Viessmann VITODENS 100-W Operating Instructions Manual
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Viessmann VITODENS 100-W Operating Instructions Manual

With control unit for constant temperature or weather-compensate operation
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See also: Instructions for Installation and Servicing , Technical Manual
VIESMANN

Operating instructions

for the system user
Heating system
with control unit for constant temperature or weather-compensated
operation
VITODENS 100-W
Please keep safe.
5592 584 GB
6/2012

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Summary of Contents for Viessmann VITODENS 100-W

  • Page 1: Operating Instructions

    VIESMANN Operating instructions for the system user Heating system with control unit for constant temperature or weather-compensated operation VITODENS 100-W Please keep safe. 5592 584 GB 6/2012...

  • Page 2: Safety Instructions

    Safety instructions For your safety Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained Danger Incorrectly executed work on the Danger heating system can lead to life- This symbol warns against the threatening accidents. risk of injury.
  • Page 3 Safety instructions For your safety (cont.) If you smell flue gas Ancillary components, spare and wearing parts Danger Flue gas can lead to life-threat- Please note ening poisoning. Components that are not tested ■ Shut down the heating system. with the heating system may lead ■...

  • Page 4: Table Of Contents

    Index Index Introductory information Commissioning..................... Terminology......................Your system is preset at the factory..............Energy saving tips....................Tips for more comfort................... About the controls Summary of controls and indicators..............■ Opening the control unit..................■ Controls and display elements................■ Indicators on display..................Operating mode of the heating system..............
  • Page 5 Index Index (cont.) Servicing Cleaning....................... 21 Inspection and maintenance................21 ■ .......................... 21 Appendix Terminology......................22 Keyword index....................24...

  • Page 6: Introductory Information

    41-819-29 47-819-22 Terminology To provide you with a better understand- Further information can be found ing of the functions of your Viessmann in chapter "Terminology" in the Ap- control unit some terminology is pendix. explained. The terms are marked as follows:...

  • Page 7: Energy Saving Tips

    Introductory information Energy saving tips Central heating ■ Roller shutters: Close roller shutters (where installed) ■ Room temperature at dusk. Never overheat your rooms. Every ■ Thermostatic valves: degree of room temperature reduction Ensure that thermostatic valves are saves up to 6 % on your heating bills. properly set.

  • Page 8: About The Controls

    About the controls Summary of controls and indicators Opening the control unit The controls and display elements are behind the cover flap at the front. Controls and display elements °C COMFORT A Pressure gauge D tr rotary selector "heating water B Display temperature"...

  • Page 9: Indicators On Display

    About the controls Summary of controls and indicators (cont.) Indicators on display °C 8:8:8 8:8:8 °F ECO COMFORT SERV A Heating mode F Comfort function switched on B DHW heating G Comfort function switched off C Display value or fault code H Current burner output D Temperature in °C or °F (in conjunc- K Burner in operation...

  • Page 10: Weather-Compensated Operation

    About the controls Operating mode of the heating system (cont.) Note The heating water temperature must be set sufficiently high using the rotary selector " tr " for the desired room tem- perature to be reached. Weather-compensated operation Further information can be found in chapter "Terminology"...

  • Page 11: Start-Up/Shutdown

    Start-up/shutdown Starting the heating system We recommend you contact your local heating contractor if you are planning to start up a heating system that has not been used for a long period. 1. Check the pressure of your heating system on the pressure gauge. Minimum system pressure 0.8 bar.

  • Page 12: Without Frost Protection (Shutdown)

    Start-up/shutdown Shutting down the heating system (cont.) Turn both rotary selectors to "0". Frost protection monitoring is now active for the boiler and the DHW cylinder. Note Frost protection for the entire heating system - see operating instructions for the room temperature control unit. Without frost protection (shutdown) Shut down your heating system com- pletely if it will not be needed for long...

  • Page 13: Settings

    Settings Heating Further information can be found in chapter "Terminology" in the Ap- pendix. Switching on: Move rotary selector "tr" to the required heating water temperature. Note If a room temperature control unit is con- nected, use this unit to set the desired room temperature.

