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Viessmann VITODENS 200-W Service Instructions Manual

Type wb2b, 45 and 60 kw wall mounted gas fired condensing boiler natural gas and lpg version
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Download this manual See also: Technician Manual, Instruction and Service Manual
VIESMANN
Service instructions
for contractors
Vitodens 200-W
Type WB2B, 45 and 60 kW
Wall mounted gas fired condensing boiler
Natural gas and LPG version
For applicability, see the last page
VITODENS 200-W
Please keep safe.
5692 683 GB
6 /2007

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Summary of Contents for Viessmann VITODENS 200-W

  • Page 1 VIESMANN Service instructions for contractors Vitodens 200-W Type WB2B, 45 and 60 kW Wall mounted gas fired condensing boiler Natural gas and LPG version For applicability, see the last page VITODENS 200-W Please keep safe. 5692 683 GB 6 /2007...

  • 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......................37 Code 2......................40 Resetting codes to their delivered condition ..........60 Service scans Service level overview ................61 Temperatures, boiler coding card and brief scans ........

  • Page 5: Commissioning, Inspection, 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 ..........2.
  • Page 6 Commissioning, inspection, maintenance Steps - commissioning, inspection and . . . (cont.) Commissioning steps Inspection steps Maintenance steps Page 20. Checking the neutralising system (if installed) 21. Checking the diaphragm expansion vessel and system pressure ..............22.

  • Page 7: Further Details Regarding The Individual Steps

    Viessmann Vitoset pricelist): Vitodens 200-W to 45 kW: 3.0 mol/m Vitodens 200-W from 60 kW and multi-boiler systems: 2.0 mol/m An antifreeze additive suitable for heating systems can be mixed with the fill water. The antifreeze manufacturer must verify its suitability.

  • Page 8: 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 at the boiler fill & drain valve B (on the connec- tion set, accessories or on-site). 3.

  • Page 9: Filling The Siphon With Water

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Filling the siphon with water 1. Remove retaining clip A and pull out insert B. 2. Fill siphon C with water and reas- semble. Note Install the supply hose the correct way round.

  • Page 10: Selecting The Language (If Required) Only For Weather-Compensated Control Units

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Selecting the language (if required) only for weather-com- pensated control units Note Press the following keys: When the unit is first taken into opera- tion the display is in German (default 1.

  • Page 11: Gas Type Conversion (Only For Operation With Lpg)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Wobbe index ranges Gas type Wobbe index range kWh/m MJ/m Delivered condition Natural gas E 12.0 to 16.1 43.2 to 58.0 Natural gas LL 10.0 to 13.1 36.0 to 47.2 After conversion LPG P 20.3 to 21.3...
  • Page 12 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Fan starts after approx. 51 s Check the fan, fan fault F9 connecting cables, power at the fan and fan control Ignition Fault F4 Check the ignition module (control voltage 230 V across plugs "X2.1"...

  • Page 13: Checking The Static And Supply Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Automatic cali- Fault Eb Check the con- bration of the necting cable and combustion con- the ionisation trol unit electrode, check the flue gas system (flue gas recirculation) For further details regarding faults, see page 71.
  • Page 14 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Close the gas shut-off valve. 2. Release screw A inside test con- nector "PE" on the gas train, but do not remove it; then connect the pressure gauge. 3. Open the gas shut-off valve. 4.

  • Page 15: Setting The Maximum Output

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Danger Gas escaping from the test nipple leads to a risk of explosions. Check for soundness. Open the gas shut-off valve, start the boiler and check for soundness at test connector A. Supply (flow) Supply (flow) Measures...

  • Page 16: Checking The Balanced Flue System For Soundness (Annular Gap Check)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Note The output can also be limited for DHW heating. For this, change coding address "6F" in code 2. Checking the balanced flue system for soundness (annular gap check) A Combustion air port For balanced flue systems tested The flue pipe is deemed to be sound if together with the wall mounted gas...

  • Page 17: 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)
  • Page 18 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Switch OFF the main power supply 5. Pull cables from fan motor C, gas at the control unit and the ON/OFF train D, ignition unit E, earth tab switch. F and ionisation electrode G.

  • Page 19: Checking The Burner Gauze Assembly & Replacing, If Required

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the burner gauze assembly & replacing, if required 1. Remove electrodes A. 5. Insert a new burner gauze assem- bly with a new gasket and secure 2. Undo three retaining clips B at with four Torx screws.

  • Page 20: Checking And Adjusting The Ignition And Ionisation Electrodes

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking and adjusting the ignition and ionisation electro- A Ignition electrodes B Ionisation electrode 1. Check the electrodes for wear and 3. Check the electrode gaps. If the contamination. gaps are not as specified or the electrodes are damaged, replace 2.
  • Page 21 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. If required, clean heating surfaces A with a brush or flush with water. Apply a solvent and potassium-free cleaning agent if residues remain: Remove soot deposits with alka- line cleaning agents with addi- tional surfactants (e.g.

  • Page 22: 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. Remove retaining clip A and pull out insert B. 2. Clean siphon C and check that the condensate can freely drain off. 3.

