Viessmann Vitodens 333-F Service Instructions Manual
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Viessmann Vitodens 333-F Service Instructions Manual

Compact gas fired condensing boiler 3.8 to 26 kw natural gas and lpg version
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VIESMANN

Service instructions

for contractors
Vitodens 333-F
Type WS3C
Compact gas fired condensing boiler
3.8 to 26 kW natural gas and LPG version
For applicability, see the last page
VITODENS 333-F
Please keep safe.
5692 682 GB
6/2008

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Summary of Contents for Viessmann Vitodens 333-F

  • Page 1: Service Instructions

    VIESMANN Service instructions for contractors Vitodens 333-F Type WS3C Compact gas fired condensing boiler 3.8 to 26 kW natural gas and LPG version For applicability, see the last page VITODENS 333-F Please keep safe. 5692 682 GB 6/2008...

  • Page 2: Safety Instructions

    Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained & the Code of Practice of relevant trade associations, Danger & all current safety regulations as This symbol warns against the defined by DIN, EN, DVGW, TRGI, risk of injury.
  • Page 3 Instal- charge static loads. ling non-authorised compo- nents and non-approved modifications/conversion can compromise safety and may invalidate our warranty. For replacements, use only ori- ginal spare parts from Viessmann or those which are approved by Viessmann.

  • Page 4: Table Of Contents

    Index Index Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance ........Further details regarding the individual steps ..........Coding Code 1......................46 Code 2......................48 Resetting codes to their delivered condition ..........66 Service scans Service level overview ................67 Temperatures, boiler coding card and brief scans ........
  • Page 5 Index Index (cont.) Keyword index ..................133...

  • Page 6: Commissioning, Inspection, Maintenance Steps - Commissioning, Inspection And Maintenance

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance For further information regarding the individual steps, see the page indicated Commissioning steps Inspection steps Maintenance steps Page • 1. Filling the heating system ..........•...
  • Page 7 Commissioning, inspection, maintenance Steps - commissioning, inspection and . . . (cont.) Commissioning steps Inspection steps Maintenance steps Page • • 21. Checking the neutralising system (if installed) • 22. Testing the anode earth current with an anode tester ..................•...

  • Page 8: Further Details Regarding The Individual Steps

    Commissioning, inspection, maintenance Further details regarding the individual steps Filling the heating system Please note Unsuitable fill water increases the level of deposits and corrosion and may lead to boiler damage. & Thoroughly flush the entire heating system prior to filling it with water. &...
  • Page 9 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 3. Fill the heating system via the boil- 4. If the control unit had already been er fill & drain valve A in the heat- switched ON before filling began: ing return (at the connection set or Switch ON the control unit and acti- on site).

  • Page 10: Venting The Boiler

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Venting the boiler 1. Close the shut-off valves on the heating water side. 2. Connect the drain hose on valve A with a drain. 3. Open valve A and the fill valve in the heating return and vent using mains pressure (flush) until no more air noise can be heard.

  • Page 11: Pivoting Down The Control Unit For Commissioning And Maintenance Work

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 3. Check the system pressure. Pivoting down the control unit for commissioning and main- tenance work 1. Open flap D. 4. Release the side screws and pivot control unit B down with its retain- 2.

  • Page 12: Filling The Siphon With Water

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Filling the siphon with water 1. Remove cap panel A. 5. Fill siphon with water and reassem- ble. 2. Pull retaining clip B off. 6. Pivot control unit with retaining 3.

  • Page 13: Setting The Time And Date (If Required) - Only For Weather-Compensated Control Units

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Setting the time and date (if required) – only for weather- compensated control units Note Date (see step 2) & During commissioning, 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.

  • Page 14: Checking The Gas Type

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 3. c press this button again, 4. b for the required language. "Außentemperatur" (outside 5. d to confirm. temperature) is displayed. Checking the gas type The boiler is equipped with an electronic combustion control unit that adjusts the burner for optimum combustion in accordance with the prevailing gas qual- ity.

  • Page 15: Gas Type Conversion (Only For Operation With Lpg)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Gas type conversion (only for operation with LPG) 1. Set adjusting screw A at the gas train to "2". 2. Switch ON/OFF switch "8" ON. 3. Adjust the gas type in coding address "82"...
  • Page 16 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Ignition Fault F4 Check the ignition module (control voltage 230 V across plugs "X2.1" and "X2.2") Gas train opens Fault F4 Check the gas train (control vol- tage 230 V); check the gas supply pressure Ionisation cur-...

