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Operating instructions

for the system user

Viesmann

Wood gasification boiler
for logs up to 50 cm or 100 cm long

VITOLIGNO 250-S

5684 987 GB

6/2015

Please keep safe.

Summary of Contents for Vitoligno 250-S

Page 1: ...Operating instructions for the system user Viesmann Wood gasification boiler for logs up to 50 cm or 100 cm long VITOLIGNO 250 S 5684 987 GB 6 2015 Please keep safe...

Page 2: ...equipment must only be car ried out by a qualified electrician Work on the appliance All settings and work on the appliance must be car ried out as specified in these operating instructions Further wo...

Page 3: ...rying of washing Extractors The operation of appliances that extract air to the out side cooker hoods extractors air conditioning units etc can create vacuum pressure If the boiler is oper ated at the...

Page 4: ...temperature 20 Required settings 20 Selecting a heating circuit 20 Setting the standard room temperature 20 Setting the reduced room temperature night setback 21 Operating program 21 Setting the opera...

Page 5: ...e 37 Calling up an acknowledged fault message 37 8 Prolonged heating system shutdown Prolonged heating system shutdown 38 Shutdown 38 9 Operation with pressure jet oil gas burner if instal led Pressur...

Page 6: ...ll pieces 49 Approved fuel for pressure jet oil burners 49 Non approved fuels 49 13 Appendix Terminology 50 Information on disposal 51 Disposal of packaging 51 Final decommissioning and disposal of th...

Page 7: ...e terminology is explained The terms are marked as follows Further information can be found in chapter Terminology in the appendix Intended use The appliance is only intended to be installed and opera...

Page 8: ...es of residual wood wood briquettes and residual wood with shavings Approved fuels are described in the chapter entitled Ordering fuel see page 48 Note If the moisture content is greater than 20 this...

Page 9: ...W is heated to 60 C Set DHW tempera ture every day from 00 00 to 24 00 h Your heating contractor can make further settings for you during commissioning You can change any settings at any time to suit...

Page 10: ...thermostatic valves B are properly adjusted Never cover or obstruct radiators C or thermostatic valves B Make use of the setting options of control unit D e g standard room temperature alternating wi...

Page 11: ...controls and information about heating circuit selec tion Call up the quick guide as follows From anywhere in the menu Call up the Help menu point by pressing Standard menu Buffer Heating DHW Boiler B...

Page 12: ...t the settings of the control unit s range of less frequently used functions such as the holiday program and time programs for example Call up the extended menu as follows If the screensaver is active...

Page 13: ...y mode 22 C Set room temperature HC1 Heating circuit selection HC2 Was selected Heating circuit 2 Set room temperature HC1 20 C Change with Set room temperature HC1 22 C Adopt with OK Set room tempera...

Page 14: ...circuits and DHW heat ing When the temperature of the boiler water is no longer sufficient for this the required heat is drawn from the heating water buffer cylinder This is achieved by using the buff...

Page 15: ...been extended prior to operation with logs Heat up Before heating up Check that all required conditions have been met See chapter Heat up preparations from page 14 Opening the hopper cover Danger Defl...

Page 16: ...arged incorrectly with pieces of residual wood wood briquettes and residual wood with shavings it may be damaged 1 Fill the hopper with logs up to at least one third of its capacity This is achieved w...

Page 17: ...ay the flue gas temperature call up the Boiler menu item in the standard menu 11 Close the ash chamber door as soon as the flue gas temperature has reached 110 C Note Ensure that all covers and doors...

Page 18: ...ith shavings directly onto the glowing embers Please note If the logs are too big they will impair the function of the boiler and may damage it Take the depth of the hopper and size of the hopper cove...

Page 19: ...nly be reset unlocked once the boiler water temperature has reached approx 70 C After each triggering of the high limit safety cut out check that the thermally activated safety valve is reset 1 Unscre...

Page 20: ...ing circuit Example Heating circuit 1 is the heating circuit for the rooms occupied by you Heating circuit 2 is the heating circuit for the rooms of a separate apartment Htg circuit selection HC2 Was...

Page 21: ...3 d To confirm 4 To select Heating circuit 1 HC1 Heat ing circuit 2 HC2 or Heating circuit 3 HC3 5 For Operating program 6 d To confirm The check mark must be next to Heating If not proceed as follows...

Page 22: ...ng time program Select with Monday Friday Monday Sunday Saturday Sunday Monday HC1 Fig 16 Press the following keys 1 For the Extended menu 2 For Heating 3 d To confirm 4 To select Heating circuit 1 HC...

Page 23: ...the next higher value e g 1 5 Slope 1 5 Level 0 K The living space is too hot during the cold season Adjust the heating curve slope to the next lower value e g 1 3 Slope 1 3 Level 0 K The living space...

Page 24: ...will shift the curve in parallel in a vertical direction Standard room temperature approx 20 C In the delivered condition the slope is set to 1 4 the level to 0 0 2 Outside temperature in C Flow tempe...

Page 25: ...ng circuit 1 HC1 Heat ing circuit 2 HC2 or Heating circuit 3 HC3 5 For Party mode 6 d To confirm The room temperature during party mode is shown in the display 7 For the required temperature if you wa...

Page 26: ...room temperature To terminate economy mode prematurely press the following keys 1 Repeatedly until the standard menu is dis played 2 For Heating 3 d To confirm 4 To select Heating circuit 1 HC1 Heat i...

Page 27: ...y program press the following keys 1 For the Extended menu 2 To select Heating 3 d To confirm 4 To select Heating circuit 1 HC1 Heat ing circuit 2 HC2 or Heating circuit 3 HC3 5 For Holiday program 6...

