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Remove cover

Pull earth lead

from tab

Connect the tester (up to 5 mA) in
series between tab

and earth

cable

■ The anode is OK if the indicated

current is > 0.3 mA.

■ Visually inspect the anode if the

current measures < 0.3 mA, or if
there is no current at all (see
page 43).

Commissioning, inspection, maintenance

Further details regarding the individual steps

(cont.)

5457 552 GB

Содержание FS2B

Страница 1: ...ce instructions for contractors VIESMANN Vitodens 222 F Type FS2B Compact gas condensing boiler 4 8 to 35 kW natural gas and LPG version For applicability see the last page VITODENS 222 F 5457 552 GB 2 2010 Please keep safe ...

Страница 2: ...f accidents all legal instructions regarding envi ronmental protection the Code of Practice of relevant trade associations all current safety regulations as defined by DIN EN DVGW TRGI TRF VDE and all locally applicable standards Gas Safety Installation Use Regu lations the appropriate Building Regulation either the Building regulations the Building Regulation Scotland Building Regulations Norther...

Страница 3: ...static dis charges Touch earthed objects such as heating or water pipes to dis charge static loads Repair work Please note Repairing components which ful fil a safety function can compro mise the safe operation of your heating system Replace faulty components only with original Viessmann spare parts Ancillary components spare and wearing parts Please note Spare and wearing parts which have not bee...

Страница 4: ...ing the individual steps 23 Code 1 Calling up coding level 1 61 General Group 1 62 Boiler Group 2 64 DHW Group 3 65 Heating circuit 1 heating circuit 2 heating circuit 3 Group 5 65 Code 2 Calling up coding level 2 72 General Group 1 73 Boiler Group 2 81 DHW Group 3 82 Heating circuit 1 heating circuit 2 heating circuit 3 Group 5 84 Diagnosis and service scans Calling up the service menu 94 Diagnos...

Страница 5: ...the remote control 144 Electronic combustion controller 144 Designs Internal connection diagram 146 External connection diagram 147 Parts lists 149 Commissioning service reports 157 Specification 158 Certificates Declaration of conformity 159 Manufacturer s certificate according to the 1st BImSchV Germany 160 Keyword index 161 Index Index cont 5457 552 GB ...

Страница 6: ...approval in accordance with the law of the land Preparing for installation Preparing the boiler installation Use a connection set available as an accessory to make the connection on the gas and water sides The following overview shows sample connection sets for installa tion on finished walls to the top or side Please note To prevent equipment damage install all pipework free of load and torque st...

Страница 7: ...R D Cold water R E Heating return R F DHW circulation R separate accessory G Condensate drain to the back into the wall H Side condensate drain K Cable entry area Rated output range 4 8 to 19 kW 6 5 to 26 kW 8 8 to 35 kW a mm 745 745 945 b mm 750 750 950 c mm 972 972 1172 Preparing for installation Preparing for installation cont 5457 552 GB Installation ...

Страница 8: ...6 1466 1666 n mm 1465 1465 1665 p mm 1526 1526 1726 q mm 201 224 224 Note The adjustable feet give all height meas urements a tolerance of 15 mm 1 Prepare the heating water connec tions Flush the heating system thor oughly Note Should an additional diaphragm expansion vessel be required on site connect that vessel into the heating return Preparing for installation Preparing for installation cont 5...

Страница 9: ...condensate hose M to the back drain in wall G or to the side aperture H see page 6 Route condensate hose with a U bend and connect to on site drain line or siphon 4 Prepare the gas connection accord ing to TRGI or TRF or all local regu lations 5 Prepare the electrical connections Power supply cable NYM J 3 x 1 5 mm2 fuse max 16 A 230 V 50 Hz Accessory cables NYM with the required number of conduct...

Страница 10: ...Shut off valve E Flow regulating valve installation recommended F Pressure gauge connector G Non return valve H Drain K Cold water L Drinking water filter M Pressure reducer to DIN 1988 2 issue Dec 1988 N Non return valve pipe separator O Cold water connection at connec tion set accessory Preparing for installation Preparing for installation cont 5457 552 GB ...

Страница 11: ...11 Assembling the boiler 2 6 7 5 1 4 2x 3 Installation sequence Installing the boiler 5457 552 GB Installation ...

Страница 12: ...water R E Heating return R DHW connection The DHW expansion vessel available as an accessory is installed in the cold water supply inside the boiler Separate installation instructions DHW circulation connection DHW circulation connection with DHW circulation pump connection set accessory Separate installation instructions Installation sequence Installing the boiler cont 5457 552 GB ...

Страница 13: ...valve A at the gas connection 2 Carry out a tightness test Note For the tightness test use only suita ble and approved leak detecting agents EN 14291 and devices Leak detecting agents with unsuita ble constituents e g nitrites sul phides can lead to material dam age Remove residues of the leak detect ing agent after testing Installation sequence Installing the boiler cont 5457 552 GB Installation ...

Страница 14: ...ess tests separate the boiler and the gas valves from the gas sup ply pipe undo the fitting 3 Vent the gas line For conversion to a different gas type see page 29 Flue gas connection Connect the balanced flue Flue gas system installation instructions Opening the control unit casing 1 3 2 2x Installation sequence Installing the boiler cont 5457 552 GB ...

Страница 15: ...e installation instructions provided with the accessory components Please note Electronic modules can be damaged by electrostatic discharges Before beginning work touch earthed objects such as heating or water pipes to discharge static loads Installation sequence Opening the control unit casing cont 5457 552 GB Installation ...

Страница 16: ...y for constant temperature control units or Vitotrol 100 UTDB RF wireless receiver only for constant tempera ture control units Plug 230 V sA Cylinder primary pump E fitted and connected fÖ Power supply terminals Remove any existing individual cores Danger Incorrect core termination can cause severe injuries and damage to the equip ment Installation sequence Electrical connections cont 5457 552 GB...

Страница 17: ...ries can be made immediately at the control unit if the boiler is instal led outside wet areas This connec tion is controlled directly with the system ON OFF switch max 3 A Vitotrol 100 UTA Vitotrol 100 UTDB Vitotrol 100 UTDB RF Low voltage plug X3 Outside temperature sensor only for weather compensated control units Installation North or north western wall 2 to 2 5 m above ground level in multi s...

Страница 18: ...uring power cables on site ensure that the maximum permissible temperatures for these cables are not exceeded A Low voltage connections B 230 V connections C Internal extension D Main PCB E Communication module accesso ries F Cable grommet for power supply cable Installation sequence Electrical connections cont 5457 552 GB ...

Страница 19: ...l unit casing and insert pro gramming unit packed separately Note The programming unit can also be used in a wall mounting base accessory near the boiler Installation sequence Closing the control unit casing 5457 552 GB Installation ...

Страница 20: ...20 Wall mounting base installation instructions Installation sequence Closing the control unit casing cont 5457 552 GB ...