  • Page 23: Flue Gas Emissions Test

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Flue gas emissions test 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. For this, check the CO or O content.

  • Page 24: Matching The Control Unit To The Heating System

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Check the CO content. Should the Weather-compensated control actual value deviate from the unit: above ranges by more than 1 %, press: implement steps from page 23. "Full load" is shown. 5.
  • Page 25 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) System version 1 One heating circuit without mixer A1 (with/without DHW heating) 1 Vitodens 200-W 3 Heating circuit pump 2 Outside temperature sensor (only 4 Cylinder primary pump for weather-compensated control...
  • Page 26 Further details regarding the individual steps (cont.) System version 2 One heating circuit with mixer M2 with system separation (with/without DHW heating) 1 Vitodens 200-W 8 Flow temperature sensor M2 2 Outside temperature sensor 9 Heating circuit pump M2 3 Cylinder primary pump...
  • Page 27 System version 3 One heating circuit without mixer A1 and one heating circuit with mixer M2, with low loss header (with/without DHW heating) 1 Vitodens 200-W qP Temperature limiter for limiting the 2 Outside temperature sensor max. temp. of underfloor heating...
  • Page 28 (cont.) System version 4 Three or more heating circuits with mixer and low loss header (with/with- out DHW heating) 1 Vitodens 200-W qR Extension kit for one heating cir- 2 Outside temperature sensor cuit with mixer M2 3 Boiler circuit pump...
  • Page 29 (cont.) System version 5 Multi-boiler system with several heating circuits with mixer and low loss header (with/without DHW heating) 1 Vitodens 200-W qW Heating circuit with mixer M3 2 Vitotronic 300-K qE Temperature limiter for limiting the 3 Outside temperature sensor max.

  • Page 30: Adjusting The Heating Curves (Only For Weather-Compensated Control Units)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Note Codes for multi-boiler system, see Vitotronic 300-K installation and ser- vice instructions 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...
  • Page 31 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 32 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 33: 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 to select heating circuit A1 5. E Call up the set night tem- (heating circuit without perature. mixer) 6. a/b Change the value. 3. a "2r" flashes. 7. d Confirm the value.
  • Page 34 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" Set code "97:1"...

  • Page 35: 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 36 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 3. d The service display will be Note cleared (for a weather- An acknowledged service message compensated control unit: can be redisplayed by pressing d "Acknowledge: Yes", (approx. 3 s). reconfirm with d).

  • Page 37: 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. Codes that are irrelevant due to the 3. d to confirm. system equipment level or the set- ting of other codes will not be dis- 4.
  • Page 38 Coding Code 1 (cont.) Overview Coding Coding in the delivered condition Possible change System design 00 :1 System version 1: 00 :2 System version 1: 1 heating circuit without 1 heating circuit without mixer A1, without DHW mixer A1, with DHW heat- heating 00 :3 System version 2, 4, 5:...
  • Page 39 Coding Code 1 (cont.) Coding in the delivered condition Possible change Subscriber no. 77:1 LON subscriber number 77:2 LON subscriber number, adjustable from 1 to 99: 77:99 1 - 4 = Boiler 5 = Cascade 10 - ... = Vitotronic 200-H 99 = Vitocom Note Allocate each number...

