Viessmann VITODENS 333-F WS3A Service Instructions Manual Download

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VIESMANN

Service instructions

for contractors

Vitodens 333-F
Type WS3A

Compact gas fired condensing boiler
6.6 to 26 kW natural gas and LPG version

For applicability, see the last page

VITODENS 333-F

5692 731 GB

4/2007

Please keep safe.

Summary of Contents for VITODENS 333-F WS3A

Page 1: ... instructions for contractors Vitodens 333 F Type WS3A Compact gas fired condensing boiler 6 6 to 26 kW natural gas and LPG version For applicability see the last page VITODENS 333 F 5692 731 GB 4 2007 Please keep safe ...

Page 2: ...l legal instructions regarding the prevention of accidents all legal instructions regarding environmental 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 If you smell gas Danger Escaping gas can lead to explosions which may result in serious injury Never smoke Prevent naked fla...

Page 3: ... loads Repair work Please note Repairing components which fulfil a safety function can com promise 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 been tested together with the heating system can compromise its function Instal ling non authori...

Page 4: ...ubleshooting Fault display 71 Fault codes 73 Repairs 82 Function description Constant temperature control unit 91 Weather compensated control unit 93 Extensions for external connections 95 Control functions 99 Remote control DIP switches 105 Designs Connection and wiring diagram internal connections 107 Connection and wiring diagram external connections 109 Parts lists 111 Commissioning service re...

Page 5: ...ompensated control units 10 09 Pivoting down the control unit for commissioning and maintenance work 11 10 Checking the gas type 11 11 Gas type conversion 12 12 Function sequence and possible faults 13 13 Checking the static and supply pressure 14 14 Setting the maximum output 16 15 Checking the balanced flue system soundness annular gap check 17 16 Removing the burner and checking the burner gask...

Page 6: ...e tightness of electrical connections 29 Checking all gas equipment for soundness at operating pressure 25 30 Flue gas emissions test 25 31 Checking the ionisation current 27 32 Checking the external LPG safety valve if installed 33 Matching the control unit to the heating system 28 34 Adjusting the heating curves only for weather compensated control units 33 35 Connecting the control unit to the ...

Page 7: ...ing return on the connection set or on site Minimum system pressure 0 8 bar Note If the control unit has not been switched ON prior to filling the sys tem then the servomotor of the diverter valve will still be in its cen tral position and the system will be completely filled 4 If the control unit was already switched ON before filling began Switch ON the control unit and acti vate the filling pro...

Page 8: ...e heating water side Venting the heating system 1 Close the gas shut off valve and switch ON the control unit 2 Activate the venting program via code 2F 1 Note To call up coding level 1 and for setting the coding address see page 41 For function and sequence of the venting program see page 100 Whilst the venting program is run ning the display shows EL Vitotronic 100 or Entlüftung venting Vitotron...

Page 9: ...or after a prolonged time out of use it may be necessary to reset the time and date if the time flashes in the dis play During commissioning these terms appear in German delivered condi tion Time see step 1 Date see step 2 Press the following keys 1 a b for the current time 2 d to confirm Datum date is displayed 3 a b for the current date 4 d to confirm Further details regarding the individual ste...

Page 10: ...ing circuit see step 1 Outside temperature see step 3 Press the following keys 1 c Heizkreis wählen select heating circuit is displayed 2 d to confirm wait approx 4 s 3 c press this button again Außentemperatur outside temperature is displayed 4 b for the required language 5 d to confirm Further details regarding the individual steps cont 10 Commissioning inspection maintenance 5692 731 GB ...

Page 11: ...elease side closures C and pivot control unit D forward 4 Release the side screws and pivot control unit D down with its retain ing frame E Checking the gas type Note In the delivered condition the Vitodens 333 F is set up for natural gas E Further details regarding the individual steps cont 11 Commissioning inspection maintenance 5692 731 GB ...

Page 12: ...ee page 41 4 Record the gas type in the service report on page 118 Wobbe index ranges Gas type Wobbe index range kWh m3 MJ m3 Delivered condition Natural gas E 12 0 to 16 1 43 2 to 58 0 After conversion Natural gas LL 10 0 to 13 1 36 0 to 47 2 LPG P 20 3 to 21 3 72 9 to 76 8 Gas type conversion Gas restrictor installation instructions Gas restrictor allocation Rated output kW 26 Internal 7 gas res...

Page 13: ...es sure sensor en ables start 0 75 V across terminals X8 5 and X8 6 No After approx 51 s fault E6 F5 Check fan cables and plug in con nectors check fan Yes Ignition No Fault F4 Check ignition module control voltage 230 V across plugs X2 1 and X2 2 Yes Gas train opens No Fault F4 Check the gas train control vol tage 230 V check the gas supply pressure Further details regarding the individual steps ...

Page 14: ...ion check the gas flow pressure For further details regarding faults see page 71 Checking the static and supply pressure Danger CO build up as a result of an incorrect burner setup can have serious health implications Carry out a CO test prior to and after work on gas equipment Operation with LPG Flush the LPG tank twice during commissioning replacement Thoroughly vent the tank and gas supply line...

Page 15: ...upply flow pressure Set value Natural gas 20 mbar LPG 37 50 mbar Note Use suitable test equipment with a resolution of at least 0 1 mbar to measure the supply pressure 7 Record the actual value in the ser vice report on page 118 Take the action shown in the follow ing table 8 Shut down the boiler close the gas shut off valve remove the pressure gauge and close test port A with the screw 9 Open the...