Страница 21: ...tions on the heating water side and DHW side for leaks 10 Designating heating circuits only for weather compensated control units 28 11 Checking the gas type 28 12 Gas type conversion only for operation with LPG 29 13 Function sequence and possible faults 29 14 Checking the static and supply pressure 31 15 Setting the maximum output 32 16 Checking the balanced flue system for tightness annular gap...

Страница 22: ...e pressure and the DHW expansion vessel if installed 45 31 Checking the function of safety valves 32 Checking electrical connections for tightness 33 Checking all gas equipment for tightness at operating pressure 45 34 Checking the combustion quality 45 35 Checking the external LPG safety valve if installed 36 Matching the control unit to the heating system 47 37 Adjusting the heating curves only ...

Страница 23: ...s of a small softening system for heating water see Vitoset price list An antifreeze additive suitable for heating systems can be added to the fill water Shown with connection set for finished walls accessory 1 Check the pre charge pressure of the diaphragm expansion vessel 2 Close the gas shut off valve 3 Fill heating system via boiler drain fill valve A in the heating return at the connection se...

Страница 24: ...ction and details of the fill pro gram see page 138 5 Close boiler drain fill valve A Activating filling function with weather compensated control units 1 Press OK and simultaneously for approx 4 s 2 Service functions 3 Filling 4 Ending filling function Press OK or Activating filling function with con stant temperature control units 1 Press OK and simultaneously for approx 4 s 2 Select 4 and confi...

Страница 25: ...DE Dansk English DK GB Wählen mit Ø ç 4 Set the required language with Setting the time and date if required only for weather com pensated control units During commissioning or after pro longed time out of use the time and date need to be reset Extended menu 1 å 2 Settings 3 Time Date 4 Set current time and date Commissioning inspection maintenance Further details regarding the individual steps co...

Страница 26: ...the shut off valves on the heating water side Venting the heating system 1 Close the gas shut off valve and switch the control unit ON 2 Activate venting program see next steps Note For function and sequence of the venting program see page 138 3 Check the system pressure Activating venting function with weather compensated control unit 1 Press OK and simultaneously for approx 4 s 2 Service functio...

Страница 27: ...s activa ted EL on is shown on the dis play 3 Ending venting function Press Filling the siphon with water C B A 1 Pivot control unit forward 2 Pull retaining clip A off 3 Pull filler pipe B upwards 4 Pull off trap C downwards 5 Fill siphon with water and reassem ble Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 28: ...he gas type The boiler is equipped with an electronic combustion controller that adjusts the burner for optimum combustion in accordance with the prevailing gas quality Consequently for natural gas there is no adjustment required across the entire Wobbe index range The boiler can be operated in the Wobbe index range 9 5 to 15 2 kWh m3 34 2 to 54 7 MJ m3 Convert the burner for operation with LPG se...

Страница 29: ...G operation In code 11 select value 9 End service functions 4 Open the gas shut off valve 5 Affix label G31 supplied with the technical documentation adjacent to the type plate on the cover panel Function sequence and possible faults Display Measures Control unit issues a heat demand no Increase set value and ensure heat is drawn off yes Fan starts no After approx 51 s fault F9 Check the fan fan c...

Страница 30: ... Ionisation current builds Symbol A no Fault EE Check the ionisa tion electrode adjustment and the gas line for air locks yes Burner in opera tion no Stops below the set boiler water temperature and restarts immedi ately Check the flue gas system for tight ness flue gas recirculation check the gas flow pressure Commissioning inspection maintenance Further details regarding the individual steps con...

Страница 31: ...o and after work on gas equipment Operation with LPG Flush the LPG tank twice during commissioning replacement Vent the tank and gas supply lines thoroughly after flushing 1 Close the gas shut off valve 2 Release the screw inside test nipple PE A at the gas train but do not remove it then connect the pressure gauge 3 Open the gas shut off valve 4 Measure the static pressure and record it in the se...

Страница 32: ...f explo sions Check test nipple A for tight ness Supply flow pres sure for natural gas Supply flow pressure for LPG Measures below 17 4 mbar below 42 5 mbar Do not start the boiler Notify your gas supply utility or LPG supplier 17 4 to 25 mbar 42 5 to 57 5 mbar Start the boiler above 25 mbar above 57 5 mbar Install a separate gas pressure governor upstream of the system and regulate the pre charge...

Страница 33: ...er with the wall mounted gas fired boiler the requirement for a tightness test during commissioning by the flue gas inspector is not applicable We recommend that your heating engi neer carries out a simple leak tightness test during the commissioning of your system For this it would be sufficient to check the CO2 or O2 concentration in the combustion air at the annular gap of the balanced flue pip...

Страница 34: ... ON OFF switch at the con trol unit and the main power supply OFF 2 Close the gas shut off valve and safe guard against reopening Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 35: ...d remove the burner Please note Prevent damage to the wire gauze Never rest the burner on the gauze assembly Checking the burner gasket and the burner gauze assembly Check burner gasket A and burner gauze assembly E for damage and replace if required C A D E 3x F B Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 36: ...on electrodes B Ionisation electrode 1 Check the electrodes for wear and contamination 2 Clean the electrodes with a small brush not with a wire brush or sand paper 3 Check the electrode gaps If the gaps are not as specified or the electrodes are damaged replace and align the electrodes together with new gas kets Tighten the electrode fixing screws with 2 5 Nm Cleaning the heat exchanger and insta...

Страница 37: ...anger A with water 4 Install the burner Fit the screw with a serrated washer and the remaining screws then torque diagonally with 4 Nm 5 Fit the gas supply pipe with a new gasket 6 Check the gas connections for tight ness Danger Escaping gas leads to a risk of explosion Check all fittings for gas tight ness 7 Connect the electrical cables leads to each corresponding component Commissioning inspect...

Страница 38: ...p C downwards 5 Pull the condensate hose from trap C 6 Clean the siphon 7 Fill siphon with water and reassem ble 8 Check that the condensate pipe is connected correctly to the siphon and heat exchanger Checking the anode connection Check that the earth lead is connected to the magnesium anode Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 39: ... We recommend that the magnesium anode function is checked annually This func tion test can be carried out without interrupting operation by measuring the earth current with an anode tester Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 40: ...ies between tab C and earth cable B The anode is OK if the indicated current is 0 3 mA Visually inspect the anode if the current measures 0 3 mA or if there is no current at all see page 43 Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 41: ...rn drain valve from lever position A to lever position B or C as required Lever position B Drain heating system excluding cylinder via the cold water connection Lever position C Drain heating system and cylinder via the DHW connection Cold water connection remains filled Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 42: ...k to prevent contamination from entering the pipe system 4 Remove loose deposits with a high pressure cleaner Please note When cleaning the inside only use plastic cleaning uten sils 5 Use a chemical cleaning agent to remove hard deposits that cannot be removed by a high pressure cleaner Please note Never use hydrochloric acid based cleaning agents 6 Thoroughly flush the primary store after cleani...

