Viessmann Divicon Installation Instructions Manual
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Viessmann Divicon Installation Instructions Manual

Viessmann Divicon Installation Instructions Manual

Heating/cooling circuit distributor with mixer
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VIESMANN
Installation instructions
for contractors
Divicon
Heating/cooling circuit distributor with mixer
Divicon
6176323 GB
12/2023

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Summary of Contents for Viessmann Divicon

  • Page 1 VIESMANN Installation instructions for contractors Divicon Heating/cooling circuit distributor with mixer Divicon 6176323 GB 12/2023...
  • Page 2 Safety instructions Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained Danger Note This symbol warns Details identified by the against the risk of word "Note" contain addi- injury. tional information. Please note This symbol warns against the risk of material losses and environmental pollu-...
  • Page 3 Safety instructions (cont.) Regulations to be observed ■National installation reg- ■Codes of practice of the ulations relevant trade associa- ■Statutory regulations for tions the prevention of acci- ■Relevant country-spe- dents cific safety regulations ■Statutory regulations for environmental protection Working on the system ■Where gas is used as Danger the fuel, close the main...
  • Page 4 Repair work Please note Replace faulty com- Repairing compo- ponents only with nents that fulfil a genuine Viessmann safety function can spare parts. compromise the safe operation of the sys- tem.

  • Page 5: Table Of Contents

    Preparing for installation................... Installation sequence Wall mounting....................... ■ Fitting the wall mounting bracket..............■ Fitting the Divicon to the wall mounting bracket..........Connecting the heating/cooling circuit..............10 Filling the system....................12 Fitting the mixer and thermal insulation..............13 ■ Fitting the insulating parts on the inside............13 ■...

  • Page 6: Preparing For Installation

    Preparing for installation Removing the thermal insulation...
  • Page 7 Preparing for installation (cont.)

  • Page 8: Wall Mounting

    Wall mounting Fitting the wall mounting bracket Ø 10...

  • Page 9: Fitting The Divicon To The Wall Mounting Bracket

    Wall mounting (cont.) Fitting the Divicon to the wall mounting bracket Wall mounting with manifold (accesso- Manifold installation instructions ries): See separate installation instruc- tions for the manifold.

  • Page 10: Connecting The Heating/Cooling Circuit

    Connecting the heating/cooling circuit...
  • Page 11 Connecting the heating/cooling circuit (cont.)

  • Page 12: Filling The System

    Filling the system 1. For filling (with heating water), open 2. For operation, position the slot of the check valve in the heating the screw in the horizontal position. return. To do so, move the slot of the screw to a vertical position. Note Observe the marking on the adjust- ing screw.

  • Page 13: Fitting The Mixer And Thermal Insulation

    Fitting the mixer and thermal insulation Fitting the insulating parts on the inside...

  • Page 14: Fitting The Insulating Parts At The Back

    Fitting the mixer and thermal insulation (cont.) Fitting the insulating parts at the back...

  • Page 15: Fitting The Insulating Parts At The Front

    Fitting the mixer and thermal insulation (cont.) Fitting the insulating parts at the front...
  • Page 16 Fitting the mixer and thermal insulation (cont.)

  • Page 17: Fitting The Mixer

    Fitting the mixer and thermal insulation (cont.) Fitting the mixer...

  • Page 18: Sealing The Thermal Insulation

    Sealing the thermal insulation 1. Fit the pipe insulation such that it is 2. Cover the joints between the insu- airtight. lating parts with insulating tape.

  • Page 19: Extension Kit With Mixer Pcb

    P3 gS Mixer motor Note Power supply fÖ On heat pumps: Connect Power supply for accessories fÖA according to the system scheme: See LV connections www.viessmann-schemes.com. PWM1 No function Rotary switch for subscriber PlusBus number addressing TS1 ? Flow temperature sensor No function...
  • Page 20 Extension kit with mixer PCB (cont.) Please note Danger Electronic assemblies can be Incorrect wiring can lead to seri- damaged by electrostatic dis- ous injury from electrical current charge. and result in appliance damage. Prior to commencing any work, Take the following measures to touch earthed objects such as prevent wires drifting into the heating or water pipes to dis-...

