypad.
  • Page 20 Further settings Graphs (cont.) Bottom display field ■ To move the time axis Skips to the beginning. Jumps back one page. Jumps forward one page. Skips to the end. ■ Current cursor position Moves the cursor to the left. Moves the cursor to the right. Positions the cursor on the current time point.

  • Page 21: Operating Data

    To input the following contact details: ■ Customer 1. "Menu" ■ Contact person ■ Viessmann Holzheiztechnik address "Service" Checking fault messages and maintenance messages Tap the following on-screen button in the header: Tabs in the "Fault messages" window: "Fault in the system". ■...
  • Page 22 Checks Checking fault messages and maintenance messages (cont.) ■ Time/date: Time at which the fault message occur- Acknowledging a fault or warning Text: Description of the fault or warning Tap the following button: "Acknowledge" ■ The remedied fault or warning is acknowledged. The Note acknowledged fault message is only shown under the For information on eliminating fault and warning mes-...

  • Page 23: "Fault" Is Displayed

    What to do if... "Fault" is displayed Warning Further information can be found in chapter "Checking Risk of injury due to faults in the heating system fault messages", see page 21. that have not been rectified. In the event of faults, shut down the heating sys- 1.
  • Page 24 What to do if... "Fault" is displayed (cont.) Fault message Cause Remedy Fault: Repeat heat-up Fuel is too damp Use suitable dry fuel Oxygen monitoring detects no Check oxygen probe, clean, cali- combustion brate and replace if necessary Combustion chamber fill time is Adjust combustion chamber fill too short, resulting in lack of fuel time...
  • Page 25 External detector reports CO or Immediately leave the boiler ■ CO2 emission into the boiler room and ensure ventilation room Consult Viessmann Technical ■ Service Fault: Electrostatic filter Call up possible cause at electro- Check and remedy the fault in ac-...
  • Page 26 Inverter is faulty or there is no Consult a qualified electrician or flue gas fan supply voltage at the inverter Viessmann Technical Service Fault: Flue gas fan, excess tem- Motor is overloaded due to ex- Consult a qualified electrician or...
  • Page 27 Warning: Maximum runtime, ash Ash removal light barrier is dirty Clean transmitter and receiver of removal exceeded the light barrier Ash removal light barrier is faulty Consult Viessmann Technical Service Warning: System running without Lambda probe is severely con- Consult Viessmann Technical ■...
  • Page 28 When changing to a different fuel, have the Viessmann Warning engineers adjust the parameters to suit the new fuel. Risk of poisoning from carbon monoxide and This will ensure optimum combustion of each fuel type.
  • Page 29 What to do if... Visual inspection of combustion During operation, the control unit controls, regulates Check flames in the combustion chamber through the and monitors all components and system parts auto- sight glass. matically. The ideal flame is yellow to light yellow. This indicates normal combustion in which the fuel burns cleanly.

  • Page 30: Manual Mode

    Further checks and manual mode Checks The subsection pages display set and actual values as well as status information. Many of the actual values are displayed graphically in the form of a scale. Manual mode The manual mode and automatic mode buttons Manual mode is called up as follows: enable you to operate components manually or auto-...

  • Page 31: Buffer Cylinder

    Further checks and manual mode Subsection pages for the boiler (cont.) "A-clockwise" rotation Green arrow animated: Fuel supply active "Free" Light barrier for ash removal is clear "Interrupted" Light barrier for ash removal is interrupted Secondary air "Secondary air/primary air" tab "Secondary air damper"...
  • Page 32 Further checks and manual mode Subsection pages for auxiliary systems (cont.) Oil/gas burner "Cylinder" (heating water buffer cylinder) Boiler status or operating mode Actual and set cylinder temperature in °C "Oil/gas burner on boiler" Subsection pages for heat distribution The subsection pages for heat distribution are called Symbols up as follows: Display of valve opening in %...

  • Page 33: Shutting Down The Heating System For An Extended Period

    Shutdown Shutting down the heating system for an extended period 1. Switch off the system with the button. 3. Open the combustion chamber door. The control unit switches the system off automati- cally. 4. Allow the combustion chamber time to cool down. For the automatic shutdown function, see page 34.

  • Page 34: Symbol Description

    "Reset"; see page 22. The maintenance and cleaning schedules listed below use the following symbols for each personnel group. Symbol Description Boiler technician Viessmann Technical Service Approved heating contractor Cleaning Automatic shutdown The "Automatic shutdown" function determines the Requirements time at which the boiler switches to burnout, e.g.