Страница 43: ...e Returning the primary store into use 1 Reconnect the primary store to the pipework 2 Insert new gasket A underneath flange lid B 3 Fit flange lid B and tighten eight screws D with up to 25 Nm 4 Push earth cable C onto tab 5 Fit cover E 6 Fill the primary store with drinking water Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 44: ...an the static system pressure Top up with nitro gen via connection A until the inlet pressure is 0 1 to 0 2 bar 3 Top up your heating system with water and vent until the filling pres sure of a cooled system is 0 1 to 0 2 bar higher than the inlet pressure of the diaphragm expansion vessel Permiss operating pressure 3 bar Commissioning inspection maintenance Further details regarding the individua...

Страница 45: ...ting pressure Danger Escaping gas leads to a risk of explosion Check gas equipment for tight ness Note For the tightness test use only suitable and approved leak detecting agents EN 14291 and devices Leak detecting agents with unsuitable constituents e g nitrites sulphides can lead to material damage Remove residues of the leak detecting agent after testing Checking the combustion quality The elec...

Страница 46: ... carries out an automatic calibration Only test the emissions approx 30 s after the burner has started 1 Connect a flue gas analyser at flue gas aperture A on the boiler flue connection 2 Open the gas shut off valve start the boiler and create a heat demand 3 Select the lower output see page 47 4 Check the CO2 content Should the actual value deviate from the above ranges by more than 1 implement s...

Страница 47: ... shows I and on flashes 3 Select the lower output Press OK on will be displayed per manently 4 Select the upper output Press ä 5 Select 2 with Ú and confirm with OK 6 Exit output selection with ä Matching the control unit to the heating system Subject to the equipment level the control unit must be matched to the system Var ious system components are recognised automatically by the control unit an...

Страница 48: ... constant tem perature control units 4 Heating circuit without mixer A1 heating circuit 1 Function system components Code Adjust Delivered con dition Operation with LPG 82 1 82 0 System with DHW circulation pump DHW circulation pump connection at extension AM1 terminal A2 34 0 Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 49: ...nsion kit for one heating circuit with mixer M2 8 Low loss header 9 Flow temperature sensor low loss header Function system components Code Adjust Delivered con dition Operation with LPG 82 1 82 0 System only with one heating circuit with mixer with extension kit for mixer without unregulated heating circuit with DHW heating 00 4 00 6 System with DHW circulation pump DHW circulation pump connectio...

Страница 50: ...ing circuit 2 5 Temperature limiter for limiting the maximum temperature of underfloor heating systems 6 Flow temperature sensor M2 7 Heating circuit pump M2 8 Extension kit for one heating circuit with mixer M2 Note The flow rate of the heating circuit with out mixer must be at least 30 greater than the flow rate of the heating circuit with mixer Commissioning inspection maintenance Further detai...

Страница 51: ... circuit without mixer A1 one heating circuit with mixer M2 and system separation 1 2 3 4 5 7 6 9 M 8 qP 1 Vitodens 222 F 2 Outside temperature sensor 3 Heating circuit without mixer A1 heating circuit 1 4 Heating circuit with mixer M2 heat ing circuit 2 5 Temperature limiter for limiting the maximum temperature of underfloor heating systems 6 Flow temperature sensor M2 7 Heating circuit pump M2 8...

Страница 52: ...0 6 System with DHW circulation pump DHW circulation pump connection at extension AM1 terminal A2 34 0 System version 5 One heating circuit without mixer one heating circuit with mixer M2 with extension kit one heating circuit with mixer M3 with extension kit and low loss header with without DHW heating M M 1 Vitodens 222 F 2 Outside temperature sensor 3 Heating circuit without mixer A1 heating ci...

Страница 53: ...ction at extension AM1 terminal A1 33 1 DHW circulation pump connection at extension AM1 terminal A2 34 0 Adjusting the heating curves only for weather compensated control units The heating curves illustrate the relation ship between the outside temperature and the boiler water or flow tempera ture To put it simply the lower the outside temperature the higher the boiler water or flow temperature T...

Страница 54: ... 2 2 Set room temperature in C 35 30 25 20 15 10 5 0 4 0 6 0 8 1 0 1 2 1 4 30 25 1 8 1 6 A Heating curve slope for underfloor heating systems B Heating curve slope for low temper ature heating systems according to the Energy Savings Order Ger many Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 55: ...ording to the system requirements Adjusting the set room temperature Standard room temperature 90 20 26 20 A C D E B Example 1 Adjustment of the standard room temperature from 20 to 26 C A Boiler water temperature or flow temperature in C B Outside temperature in C C Set room temperature in C D Heating circuit pump OFF E Heating circuit pump ON Adjustment of the standard room temperature Operating...

Страница 56: ...nly for weather compensated control units The LON communication module accessories must be plugged in Installation instructions LON communication module Note The data transfer via LON can take sev eral minutes Single boiler system with Vitotronic 200 H and Vitocom 300 example Set the LON subscriber numbers and further functions via code 2 see the fol lowing table Note In the same LON system the sa...

Страница 57: ... Set code 97 1 The control unit receives the outside temperature Set code 97 1 LON subscriber fault monitoring Code 9C 20 LON subscriber fault monitoring Code 9C 20 LON subscriber fault monitoring Code 9C 20 Carrying out a LON subscriber check Communication with the system devices connected to the fault manager is tested with a subscriber check Preconditions The control unit must be programmed as ...

Страница 58: ...appears on the programming unit dis play On a constant temperature control unit The specified hours run or the specified interval with clock symbol u subject to setting and On a weather compensated control unit Service and Scanning and resetting service Press OK to acknowledge a service message Note An acknowledged service message that was not reset reappears On a weather compensated control unit ...

Страница 59: ...ontrol unit Reset code 24 1 to 24 0 Note The selected service parameters for hours run and time interval restart at 0 Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB Service ...

Страница 60: ...ting the system user The system installer must hand the operating instructions to the system user and instruct him her in the operation of the system Commissioning inspection maintenance Further details regarding the individual steps cont 5457 552 GB ...

Страница 61: ... all coding addresses are displayed in ascending order 4 Select coding address 5 Select value according to the follow ing tables and confirm with OK 6 If you want to reset all codes to their delivered condition Select Standard setting in Cod ing level 1 Note This also resets codes from coding level 2 Constant temperature control unit 1 Press OK and å simultaneously for approx 4 s 2 With Ú select 1...

Страница 62: ... DHW heating code is adjusted automatically 4 2 One heating circuit with mixer heating circuit 2 with DHW heating 6 3 4 One heating circuit without mixer heating circuit 1 and one heating circuit with mixer heating circuit 2 with DHW heating code is adjusted automatically 8 5 One heating circuit with mixer heating circuit 2 and one heating circuit with mixer heating circuit 3 with DHW heat ing 10 ...

Страница 63: ... opera tional with pump run on Subscriber no 77 1 LON subscriber number only for weather com pensated control units 77 2 to 77 99 LON subscriber number adjustable from 1 to 99 1 4 Boiler 5 Cascade 10 98 Vitotronic 200 H 99 Vitocom Note Allocate each number only once Detached house apartment building 7F 1 Detached house only for weather compensated control units 7F 0 Apartment building Separate adj...