  • Page 17: Checking The Static And Supply Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) For further details regarding faults, see page 75. 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.

  • Page 18: Setting The Maximum Output

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 7. Record the actual value in the ser- 9. Open the gas shut-off valve and vice report on page 129. start up the boiler. Take the action shown in the follow- ing table.

  • Page 19: Checking The Balanced Flue System Tightness (Annular Gap Check)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. K + F press simultaneously: 3. Record the setting for the maxi- A value flashes on the mum output on the additional type display (e.g. "85") and plate supplied with the "technical "A"...
  • Page 20 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) For balanced flue systems tested The flue pipe is deemed to be gas- together with the wall mounted gas tight if the CO concentration in the fired boiler, the requirement for a combustion air is no higher than 0.2 % tightness test during commissioning or the O...

  • Page 21: Removing The Burner And Checking The Burner Gasket (Replace Gasket Every 2 Years)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Removing the burner and checking the burner gasket (replace gasket every 2 years) 1. Switch OFF the main power supply 3. Pull electrical cables from fan motor A, gas valve B, ionisation and the ON/OFF switch at the con- electrode C, ignition unit D and trol unit.

  • Page 22: Checking The Burner Gauze Assembly

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 5. Release four nuts G and remove 6. Check burner gasket H for the burner. damage. Generally replace the burner gas- Please note ket every 2 years. Prevent damage to the wire gauze.

  • Page 23: Checking And Adjusting The Ignition And Ionisation Electrodes

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Insert a new burner gauze assem- bly with a new gasket and secure with three nuts. Note Torque: 4 Nm Checking and adjusting the ignition and ionisation electro- A Ignition electrodes C For 3.8 to 19 kW B Ionisation electrode D For 5.2 to 26 kW...

  • Page 24: Cleaning The Heat Exchanger And Fitting The Burner

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Cleaning the heat exchanger and fitting the burner Please note Scratches on parts that are in contact with flue gas can lead to corrosion. Never use brushes to clean the heat exchanger. 3.

  • Page 25: Checking The Condensate Drain And Cleaning The Siphon

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the condensate drain and cleaning the siphon 1. Check that the condensate can 5. Pull the condensate hose from lute drain freely at the siphon. 2. Pull retaining clip A off. 6.

  • Page 26: Testing The Anode Earth Current With An Anode Tester

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Testing the anode earth current with an anode tester Note We recommend that the magnesium anode function is checked annually. This function test can be carried out without interrupting operation, by measuring the earth current with an anode tester.

  • Page 27: Checking And Replacing The Magnesium Anode (If Required)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Remove loose deposits with a high pressure 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.

  • Page 28: Returning The Primary Cylinder Into Use

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Returning the primary cylinder into use 4. Push earth lead C onto tab D. 1. Reconnect the primary cylinder to the pipework. 5. Fit cover E. 2. Insert new gasket B underneath flange lid A.

  • Page 29: Checking The Diaphragm Expansion Vessel And System Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the diaphragm expansion vessel and system pres- sure Note 3. Top up your heating system with Carry out this test on a cold system. water and vent until the filling pres- sure of a cooled system is 0.1 to 1.

  • Page 30: Checking All Gas Equipment For Tightness At Operating Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking all gas equipment for tightness at operating pres- sure Danger Escaping gas leads to a risk of explosion. Check gas equipment for tight- ness. Locking the control unit into place 1.

  • Page 31: Checking The Combustion Quality

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Close flap D. Checking the combustion quality The electronic combustion control unit automatically ensures an optimum com- bustion quality. Only the combustion values need to be checked during commis- sioning and maintenance.