Page 16: ... Note You can limit the maximum output for heating operation The limit is set via the modulation range 1 Start the boiler 2 K F press simultaneously 100 flashes equals 100 of rated output and A is displayed On weather compen sated control units the display additionally shows Max heating output a b press for the required value in of rated output as max output d to confirm 3 Record the setting for t...

Page 17: ...e sound ness test during the commissioning of your system For this it would be suf ficient to check the CO2 or O2 concen tration in the combustion air at the annular gap of the balanced flue pipe The flue pipe is deemed to be sound if the CO2 concentration in the combus tion air is no higher than 0 2 or the O2 concentration is at least 20 6 If actual CO2 values are higher or O2 values are lower th...

Page 18: ...essure sensor A gas valve B ionisation electrode C earth tab D fan motor E and ignition unit F 4 Undo the fixing screws of gas con nection flange G 5 Release four nuts H and remove the burner Please note Prevent damage to the wire gauze Never rest the burner on the gauze assembly 6 Check burner gasket K for damage Generally replace the burner gas ket every 2 years Further details regarding the ind...

Page 19: ...A 2 Release six Torx screws B and remove burner gauze assembly C 3 Remove old burner gauze assem bly gasket D 4 Insert a new burner gauze assem bly with a new gasket and secure with six Torx screws Note Torque 3 5 Nm Further details regarding the individual steps cont 19 Commissioning inspection maintenance 5692 731 GB ...

Page 20: ...th a small brush not with a wire brush or emery paper Please note Do not damage the wire gauze 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 gaskets Tighten the elec trode fixing screws with 2 Nm Further details regarding the individual steps cont 20 Commissioning inspection maintenance 5692 731 GB ...

Page 21: ...atings and surface discolouration yellow brown with slightly acidic chloride free cleaning agents based on phos phoric acid e g Antox 75 E Thoroughly flush with water Note Fauch 600 and Antox 75 E are sup plied by Hebro Chemie GmbH Rostocker Straße 40 D 41199 Mönchengladbach 3 Install the burner and torque nuts diagonally with 4 Nm 4 Secure the gas supply pipe with a new gasket 5 Check the gas con...

Page 22: ...unction is checked annually This function test can be carried out without interrupting operation by measuring the earth current with an anode tester 1 Remove cover A 2 Pull earth lead B from tab C 3 Connect the tester up to 5 mA in series 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 cu...

Page 23: ...ure cleaner Please note When cleaning the inside only use plastic cleaning utensils 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 DHW cylinder after cleaning Checking and replacing the magnesium anode if required Check the magnesium anode If it is discove...

Page 24: ...diaphragm expansion vessel and system pres sure Note Carry out this test on a cold system 1 Drain the system or close the cap valve on the diaphragm expansion vessel and reduce the pressure until the pressure gauge indicates 0 2 If the inlet pressure of the dia phragm expansion vessel is lower than the static system pressure top up with nitrogen until the inlet pressure is raised by 0 1 to 0 2 bar...

Page 25: ... The Matrix burner of the Vitodens 333 F is preset respectively for the entire gas category The burner requires no modification or readjustment Subject to the Wobbe index the CO2 content fluctuates between 6 6 to 10 0 for natural gas E 7 0 to 10 0 for natural gas LL 8 5 to 10 5 for LPG P Compare the actual CO2 value with the above CO2 value ranges for the indivi dual gas groups check the gas group...

Page 26: ...asures listed on page 25 5 Record the actual value on page 118 of commissioning service report 6 Select the upper output Constant temperature control unit K d press simultaneously 1 is shown a press 2 is shown Weather compensated control unit K d press simultaneously Relay test is shown a press Full load is shown 7 Check the CO2 content If the value lies outside the above range take the measures l...

Page 27: ...it K d press simultaneously Relay test and then Base load is shown a press Full load is shown 3 Ionisation current when the flame is first established min 4 µA Steps in case the ionisation current is 4 µA Check the electrode gap Check the control unit power sup ply 4 Press d Operation with the upper output is terminated 5 Record the actual value in the ser vice report Further details regarding the...

Page 28: ...automatically For the selection of an appropriate design see the following diagrams For coding steps see page 41 System version 1 One heating circuit without mixer A1 Outside temperature sensor only for weather compensated control units or AlH Vitotrol 100 only for constant temperature control units Required coding Operation with LPG 1E 1 Further details regarding the individual steps cont 28 Comm...

Page 29: ...ng circuit pump A High limit thermostat under floor heating B Extension kit for a heating cir cuit with mixer C Low loss header Required coding Operation with LPG 1E 1 System with only one heating circuit with mixer and DHW heating 00 4 Further details regarding the individual steps cont 29 Commissioning inspection maintenance 5692 731 GB ...

Page 30: ...High limit thermostat under floor heating B Extension kit for a heating cir cuit with mixer Note The volume flow of the heating circuit without mixer must be at least 30 greater than the volume flow of the heating circuit with mixer Required coding Operation with LPG 1E 1 Further details regarding the individual steps cont 30 Commissioning inspection maintenance 5692 731 GB ...

Page 31: ...sor M2 Flow temperature sensor sÖ M2 Heating circuit pump A High limit thermostat under floor heating B Extension kit for a heating cir cuit with mixer C Heat exchanger for system separation Required coding Operation with LPG 1E 1 Further details regarding the individual steps cont 31 Commissioning inspection maintenance 5692 731 GB ...