Страница 64: ... Do not adjust only for constant temperature control units Burner service in 100 hours 21 0 No service interval hours run selected 21 1 to 21 100 The number of hours run before the burner should be serviced is adjustable from 100 to 10 000 h One adjusting step 100 h Service interval in months 23 0 No time interval for burner service 23 1 to 23 24 Interval adjustable from 1 to 24 months Service sta...

Страница 65: ...control units see page 61 Select 5 for constant temperature control units see page 61 Coding Coding in the delivered condition Possible change Summer eco function outside temperature A5 5 With heating circuit pump logic function economy circuit Heating circuit pump OFF when the outside temperature AT is 1 K higher than the set room temperature RTset AT RTset 1 K only for weather compensated contro...

Страница 66: ...table value between 5 and 35 C plus 1 C Base value is the adjusted out side temperature This value is based on the actual outside temperature and a time constant that takes the cooling down of an average building into consideration Mixer eco function A7 0 Without mixer economy function only for a weather compensated control unit and heating circuit with mixer A7 1 With mixer economy func tion exte...

Страница 67: ...om temperature hook up b0 2 Heating mode With room temperature hook up Reduced mode Weather compensated b0 3 Heating mode reduced mode With room tempera ture hook up Summer eco function room temperature b5 0 With remote control No room temperature dependent heating circuit pump logic function only for weather compensa ted control units change the code only for the heat ing circuit with mixer b5 1 ...

Страница 68: ...its C6 10 to C6 127 Maximum limit adjustable from 10 to 127 C limited by boiler specific parame ters Heating program changeover d5 0 The external heating pro gram changeover changes the heating pro gram to Constant opera tion with reduced room temperature or Standby mode only for weather compensated control units d5 1 The external heating pro gram changeover changes to Constant operation with stan...

Страница 69: ... 100 of the max imum speed Screed function F1 0 Screed drying function disabled only for weather compensated control units F1 1 to F1 6 Screed drying function adjustable in accordance with 6 optional tempera ture time profiles see page 138 F1 15 Constant flow temperature 20 C Party mode time limit F2 8 Time limit for party mode or external heating pro gram changeover via key 8 h only for weather c...

Страница 70: ...ation pump is permanently OFF F7 1 to F7 24 In Standby mode the internal circulation pump in operating mode will be started for 10 min respec tively 1 to 24 times per day Start temperature raising F8 5 Temperature limit for ter minating the reduced mode 5 ºC see example on page 141 Observe the setting of coding address A3 only for weather compensa ted control units F8 10 to F8 60 Temperature limit...

Страница 71: ... on page 142 only for weather compensated control units FA 0 to FA 50 Temperature rise adjusta ble from 0 to 50 Duration set flow temperature increase Fb 30 Duration for raising the set boiler water tempera ture or the set flow tem perature see coding address FA 60 min See example on page 142 only for weather compensated control units Fb 0 to Fb 150 Duration adjustable from 0 to 300 min one step 2...

Страница 72: ... required coding address General Boiler DHW Heating circuit 1 2 3 All cod or solar In this group all coding addresses are displayed in ascending order 5 Select coding address 6 Select value according to the follow ing tables and confirm with OK 7 If you want to reset all codes to their delivered condition Select Standard setting in Cod ing level 2 Note This also resets codes from coding level 1 Co...

Страница 73: ...n Description 2 1 One heating circuit without mixer heating circuit 1 with DHW heating code is adjusted automatically 4 2 One heating circuit with mixer heating circuit 2 with DHW heating 6 3 4 One heating circuit without mixer heating circuit 1 and one heating circuit with mixer heating circuit 2 with DHW heating code is adjusted automatically 8 5 One heating circuit with mixer heating circuit 2 ...

Страница 74: ...o matic recognition 33 1 Function output A1 Heat ing circuit pump 33 0 Function output A1 at extension AM1 DHW cir culation pump 33 2 Function output A1 Circu lation pump for cylinder heating 34 0 Function output A2 at extension AM1 DHW cir culation pump 34 1 Function output A2 Heat ing circuit pump 34 2 Function output A2 Circu lation pump for cylinder heating 35 0 Without extension EA1 35 1 With...

Страница 75: ...ing address 3F 3A 3 Function input DE1 Exter nal blocking Function internal circula tion pump Coding address 3E 3A 4 Function input DE1 Exter nal blocking with fault mes sage input Function internal circula tion pump Coding address 3E 3A 5 Function input DE1 Fault message input 3A 6 Function input DE1 Brief operation DHW circulation pump pushbutton func tion DHW circulation pump run time adjustmen...

Страница 76: ... Coding address 3F 3b 3 Function input DE2 Exter nal blocking Function internal circula tion pump Coding address 3E 3b 4 Function input DE2 Exter nal blocking with fault mes sage input Function internal circula tion pump Coding address 3E 3b 5 Function input DE2 Fault message input 3b 6 Function input DE2 Brief operation DHW circulation pump pushbutton func tion DHW circulation pump run time adjus...

Страница 77: ...e input Function internal circula tion pump Coding address 3E 3C 5 Function input DE3 Fault message input 3C 6 Function input DE3 Brief operation DHW circulation pump pushbutton func tion DHW circulation pump run time adjustment Coding address 3d 3d 5 DHW circulation pump runtime for brief opera tion 5 min 3d 1 to 3d 60 DHW circulation pump run time adjustable from 1 to 60 min 3E 0 Internal circul...

Страница 78: ...er cylinder When there is a heat demand the internal circu lation pump only starts when the burner is opera tional with pump run on 52 0 Without flow temperature sensor for low loss header 52 1 With flow temperature sen sor for low loss header automatic recognition 54 0 Without solar thermal system 6E 50 Do not adjust 76 0 Without LON communi cation module only for weather compensated control unit...

Страница 79: ...sage is dis played providing a fault is active for at least 30 s 80 0 Immediate fault message 80 2 to 80 199 The minimum fault duration before a fault message is issued is adjustable from 10 s to 995 s one step 5 s 81 1 Automatic summer win ter time changeover 81 0 Manual summer winter time changeover 81 2 Use of the radio clock receiver automatic recog nition 81 3 With LON communication module Th...

Страница 80: ...com 100 commu nication interface auto matic recognition 97 0 With LON communication module The outside tem perature of the sensor connected to the control unit is utilised internally only for weather com pensated control units 97 1 The control unit receives the outside temperature 97 2 The control unit transmits the outside temperature to the Vitotronic 200 H 98 1 Viessmann system num ber in conju...

Страница 81: ...om 0 to 40 K Boiler Group 2 Select Boiler for weather compensated control units see page 72 Select 2 for constant temperature control units see page 72 Coding Coding in the delivered condition Possible change 01 1 Do not adjust 04 1 Minimum burner pause subject to the boiler load specified by boiler cod ing card 04 0 Minimum burner pause set permanently specified by boiler coding card 06 Maximum l...