  • Page 32: Matching The Control Unit To The Heating System

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Weather-compensated control Weather-compensated control unit: unit: K + d press simultaneously: a press: "Relay test" and then "Full load" is shown. "Base load" is shown. 7. Check the CO content. Should the 4.
  • Page 33 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) System version 1 One heating circuit without mixer A1 1 Vitodens 333-F 3 Vitotrol 100 (only for constant 2 Outside temperature sensor (only temperature control units) 4 Heating circuit without mixer A1...
  • Page 34 Further details regarding the individual steps (cont.) System version 2 One heating circuit with mixer M2 and a low loss header 1 Vitodens 333-F 6 Heating circuit pump M2 2 Outside temperature sensor 7 Extension kit for one heating cir-...
  • Page 35 Further details regarding the individual steps (cont.) System version 3 One heating circuit without mixer A1 and one heating circuit with mixer M2 1 Vitodens 333-F 6 Flow temperature sensor M2 2 Outside temperature sensor 7 Heating circuit pump M2...
  • Page 36 (cont.) System version 4 One heating circuit without mixer A1, one heating circuit with mixer M2 and system separation 1 Vitodens 333-F 6 Flow temperature sensor M2 2 Outside temperature sensor 7 Heating circuit pump M2 3 Heating circuit without mixer A1...
  • Page 37 One heating circuit with mixer M1 (with Vitotronic 200-H), one heating cir- cuit with mixer M2 (with extension kit) and low loss header (with/without DHW heating) 1 Vitodens 333-F 9 Flow temperature sensor M2 2 Outside temperature sensor qP Heating circuit pump M2...

  • Page 38: Adjusting The Heating Curves (Only For Weather-Compensated Control Units)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Adjusting the heating curves (only for weather-compensated control units) The heating curves illustrate the rela- The room temperature, again, tionship between the outside tem- depends on the boiler water or the perature and the boiler water or flow flow temperature.
  • Page 39 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Changing the slope and level 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.
  • Page 40 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Adjusting the set room temperature 5. Adjust the set day temperature with Standard room temperature 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...

  • Page 41: Connecting The Control Unit To The Lon System (Only For Weather-Compensated Control Units)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. d 5. E to select heating circuit A1 Call up the set night tem- (heating circuit without perature. mixer) 6. a/b Change the value. 3. a 7. d "2r" flashes. Confirm the value.
  • Page 42 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Boiler control unit Vitotronic 200-H Vitotronic 200-H Vitocom — Control unit trans- Control unit re- Control unit re- mits outside tem- ceives outside tem- ceives outside tem- perature perature perature Set code "97:2"...

  • Page 43: Instructing The System User

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Press the following keys: 4. "Check OK" is displayed during communication between both 1. L + d simultaneously for devices. approx. 2 s. The subscriber check has been initiated. "Check not OK" is displayed if there is no communication 2.
  • Page 44 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Note 3. d The service display will be cleared (for a weather- An acknowledged service message can be redisplayed by pressing d compensated control unit: "Acknowledge: Yes", (approx. 3 s). reconfirm with d).

  • Page 45: Fitting The Front Panels

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Fitting the front panels...

  • Page 46: Coding

    Coding Code 1 Calling up code 1 Note 2. a/b for the required coding & On weather-compensated control address; the address units, codes are displayed as plain flashes. text. 3. d & Codes that are irrelevant due to the to confirm. system equipment level or the set- 4.
  • Page 47 Coding Code 1 (cont.) Coding in the delivered condition Possible change Max. boiler water temp. 06:... Maximum limit of the 06:20 Maximum limit of the boil- boiler water tempera- er water temperature ture, defaulted in °C by 06:127 within the ranges de- the boiler coding card faulted by the boiler Venting/filling...