Page 32: ... with mixer M2 sÖ M1 Heating circuit pump Heating circuit with mixer M1 sÖ M2 Heating circuit pump Heating circuit with mixer M2 A Vitotronic 200 H B Extension kit for a heating cir cuit with mixer M2 C High limit thermostat under floor heating D Low loss header Required coding Operation with LPG 1E 1 System with only one heating circuit with mixer and DHW heating 00 4 Further details regarding th...

Page 33: ...e the higher the boiler water or flow temperature The room temperature again depends on the boiler water or the flow temperature Settings in the delivered condition Slope 1 4 Level 0 A Heating curve slope for underfloor heating systems B Heating curve slope for low tem perature heating systems according to the Energy Savings Order Germany Further details regarding the individual steps cont 33 Comm...

Page 34: ...set of the heating curve 1 Slope Change with coding address d3 in code 1 Setting range 2 to 35 equals slope 0 2 to 3 5 2 Level Change with coding address d4 in code 1 Setting range 13 to 40 K Further details regarding the individual steps cont 34 Commissioning inspection maintenance 5692 731 GB ...

Page 35: ...with rotary selector ts The value will be automatically accepted after approx 2 s Accordingly the heating curve is adjusted along set room tempera ture axis C which results in modi fied start stop characteristics of the heating circuit pumps if heating cir cuit pump logic function is active Reduced room temperature Example 2 Adjustment of reduced room temperature from 5 C to 14 C A Boiler water te...

Page 36: ...d further functions via code 2 see the following table Note In the same LON system the same number cannot be allocated twice Only one Vitotronic may be programmed as fault manager Boiler control unit Vitotronic 200 H Vitotronic 200 H Vitocom Subscriber no 1 Code 77 1 Subscriber no 10 Code 77 10 Subscriber no 11 Set code 77 11 Subscriber no 99 Control unit is fault manager Code 79 1 Control unit is...

Page 37: ...s the following keys 1 L d simultaneously for approx 2 s Subscriber check initiated see page 37 2 e The subscriber list is updated after approx 2 min The subscriber check is completed Carrying out a subscriber check Communication with the system devices connected to the fault manager is tested with a subscriber check Precondition The control unit must be pro grammed as fault manager code 79 1 The ...

Page 38: ...ust hand the operating instructions to the system user and instruct him her in the operation of the system Scanning and resetting the Service display The red fault indicator flashes when the limits set via coding address 21 and 23 have been reached The programming unit display flashes On a constant temperature control unit The defaulted hours run or the defaulted interval with clock symbol u sub j...

Page 39: ...to 24 0 The red fault indicator extin guishes Note A new maintenance message will be displayed 7 days later if coding address 24 is not reset 2 Reset the burner operating hours burner starts and consumption if required Press the following keys c Scanning is active see page 68 a b for the selected value e the selected value will be set to 0 a b for further scans d Scanning is completed Further deta...

Page 40: ...ls 1 Push panel A to the right and down then tighten both screws 2 Fit front panel B at the bottom and tighten screw C 3 Fit front panel D at the top Further details regarding the individual steps cont 40 Commissioning inspection maintenance 5692 731 GB ...

Page 41: ...ultaneously for approx 2 s 2 a b for the required coding address the address flashes 3 d to confirm 4 a b for the selected value 5 d to confirm the display briefly shows accepted weather compensated control unit the address flashes again 6 a b for the selection of further addresses 7 K L press simultaneously for approx 1 s code 1 is ter minated Overview Coding Coding in the delivered condition Pos...

Page 42: ... 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 Summer econ A1 M2 A5 5 With heating circuit pump logic function only for weather com pensated control units A5 0 Without heating circuit pump logic function Min flow temp A1 M2 C5 20 Electronic minimum flow temperature limit 20 C only...

Page 43: ...m equipment level or the set ting of other codes will not be dis played Press the following keys 1 L G simultaneously for approx 2 s 2 d to confirm 3 a b for the required coding address the address flashes 4 d to confirm the value flashes 5 a b for the selected value 6 d to confirm the display briefly shows accepted for weather compensated control units the address flashes again 7 a b for the sele...

Page 44: ...er M2 are scanned Coding Coding Coding in the delivered condition Possible change System design 00 2 System version 1 1 heating circuit without mixer A1 with DHW heating 00 4 System version 2 5 1 heating circuit with mixer M2 with DHW heating 00 6 System version 3 4 1 heating circuit without mixer A1 and 1 heating circuit with mixer M2 with DHW heating Boiler burner 06 Maximum limit of the boiler ...

Page 45: ...ecognised 28 0 No burner interval igni tion 28 1 The burner will be force started for 30 s after 5 h 2E 0 Without external exten sion 2E 1 With external extension automatic recognition 2F 0 Venting program filling program disabled 2F 1 Venting program enabled 2F 2 Filling program enabled 30 1 Internal circulation pump variable speed automatic adjustment 30 0 Internal circulation pump without varia...

Page 46: ...ol funct Control funct 13 OFF OFF Control funct OFF 14 OFF OFF OFF Control funct 15 OFF OFF OFF OFF Coding in the delivered condition Possible change Boiler burner 34 0 Influence of the signal External demand on the circulation pumps All pumps in control function 34 1 to 34 23 Influence of the signal External demand on the circulation pumps see the following table Coding Internal circu lation pump...