Страница 82: ...er is force started once every 30 s only when operating with LPG 2E 0 Never adjust 2F 0 Venting program fill pro gram disabled 2F 1 Venting program enabled 2F 2 Fill program enabled 30 1 Internal variable speed circulation pump auto matic adjustment 30 0 Internal circulation pump without variable speed e g temporarily for serv ice 31 Set speed in of the internal circulation pump when operated as b...

Страница 83: ... below the set value 5E 0 Circulation pump for cyl inder heating stays in control mode at signal External blocking 5E 1 Circulation pump for cylin der heating stops at signal External blocking 5E 2 Circulation pump for cylin der heating starts at signal External blocking 5F 0 Circulation pump for cyl inder heating stays in control mode at signal External demand 5F 1 Circulation pump for cylin der ...

Страница 84: ...trol units 71 1 OFF during DHW heating to the first set value 71 2 ON during DHW heating to the first set value 72 0 DHW circulation pump ON in accordance with the time program only for weather compensated control units 72 1 OFF during DHW heating to the second set value 72 2 ON during DHW heating to the second set value 73 0 DHW circulation pump ON in accordance with the time program only for wea...

Страница 85: ... 1 C Heating cir cuit pump ON Outside temperature above 3 C Heating cir cuit pump OFF A3 9 to A3 15 Heating circuit pump ON OFF see the following table Please note When selecting a value below 1 C there is a risk of pipes outside the thermal envelope of the building being damaged by frost The standby mode in particular should be taken into consideration e g dur ing holidays Parameter Heating circu...

Страница 86: ...the outside temperature AT is 1 K higher than the set room temperature RTset AT RTset 1 K only for weather compensated control units A5 0 Without heating circuit pump logic function A5 1 to A5 15 With heating circuit pump logic function Heating cir cuit pump OFF see the following table Parameter address A5 With heating circuit pump logic function Heating cir cuit pump OFF 1 AT RTset 5 K 2 AT RTset...

Страница 87: ...with mixer A7 1 With mixer economy func tion extended heating cir cuit pump logic Heating circuit pump also OFF If a mixer has been closed for longer than 20 min Heating pump ON If the mixer changes to control function If there is a risk of frost A8 1 Heating circuit with mixer creates a demand for the internal circulation pump only for weather com pensated control units A8 0 Heating circuit with ...

Страница 88: ...ng circuit with mixer b2 0 Without room influence b2 1 to b2 64 Room influence factor adjustable from 1 to 64 b5 0 With remote control No room temperature dependent heating circuit pump logic function only for weather compensa ted control units change the code only for the heat ing circuit with mixer b5 1 to b5 8 Heating circuit pump logic function see the following table Parameter address b5 With...

Страница 89: ...ing pro gram to Constant opera tion with reduced room temperature or Standby mode only for weather compensated control units d5 1 The external heating pro gram changeover changes to Constant operation with standard room tempera ture independent of cod ing address 3A 3b and 3C d6 0 Heating circuit pump stays in control mode at signal External block ing d6 1 Heating circuit pump stops at signal Exte...

Страница 90: ...ection 0 1 K to Display correction 4 9 K E5 0 Without external variable speed heating circuit pump only for weather compensated control units E5 1 With external variable speed heating circuit pump automatic recognition E6 Maximum speed of the variable speed heating circuit pump in of the max speed in standard mode Value is defaulted by boiler specific param eters only for weather compensated contr...

Страница 91: ...1 6 Screed drying function adjustable in accordance with 6 optional tempera ture time profiles see page 138 F1 15 Constant flow temperature 20 C F2 8 Time limit for party mode or external heating pro gram changeover via key 8 h only for weather compensated control units 1 F2 0 No time limit for party mode 1 F2 1 to F2 12 Time limit adjustable from 1 to 12h 1 F5 12 Run on time of the inter nal circ...

Страница 92: ...ion pump is permanently OFF F7 1 to F7 24 In Standby mode the internal circulation pump in operating mode will be started for 10 min respec tively 1 to 24 times per day F8 5 Temperature limit for ter minating the reduced mode 5 ºC see example on page 141 Observe the setting of coding address A3 only for weather compensa ted control units F8 10 to F8 60 Temperature limit adjusta ble from 10 to 60 C...

Страница 93: ...mple on page 142 only for weather compensated control units FA 0 to FA 50 Temperature rise adjusta ble from 0 to 50 Fb 30 Duration for raising the set boiler water tempera ture or the set flow tem perature see coding address FA 60 min See example on page 142 only for weather compensated control units Fb 0 to Fb 150 Duration adjustable from 0 to 300 min one step 2 min Code 2 Heating circuit 1 heati...

Страница 94: ...Max output Diagnosis Scanning operating data Weather compensated control unit Operating data can be scanned in six areas See Diagnosis in the service menu overview Operating data on heating circuits with mixers and solar can only be scanned if the components are installed in the system For further information on operating data see chapter Brief scan Constant temperature control unit Operating data...

Страница 95: ...de temp is reset to the actual value Weather compensated control unit 1 Press OK and å simultaneously for approx 4 s 2 Diagnosis 3 Reset data 4 Select required value e g Burner starts or All details Constant temperature control unit Operating instructions chapter Scanning information Brief scan In the brief scan you can scan temperatures software versions and connected com ponents for example Weat...

Страница 96: ...o 10 Number of KM BUS sub scribers Maximum demand temperature 3 0 Software version Program ming unit Software version Mixer exten sion 0 no mixer exten sion 0 Software version LON module 0 4 Software version Burner control unit Type Burner control unit Appliance type 5 0 no external demand 1 exter nal demand 0 no external blocking 1 exter nal block ing External hook up 0 10 V Display in C 0 no ext...

Страница 97: ...eating circuit pump heating circuit M3 8 Variable speed pump 0 w o 1 Wilo 2 Grund fos Software version variable speed pump 0 no var iable speed pump Variable speed pump 0 w o 1 Wilo 2 Grund fos Software version Variable speed pump 0 no vari able speed pump Variable speed pump 0 w o 1 Wilo 2 Grund fos Software version Variable speed pump 0 no varia ble speed pump 9 Internal details for calibration ...

Страница 98: ...A Highest demand temperature 4 Burner control unit type Appliance type 5 Set cylinder temperature b Diverter valve sta tus 0 not installed 1 Heating 2 Central position 3 DHW heating Max output in C Boiler coding card hexadecimal c Version Appliance Version Burner control unit d Variable speed pump 0 w o 1 Wilo 2 Grundfos Software version Variable speed pump 0 no varia ble speed pump F 1 Code 53 se...

Страница 99: ... state 0 open 1 closed F 4 Software version External hook up 0 10 V Display in Open Therm extension if installed F 9 Software version DHW heat ing status External hook up 0 10 V Display in Checking outputs relay test Weather compensated control unit 1 Press OK and å simultaneously for approx 4 s 2 Actuator test The following relay outputs can be controlled subject to system design Display Explanat...

Страница 100: ...nsion enabled Start AM1 output 1 Output A1 at extension AM1 enabled Start AM1 output 2 Output A2 at extension AM1 enabled Start EA1 output 1 Contacts P S at plug aBJ for extension EA1 closed Constant temperature control unit 1 Press OK and å simultaneously for approx 4 s Ü flashes on the display 2 Select Ú and confirm with OK 3 Select required actuator output with V v see following table 4 Confirm...