Page 28: ...y mode DHW Fig 25 Press the following keys 1 Repeatedly until the standard menu is dis played 2 For DHW 3 d To confirm 4 For Operating program 5 d To confirm 6 For DHW or Standby mode 7 d To confirm T...

Page 29: ...8 10 12 14 16 18 20 22 24 04 30 06 30 u Mo Fr Select with Std Std Fig 26 Example You want to set the same time program for every day except Monday Select the period Monday Sunday and set the time pro...

Page 30: ...30 4 For Operating program 5 d To confirm 6 For Standby mode 7 d To confirm DHW heating Stopping DHW heating cont 5684 987 GB...

Page 31: ...rightness 9 d To confirm Assigning names to heating circuits Heating circuits 1 2 and 3 HC1 HC2 and HC3 can be assigned individual names The abbreviations HC1 HC2 and HC3 are still retained Press the...

Page 32: ...d To confirm 4 For Time Date 5 d To confirm 6 For Time or Date 7 d To confirm 8 For the required time or the required date 9 d To confirm Language selection Press the following keys 1 For the Extende...

Page 33: ...Setting the minimum system temperature Select a value according to the minimum required tem perature for the heating system If the temperature falls below this value the additional heat generator sta...

Page 34: ...rature Set DHW temperature Time program for central heating Time program for DHW heating Time program for DHW circulation pump Party mode is deleted Economy mode is deleted Holiday program is deleted...

Page 35: ...Operating status Calling up information in the extended menu Press the following keys 1 For the Extended menu 2 For Information 3 d To confirm The following call up options are now available Calling u...

Page 36: ...ge Buffer sensors Calling up temperatures in the extended menu Press the following keys 1 For the Extended menu 2 For Information 3 d To confirm 4 For General Boiler Heating or DHW The following overv...

Page 37: ...de shown next to it on the right In this example Outside sensor 34 and Fault O2 probe 91 This enables the heating contractor to be better pre pared for the service call and may save additional travell...

Page 38: ...wn 1 Note Only disconnect the mains plug of the boiler for maintenance and repair purposes Otherwise the lambda probe will not be heated This can cause damage to the lambda probe dur ing longer shutdo...

Page 39: ...ressure jet oil gas burner as far as it will go Starting the pressure jet oil gas burner Conditions that must be met before starting the burner The pressure jet oil gas burner is retracted The pressur...

Page 40: ...is not working Contact your heating contractor Heating circuit with mixer Mixer motor faulty Unhook motorised lever A Adjust mixer lever B man ually e g to 5 Notify your heating contractor Rooms are...

Page 41: ...l Heat up the boiler see page 15 The DHW cylinder pump is not running Check the heating times If according to the times set in the control unit the pump should be running Notify your heating contracto...

Page 42: ...e sacrifi cial anode is checked annually by your heating con tractor The function of the sacrificial anode can be checked without interrupting system operation The heating contractor will check the ea...

Page 43: ...ents Note The cleaning intervals are intended as a guide that can be adapted if required to the fuel quality and operat ing conditions Maintenance intervals F G E A B C D Fig 33 A Ash chamber door B H...

Page 44: ...0 hours run and at least once a year Clean and calibrate the Lambda probe X Clean the flue gas fan X Check all gaskets for damage replace if required X Check the thermally activated safety valve for t...

Page 45: ...e ash chamber door Cleaning the tubular heat exchanger C B A Fig 35 A Cleaning cover heat exchanger B Turbulators with mounting brackets C Locking device cleaning cover 1 Release lock C of the cleanin...

Page 46: ...the cleaning cover does not close properly this can adversely affect combustion performance Emptying the tubular heat exchanger ash pan A Fig 36 A Cleaning door 1 Release the lock of the cleaning doo...

Page 47: ...l wing nuts from the maintenance cover underneath it Remove the maintenance cover 2 Check the gaskets for wear and damage Replace these if required 3 Push the ash down using the cleaning implement or...

Page 48: ...length of combustion When using softwood e g spruce note that the energy per volume unit is lower than with hardwood e g beech Softwood is therefore well suited for initial heat up however the interva...

Page 49: ...oved fuel Extra light fuel oil Non approved fuels Danger The use of unsuitable fuels leads to risk of poi soning Burning waste or wood that has been treated with timber preservatives or has been coate...

Page 50: ...eriods when you will be at home during the day select the standard room temperature Open flue operation The combustion air is drawn from the room where the boiler is installed Reduced heating mode For...

Page 51: ...tem Altstoff Recycling Austria AG licence num ber 5766 Final decommissioning and disposal of the heating system Viessmann products can be recycled Components and fluids from your heating systems are...

Page 52: ...e phases 28 Time program 28 DHW temperature setting 28 Display Contrast setting 31 Language selection 32 Setting the brightness 31 Display backlighting 31 Drinking water filter 42 50 E Economy mode 26...

Page 53: ...educed heating mode 50 Reduced room temperature 50 Reduced room temperature night temperature 21 Reset 33 Residual oxygen Adjusting the set value 33 Restarting 14 Restoring factory settings 33 Room te...

Page 54: ...on energy saving 9 Troubleshooting 40 Tubular heat exchanger Cleaning 45 Cleaning ash pan 46 U Use 7 W Weather compensated mode 50 Wintertime summertime changeover 9 Wintertime changeover 9 Wood fuel...

Page 55: ...55 5684 987 GB...

Page 56: ...d local contractors on the internet under www viessmann com Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viess...

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