Viadrus K4 Manual
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Viadrus K4 Manual

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VIADRUS K4
Manual for boiler operation and installation
GB_2017_24
GB_ 2015_31

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Summary of Contents for Viadrus K4

  • Page 1 VIADRUS K4 Manual for boiler operation and installation GB_2017_24 GB_ 2015_31...

  • Page 2: Table Of Contents

    Diagram for flue gas ducting of the LIK type, version 60/100 mm (max. length 5 m), or 80/125 ..........43 11.5 Pressure Losses of Chimney Flue Elements in Case of VIADRUS K4 Boiler Usage ................ 44 Commissioning ...................................... 44 12.1 Instructions before Putting into Operation ............................

  • Page 3: General Information

    S: silver B: black Conversion of the VIADRUS K4 boiler from natural gas to propane and vice-versa can be performed by a contracted service provider only. Chimney flue made by ALMEVA has been certified for this boiler. If you use chimney flue made by a different producer, it is necessary to use a system with identical parameters as for the certified type of the chimney flue.

  • Page 4: Technical Data

    General Information Technical Data Tab. №. 1 Sizes, operation temperature and electrical variables - VIADRUS K4GXH24XX Fuel type Propane Propane Propane Category of appliance Version Weight [kg] 27.5 26.5 Water volume Boiler dimensions – width [mm] – depth [mm] – height [mm] Ø...
  • Page 5 General Information Tab. №. 3 Sizes, operation temperature and electrical variables - VIADRUS K4GXH33XX Fuel type Propane Propane Propane Category of appliance Version Weight [kg] 29,5 28,5 Water volume Boiler dimensions – width [mm] – depth [mm] – height [mm] Ø...
  • Page 6 General Information Diagram no. 1 A diagram of the boiler heating circuit hydraulic loss Fig. №. 1 The main boiler dimensions...
  • Page 7 19,00 17,00 15,00 13,00 11,00 9,00 7,00 2,50 3,50 4,50 5,50 6,50 7,50 8,50 9,50 Hot water flow rate (l/min) Průtok TV (l/min) Graph No. 2 Dependence of boiler power on flow rate of heated hot water (version VIADRUS K4G2H24XX)
  • Page 8 K4G2H33.. Hot water heating - ∆T 35 °C 34,00 29,00 24,00 19,00 14,00 9,00 4,00 3,00 5,00 7,00 9,00 11,00 13,00 Průtok TV (l/min Hot water flow rate (l/min) Graph No. 3 Dependence of boiler power on flow rate of heated hot water (version VIADRUS K4G2H33XX)
  • Page 9 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G1H24XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...
  • Page 10 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G2H24XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...
  • Page 11 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G3H24XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...
  • Page 12 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G1H33XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...
  • Page 13 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G2H33XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...
  • Page 14 General Information Information requirements for boiler space heaters, boiler combination heaters and cogeneration space heaters Model(s): VIADRUS K4G3H33XX Condensing boiler: Low-temperature (**) boiler: B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Seasonal space heating energy...

  • Page 15: Boiler Description

    The boiler is an appliance in version C, i.e., a closed appliance with electronic ignition and flame ionization. Control Features electronic panel with the control panel pressure gauge valve for adding water to the heating system Fig. №. 2 The VIADRUS K4 boiler control panel 4.2.1 Removing the front cover • Pulling the cover side detach •...

  • Page 16: Main Boiler Parts

    Fig. №. 4 The VIADRUS K4 boiler assembly (version shown - K4G2HXXXX)
  • Page 17 (radiators) Fig. №. 5 VIADRUS K4G1HXXXX with only water heating for the system (hydraulic diagram of the version and the sketch of the hydro-block) condensing exchanger input of hot water to the radiators...

  • Page 18: A Diagram Showing Flue Gas Flow In The Exchanger

    Delivery and Accessory The VIADRUS K4 boiler is delivered as assembled on a pallet, packed in a carton cover. Flue gas ducting is delivered in accordance with the customer requirements based on the actual connection of air inlet and flue gas outlet (see chapter 11).