Страница 101: ...anation 19 Contacts P S at plug aBJ for extension EA1 closed 20 Output A1 at extension AM1 enabled 21 Output A2 at extension AM1 enabled Diagnosis and service scans Checking outputs relay test cont 5457 552 GB Service ...

Страница 102: ... ard display of the short menu A fault messaging facility if connected will be switched OFF If an acknowledged fault is not remedied the fault message will be re displayed the following day and the fault message facility restarted Calling up acknowledged faults Select Fault in the standard menu The current faults will be displayed in a list Calling up fault codes from the fault memory fault histor...

Страница 103: ...nected will be switched OFF If an acknowledged fault is not remedied the fault message will be re displayed the following day and the fault message facility restarted Calling up acknowledged faults Press OK for approx 4 s The 10 most recent faults including resolved ones are saved and can be scanned Calling up fault codes from the fault memory fault history The 10 most recent faults including thos...

Страница 104: ...w loss header sensor see page 118 28 X X Regulates with out flow tem perature sen sor low loss header Lead break system flow temperature sensor Check the low loss header sensor see page 118 30 X X Burner blocked Short circuit boiler water temperature sensor Check the boiler water temperature sensor see page 118 38 X X Burner blocked Lead break boiler water temperature sensor Check the boiler water...

Страница 105: ... 50 X X No DHW heat ing Short circuit cylinder tem perature sen sor Check sensors see page 118 51 X X No DHW heat ing Short circuit outlet temper ature sensor Check sensor see page 118 58 X X No DHW heat ing Lead break cylinder tem perature sen sor Check sensors see page 118 59 X X No DHW heat ing Lead break outlet temper ature sensor Check sensor see page 118 A7 X Control mode as per deliv ered c...

Страница 106: ...trol mode as per deliv ered condition Communica tion error programming unit Check connections and replace the programming unit if required b5 X X Control mode as per deliv ered condition Internal fault Replace the control unit b7 X X Burner blocked Boiler coding card faulty Plug in boiler cod ing card or replace if faulty b8 X X Burner blocked Lead break flue gas tem perature sen sor Check the flu...

Страница 107: ... control Communica tion error remote con trol Vitotrol heating circuit 2 with mixer Check connec tions lead coding address A0 and remote control set tings see page 144 bE X Control mode without remote control Communica tion error remote con trol Vitotrol heating circuit 3 with mixer Check connec tions lead coding address A0 and remote control set tings see page 144 bF X Control mode Incorrect LON ...

Страница 108: ...eating circuit pump heat ing circuit 2 with mixer Check setting of coding address E5 C7 X X Control mode max pump speed Communica tion error external vari able speed heating circuit pump heat ing circuit 1 without mixer Check setting of coding address E5 C8 X Control mode max pump speed Communica tion error external vari able speed heating circuit pump heat ing circuit 3 with mixer Check setting o...

Страница 109: ...e appliance con cerned d8 X X Control mode Input DE3 reports a fault at extension EA1 Remove fault at the appliance con cerned dA X Control mode without room influence Short circuit room temper ature sensor heating circuit 1 without mixer Check room tem perature sensor heating circuit 1 db X Control mode without room influence Short circuit room temper ature sensor heating circuit 2 with mixer Che...

Страница 110: ...emper ature sensor heating circuit 3 with mixer Check room tem perature sensor for heating circuit 3 and remote control settings see page 144 E0 X Control mode Fault external LON sub scriber Check connections and LON subscrib ers E4 X X Burner blocked Fault supply voltage 24 V Replace the control unit E5 X X Burner blocked Fault flame amplifier Replace the control unit E8 X X Burner in a fault sta...

Страница 111: ...tton R or replace boiler cod ing card and press reset button R Ed X X Burner in a fault state Internal fault Replace the control unit EE X X Burner in a fault state Flame signal is not present or too weak at burner start Check the ionisa tion electrode and connecting cable measure the ioni sation current check the gas sup ply gas pressure and gas flow lim iter check the gas train ignition igni tio...

Страница 112: ... F1 X X Burner in a fault state Flue gas tem perature lim iter has responded Check the heating system fill level Vent the system Press reset button R after the flue sys tem has cooled down F2 X X Burner in a fault state The tempera ture limiter has respon ded Check the heating system fill level Check the circula tion pump Vent the system Check the temperature limiter and connecting cables Press re...

Страница 113: ...rner in a fault state Fan not at standstill Check the fan fan connecting cables and fan control Press reset button R FC X X Burner in a fault state Gas train faulty or faulty modulation valve control or flue gas path blocked Check the gas train Check the flue gas system Press reset button R Fd X X Burner in a fault state Fault com bustion con troller Check ignition electrodes and connecting cables...

Страница 114: ... coding card or main PCB faulty Press reset button R Replace boiler coding card or con trol unit if the fault persists FF X X Burner blocked or in a fault state Internal fault or reset but ton R blocked Start the appliance again Replace the control unit if the appliance will not restart Troubleshooting Fault codes cont 5457 552 GB ...

Страница 115: ...115 Putting control unit in maintenance position If required for commissioning and serv icing the control unit can be put in a dif ferent position 1 2 3 Troubleshooting Repairs 5457 552 GB Service ...

Страница 116: ...into a suitable container or drain outlet 3 Open drain valve A and drain the boiler as much as required Checking the outside temperature sensor weather compensa ted control unit X3 100 10 20 10 0 10 20 30 Temperature in C 6 8 20 40 60 80 200 Resistance in kΩ 1 Pull plug X3 from the control unit Troubleshooting Repairs cont 5457 552 GB ...

Страница 117: ...isconnec ted plug and compare it with the curve 3 Where actual values deviate severely from the curve values disconnect the wires at the sensor and repeat test on the sensor itself 4 Subject to result replace the lead or the outside temperature sensor Troubleshooting Repairs cont 5457 552 GB Service ...

Страница 118: ...118 Checking the boiler temperature sensor cylinder temperature sensor or flow temperature sensor of the low loss header X3 5 Troubleshooting Repairs cont 5457 552 GB ...

Страница 119: ...unit and check the resistance across terminals X3 4 and X3 5 2 Check the sensor resistance and compare the actual values with the curve 10 1 10 30 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in kΩ 3 Replace the sensor in case of severe deviation Danger The boiler water temperature sensor is immersed in the heating water risk of scald ing Drain the boiler on the heating water si...

Страница 120: ...n C 0 4 0 6 0 8 2 4 6 8 20 Resistance in kΩ 2 Check the sensor resistance and compare it with the curve 3 Replace the sensor in case of severe deviation Danger The outlet temperature sen sor is immersed in the DHW risk of scalding Drain the DHW side of the boiler before replacing the sensor Troubleshooting Repairs cont 5457 552 GB ...

