Viessmann VITODENS 100-W Operating Instructions Manual
With control unit for constant temperature or weather-compensated operation
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Also See for VITODENS 100-W:
- Installation instructions manual (204 pages) ,
- Installation and service instructions manual (105 pages) ,
- Manual (84 pages)
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Summary of Contents for Viessmann VITODENS 100-W
- Page 1 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 1/2014...
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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 Installation room conditions Danger Danger Flue gas can lead to life threat- Sealed vents result in a lack of ening poisoning. combustion air. This leads to ■ Shut down the heating system. incomplete combustion and the ■...
- Page 4 Safety instructions For your safety (cont.) Extractors Operating appliances that extract air to the outside (cooker hoods, extractors, air conditioning units, etc.) can create neg- ative pressure. If the boiler is operated at the same time, this can lead to reverse flow of the flue gas.
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Page 5: Table Of Contents
Index Index Introductory information Commissioning..................... Terminology......................Your system is preset at the factory..............Energy saving tips....................Tips for greater comfort..................Operation Summary of controls and indicators..............10 ■ Opening the control unit..................10 ■ Controls and display elements................10 ■ Indicators on display..................11 Operating mode of the heating system.............. - Page 6 Index Index (cont.) Upkeep Cleaning....................... 23 Inspection and maintenance................23 ■ .......................... 23 Appendix Terminology......................24 Keyword index....................26...
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Page 7: Introductory Information
41-819-29 41-819-22 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 8: Energy Saving Tips
Introductory information Your system is preset at the factory (cont.) Power failure All settings are saved if there is a power failure. Energy saving tips Central heating ■ Roller shutters: Close roller shutters (where installed) ■ Room temperature: at dusk. Never overheat your rooms. -
Page 9: Tips For Greater Comfort
Introductory information Tips for greater comfort DHW heating ■ Comfort function: If the comfort function is switched on, the instantaneous water heater is kept up to temperature (standby). Hot water is therefore quickly available. Start comfort function, see page 16. -
Page 10: Operation
Operation 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 11: Indicators On Display
Operation 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 tion with the display value) -
Page 12: Weather-Compensated Operation
Operation Operating mode of the heating system (cont.) Note The heating water temperature must be set sufficiently high using rotary selector " tr " for the required room temperature to be reached. Weather-compensated operation Further information can be found in chapter "Terminology" in the Ap- pendix. -
Page 13: 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 Notify your heating contractor if the system pressure is too low. -
Page 14: 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 longer... -
Page 15: Settings
Settings Heating Further information can be found in chapter "Terminology" in the Ap- pendix. Switching on: Set 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 required room temperature. -
Page 16: Switching The Comfort Function On And Off
Settings Domestic hot water (cont.) Switching on: Move rotary selector "tw" to the required DHW temperature. If DHW heating is active, the display shows "w". Switching off: Turn rotary selector "tw" to "0". Switching the comfort function on and off Further information can be found If the comfort function is switched on, the in chapter "Terminology"... - Page 17 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 then turn it clockwise again. "ECO" appears on the display.
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Page 18: 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 19: 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 10). ■ Switch ON the mains isolator if installed (outside the boiler room). ■... -
Page 20: 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 set. or boiler water temperature (see page 15 Room temperature control unit op- erating instructions "U" is displayed. Inform your heating contractor of the fault code. -
Page 21: The Dhw Is Too Hot
What to do if... The DHW is too hot Cause Remedy The control unit is incorrectly set. Check and correct the DHW temperature (see page 15). "U" flashes on the display Cause Remedy The burner does not start. Reset burner fault (see page 22). "U"... -
Page 22: 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 23: Cleaning
Upkeep 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 24 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 25 Appendix Terminology (cont.) Safety valve A safety device that must be installed in the cold water pipe by your heating con- tractor. The safety valve opens automat- ically to prevent excess pressure in the DHW cylinder. Drinking water filter A device that removes solids from pota- ble water.
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Page 26: Keyword Index
Keyword index Keyword index Domestic hot water......15 Balanced flue operation Drinking water filter......23 – Explanation........24 – Explanation........25 Boiler maintenance......23 Boiler water temperature....18 – Explanation........24 Energy saving (tips)......8 Burner in operation Error (fault).........22 – Symbol..........11 Burner is locked out......22 Burner output Factory setting........7 –... - Page 27 Keyword index Keyword index (cont.) Room temperature-dependent opera- Inspection...........23 tion – Explanation........24 Rotary selector.......11, 12, 14 Maintenance........23 – DHW temperature.....10, 16 – Heating system.......23 – Heating water temperature..10, 15 Maintenance contract......23 – Reset........10, 22 No hot water........20 Safety valve Notification of completion.....7 –...
- 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...