  • Page 19: User

    User Boiler Attendance by the User Description of the control panel CH setpoint adjustment (+) CH setpoint adjustment (-) Info mode selection RESET mode OFF / DHW / CH+DHW modes enabling DHW setpoint adjustment (-) DHW setpoint adjustment (+) 7 segments digit 7 segments digit 7 segments digit DHW mode...
  • Page 20 User STAND-BY mode By mean of push button it possible to select boiler STAND-BY modes selecting Winter (both DHW and CH modes are enable) or Summer (only DHW mode is enable) working conditions. When Winter is selected, an no head demand is present, LCD is indicating: When Summer is selected, an no head demand is present, LCD is indicating: In case of water pressure switch usage, Supply temperature value is shown rather than water pressure value/indication (scale).

  • Page 21: Lockout Condition Codes

    User křivka 30 OTC curve 30 OTC curve 25 křivka 25 křivka 20 OTC curve 20 OTC curve 16 křivka 16 OTC curve 12 křivka 12 OTC curve 8 křivka 8 křivka 4 OTC curve 4 20,0 15,0 10,0 -5,0 -10,0 -15,0 -20,0...

  • Page 22: Blocking Codes

    1 (enable) By pressing K4 push button, water filling valve is activated for a period of time equal to Water filling timeout. If during, that period, water pressure value gets higher than the Water pressure nominal or water pressure switch contact is being closed, error code is cancelled and the water filling valve is switched off.

  • Page 23: Additional Functions

    User for more than 3 seconds, error is generated. In case sensor is back to the normal operating range, error is gone. Normal operating range for the outdoor sensor is from -40°C till +50°C. With sensor broken in a way that he makes an open circuit, error will be generated only if a curve is selected: OTC will be disabled but heating mode will be possible.

  • Page 24: Installer Mode

    In case of any modification the value is automatically saved. reset By pressing push button for 1 second is possible to come back to the “tS”, then by pressing K4 once again, escape from the Transparent Parameter mode. By pressing push buttton for 1 second is possible to leave the Installer mode.

  • Page 25: Hi" As History Mode

    User 5.7.3 “Hi” as History mode Selecting “Hi” the display starts with showing H01. By means of the push buttons is possible to select the parameters. Selecting one of these parameters, by means of the push buttons is possible to see his value (not flashing). History buffer 1 (the lastest) –...

  • Page 26: Important Notices

    If you fail to meet these conditions you cannot require guarantee repairs. Instructions for Product Disposal After Its Service Life VIADRUS a.s. is a contractual partner of EKO–KOM a.s., its client number being EK – F00060715 Packaging is in compliance with EN 13427.

  • Page 27: Warranty And Liability For Defects

    Warranty and Liability for Defects VIADRUS a.s. provides a warranty on the boiler VIADRUS K4 for the period of 24 months from the product commissioning date. Within this warranty the manufacturer agrees to remove the defects of the product in the form of a repair free of charge.

  • Page 28: Servicing

    Servicing Placement and Installation 10.1 Standards and regulations The heating system shall be filled with water meeting the requirements of ČSN 07 7401 and especially the water hardness shall not exceed the required parameters. Tab. №. 5 Recommended values Hardness mmol/l mmol/l Concentration of total Fe + Mn...

  • Page 29: Possible Placement

    Using the installation stencil (the stencil is printed at the bottom of the carton packaging of the boiler) attach the enclosed bracket to the wall using 3 pieces of dowels with diameter of 8 mm and bolts. Mount the VIADRUS K4 boiler on the bracket and using the marked outlets the boiler is connected to the heating system incl.
  • Page 30 ... hot water heating inlet 1/2" Fig. №. 14 VIADRUS K4G1HXXXX – Connections of the boiler with a reservoir type heater, bottom view of the boiler … heating water inlet 3/4" The manufacturer recommends placing these products in closed heating systems.

  • Page 31: Connecting To The Heating System And Water Filling

    Servicing 10.4 Connecting to the Heating System and Water Filling Water for filling the boiler and the heating system must be clear and colorless, with no suspended substances, oil and chemically aggressive substances. The parameters of circulation and refilling water shall meet tab. no. 3. When the water hardness does not meet the required parameters, it shall be treated accordingly.