Page 47: ... OFF OFF OFF OFF 16 ON Control funct Control funct Control funct 17 ON Control funct Control funct OFF 18 ON Control funct OFF Control funct 19 ON Control funct OFF OFF 20 ON OFF Control funct Control funct 21 ON OFF Control funct OFF 22 ON OFF OFF Control funct 23 ON OFF OFF OFF Coding in the delivered condition Possible change Boiler burner 52 0 Without flow tempera ture sensor for low loss head...

Page 48: ... for constant temperature control units 63 1 Auxiliary function for DHW heating 1 x daily 63 2 to 63 14 Every 2 days to every 14 days 63 15 2 x daily 65 Information regarding the type of diverter valve do not adjust 65 0 Without diverter valve 65 1 Diverter valve by Viessmann 65 2 Diverter valve by Wilo 65 3 Diverter valve by Grund fos 67 40 With the Vitosolic Third set DHW tem perature 40 C 67 0 ...

Page 49: ... weather compensated control units 72 1 OFF during DHW heat ing to the second set value 72 2 ON during DHW heat ing to the second set value 73 0 DHW circulation pump ON in accordance with the DHW time pro gram only for weather compensated control units 73 1 to 73 6 During the time program 1x h ON for 5 min up to 6x h ON for 5 min 73 7 Permanently ON General 76 0 Without LON communi cation module o...

Page 50: ... least 5 s 80 0 Immediate fault message 80 2 to 80 199 The minimum fault dura tion before a fault mes sage is issued is adjustable from 10 s to 995 s 1 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 re ceiver automatic recog nition 81 3 Accept time via LON 88 0 Temperature displayed in C Celsius 88 1 Temperature displaye...

Page 51: ...com munication interface automatic recognition 97 0 The outside tempera ture of the sensor con nected to the control unit is utilised internally only for weather com pensated control units 97 1 The outside temperature is accepted by the LON BUS 97 2 The outside temperature of the sensor connected to the control unit will be utilised internally and is transmitted via the LON BUS to any connected Vi...

Page 52: ...C 0 No monitoring 9C 5 to 9C 60 The time is adjustable from 5 to 60 min 9F 8 Differential temperature 8 K only in conjunction with the mixer circuit only for weather com pensated control units 9F 0 to 9F 40 Differential temperature adjustable from 0 to 40 K Heating circuit A1 M2 A0 0 Without remote control only for weather com pensated control units A0 1 With Vitotrol 200 auto matic recognition A0...

Page 53: ...side the thermal envelope of the building being damaged by frost The standby mode in particu lar should be taken into con sideration e g during holidays A3 9 to A3 15 Heating circuit pump ON OFF see the fol lowing table Parameter Heating circuit pump Address A3 ON OFF 9 10 C 8 C 8 9 C 7 C 7 8 C 6 C 6 7 C 5 C 5 6 C 4 C 4 5 C 3 C 3 4 C 2 C 2 3 C 1 C 1 2 C 0 C 0 1 C 1 C 1 0 C 2 C 2 to 1 C to 3 C 15 1...

Page 54: ...it pump OFF when the outside tem perature AT is 1 K higher than set room temperature RTset AT RTset 1 K only for weather compen sated control units A5 0 Without heating circuit pump logic function A5 1 to A5 15 With heating circuit pump logic function Heating circuit pump OFF see the following table Parameter address A5 With heating circuit pump logic function Heating circuit pump OFF 1 AT RTset 5...

Page 55: ...ime con stant that takes the cooling down of an aver age building into consid eration A7 0 Without mixer economy function only for weath er compensated control units A7 1 With mixer economy function extended heat ing circuit pump logic Heating circuit pump also OFF If a mixer has been closed for longer than 20 min Heating circuit pump ON If the mixer changes to control mode If there is a risk of f...

Page 56: ...re hook up b0 2 Heating mode with room temperature hook up Reduced mode weather compensated b0 3 Heating mode reduced mode with room tem perature hook up b2 8 With remote control unit and for the heating cir cuit heating with room temperature hook up must be encoded Room influence factor 8 only for weather com pensated control units change the coding only for the heating circuit with mixer M2 b2 0...

Page 57: ... limit adjustable from 1 to 127 C C6 74 Electronic maximum flow temperature limit 74 C only for weather compensated control units C6 10 to C6 127 Maximum limit adjustable from 10 to 127 C d3 14 Heating curve slope 1 4 only for weather compensated control units d3 2 to d3 35 Heating curve slope ad justable from 0 2 to 3 5 see page 33 d4 0 Heating curve level 0 only for weather com pensated control ...

Page 58: ...d heating cir cuit pump only for weather compensated control units E5 1 With external variable speed heating circuit pump automatic recogni tion E6 100 Maximum speed of the external variable speed heating circuit pump 100 of the speed in standard mode only for weather compensated control units E6 0 to E6 100 Maximum speed adjusta ble from 0 to 100 E7 30 Minimum speed of the external variable speed...

Page 59: ...n on time of the inter nal circulation pump ad justable from 1 to 20 min F6 25 In the DHW only oper ating mode the internal circulation pump is per manently ON only for constant temperature control units F6 0 In the DHW only operat ing mode the internal cir culation pump is permanently OFF F6 1 to F6 24 In the DHW only operat ing mode the internal cir culation pump will be started 1 to 24 times pe...