  • Page 48: Code 2

    Coding Code 1 (cont.) Coding in the delivered condition Possible change Level A1/M2 d4:0 Heating curve level = 0 d4:–13 Heating curve level ad- justable from –13 to 40 (only for weather-com- pensated control units) d4:40 (see page 38) Code 2 Calling up code 2 Note 7.
  • Page 49 Coding Code 2 (cont.) Note Heating systems with one heating circuit without mixer and one heating circuit with mixer: Initially, the possible coding addresses "A0" to "Fb" for the heating circuit with- out mixer A1 are scanned; then the coding addresses for the heating circuit with mixer M2 are scanned.
  • Page 50 Coding Code 2 (cont.) Coding in the delivered condition Possible change 0E:0 System pressure below 0E:1 Max. system pressure maximum value exceeded during opera- tion. Fault message "A4" is displayed as long as the max. system pres- sure is exceeded. After the fault has been removed, reset the cod- ing address manually to...
  • Page 51 Coding Code 2 (cont.) Coding in the delivered condition Possible change 28:0 No burner interval igni- 28:1 Time interval adjustable tion from 1 to 24 h. The burn- 28:24 er is force-started once every 30 s (only when op- erating with LPG). 2E:0 Without external exten- 2E:1...
  • Page 52 Coding Code 2 (cont.) Value Internal circu- Heating circuit Heating circuit Circulation address lation pump pump pump pump for cylin- 32: ... Heating circuit Heating circuit der heating without mixer with mixer Control funct. Control funct. Control funct. Control funct. Control funct.
  • Page 53 Coding Code 2 (cont.) Value Internal circu- Heating circuit Heating circuit Circulation address lation pump pump pump pump for cylin- 34: ... Heating circuit Heating circuit der heating without mixer with mixer Control funct. Control funct. Control funct. Control funct. Control funct.
  • Page 54 65:... Information regarding 65:0 Without diverter valve the type of diverter 65:1 Diverter valve by valve; do not adjust. Viessmann 65:2 Diverter valve by Wilo 65:3 Diverter valve by Grund- 6C:100 Set speed; internal pri- mary pump for DHW heating 100 %. Never adjust.
  • Page 55 Coding Code 2 (cont.) Coding in the delivered condition Possible change General 76:0 Without LON communi- 76:1 With LON communication cation module (only for module (automatic recog- weather-compensated nition) control units) 77:1 LON subscriber number 77:2 LON subscriber number, (only for weather-com- adjustable from 1 to 99: pensated control units) 77:99...
  • Page 56 Coding Code 2 (cont.) Coding in the delivered condition Possible change 81:1 Automatic summer/win- 81:0 Manual summer/winter ter time changeover time changeover 81:2 Use of the radio clock re- ceiver (automatic recog- nition) 81:3 With LON communication module: The control unit receives the time 82:0 Operation with natural...
  • Page 57 Vitotronic 200-H internally (only for weather-compensated control units) 98:1 Viessmann system 98:1 System number adjusta- number (in conjunction ble from 1 to 5 with monitoring several 98:5 systems via...
  • Page 58 Coding Code 2 (cont.) Coding in the delivered condition Possible change A3:2 Outside temperature A3:-9 Heating circuit pump below 1 °C: Heating cir- "ON/OFF" (see the fol- cuit pump "ON" A3:15 lowing table) Outside temperature above 3 °C: Heating cir- cuit pump "OFF"...
  • Page 59 Coding Code 2 (cont.) Coding in the delivered condition Possible change Heating circuit A1/M2 A4:0 With frost protection A4:1 No frost protection; this (only for weather-com- setting is only possible if pensated control units) code "A3: -9" has been selected. Note Observe the note for code "A3"...
  • Page 60 Coding Code 2 (cont.) Coding in the delivered condition Possible change Heating circuit A1/M2 A6:36 Extended economy A6:5 Extended economy con- function disabled (only trol enabled, i.e. the burn- for weather-compen- A6:35 er and heating circuit sated control units) pump will be switched OFF and the mixer closed at a variable value, adjustable be-...
  • Page 61 Coding Code 2 (cont.) Coding in the delivered condition Possible change A9:7 With pump idle time: A9:0 Without pump idle time Heating circuit pump A9:1 With pump idle time; ad- "OFF" if the set value justable from 1 to 15 changes through a A9:15 change in operating...
  • Page 62 Coding Code 2 (cont.) Parameter ad- With heating circuit pump logic function: dress b5:... Heating circuit pump "OFF" Heating circuit pump "ON" > RT + 5 K < RT + 4 K actual actual > RT + 4 K < RT + 3 K actual actual...
  • Page 63 Coding Code 2 (cont.) Coding in the delivered condition Possible change E1:1 With remote control: E1:0 Set day temperature ad- The set day tempera- justable from 3 to 23 °C ture is adjustable at the E1:2 Set day temperature ad- remote control unit from justable from 17 to 37 °C 10 to 30 °C (only for...
  • Page 64 Coding Code 2 (cont.) Coding in the delivered condition Possible change E9:45 Speed of the variable E9:0 Speed adjustable from 0 speed heating circuit to 100 % of the maximum pump: 45 % of the maxi- E9:100 speed during operation mum speed in reduced with reduced room tem- temperature mode (only...
  • Page 65 Coding Code 2 (cont.) Coding in the delivered condition Possible change F7:25 In "Standby mode", the F7:0 In "Standby mode", the internal circulation internal circulation pump pump is permanently is permanently OFF ON (only for constant F7:1 In "Standby mode", the temperature control internal circulation pump units)

  • Page 66: Resetting Codes To Their Delivered Condition

    Coding Code 2 (cont.) Coding in the delivered condition Possible change Fb:30 Duration for raising the Fb:0 Duration adjustable from set boiler water tem- 0 to 300 min; 1 step ≙ 2 min perature or the set flow Fb:150 temperature (see cod- ing address "FA") 60 min.