  • Page 32: Boiler Electrical Wiring

    Servicing 10.9 Boiler Electrical Wiring 10.9.1 Main components of boiler electrical equipment exchanger ISOTHERMIC 3+1 - K4GXH24XX 4+1 - K4GXH33XX Outside sensor 10 kΩ flue gas temperature sensor THERMOSTAT Opentherm exchanger sensor thermostat NEXSYS S4962V3224 emergency sensor TV 10 kΩ thermostat (option K4G 3) combination...

  • Page 33: Connecting Terminal

    Servicing 10.9.3 Connecting terminal VIADRUS K4G1HXXXX with heating of water for the system only Connection of the connection terminal of Room thermostat connection: Parent control connection – controller the boiler without a parent control (boiler with communication OPENTHERM: standard supply): X201.2...
  • Page 34 Servicing Fig. №. 20 Boiler wiring diagram (extra-low voltage)
  • Page 35 Servicing black blue brown white purple orange yellow green gnye green-yellow Panel with LCD screen Heating water sensor DHW sensor Pump Water pressure sensor External sensor Water flow sensor Room instrument OPENTHERM Gas valve Room thermostat Upper storage tank sensor Exchanger thermal fuse Connector for connecting the boiler - 8 poles Flue gas sensor...
  • Page 36 Servicing Fig. №. 22 Boiler wiring diagram (low voltage)
  • Page 37 Servicing Power mains 230VAC, black Panel with LCD screen blue Fan, brown Pump, gnye green-yellow Three-way valve, Ignition and Ionization electrode, External sensor, Gas valve Euro connector – the boiler power supply Fig. №. 23 Boiler electrical equipment wiring diagram (low voltage)

  • Page 38: Flue Gas Ducting

    The chimney shall be equipped with a special lining designed for the condensing boilers and a condensate outlet from the chimney. For the VIADRUS K4 boiler it is possible to use a plastic lining with temperature resistance 120 °C made e.g. by ALMEVA.

  • Page 39: Flue Gas Ducting - Examples Of Correct Connection Of Flue Duct And Air Supply

    Servicing 11.1 Flue gas ducting – examples of correct connection of flue duct and air supply Fig. №. 25 11.2 Flue gas ducting – examples of incorrect connection of flue duct and air supply Fig. №. 26 11.3 STARR D80 and FLEX 80 system connection reducing insert transition piece flue gas exhaust, measuring piece...

  • Page 40: Starr, 2 X D 80 Mm Flue Ducting Diagram

    Servicing 11.3.1 STARR, 2 x D 80 mm flue ducting diagram Plastic chimney capital starr (complete set) Rain-protection collar Terminal pipe without socket Universal distance clamp Pipe with socket Inspection T-piece Inspection door Pipe with socket Foot-elbow starr 87° with anchoring LIB pipe piece with flange Inspection T-piece Pipe with socket...

  • Page 41: Flex, 2 X D 80 Mm Flue Ducting Diagram

    Servicing 11.3.2 FLEX, 2 x D 80 mm flue ducting diagram Rain-protection collar Terminal pipe without socket Option 1 Option 2 Terminal pipe flex Plastic chimney capital flex (complete set) Plastic chimney capital starr (complete set) Universal distance clamp Inspection door Ventilation grill Inspection T-piece flex/starr Inspection T-piece flex/flex...

  • Page 42: Lik 60/100, 80/125 System Connection

    Preparation of connection of the terminal part of the LIK system for connection to the VIADRUS boiler – the outside air supply pipe shall be by 35 mm shorter than the flue gas removal pipe. It is necessary to ensure a gap of 10 – 15 mm between the exchanger and the air supply pipe to ensure air supply to the boiler.