Page 60: ...to F9 60 Temperature limit adjus table from 10 to 60 C FA 20 Raising the set boiler water temperature or the set flow temperature when changing from op eration with reduced room temperature to op eration with standard room temperature by 20 See example on page 104 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 b...

Page 61: ... The report to be provided by the heating contractor must contain the follow ing heat up details Heat up data with respective flow tem peratures Max flow temperature achieved Operating condition and outside tempera ture during handover The function continues after power failure or after the control unit has been switched OFF Heating program Heat ing and DHW will be started after the screed drying ...

Page 62: ...he following keys 1 L G simultaneously for approx 2 s 2 e Standard setting Yes appears 3 d to confirm or 4 a b to select Standard set ting No Resetting codes to their delivered condition 62 Coding 5692 731 GB ...

Page 63: ...ult history G and d approx 2 s si multaneously Press d 73 Subscriber check in con junction with LON sys tem L and d approx 2 s si multaneously L and d simulta neously 37 Emissions test function S Weather compensated control unit F and E approx 2 s si multaneously Constant temperature con trol unit O and F approx 2 s si multaneously F and E or O and F simulta neously for approx 1 s alternatively au...

Page 64: ...mp actual DHW temp set DHW temp actual DHW outlet temp actual DHW outlet temp set Only for combi boilers Only for combi boilers Flow temp set Flow temp actual Heating circuit with mixer Heating circuit with mixer Mixed flow temp set Mixed flow temp actual Low loss header Low loss header Boiler coding card Brief scan 1 to 8 Display screen Brief scan 1 Software version Control unit Equipment version...

Page 65: ...ils in Boiler Heating circuit A1 without mixer Heating circuit with mixer M2 7 0 0 Remote control 0 w o 1 Vitotr ol 200 2 Vitotr ol 300 Software version Remote control 0 no re mote control Remote control 0 w o 1 Vitotr ol 200 2 Vitotr ol 300 Software version Remote control 0 no re mote con trol Internal circulation pump Heating circuit pump to connection ex tension 8 Variable speed pump 0 w o 1 Wi...

Page 66: ...n Solar con trol unit 0 no solar control unit Software version Burner control unit Software version External extension 0 no exter nal exten sion 0 E 0 no ex ternal de mand 1 external demand 0 no exter nal block ing 1 external blocking External 0 10 V hook up Display in 0 no external hook up 3 0 0 Set boiler water temperature A 0 0 Highest demand temperature 4 0 Burner control unit type Equipment t...

Page 67: ...urner modulation base load Full load Burner modulation full load Intern pump On Int output 20 Htg system valve Diverter valve set to heating mode Valve in middle pos Diverter valve in central position filling draining DHW valve Diverter valve set to DHW mode Htg cir pump M2 On Mixer extension Mix valve open Mixer extension Mix valve closed Mixer extension Intern output On Output sK internal extens...

Page 68: ...al extension H1 12 Cylinder primary pump External extension H1 14 Central fault message External extension H1 Scanning operating conditions and sensors Weather compensated control unit Press the following keys 1 c Select heating circuit is displayed 2 d to confirm wait approx 4 s 3 c press again 4 a b for the required operating condition 5 d Scanning is completed The following operating conditions...

Page 69: ...utput 28 if an internal extension is installed Htg circ pump OFF ON If an external extension or extension kit for one heating circuit with mixer is installed DHW pump OFF ON If an external extension is installed Recirc pump OFF ON If an external extension is installed Centr fault ind OFF ON If an external extension is installed Mix valve OPEN CLOSE If an extension kit for one heating circuit with ...

Page 70: ...cylinder temperature if a cylinder temperature sensor is installed 5 45 C F Solar actual DHW temperature 6 70 C F Actual collector temperature P Burner hours run after a service reset with e to 0 263572 h PPP Burner starts after a service reset with e to 0 030529 PPPPP Solar circuit pump hours run 001417 h PPPPPP Solar energy in kWh 002850 Scanning operating conditions and sensors cont 70 Service ...

Page 71: ...temperature control unit In case of a fault the fault code and fault symbol is displayed at the pro gramming unit Weather compensated control unit The display flashes Fault if a fault message is issued Plain text fault displays Burner module Outdoor sensor Supply sensor Boiler sensor Com supply sens DHW sensor Flue gas sensor DHW outlet sensor Room sensor Fault display 71 Troubleshooting 5692 731 ...

Page 72: ...rther fault codes 2 d All fault messages are acknowledged simulta neously the fault display will be deleted and the red fault indicator continues to flash Weather compensated control unit Press the following keys 1 c for the current fault 2 a b for further fault messages 3 d All fault messages are acknowledged simulta neously the fault display will be deleted and the red fault indicator continues ...

Page 73: ... System char acteristics Cause Measures 0F X X Control mode Service Service the equip ment After the service set code 24 0 10 X X Regulates as if the outside temperature was 0 C Outside tem perature sensor shorted out Check the outside temperature sen sor see page 82 18 X X Regulates as if the outside temperature was 0 C Outside tem perature sensor lead broken Check the outside temperature sen sor...