  • Page 67: Service Scans

    Service scans Service level overview Function Key combination Exit Page Press K and G for ap- Press d Temperatures, boiler cod- ing card, brief scans prox. 2 s simultaneously Press K and d for ap- Press d Relay test prox. 2 s simultaneously Press K and F for ap- Press d Max.

  • Page 68: Temperatures, Boiler Coding Card And Brief Scans

    Service scans Service level overview (cont.) Function Key combination Exit Page Press L and G simulta- – Resetting codes to their delivered condition neously for approx. 2 s; then e Temperatures, boiler coding card and brief scans Constant temperature control unit Constant temperature control unit 2.
  • Page 69 Service scans Temperatures, boiler coding card and brief scans (cont.) Brief scan Display screen Set cylinder temperature Max. output in % Boiler coding card (hexadecimal) Version Version Equipment Burner control unit Variable Software speed version pump variable 0 w/o speed pump 1 Wilo 0: no vari- 2 Grundfos...
  • Page 70 Service scans Temperatures, boiler coding card and brief scans (cont.) Display screen Explanation Mixed flow temp. set Low loss header Mixed flow temp. actual Low loss header Boiler coding card Brief scan 1 to 8 Brief Display screen scan Software version Equipment version Burner control unit Control unit...

  • Page 71: Checking Outputs (Relay Test)

    Service scans Temperatures, boiler coding card and brief scans (cont.) Brief Display screen scan Boiler Heating circuit A1 Heating circuit M2 (without mixer) (with mixer) Remote Software Remote Software control version control version 0 w/o Remote 0 w/o Remote 1 Vitotr- control 1 Vitotrol control...
  • Page 72 Service scans Checking outputs (relay test) (cont.) Display screen Explanation Diverter valve set to heating mode Diverter valve in central position (filling/draining) Diverter valve set to DHW mode Output sK internal extension Heating circuit pump A1 External extension H1 Central fault message External extension H1 Weather-compensated control unit 2.

  • Page 73: Scanning Operating Conditions And Sensors

    Service scans Scanning operating conditions and sensors Constant temperature control unit 2. a/b for the required operating Press the following keys: condition. 1. c press. 3. d Scanning is completed. The following operating conditions can be scanned, subject to the actual system equipment level: Display screen Explanation...

  • Page 74: Scanning Operating Conditions And Sensors

    Service scans Scanning operating conditions and sensors (cont.) Display screen Explanation Standard Set value room temperature, ... °C Room temperature, ... °C Actual value Ext. set room temp, ... °C For external hook-up DHW temperature, ... °C Actual DHW temperature Mixed flow temp., ...

  • Page 75: Troubleshooting

    Troubleshooting Fault display Fault display layout A Fault display C Fault number B Fault symbol D Fault code The red fault indicator flashes for A fault in the burner control unit every fault. causes the display to show "E". Constant temperature control unit In case of faults, the fault code and fault symbol flashes on the program- ming unit display...
  • Page 76 Troubleshooting Fault display (cont.) & Remote control & Fault participant Checking and acknowledging faults Note If an acknowledged fault is not removed, the fault message will be re- displayed: & With a constant temperature control unit after 24 h & With a weather-compensated con- trol unit at 7:00 h the next day Constant temperature control unit...