  • Page 43: Diagram For Flue Gas Ducting Of The Lik Type, Version 60/100 Mm (Max. Length 5 M), Or 80/125

    Servicing 11.4.1 Diagram for flue gas ducting of the LIK type, version 60/100 mm (max. length 5 m), or 80/125 Plastic chimney capital starr (complete set) LIK pipe piece with flange Adjustable LIK pipe piece with clamp LIL wall clamp LIK inspection T-piece with measuring opening LIK inspection T-piece with...

  • Page 44: Pressure Losses Of Chimney Flue Elements In Case Of Viadrus K4 Boiler Usage

    Servicing 11.5 Pressure Losses of Chimney Flue Elements in Case of VIADRUS K4 Boiler Usage Maximal pressure of fan 150Pa Multi-piece Chimney Flue - Burnt Gases K4GXH24XX K4GXH33XX VIADRUS Code Code Name Loss in Pa 20105 PPSB48 Angle piece 45°...

  • Page 45: Instructions Before Putting Into Operation

    Servicing 12.1 Instructions before Putting into Operation Expansion tank filling valve. Pressure in the expansion tank shall be set according to the heating system designing documentation. Pressure in the expansion tank shall be checked during the regular annual servicing inspection. Bleeding valve of exchanger During bleeding, use for example a silicon hose of ø...

  • Page 46: Boiler Setting

    Servicing 12.2 Boiler Setting Boiler emissions: Natural gas: Propane: – minimum boiler output value – 8,5 % – minimum boiler output value – 9,5 % – nominal boiler output value – 8,5 % – nominal boiler output value – 9,5 % When the set parameters do not correspond with the values shown above follow the instructions in the Servicing Manual.

  • Page 47: Conversion To A Different Type Of Fuel

    Servicing 12.3 Conversion to a different type of fuel 1. Venturi tube 2. Clamp 3. Diaphragm 4. Ring 5. Gas supply 6. Gas valve Depending on the fuel type the connection between the gas supply (5) and the Venturi tube (1) is equipped with a diaphragm (3) Natural gas: diaphragm diameter 6.7 mm Propane: diaphragm diameter 4.3 mm Note 3: Sealing...

  • Page 48: K4Gxh24X - Honeywell Electronics Parameters Set In The Manufacturing Factory (Service Parameters List Nexsys S4962V3224)

    Servicing 12.4.1 K4GXH24X - Honeywell electronics parameters set in the manufacturing factory (service parameters list neXsys S4962V3224) Setting Setting DHW configuration 1= Instantaneous 2= Instantaneous + Solar 3= Storage tank num. 4= Solar storage tank 5= CH only Gas type 0=Natural num.

  • Page 49: K4Gxh33X - Honeywell Electronics Parameters Set In The Manufacturing Factory (Service Parameters List Nexsys S4962V3224)

    Servicing 12.4.2 K4GXH33X - Honeywell electronics parameters set in the manufacturing factory (service parameters list neXsys S4962V3224) Setting Setting DHW configuration 1= Instantaneous 2= Instantaneous + Solar 3= Storage tank num. 4= Solar storage tank 5= CH only Gas type 0=Natural num.

  • Page 50: Servicing Inspection Of The Boiler

    Servicing Servicing Inspection of the Boiler The user is obliged ensure regular annual servicing inspections of the boiler. When these conditions are not observed the owner cannot clam warranty repairs. The instructions for the servicing inspection procedure is available for servicing organizations. Main points of the inspection: •...
  • Page 51 Servicing Information for customer Packaging identification Assessment reference PE Plastic sacks, folie, corrugated board, iron and plastic fix line Identification of principal materials used. Paper, Polyethylene, iron, wood Part 1: Summary of assessment Standard/Report Assessment requirement Claim Note 1.1 Prevention by source reduction 1.2 Heavy metals and ensure below maximum permitted levels for...
  • Page 52 Servicing...
  • Page 53 Annex to the Warranty Certificate for the Customer – User A record of warranty and after-warranty repairs and regular annual product inspections performed Contracted service Date of Customer’s Activity performed organization (signature, entry signature stamp)
  • Page 56 VIADRUS K4 VIADRUS a.s. Bezručova 300 | CZ - 735 81 Bohumín E-mail: info@viadrus.cz | www.viadrus.cz...

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