  • Page 35: Maintenance

    Maintenance Cleaning (cont.) 1. In the default display, tap the boiler symbol 5. Start the "Maximum cylinder heating" function by The overview of the "Mode" page is displayed. pressing the "Maximum cylinder heating" but- ton; see page 35. 2. Start the function via the "Automatic shut- The cylinder is heated to its maximum level 2 down"...

  • Page 36: Cleaning The Boiler

    Maintenance Cleaning (cont.) Cleaning the boiler Information on cleaning the boiler Note Check the lines and pipes of the flue gas path for tight- Please note ness after cleaning and every six months. Dirt and deposits can damage the boiler. Clean the outside of the heating system as Prior to cleaning required.
  • Page 37 Maintenance Cleaning (cont.) Activity Interval 100 hours 300 hours 900 hours Annually Combustion chamber Open inspection cover and check infeed grate for contamination and slag deposits, clean if necessary. Cleaning interval depends on fuel and fuel quality. Check sight glass and the sight glasses for light bar- riers for contamination and clean if necessary.
  • Page 38 Maintenance Inspection and maintenance Annual general inspection Viessmann Technical Service is happy to carry out the inspection and maintenance of your heating system and can provide a quote for a maintenance contract. Contact the Technical Service department for an annual general inspection or if you wish to change fuel.
  • Page 39 Maintenance Inspection and maintenance (cont.) Activity Interval Every Annually hours hours months Combustion chamber Check infeed grate for damage. Check the gasket of boiler door for wear. Check segment blocks for damage. Check combustion chamber for slag deposits and remove slag if necessary.
  • Page 40 Maintenance Inspection and maintenance (cont.) Flue gas dust extractor (option) maintenance Maintenance intervals Fig. 6 Activity Interval 1200 Every Annually hours hours months Interior Open covers and clean the guide blades of the flue gas dust extractor with a hand brush Flue gas fan Disconnect plug on motor Undo wing nuts and extract motor together with impeller...
  • Page 41 Maintenance Inspection and maintenance (cont.) Conveyor device maintenance Warning Note Risk of serious or fatal injury through becoming ■ All geared motors of the conveyor devices are main- trapped or crushed by moving parts. tenance-free. Before starting any maintenance work on the ■...
  • Page 42 Ordering fuel Ordering fuel Approved woodchips To EN ISO 17225-4 According to ÖNORM M 7133 Moisture content ≤ M35 ≤ w35 Grain size P16S ■ ■ P31S ■ ■ Approved wood pellets Delivery methods To EN ISO 17225-2 Wood pellets are offered in 15 to 30 kilogram sacks, in Quality bulk up to 1000 kilogram and loose.

  • Page 43: Ordering Fuel

    Ordering fuel Notes on filling the fuel store (cont.) For horizontal discharge For flexible agitator discharge If the fuel store is empty, fill the fuel store until the For the "Silo filling" function, see page 14. articulated arms or spring blades are covered by approx.
  • Page 44 Appendix Buttons and symbols These symbols are not always displayed, but appear subject to the system version and the operating phase. General buttons and symbols Navigate up and down Enter To confirm the entry. Scroll to the left To terminate the entry. Scroll to the right To terminate the function.

  • Page 45: Buttons And Symbols

    To the Service page Current cursor position Contact details for the "Customer", the Moves the cursor to the left. "Contact person" and "Viessmann Holzheiz- Moves the cursor to the right. technik" Positions the cursor on the current time point. To the IO modules...

  • Page 46: Information On Disposal

    (Altstoff Recycling Austria AG, licence num- ber 5766). Final decommissioning and disposal of the heating system Viessmann products can be recycled. Components and fluids from your heating systems are not part of ordinary domestic waste. Please speak to your contractor about the correct dis- posal of your old system.
  • Page 47 Keyword index Keyword index DHW 01 (subsection) Acknowledging – Checking..............32 – Fault................ 22 – Manual mode............32 – Warning..............22 Display................11 Administration Display of subsection pages........11 – User.................18 Air supply – Adjusting..............28 Fault Appliance description........... 7 – Acknowledging............22 Ash removal..............
  • Page 48 Keyword index Keyword index (cont.) Inspection and maintenance........38 Pictograms..............44 – Boiler............... 38 Programming unit............10 – Conveyor devices............41 – Flue gas dust extractor (option)......40 – General inspection..........38 Reset Intended use..............6 – Service..............22 Language, setting............18 Safety equipment............8 Secondary air (subsection) –...

  • Page 52: Your Contact

    Your contact Contact your local contractor if you have any questions about your system or wish to arrange maintenance or repair work. You can find local contractors on the internet at www.viessmann.de. Viessmann Werke GmbH & Co. KG Viessmann Limited...

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