Страница 121: ...nterlock after the flue system has cooled down by pressing reset button R 1 Pull the leads from flue gas tempera ture sensor A 10 1 10 30 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in kΩ 2 Check the sensor resistance and compare it with the curve 3 Replace the sensor in case of severe deviation Troubleshooting Repairs cont 5457 552 GB Service ...

Страница 122: ...d escape from the plate heat exchanger 1 Shut off and drain the boiler on its heating water and DHW side 2 Release the side closures and pivot the control unit forward 3 Remove the siphon see page 27 4 Push insulating mat A upwards and remove 5 Undo two screws B and pull out plate heat exchanger C to the front Troubleshooting Repairs cont 5457 552 GB ...

Страница 123: ...set after a fault shutdown although the boiler water temperature is below approx 75 C check the following 1 Pull the leads from temperature lim iter A 2 Check the continuity of the tempera ture limiter with a multimeter 3 Remove the faulty temperature lim iter 4 Coat the replacement temperature limiter with heat conducting paste and install it 5 After commissioning press reset but ton R on the con...

Страница 124: ...ting circuit with mixer Checking the setting of rotary selec tor S1 The rotary selector on the PCB of the extension kit defines the assignment to the relevant heating circuit Heating circuit Rotary selector S1 setting Heating circuit with mixer M2 heating cir cuit 2 2 2 3 4 5 6 1 0 9 87 Heating circuit with mixer M3 heating cir cuit 3 4 4 2 3 5 6 1 0 9 87 Troubleshooting Repairs cont 5457 552 GB ...

Страница 125: ...rrectly fitted Mixer installation instructions Changing the rotational direction of the mixer motor if required gS BU 1 Remove the upper casing cover of the extension kit Danger An electric shock can be life threatening Before opening the boiler dis connect from the mains volt age for example at the fuse or the main isolator 2 At plug gS swap the cores at termi nals and 3 Refit the casing cover Ch...

Страница 126: ...erter valve will be changed over if the cylinder tempera ture sensor captures a temperature lower than the defaulted set tempera ture The cylinder primary pump is switched ON if the boiler water temperature set DHW temperature The burner is switched ON if the boiler water temperature set DHW temper ature and the cylinder primary pump is switched ON when the required boiler water temperature is rea...

Страница 127: ...t DHW temper ature and the cylinder primary pump is switched ON when the required boiler water temperature is reached The DHW is controlled to the specified temperature via the cylinder temperature sensor The primary cylinder continues to be heated up after the draw off process has terminated until the set DHW tempera ture has been reached at the cylinder temperature sensor The cylinder primary pu...

Страница 128: ...burner is switched ON if the boiler water temperature set DHW temper ature and the cylinder primary pump is switched ON when the required boiler water temperature is reached The primary cylinder is heated up to the set DHW temperature Heating stops when the set temperatures have been reached at the cylinder temperature sen sor and at the outlet temperature sen sor After heating the cylinder primar...

Страница 129: ...en reached at the cylinder temperature sensor The cylinder primary pump and the three way diverter valve remain ON for a further 30 s Boosting DHW heating The booster heating function is activated if a switching period is selected for the fourth time phase The set temperature value for the heat ing boost is adjustable in coding address 58 Function description Weather compensated control unit cont ...

Страница 130: ...he internal extension H1 is integrated into the control unit casing The cylinder primary pump is connected to relay out put sK An external safety valve can be connec ted to gD Function description Internal extensions 5457 552 GB ...

Страница 131: ...H2 is integrated into the control unit casing instead of the internal extension H1 The cylinder pri mary pump is connected to relay output sK An external extractor interlock can be connected to aBJ Function description Internal extensions cont 5457 552 GB Service ...

Страница 132: ...tension AM1 A1 Circulation pump A2 Circulation pump fÖ Power supply terminals fÖA Power supply terminal for addi tional accessories aVG KM BUS Function description External extensions accessories 5457 552 GB ...

Страница 133: ...ump Allocating functions for outputs A1 and A2 Select the function for these outputs via the codes on the boiler control unit Output A1 Code 33 Output A2 Code 34 Function Code Output A1 Output A2 DHW circulation pump sK 33 0 34 0 delivered cond Heating circuit pump sÖ 33 1 delivered cond 34 1 Circulation pump for cylinder heating sA 33 2 34 2 Function description External extensions accessories co...

Страница 134: ...Digital input 3 0 10 V 0 10 V input fÖ Power supply terminals fÖA Power supply terminal for addi tional accessories aBJ Central fault message feed pump DHW circulation pump zero volt aVG KM BUS Function description External extensions accessories cont 5457 552 GB ...

Страница 135: ...e d5 Set the duration of the changeover via code F2 Effect on the pumps of external block ing function The effect on the internal circulation pump is selected with code 3E The effect on the relevant heating circuit pump is selected with code d6 The effect on a circulation pump for cyl inder heating is selected with code 5E Effect on the pumps of the external demand function The effect on the inter...

Страница 136: ... changeover function for the respective heating circuit via code d8 at the boiler control unit Heating program changeover Code Changeover via input DE1 d8 1 Changeover via input DE2 d8 2 Changeover via input DE3 d8 3 You can select which direction the heat ing program changeover takes in coding address d5 Heating program changeover Code Changeover towards Permanently reduced or Permanent standby m...

Страница 137: ...puts available at extension EA1 DE1 to DE3 The function is selected via the following codes External blocking Code Input DE1 3A 3 Input DE2 3b 3 Input DE3 3C 3 External blocking and fault message input Code Input DE1 3A 4 Input DE2 3b 4 Input DE3 3C 4 The effect on the internal circulation pump is selected with code 3E The effect on the relevant heating circuit pump is selected with code d6 Extern...

Страница 138: ...he diverter valve is set to its central position ena bling the system to be filled completely After switching ON the control unit the diverter valve no longer goes into its cen tral position Afterwards the diverter valve can be moved via the fill function into the central position see Filling the heating sys tem In this position the control unit can be switched OFF and the system can be filled com...

Страница 139: ...low temperature achieved Operating conditions and outside tem perature during handover The various temperature profiles are adjustable via coding address F1 The function continues after power fail ure or after the control unit has been switched OFF Heating and DHW will be started after the screed drying func tion has been terminated or if code F1 0 is manually adjusted Temperature profile 1 EN 126...

Страница 140: ...0 30 20 10 1 5 10 15 20 25 30 Temperature profile 4 Code F1 4 Flow temperature C Days 50 40 30 20 10 1 5 10 15 20 25 30 Temperature profile 5 Code F1 5 Flow temperature C 1 5 10 15 20 25 30 Days 50 40 30 20 10 Function description Control functions cont 5457 552 GB ...

Страница 141: ...with reduced room temperature the reduced set room tem perature can be automatically raised subject to the outside temperature The temperature is raised in accordance with the selected heating curve but no higher than the set standard room tempera ture The outside temperature limits for the start and end of the temperature raising can be adjusted via coding addresses F8 and F9 Function description...

Страница 142: ...om temperature Reducing the heat up time During the transition from operation with reduced room temperature to operation with standard room temperature the boiler water or flow temperature will be raised in accordance with the selected heating curve The boiler water or flow temperature can be automatically increased The value and duration of the additional increase of the set boiler water or flow ...