Page 74: ...ead broken Check the boiler water tempera ture sensor see page 83 40 X Mixer closes Heating cir cuit with mixer M2 flow tem perature sensor shorted out Check flow tem perature sensor 48 X Mixer closes Heating cir cuit with mixer M2 flow tem perature sensor lead broken Check flow tem perature sensor 50 X X No DHW heat ing Cylinder temperature sensor shorted out Check sensors see page 83 51 X X No D...

Page 75: ...linder temperature sensor shorted out connects to the Vitosolic at S3 Check the sensor at the Vitosolic 94 X X Control mode Temperature sensor shorted out connects to the Vitosolic at S2 Check the sensor at the Vitosolic 9A X X Control mode Collector temperature sensor lead broken con nects to the Vitosolic at S1 Check the sensor at the Vitosolic 9b X X Control mode Cylinder temperature sensor lea...

Page 76: ...n Faulty pro gramming unit Replace program ming unit b0 X X Burner blocked Flue gas temperature sensor shorted out Check the flue gas temperature sensor b1 X X Control mode as per the de livered condi tion Communica tion error program ming unit Check connec tions and replace the programming unit if required b4 X X Regulates as if the outside temperature was 0 C Internal fault Replace the con trol ...

Page 77: ...e mote control heating cir cuit A1 Check connec tions cable lead and coding ad dress A0 bd X Control mode without remote control Communica tion fault Vitotrol re mote control heating cir cuit M2 Check connec tions cable lead and coding ad dress A0 bE X Control mode Vitotrol re mote control incorrectly programmed Check remote control DIP switch setting see page 105 bF X Control mode Incorrect LON c...

Page 78: ... set tings in the pump wiring chamber Switch 1 OFF switch 2 ON C7 X X Control mode max pump speed Communica tion fault ex ternal vari able speed heating cir cuit pump heating circuit A1 Check coding ad dress E5 set tings check the DIP switch set tings in the pump wiring chamber Switch 1 ON Switch 2 OFF Cd X X Control mode Communica tion fault Vitocom 100 KM BUS Check connec tions Vitocom 100 and c...

Page 79: ...cuit A1 lead broken Check the room temperature sen sor heating cir cuit A1 and the remote control DIP switch set tings see page 105 dE X Control mode without room influence Room tem perature sensor heat ing circuit with mixer M2 lead bro ken Check the room temperature sen sor heating cir cuit with mixer M2 and the remote control DIP switch settings see page 105 E4 X X Burner blocked Fault supply v...

Page 80: ...es leads vent the system press E F3 X X Burner in a fault state Flame signal is already present at burner start Check the ionisa tion electrode and interconnecting lead press E F4 X X Burner in a fault state No flame sig nal Check the ionisa tion electrode ignition ignition module intercon necting cables leads gas pres sure gas train and the ionisation current press E F7 X X Burner blocked Differe...

Page 81: ...ck the ignition electrodes and connecting cables leads check for any strong interfer ence EMC field near the equip ment press E Replace the con trol unit if the fault persists FE X X Burner blocked or in a fault state Strong inter ference EMC field nearby or faulty main PCB Start the equip ment again Re place the control unit if the equip ment will not re start FF X X Burner blocked or in a fault ...

Page 82: ...erature sensor across term inals X3 1 and X3 2 on the dis connected plug and compare it with the curve 3 Where actual values strongly devi ate from the curve values discon nect the wires at the sensor and repeat test immediately at the sen sor 4 Subject to result replace the lead or the outside temperature sensor Repairs 82 Troubleshooting 5692 731 GB ...

Page 83: ...Checking boiler temperature sensor cylinder temperature sensor or the flow temperature sensor for a low loss header A Boiler water temperature sensor Repairs cont 83 Troubleshooting 5692 731 GB ...

Page 84: ...istance across terminals X3 4 and X3 5 2 Check the sensor resistance and compare the actual values with the curve 3 Replace the sensor in case of severe deviation Danger The boiler water tempera ture sensor is immersed in the heating water risk of scalding Drain the boiler before replacing the sensor Checking the outlet temperature sensor 1 Pull the leads from outlet tempera ture sensor A 2 Check ...

Page 85: ...ature sensor The flue gas temperature sensor locks out the boiler when the permissible flue gas temperature is exceeded Reset the interlock after the flue gas system has cooled down by pressing the reset button E 1 Pull the leads from flue gas tem perature sensor A 2 Check the sensor resistance and compare it with the curve 3 Replace the sensor in case of severe deviation Repairs cont 85 Troublesh...

Page 86: ...e siphon 4 Release compression fittings A screws B and pull out plate type heat exchanger C 5 Check the connections on the heat ing water and DHW side for con tamination and scaling if required replace the plate type heat exchan ger 6 Lubricate the new gaskets seals Install in reverse order with new gaskets Checking the temperature limiter Check the temperature limiter if the burner control unit c...

Page 87: ...ng paste and install it 5 After commissioning press reset button E at the control unit Checking and replacing the differential pressure sensor In the event of fault messages that concern the differential pressure sen sor check the following Seat of differential pressure meter A Plug in electrical connection If the fault persists replace the differ ential pressure sensor Repairs cont 87 Troubleshoo...

Page 88: ... and wiring diagram Extension kit for heating circuit with mixer Checking the rotational direction of the mixer motor 1 Switch ON OFF switch A at the extension kit first OFF and then ON again The device will carry out the following self test Mixer Close 150 s Pump ON 10 s Mixer Open 10 s Mixer Close 10 s Repairs cont 88 Troubleshooting 5692 731 GB ...

