Gas fired condensing combination and system boiler, type wb1c, with modulating matrix cylinder burner and inox-radial heat exchanger for open flue and balanced flue operation. rated output range: 7.4 to 35 kw (20 pages)
VIESMANN Operating instructions for the system user Heating system with control unit for constant temperature or weather-compensated operation VITODENS 100-W VITODENS 111-W Please keep safe. 5697 793 GB 10/2015...
Safety instructions For your safety Please follow these safety instructions closely to ■ Never remove casings. prevent accidents and material losses. ■ Never change or remove attachments or fitted accessories. Safety instructions explained Never open or retighten pipe connections. ■ Danger Danger This symbol warns against the risk of injury.
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Safety instructions For your safety (cont.) In case of water leaking from the appliance Extractors Danger The operation of appliances that extract air to the out- Water leaking from the appliance poses an elec- side (cooker hoods, extractors, air conditioning units, trocution hazard.
Index Index 1. Information Symbols ....................Intended use ..................Terminology ................... 2. Introductory information Commissioning ..................Your system is preset at the factory ............Energy saving tips ................. 3. Operation Summary of controls and indicators ............Controls and display elements ............■...
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. Component must audibly click into place.
Information Terminology To provide you with a better understanding of the func- tions of your Viessmann control unit, some terminology is explained. The terms are marked as follows: Further information can be found in chapter "Terminology" in the appendix.
Introductory information Commissioning The commissioning and adjusting of the control unit to As the user of new combustion equipment, you may be local conditions and to building characteristics, plus the obliged to notify your local flue gas inspector of the instruction of the user in operating the system, must be installation [check local regulations].
Operation Summary of controls and indicators Controls and display elements Fig. 1 Pressure gauge Touchscreen with controls ON/OFF switch Display indicators and operating buttons The control unit is equipped with a touchscreen. To Activation of the on-screen buttons is confirmed with a make settings and call up information, tap the on- signal tone.
Operation Summary of controls and indicators (cont.) Default display The following is displayed: Current boiler water temperature ■ ■ Operating mode ■ Burner operation and current burner output Fig. 3 Operating mode of the heating system Operation without room temperature controller Setting the required heating water temperature, see Further information can be found in chapter page 12.
Start-up/shutdown Starting the heating system We recommend you contact your local heating con- tractor 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.
Start-up/shutdown Stopping central heating and DHW heating Stopping central heating You do not want to heat your interior but you want to until "OFF" is displayed. have DHW available (summer mode). 3. OK to confirm. Tap the following on-screen buttons: Note the set boiler water temperature flashes and The circulation pump briefly starts every 24 hours to...
Settings Setting the central heating temperature Operation without room temperature controller Setting the heating water temperature ― If no outside temperature sensor and no room temper- 3. OK to confirm. ature controller is connected. The room temperature is influenced by the heating water temperature.
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Settings Setting the central heating temperature (cont.) Tap the following on-screen buttons: 1. / the set parameter flashes and is displayed in the l.h. display area. 2. / until the required room temperature is achieved. Note When adjusting this setting, bear in mind that your heating system requires some time to heat the interior to the required temperature.
Setting the DHW temperature DHW temperature Tap the following on-screen buttons: 5. OK to confirm. 1. MODE 2. / until flashes. 3. OK to confirm. The set DHW temperature flashes. 4. / to set the required DHW temperature. Fig. 9 DHW comfort function Only for boilers with integral instantaneous water heater.
Emissions test mode Starting emissions test mode Emissions test mode should be activated only by your 5. OK to confirm. flue gas inspector, during the annual inspection. "SERV" is displayed permanently, test Various output stages can be set for checking the flue mode is active.
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 installed (outside the ■ boiler room). Set the MCB in the power distribution board (main do- ■...
What to do if... There is no hot water Cause Remedy The heating system is off. Turn ON the ON/OFF switch " " (see page 8). ■ Switch ON the mains isolator if installed (outside the ■ boiler room). Set the MCB in the power distribution board (main do- ■...
What to do if... Fault indicator on display In the case of a fault with your heating system, the dis- flashes and "R" appears, the burner is locked out. play will show and the fault code. See the following chapter. You can check the fault code on the display and then notify your heating contractor accordingly.
Maintenance Cleaning All appliances may be cleaned with a commercially available domestic cleaning agent (non-scouring). Inspection and maintenance The inspection and maintenance of a heating system is prescribed by the Energy Saving Ordinance [EnEV - Germany] and the DIN 4755, DIN 1988-8 and EN 806 standards.
(Altstoff Recycling Austria AG, licence num- ber 5766). Final decommissioning and disposal of the heating system Viessmann products can be recycled. Components DE: Operating fluids (e.g. heat transfer medium) can and fluids from your heating systems are not part of be disposed of at municipal collection points.
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Keyword index Keyword index Heating mode Boiler maintenance............ 19 – Symbol..............8 Boiler water temperature..........12 Heating system – Explanation............. 20 – Cleaning..............19 Burner in operation – Starting..............10 – Symbol..............8 – Stopping..............10 Burner is locked out........... 18 Heating water temperature Burner output –...
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Keyword index Keyword index (cont.) Test mode..............15 Safety valve Tips – Explanation............. 20 – Energy saving............7 Shutdown – With frost protection..........10 – Without frost protection........... 10 Water too cold............17 Starting..............8, 10 Water too hot..............17 Stopping..............8, 10 Weather-compensated operation.........
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Your contact 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...
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