Страница 143: ...h standard room temperature B Set boiler water or flow temperature in accordance with the selected heating curve C Set boiler water or flow temperature in accordance with coding address FA 50 C 20 60 C D Duration of operation with raised set boiler water or flow temperature in accordance with coding address Fb 60 min Function description Control functions cont 5457 552 GB Service ...

Страница 144: ...lation between the level of the ionisation current and the air factor λ For all gas qualities the max imum ionisation current results with air factor 1 The ionisation signal is evaluated by the combustion controller and the air factor is adjusted to between λ 1 24 and 1 44 This range provides for an optimum com bustion quality Thereafter the elec tronic gas valve regulates the required gas volume ...

Страница 145: ...m combustion con trol the system regularly carries out an automatic self calibration also after a power failure shutdown For this the combustion is briefly regulated to max ionisation current equals air factor λ 1 The automatic calibration is carried out shortly after the burner start and lasts approx 5 s During calibration higher than normal CO emissions may occur briefly Function description Ele...

Страница 146: ...sor Outlet temperature sensor aA Ionisation electrode aG Flue gas temperature sensor dÖ Stepper motor for diverter valve fJ Thermal circuit breaker gF Ignition unit a Ö Fan motor a ÖA Fan motor control a Ö Modulation coil Designs Internal connection diagram 5457 552 GB ...

Страница 147: ...147 A1 Main PCB A2 Power supply unit A3 Optolink A4 Burner control unit A5 Programming unit A6 Coding card Designs External connection diagram 5457 552 GB Service ...

Страница 148: ...ture sensor Flow temperature sensor low loss header Cylinder temperature sensor plug on the cable harness sÖ Internal circulation pump dG Gas solenoid valve fÖ Power supply terminals lH Power supply accessories and Vitotrol 100 a Ö Fan motor a ÖA Fan motor control aYA Gas pressure limiter aVG KM BUS Designs External connection diagram cont 5457 552 GB ...

Страница 149: ...ork heating water return 036 Connection pipework cold water 037 DHW connection pipe 038 Heating water flow connection pipe 039 Cold water connection 040 Return connection pipe 050 Flow unit 051 Return unit 052 Overflow valve 053 Plug 7 8 10 054 Plate heat exchanger 055 Profiled gasket 056 Valve insert 057 Overflow pipe 062 Burner gauze assembly 063 Burner gauze assembly gasket 066 Gasket burner fl...

Страница 150: ...ontrol unit 301 Casing back panel 302 Boiler coding card 303 Fuse 6 3 A slow 10 pce 304 Fuse holder 305 Programming unit for weather compensated mode 306 Programming unit for constant tem perature mode 307 LON communication module accessories 308 PCB adaptor LON module acces sories 309 Internal extension H1 315 Locking bolts left and right 316 Slider left and right 317 Outside temperature sensor W...

Страница 151: ...151 208 061 065 070 094 062 063 069 061 074 067 206 072 071 081 066 075 068 205 092 004 003 060 064 031 Parts lists Parts lists cont 5457 552 GB Service ...

Страница 152: ...152 007 202 204 200 208 208 207 090 090 090 005 008 140 006 113 Parts lists Parts lists cont 5457 552 GB ...

Страница 153: ...153 303 309 304 301 305 306 307 308 302 029 097 300 315 316 315 316 112 317 Parts lists Parts lists cont 5457 552 GB Service ...

Страница 154: ...154 013 088 015 102 016 017 002 096 082 001 011 095 040 093 092 095 010 099 021 023 099 085 034 091 085 089 032 028 141 142 096 012 103 105 104 019 094 100 117 Parts lists Parts lists cont 5457 552 GB ...

Страница 155: ... 114 115 131 027 036 094 134 094 035 028 051 094 038 096 055 050 056 057 142 133 138 130 137 053 097 052 106 087 084 039 098 099 085 084 084 080 080 105 084 110 100 Parts lists Parts lists cont 5457 552 GB Service ...

Страница 156: ...156 025 026 024 098 084 087 080 165 167 166 164 111 037 094 084 080 080 162 171 143 163 160 030 080 033 080 080 162 089 172 Parts lists Parts lists cont 5457 552 GB ...

Страница 157: ... gas H mbar 17 4 25 mbar for LPG mbar 25 47 mbar Tick gas type Carbon dioxide con tent CO2 at lower output by vol at upper output by vol Oxygen content O2 at lower output by vol at upper output by vol Carbon monoxide content CO at lower output ppm at upper output ppm Commissioning service reports Commissioning service reports 5457 552 GB Service ...

Страница 158: ...4 9 Rated thermal load range for central heating kW 4 5 to 17 9 6 2 to 30 5 8 3 to 34 9 Power consumption max with two stage pump W 150 150 210 with variable speed high efficiency pump W 100 100 160 Connection values in relation to the max load Natural gas E m3 h 1 89 3 23 3 86 Natural gas LL m3 h 2 20 3 75 4 48 LPG kg h 1 40 2 39 2 85 Product ID _ 0085BU0051 Note The supply values are only for do...

Страница 159: ... EN 625 EN 60 335 2 102 EN 677 EN 61 000 3 2 EN 806 EN 61 000 3 3 EN 12897 EN 62 233 In accordance with the following Directives this product is designated _ 0085 97 23 EC 2006 95 EC 92 42 EEC 2009 142 EC 2004 108 EC This product meets the requirements of the Efficiency Directive 92 42 EEC for con densing boilers Allendorf 1 February 2010 Viessmann Werke GmbH Co KG pp Manfred Sommer Certificates D...

Страница 160: ...the product Vitodens 222 F complies with the NOx limits specified by the 1st BImSchV para graph 7 2 Germany Allendorf 1 February 2010 Viessmann Werke GmbH Co KG pp Manfred Sommer Certificates Manufacturer s certificate according to the 1st BImSchV Germany 5457 552 GB ...

Страница 161: ...ylinder cleaning 42 Cylinder temperature sensor 118 D Date setting 25 Diaphragm expansion vessel 23 Draining the boiler Heating water side 116 E Electronic combustion controller 144 Extension AM1 132 EA1 134 internal 130 131 Extension kit for heating circuit with mixer 124 External blocking 137 External demand 137 F Fault codes 104 Fault history 102 Fault manager 57 Fault memory 102 103 Faults 102...

Страница 162: ...uced room temperature 56 Reduced room temperature raising 141 Reducing the heat up output 141 Reducing the heat up time 142 Relay test 99 Remote control 144 Removing the front panels 23 Reports 157 Resetting codes 61 72 Room temperature adjustment 55 Rotational direction of mixer motor Changing 125 Checking 125 S Safety chain 123 Scanning operating conditions 94 Scanning operating data 94 Screed d...

Страница 163: ...163 5457 552 GB ...

Страница 164: ...438 009 Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 5457 552 GB Subject to technical modifications Printed on environmentally friendly chlorine free bleached paper ...

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