Page 89: ...r the mixer set is incorrectly fitted Mixer installation instruc tions Changing the rotational direction of the mixer motor if required Danger An electric shock can be life threatening Before opening the equipment switch OFF the ON OFF switch and mains voltage for example at the fuse or the main isolator A ON OFF switch B Rotational direction switch 1 Remove the lower and upper hous ing cover of t...

Page 90: ...ion Switch position II for central heat ing return from the right Checking the Vitotronic 200 H accessories The Vitotronic 200 H is connected to the control unit via the LON connecting cable To test the connection implement a subscriber check at the boiler control unit see page 37 Repairs cont 90 Troubleshooting 5692 731 GB ...

Page 91: ...ter tem perature will be maintained when a demand is being raised by the room thermostat and the heating program is set to DHW and central heating G The boiler water temperature will be maintained at the default frost protec tion temperature when there is no demand The boiler water temperature will be limited To 74 C by the control thermostat inside the burner control unit To 82 C by the electroni...

Page 92: ...or a further 30 s Boosting when DHW is drawn off When DHW is drawn off cold water enters at the bottom of the cylinder The heating circuit pump is switched ON and the three way diverter valve is activated if the cylinder tempera ture sensor recognises a temperature lower than the set temperature The DHW primary pump is switched on if the boiler water temperature set DHW temperature The burner is s...

Page 93: ...DHW M Party mode N Economy mode b a Setting values d Confirmation c Information e Standard settings Reset Heating mode The control unit determines a set boil er water temperature subject to out side temperature or room temperature if a room temperature dependent remote control is connected and to the slope level of the heating curve The determined set boiler water tem perature is transferred to th...

Page 94: ...o the set DHW temperature Heating stops when the set temperature has been reached at the cylinder temperature sensor and at the outlet temperature sensor After heating the cylinder primary pump and the three way diverter valve remain ON for a further 30 s Boosting when DHW is drawn off When DHW is drawn off cold water enters at the bottom of the cylinder The heating circuit pump is switched ON and...

Page 95: ...rimary pump and the three way diverter valve remain ON for a further 30 s Extensions for external connections Internal extension H1 The internal extension H1 is inte grated into the control unit casing The cylinder primary pump is con nected to relay output sK An external safety valve can be con nected to gD Weather compensated control unit cont 95 Function description 5692 731 GB ...

Page 96: ...te grated into the control unit casing instead of the internal extension H1 The cylinder primary pump is con nected to relay output sK An external extractor interlock can be connected to aBJ Extensions for external connections cont 96 Function description 5692 731 GB ...

Page 97: ...rimary pump sK DHW circulation pump only for weather compensated opera tion fÖ Power supply gÖ Central fault message aVD External blocking terminals 2 3 External demand terminals 1 2 External heating program changeover terminals 1 2 only for weather compen sated operation The allocation of the function External heating program changeover is set via coding address 91 aVF External set value 0 to 10 ...

Page 98: ... DHW circulation pump only for weather compensated opera tion fÖ Power supply aVD External blocking terminals 2 3 External demand terminals 1 2 External heating program changeover terminals 1 2 only for weather compen sated operation The allocation of the function External heating program changeover is set via coding address 91 aVG KM BUS Extensions for external connections cont 98 Function descri...

Page 99: ...ng program changes over in cod ing address D5 Heating program changeover Coding Changeover towards Permanently reduced or Perma nent standby mode subject to the selected set value d5 0 Changeover towards Constant heating mode d5 1 The duration of the heating program changeover can be adjusted in coding address F2 Heating program changeover Coding No heating program changeover F2 0 Duration of the ...

Page 100: ...tely switched ON and OFF for 30 s respec tively over a period of 20 min For a certain period the diverter valve is alternately set towards heating and DHW heating The burner is switched OFF during the venting program The venting program is activated via code 2F 1 The program is automati cally disabled after 20 min and cod ing address 2F is set to 0 Filling program In the delivered condition the di...

Page 101: ...tched ON and the flow temperature will be held at the selected profile After completion 30 days the mixer circuit will again be regulated automatically via the set parameters Observe EN 1264 The report to be provided by the heating contractor must contain the following heat up details Heat up data with respective flow temperatures Max flow temperature achieved Operating condition and outside tempe...

Page 102: ...e profile 2 ZV parquet and flooring technology code F1 2 Temperature profile 3 Code F1 3 Temperature profile 4 Code F1 4 Temperature profile 5 Code F1 5 Control functions cont 102 Function description 5692 731 GB ...

Page 103: ... be automatically raised subject to the outside tempera ture The temperature is raised in accordance with the selected heating curve but no higher than the set stan dard room temperature The outside temperature limits for the start and end of the temperature rais ing can be adjusted via coding addresses F8 and F9 Control functions cont 103 Function description 5692 731 GB ...

Page 104: ...duced room temperature to operation with standard room tem perature the boiler water or flow tem perature 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 addi tional increase of the set boiler water temperature or flow temperature can be adjusted in coding addresses FA and Fb Control func...

Page 105: ...heating curve C Set boiler water or flow tempera ture in accordance with coding address FA 50 C 20 60 C D Duration of operation with raised set boiler water or flow tempera ture in accordance with coding address Fb 60 min Remote control DIP switches The DIP switches are located on the PCB in the top part of the casing Control functions cont 105 Function description 5692 731 GB ...