  • Page 21: Connecting The Temperature Limiter To Restrict The Maximum Temperature (Accessories)

    Extension kit with mixer PCB (cont.) Connecting the temperature limiter to restrict the maximum temperature (accessories) Electromechanical temperature limiter using the liquid expansion principle ■ Switches off the heating circuit pump if the set value is exceeded. ■ The flow temperature is only slowly reduced in this situation.

  • Page 22: Connecting The Contact Humidistat

    If a temperature limiter to restrict the humidistat to the mixer extension kit maximum temperature and a contact humidistat are installed on a heating/ For heat pumps with Viessmann One cooling circuit: Base and a buffer cylinder, the Connect the temperature limiter and "ADIO electronics module"...

  • Page 23: Rotary Switch S1

    Extension kit with mixer PCB (cont.) Heat pump installation and serv- Connecting the 24 V contact ice instructions humidistat directly to the heat pump Depending on the heat pump type and system equipment, 1 to 2 contact humidistats can be connected directly to the heat pump: Rotary switch S1 If several mixer extension kits are being...

  • Page 24: Connecting The Plusbus To The Heat Generator

    Extension kit with mixer PCB (cont.) Connecting the PlusBus to the heat generator For connection to heat generators with external plug, luster terminals or spring-loaded terminals: For the bus connection, disconnect plug jF. Connect the wires directly. The wires are interchangeable. Heat generator installation and service instructions A Extension (electronics module)

  • Page 25: Power Supply

    Extension kit with mixer PCB (cont.) Power supply Power supply at heat generator Connect the power cable to the exten- sion. Route the power cable to the heat gen- erator and connect to plug aBH. Observe the fuse protection of the con- tact (output) on the heat generator.
  • Page 26 Extension kit with mixer PCB (cont.) Danger Isolators for non-earthed conductors Incorrect electrical installations ■ The mains isolator (if installed) must can lead to serious injury from simultaneously isolate from the mains electrical current and result in all non-earthed conductors with a appliance damage.
  • Page 27 Extension kit with mixer PCB (cont.) Connect the power supply in accord- ance with the diagram. If the power supply to the appliance is connected with a flexible power cable, ensure that the live conductors are pulled taut before the earth conductor in the event of strain relief failure.

  • Page 28: Connecting Several Accessories

    Extension kit with mixer PCB (cont.) Connecting several accessories Power supply and PlusBus connection Power supply to all accessories via heat generator control unit Some accessories with direct power supply Heat generator control unit ON/OFF switch Mixer extension kit for heating/ Power supply fÖ...
  • Page 29 Extension kit with mixer PCB (cont.) ■ In the following circumstances, use the output for the accessories only to switch an on-site relay: An actuator (e.g. circulation pump) with a higher power demand than the fuse rating required for the accesso- ries is connected at the accessories output.

  • Page 30: Connection And Wiring Diagram

    Extension kit with mixer PCB (cont.) Connection and wiring diagram A1 Mixer extension kit PCB S1 Rotary switch for subscriber num- A2 Electronics ber addressing F1 Fuse 230 V~ plugs No function P1 sÖ Heating circuit pump TS3 ) Temperature sensor, low loss header (not for heat pumps) P3 gS Mixer motor PlusBus connection for con-...

  • Page 31: Commissioning

    Extension kit with mixer PCB (cont.) Commissioning Heat generator installation and service instructions Changing the rotational direction (if required) Danger An electric shock can be life threatening. Before opening the boiler, disconnect it from the mains voltage, e.g. at the fuse or mains isolator.

  • Page 32: Specification

    Specification Rated voltage 230 V∼ Rated frequency 50 Hz Rated current Power consumption 5.5 W Protection class IP rating IP 20 D to EN 60 529; ensure through design/installation. Permissible ambient temperature ■ During operation 0 to 40 °C ■ During storage and transport –20 to +65 °C Rated relay output breaking capacity ■...
  • Page 33 Specification (cont.) Curve ϑ °C...

  • Page 34: Declaration Of Conformity For Extension Kit

    Declaration of conformity for extension kit We, Viessmann Climate Solutions SE, Using the serial number, the Declara- D-35108 Allendorf, declare as sole tion of Conformity can be found on the responsible body that the named prod- following website: uct complies with the European direc- www.viessmann.co.uk/eu-conformity...
  • Page 36 Viessmann Climate Solutions SE Viessmann Limited 35108 Allendorf / Germany 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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