  • Page 77: Fault Codes

    Troubleshooting Fault display (cont.) Calling up fault codes from the fault memory (fault history) The 10 most recent faults are saved Press the following keys: and may be scanned. 1. G + d simultaneously for The faults are ordered by date, thus the most recent fault is fault number 1.
  • Page 78 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Regulates System flow Check the low without flow temperature loss header sen- temperature sensor lead sor (see page 89) sensor (low broken loss header) Burner Boiler water Check the boiler...
  • Page 79 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display No DHW heat- Outlet tem- Check sensors perature (see page 89) sensor lead broken Emergency System Top up with water mode with in- pressure too sufficient sys- tem pressure,...
  • Page 80 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display The burner op- Internal cir- Check the circula- erates at its culation tion pump lower output if pump a heating cir- blocked cuit with mixer is connected.
  • Page 81 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Control mode Communica- Check connec- tion fault – without remote tions, cable, cod- control Vitotrol re- ing address "A0" mote control, and remote con- heating cir- trol DIP switches cuit A1...
  • Page 82 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Control mode, Communica- Check setting of tion fault – max. pump coding address speed external vari- "E5" able speed heating cir- cuit pump, heating circuit A1 Control mode...
  • Page 83 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Control mode Room tem- Check the room without room perature temperature sen- influence sensor, heat- sor, heating cir- ing circuit A1 cuit A1 and the lead broken remote control DIP switch set-...
  • Page 84 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Burner in a The ionisa- Check the ionisa- fault state tion current tion electrode and lies outside cable. the permissi- Press "E ble range RESET".
  • Page 85 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Burner in a The tem- Check the heating fault state perature lim- system fill level. iter has Check the circula- responded. tion pump. Vent the system.
  • Page 86 Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Burner in a The fuel Check the gas fault state valve closes train. Check both too late. control paths. Press "E RESET". Burner in a Fan speed Check the fan, fault state...

  • Page 87: Repairs

    Troubleshooting Fault codes (cont.) Fault Const. weath.- System char- Cause Measures code comp. acteristics on the display Burner Boiler coding Press "E blocked or in a card or main RESET". Replace fault state PCB faulty boiler coding card or control unit if the fault persists Burner Internal fault...
  • Page 88 Troubleshooting Repairs (cont.) 2. Test the resistance of the outside 3. Where actual values strongly devi- temperature sensor across term- ate from the curve values, discon- inals "X3.1" and "X3.2" on the dis- nect the wires at the sensor and connected plug and compare it with repeat test immediately at the sen- the curve.
  • Page 89 Troubleshooting Repairs (cont.) Checking the boiler temperature sensor, cylinder tempera- ture sensor or flow temperature sensor for the low loss header...
  • Page 90 Troubleshooting Repairs (cont.) & Boiler water temperature sen- Pull the leads from boiler water temperature sensor A and check the resistance. & Cylinder temperature sensor Pull plug % from the cable har- ness at the control unit and check the resistance. &...
  • Page 91 Troubleshooting Repairs (cont.) Checking the outlet temperature sensor 1. Pull the leads from outlet tempera- ture sensor A. 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).
  • Page 92 Troubleshooting Repairs (cont.) 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.
  • Page 93 Troubleshooting Repairs (cont.) Checking the plate-type heat exchanger Drain the boiler on its heating water 1. Shut off and drain the boiler on its and DHW side. heating water and DHW side. During removal, small amounts of water may trickle out and escape from 2.
  • Page 94 Troubleshooting Repairs (cont.) 1. Pull the leads from temperature limiter A. 2. Check the continuity of the tem- perature limiter with a multimeter. 3. Remove the faulty temperature lim- iter. 4. Coat the replacement temperature limiter with heat conducting paste and install it.
  • Page 95 Troubleshooting Repairs (cont.) Checking the fuse 3. Remove cover A. 1. Switch OFF the power. 2. Release the side closures and 4. Check fuse F1 (see connection and pivot the control unit down. wiring diagram). Extension kit for heating circuit with mixer Checking the rotational direction of the mixer motor 1.
  • Page 96 Troubleshooting Repairs (cont.) Then standard control mode 2. Note the rotational direction of the resumes. mixer motor during its self-test. Then set the mixer manually to "Open" again. Note The flow temperature sensor must now capture a higher temperature. If the temperature drops, either the motor is turning in the wrong direc- tion or the mixer set is incorrectly fitted.
  • Page 97 Troubleshooting Repairs (cont.) 2. Change over the rotational direc- tion switch: Switch position I for central heating return from the left (delivered con- dition). 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 cable.
  • Page 98 Troubleshooting Repairs (cont.) Calling up coding addresses 4. Select the required coding address with a or b (see the following 1. Press L and G simultaneously table) and change the value. for approx. 2 s; confirm with d. 5. To exit, set the value of coding address 11≠...
  • Page 99 Troubleshooting Repairs (cont.) Coding in the delivered condition Possible change 85:0 Standard mode 85:1 Manual calibration of the combustion control unit. The red fault indicator also flashes during cali- bration. The process has terminated when the red indicator no longer flashes (after approx.