Page 106: ...ol affects the heating circuit without mixer A1 The remote control affects the heating circuit with mixer M2 When connecting a separate room temperature sensor set DIP switch 3 to ON Remote control DIP switches cont 106 Function description 5692 731 GB ...

Page 107: ...rfaces Boiler water temperature sen sor Outlet temperature sensor Cylinder primary temperature sensor aA Ionisation electrode aG Flue gas temperature sensor Connection and wiring diagram internal connections 107 Designs 5692 731 GB ...

Page 108: ...dÖ Stepper motor for diverter valve fJ Thermocouple gF Ignition unit a ÖA Fan motor aNF Differential pressure sensor Connection and wiring diagram internal cont 108 Designs 5692 731 GB ...

Page 109: ...A1 Main PCB A2 Power supply unit Connection and wiring diagram external connections 109 Designs 5692 731 GB ...

Page 110: ...button X Electrical interfaces Outside temperature sensor Flow temperature sensor low loss header Cylinder primary temperature sensor sÖ Internal circulation pump sK Primary pump dG Gas solenoid valve fÖ Power supply lH Power supply accessories and Vitotrol 100 a Ö Fan motor aYA Gas pressure limiter aVG KM BUS Connection and wiring diagram external cont 110 Designs 5692 731 GB ...

Page 111: ...ear stepper motor 030 Non return valve 031 Ball valve R with handle 033 Flat seal set 034 Set of plug connector retainers 035 Safety spring 036 Plate type heat exchanger 037 Plate type heat exchanger gas ket set 040 Grommets set 051 Burner with items 050 052 to 064 052 Ignition unit 055 Burner gauze assembly 056 Radial fan 057 Differential pressure sensor 058 Gas train 059 Conversion kit for natur...

Page 112: ...53 Magnesium anode Ø 26 280 250 Parts not shown 032 Gasket set plug in connector 038 Special grease 039 Heat conducting paste 062 Burner maintenance set 063 Set of small burner parts 115 Adaptor ionisation current test cable 116 Cable harness X8 X9 117 Cable harness 100 35 54 aux iliary earth 118 Stepper motor connecting cable 119 Cable harness ionisation KM BUS internal 120 Internal ionisation le...

Page 113: ...Parts lists cont 113 Parts lists 5692 731 GB ...

Page 114: ...Parts lists cont 114 Parts lists 5692 731 GB ...

Page 115: ...Parts lists cont 115 Parts lists 5692 731 GB ...

Page 116: ...Parts lists cont 116 Parts lists 5692 731 GB ...

Page 117: ...Parts lists cont 117 Parts lists 5692 731 GB ...

Page 118: ...r 17 4 25 mbar for LPG mbar 42 5 57 5 mbar Tick gas type Carbon dioxide con tent CO2 at lower rated output vol at upper rated output vol Oxygen content O2 at lower rated output vol at upper rated output vol Carbon monoxide content CO at lower rated output ppm at upper rated output ppm Ionisation current µA min 4 µA Commissioning service reports 118 Commissioning service reports 5692 731 GB ...

Page 119: ...to 24 7 Connection values 1 In relation to the max load with Natural gas E m3 h 2 65 Natural gas LL m3 h 3 08 LPG m3 h 1 94 Product ID CE 0085 BO 0338 Product characteristics to EnEV Germany Rated output range kW 6 6 to 26 Efficiency µ at 100 of rated output 96 3 30 of rated output 107 4 Standby loss qB 70 2 0 7 Power consumption 2 at 100 of rated output W 207 30 of rated output W 69 Specification...

Page 120: ...signated with _ 0085 90 396 EEC 97 23 EC 89 336 EEC 2006 95 EC 92 42 EEC This product meets the requirements of the Efficiency Directive 92 42 EEC for condensing boilers The product characteristics that are determined as system values for the Vitodens 333 F as part of EC type testing according to the Efficiency Direc tive see specification table can be used for the energy assessment of heating and...

Page 121: ... pro duct Vitodens 333 F complies with the NOx limits specified by the 1st BImSchV paragraph 7 2 Germany Allendorf 2 April 2007 Viessmann Werke GmbH Co KG pp Manfred Sommer Manufacturer s certificate according to the 1st BImSchV Germany 121 Certificates 5692 731 GB ...

Page 122: ...livered condition 62 Diaphragm expansion vessel 7 Differential pressure sensor checking 87 Display elements 91 93 E Extension kit for heating circuit with mixer 88 Extension external H1 97 external H2 98 internal 95 96 External blocking 100 External demand 100 F Fault codes 73 Fault display layout 71 Fault history 73 Fault manager 36 Fault memory 73 Faults 71 Filling function 100 Filling the syste...

Page 123: ...ced room temperature 35 Reduced room temperature raising 103 Reducing the heat up output 103 Reducing the heat up time 104 Relay test 67 Remote control 105 Reports 118 Resetting codes 62 Room temperature adjustment 35 Rotational direction of mixer motor changing 89 checking 88 S Safety chain 86 Scanning 64 Scanning operating conditions 68 Scanning sensors 68 Screed drying 101 Screed drying functio...

Page 124: ...ype WS3A 6 6 to 26 kW from serial no 7246 172 Printed on environmentally friendly chlorine free bleached paper 5692 731 GB Subject to technical modifications Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 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 ...

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Viessmann VITODENS 333-F WS3A, Service Instructions Manual

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