  • Page 14: Switching The Comfort Function On And Off

    Settings Domestic hot water (cont.) Switching on: Move rotary selector "tw" to the required DHW temperature. The hot water temperature can be adjusted between 45 °C ("1") to 60 °C ("6"). If DHW heating is active, the display shows "w". Switching off: Turn rotary selector "tw"...
  • Page 15 Settings Switching the comfort function on and off (cont.) Switching off the comfort function Briefly turn rotary selector "tw" anti- clockwise as far as it will go (for less than 2 s) and turn clockwise again. "ECO" appears on the display.

  • Page 16: Displays

    Displays Heating water temperature Further information can be found in chapter "Terminology" in the Ap- pendix. The boiler water temperature appears on the display at all times during operation. °C...

  • Page 17: What To Do If

    What to do if... Rooms are too cold Cause Remedy The heating system is off. ■ Turn on the ON/OFF switch " " (see figure on page 8). ■ Switch ON the mains isolator, if instal- led (outside the boiler room). ■...

  • Page 18: Rooms Are Too Hot

    What to do if... Rooms are too hot Cause Remedy Control unit or room temperature control Check and correct the room temperature unit incorrectly adjusted. or boiler water temperature (see page 13). Room temperature control unit op- erating instructions The "U" symbol is shown on the display. Notify your heating contractor of the fault code.

  • Page 19: The Dhw Is Too Hot

    What to do if... The DHW is too hot Cause Remedy The control unit is incorrectly adjusted. Check and correct the DHW temperature (see page 13). "U" flashes on the display Cause Remedy The burner does not start. Reset the burner fault (see page 20). "U"...

  • Page 20: Fault Indicator On Display

    What to do if... Fault indicator on display Any fault in the heating system will be shown on the display. You can check the fault code on the dis- play and then notify your heating con- tractor accordingly. This allows the heat- ing contractor to better prepare for the service call and may save additional travelling costs.

  • Page 21: Cleaning

    Servicing Cleaning All appliances may be cleaned with a commercially available domestic clean- ing agent (non-scouring). Inspection and maintenance The inspection and maintenance of a Failure to complete the Logbook may heating system is prescribed by the result in difficulties should a problem Energy Saving Ordinance [EnEV - Ger- arise with your appliance during the many] and the DIN 4755, DIN 1988-8...
  • Page 22 Appendix Terminology Constant temperature operation Comfort function In constant temperature operation, the If the comfort function is switched on, the heating water is constantly (continu- instantaneous water heater is kept up to ously) heated to the selected boiler water temperature (standby). Hot water is temperature.
  • Page 23 Appendix Terminology (cont.) Safety valve A safety device that must be installed by your heating contractor in the cold water pipe. The safety valve opens automati- cally to prevent excess pressure in the DHW cylinder. Drinking water filter A device that removes solids from the water.

  • Page 24: Keyword Index

    Keyword index Keyword index Domestic hot water......13 Balanced flue operation Drinking water filter......21 ■ Explanation........22 ■ Explanation........23 Boiler maintenance......21 Boiler water temperature....16 ■ Explanation........22 Energy saving (tips)......7 Burner in operation Error (fault).........20 ■ Symbol..........9 Burner is locked out......20 Burner output Factory setting........6 ■...
  • Page 25 Keyword index Keyword index (cont.) Room temperature-dependent opera- Maintenance........21 tion ■ Heating system.......21 ■ Explanation........22 Maintenance contract......21 Rotary selector......9, 10, 12 ■ DHW temperature.......8, 14 ■ Heating water temperature..8, 13 No hot water........18 ■ Reset..........8, 20 Notice of completion......6 Safety valve ON/OFF switch......8, 12 ■...
  • Page 28 Contact your local contractor if you have any questions regarding the maintenance and repair of your system. You may, for example, find local contractors on the internet under www.viessmann.com. Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford...

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