  • Page 100: Function Description

    Function description Constant temperature control unit Control and display elements A Pressure gauge D ON indicator (green) B Fault indicator (red) E Reset button C Optolink interface F User interface G ON/OFF switch only in conjunction with the diag- nostic adaptor (accessory) and Vitosoft (accessory) Keys at the user interface: Set boiler water tempera-...
  • Page 101 Function description Constant temperature control unit (cont.) Heating the DHW primary cylinder from cold The heating circuit pump is switched The primary cylinder is heated up to ON and the three-way diverter valve the set DHW temperature. Heating will be changed over, if the cylinder stops when the set temperatures have temperature sensor captures a tem- been reached at the cylinder tempera-...

  • Page 102: Weather-Compensated Control Unit

    Function description Weather-compensated control unit Control and display elements A Pressure gauge D ON indicator (green) B Fault indicator (red) E Reset button C Optolink interface F User interface G Rotary selector for standard room only in conjunction with the diag- nostic adaptor (accessory) and temperature H ON/OFF switch...
  • Page 103 Function description Weather-compensated control unit (cont.) The electronic temperature limiter inside the burner control unit limits the boiler water temperature to 82 °C. Heating the DHW primary cylinder from cold The heating circuit pump is switched The primary cylinder is heated up to ON and the three-way diverter valve the set DHW temperature.

  • Page 104: Internal Extensions For External Connections

    Function description Weather-compensated control unit (cont.) The cylinder primary pump and the three-way diverter valve remain ON for a further 30 s. Internal extensions for external connections Internal extension H1 The internal extension H1 is inte- An external safety valve can be con- nected to gD.
  • Page 105 Function description Internal extensions for external connections (cont.) Internal extension H2 (accessories) The internal extension H2 is inte- An external extractor interlock can be connected to aBJ. grated into the control unit casing instead of the internal extension H1. The cylinder primary pump is con- nected to relay output sK.

  • Page 106: External Extensions For External Connections (Accessories)

    Function description External extensions for external connections (accessories) External extension H1 The external extension is connected & External blocking to the boiler control unit via the KM (terminals 2 - 3) BUS. The following functions can be & External demand controlled or processed simulta- (terminals 1 - 2) neously via the extension:...

  • Page 107: External Extension H

    Function description External extensions for external connections . . . (cont.) External extension H2 The external extension is connected & External blocking to the boiler control unit via the KM (terminals 2 - 3) BUS. The following functions can be &...

  • Page 108: Control Functions

    Function description Control functions External heating program changeover The "External heating program chan- geover" function is connected via external extension input "aVD". You can select which heating circuits the heating program changeover affects in coding address "91": Heating program changeover Coding No changeover 91:0...
  • Page 109 Function description Control functions (cont.) External blocking The "External blocking" function is In coding address "32" you can select connected via external extension the influence the "Ext. blocking" sig- input "aVD". nal should have on the connected cir- culation pumps. External demand The "External demand"...
  • Page 110 Function description Control functions (cont.) Filling with the control unit switched ON If the system is to be filled with the The burner shuts down if this function control unit switched ON, the diverter is enabled via coding address "2F". valve will be moved to its central posi- The program is automatically disabled tion via code "2F:2"...
  • Page 111 Function description Control functions (cont.) Temperature 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"...
  • Page 112 Function description Control functions (cont.) Temperature profile 6: Code "F1:6" Temperature profile 7: Code "F1:15" Raising the reduced room temperature During operation with reduced room The outside temperature limits for the temperature, the reduced set room start and end of the temperature rais- temperature can be automatically ing can be adjusted via coding raised subject to the outside tempera-...
  • Page 113 Function description Control functions (cont.) Example using the settings in the delivered condition A Heating curve for operation with B Heating curve for operation with standard room temperature reduced room temperature Reducing the heat-up time During the transition from operation The value and duration of the addi- with reduced room temperature to tional increase of the set boiler water...

  • Page 114: Remote Control Dip Switches

    Function description Control functions (cont.) Example using the settings in the delivered condition A Start of operation with standard C Set boiler water or flow tempera- room temperature ture in accordance with coding B Set boiler water or flow tempera- address "FA": ture in accordance with the 50 °C + 20 % = 60 °C...

  • Page 115: Electronic Combustion Control Unit

    Function description Remote control DIP switches (cont.) Remote control DIP switch setting The remote control 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".
  • Page 116 Function description Electronic combustion control unit (cont.) Air factor λ – CO content Air factor λ content content content content (%) for natur- (%) for natur- (%) for LPG P al gas E al gas LL 1.24 10.9 1.27 10.6 1.30 10.3 1.34...

  • Page 117: Designs

    Designs Connection and wiring diagram – internal connections § Main PCB Boiler water temperature sen- X... Electrical interfaces Outlet temperature sensor...
  • Page 118 Designs Connection and wiring diagram – internal . . . (cont.) Ionisation electrode Ignition unit a-Ö Flue gas temperature sensor Fan motor dÖ a-ÖA Fan motor control Stepper motor for diverter valve Water pressure sensor a:Ö Thermocouple Modulation coil...

  • Page 119: Connection And Wiring Diagram - External Connections

    Designs Connection and wiring diagram – external connections Main PCB Power supply unit...
  • Page 120 Designs Connection and wiring diagram – external . . . (cont.) Optolink Cylinder temperature sensor Burner control unit (plug on the cable harness) sÖ Programming unit Internal circulation pump Coding card Gas solenoid valve fÖ Connection adaptor Power supply LON communication module Power supply accessories and Internal extension H1 Vitotrol 100...

  • Page 121: Parts Lists

    Parts lists Parts lists Spare parts information 034 Set of plug connector retainers Quote the part and serial no. (see 035 Safety spring type plate) and the item number of the 036 Plate-type heat exchanger required part (as per this parts list). 037 Plate-type heat exchanger gas- Obtain standard parts from your local ket set...

  • Page 122: Type Plate

    Parts lists Parts lists (cont.) 123 PCB adaptor, LON module 055 Ionisation electrode with gasket (accessories) 353 Magnesium anode Ø = 26 × 280/ 125 Fuse holder 126 Internal extension H1 150 Water pressure sensor Parts not shown 151 Outside temperature sensor 038 Special grease 152 Cylinder temperature sensor 039 Heat conducting paste...
  • Page 123 Parts lists Parts lists (cont.)
  • Page 124 Parts lists Parts lists (cont.)
  • Page 125 Parts lists Parts lists (cont.)
  • Page 126 Parts lists Parts lists (cont.)
  • Page 127 Parts lists Parts lists (cont.)
  • Page 128 Parts lists Parts lists (cont.)

  • Page 129: Commissioning/Service Reports

    Commissioning/service reports Commissioning/service reports Setting and test va- Set value Commis- Service lues sioning Date: Static pressure mbar max. 57.5 mbar Supply pressure (flow pressure) = for natural gas E mbar 17.4-25 mbar = for natural gas LL mbar 17.4-25 mbar = for LPG mbar 42.5-57.5 mbar...

  • Page 130: Specification

    Specification Specification Rated voltage 230 V Electronic tempera- Rated frequency 50 Hz ture limiter setting 82 °C Rated current Temperature limiter Protection class setting 100 °C (fixed) Protection IP X 4 D to Line fuse (mains) max. 16 A– EN 60529 Power consumption 160 W Permissible ambient temperature &...

  • Page 131: Certificates

    Certificates Declaration of conformity Declaration of conformity for the Vitodens 333-F We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm as sole responsible body that the product Vitodens 333-F complies with the following standards: DIN 4702-6 EN 50 165 DIN 4753...

  • Page 132: Manufacturer's Certificate According To The 1St Bimschv [Germany]

    Certificates Manufacturer's certificate according to the 1st BImSchV [Germany] We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm that the pro- duct Vitodens 333-F complies with the NO limits specified by the 1st BImSchV paragraph 7 (2) [Germany]. Allendorf, 12.01.07 Viessmann Werke GmbH&Co KG...

  • Page 133: Keyword Index

    Keyword index Keyword index Acknowledging a fault display Electronic combustion controller ..Anode checking Extension kit for heating circuit with ......Anode replacement mixer .
  • Page 134 Keyword index Keyword index (cont.) Ignition Safety chain .........
  • Page 135 Keyword index Keyword index (cont.)
  • Page 136 3.8 to 13 kW 7246 897 ... 3.8 to 19 kW 7246 898 ... 5.2 to 26 kW 7246 899 ... Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB...

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