  • Page 40: Code 2

    Coding Code 1 (cont.) Coding in the delivered condition Possible change Slope A1/M2 d3:14 Heating curve slope = d3:2 Heating curve slope ad- 1.4 (only for weather- justable from 0.2 to 3.5 compensated control d3:35 (see page 30) units) Level A1/M2 d4:0 Heating curve level = 0 d4: 13...
  • Page 41 Coding Code 2 (cont.) Function area Coding addresses System design Boiler/burner 06 to 54 56 to 73 General 76 to 9F Heating circuit A1 (heating circuit without A0 to Fb mixer) Heating circuit with mixer M2 A0 to Fb Note Heating systems with one heating circuit without mixer and one heating circuit with mixer: Initially, the possible coding addresses "A0"...
  • Page 42 Coding Code 2 (cont.) Coding in the delivered condition Possible change 01:1 Single boiler system 01:2 Multi-boiler system with (only for constant tem- Vitotronic 300-K perature control units) Boiler/burner 06:... Maximum limit of the 06:20 Maximum limit of the boil- boiler water tempera- er water temperature ture, defaulted by the...
  • Page 43 Coding Code 2 (cont.) Coding in the delivered condition Possible change 21:0 No maintenance inter- 21:1 The number of hours run val (operating hours) before the burner should selected 21:9999 be serviced is adjustable from 1 to 9999 h 23:0 No time interval for 23:1 Interval adjustable from 1...
  • Page 44 Coding Code 2 (cont.) Note Generally, the burner will be blocked when signal "External blocking" is enabled. Value Circulation Heating circuit Heating circuit Cylinder pri- address pump in the pump pump mary pump 32: ... heating circuit Heating circuit Heating circuit connection without mixer with mixer...
  • Page 45 Coding Code 2 (cont.) Value Circulation Heating cir- Heating cir- Cylinder primary pump address pump in cuit pump cuit pump 34: ... the heating Heating cir- Heating cir- circuit cuit without cuit with connection mixer mixer Control Control Control funct. Control funct. funct.
  • Page 46 Coding Code 2 (cont.) Value Circulation Heating cir- Heating cir- Cylinder primary pump address pump in cuit pump cuit pump 34: ... the heating Heating cir- Heating cir- circuit cuit without cuit with connection mixer mixer Control funct. Control funct. Control funct.
  • Page 47 Coding Code 2 (cont.) Coding in the delivered condition Possible change 56:0 Set DHW temperature 56:1 Set DHW temperature adjustable from 10 to adjustable from 10 to 60 °C above 60 °C Note Maximum value subject to boiler coding card. Observe the max.
  • Page 48 Coding Code 2 (cont.) Coding in the delivered condition Possible change 67:40 With the Vitosolic: 67:0 Without third set DHW Third set DHW tem- temperature perature = 40 °C 67:1 Third set DHW tempera- ture adjustable from 1 to 67:60 60 °C (subject to the set- ting of coding address "56")
  • Page 49 Coding Code 2 (cont.) Coding in the delivered condition Possible change 79:1 With LON communica- 79:0 Control unit is not fault tion module: Control manager unit is fault manager (only for weather-com- pensated control units) 7b:1 With LON communica- 7b:0 Do not transmit time tion module: The control unit transmits the time...
  • Page 50 Control unit transmits sensor connected to the outside temperature control unit is utilised 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 51 Coding Code 2 (cont.) Coding in the delivered condition Possible change 9C:20 Monitoring LON sub- 9C:0 No monitoring scribers 9C:5 Time adjustable from 5 to When there is no re- 60 min sponse from a subscri- 9C:60 ber, values defaulted by the control unit are used after 20 min and a fault message is issued...
  • Page 52 Coding Code 2 (cont.) 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. during holidays.
  • Page 53 Coding Code 2 (cont.) Coding in the delivered condition Possible change A5:5 With heating circuit A5:0 Without heating circuit pump logic function pump logic function (economy circuit): Heat- A5:1 With heating circuit pump ing circuit pump "OFF" logic function: Heating if the outside tempera- A5:15 circuit pump "OFF", if...
  • Page 54 Coding Code 2 (cont.) Coding in the delivered condition Possible change Boiler circuit, mixer circuit A6:36 Extended economy A6:5 Extended economy mode function disabled (only is enabled, i.e. the burner for weather-compen- A6:35 and heating circuit pump sated control units) are switched OFF and the mixer will be closed at a variable value that is...
  • Page 55 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 56 Coding Code 2 (cont.) Parameter ad- With heating circuit pump logic function: Heating cir- dress b5:... cuit pump OFF, if enabled RT > RT + 5 K; disabled RT < RT + 4 K actual actual enabled RT > RT + 4 K;...
  • Page 57 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 58 Coding Code 2 (cont.) Coding in the delivered condition Possible change E9:45 Speed of the external E9:0 Speed adjustable from 0 variable speed heating to 100 % of the maximum circuit pump 45 % of the E9:100 speed during operation max.
  • Page 59 Coding Code 2 (cont.) Coding in the delivered condition Possible change F6:25 In the "DHW only" oper- F6:0 In the "DHW only" operat- ating mode, the circula- ing mode, the circulation tion pump in the heating pump in the heating cir- circuit connection set is cuit connection set is per- permanently ON (only...

  • Page 60: Resetting Codes To Their Delivered Condition

    Coding Code 2 (cont.) Coding in the delivered condition Possible change FA:20 Raising the set boiler FA:0 Temperature rise adjusta- water temperature or ble from 0 to 50 % the set flow temperature FA:50 when changing from op- eration with reduced room temperature to op- eration with standard room temperature, by...

  • Page 61: Service Scans

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

  • Page 62: Temperatures, Boiler Coding Card And Brief Scans

    Service scans Service level overview (cont.) Function Key combination Exit Page Resetting codes to their Press L and G simulta- delivered condition neously for approx. 2 s; then e Temperatures, boiler coding card and brief scans Weather-compensated control unit Press the following keys: 2.
  • Page 63 Service scans Temperatures, boiler coding card and brief . . . (cont.) Brief Display screen scan System designs 01 Number Maximum demand temperature to 06 of KM Display in accor- dance with the sys- subscri- tem equipment level bers Software Software Software Software...
  • Page 64 Service scans Temperatures, boiler coding card and brief . . . (cont.) Brief Display screen scan Circulation pump Heating circuit pump to connection ex- in the heating cir- tension cuit connection set Variable Software Variable Software Variable Software version speed version speed version...

  • Page 65: Checking Outputs (Relay Test)

    Service scans Temperatures, boiler coding card and brief . . . (cont.) Brief scan Display screen 0: no ex- 0: no exter- External 0 to 10 V hook-up ternal de- nal block- Display in % mand 0: no external hook-up 1: external 1: external demand...

  • Page 66: Scanning Operating Conditions And Sensors

    Service scans Checking outputs (relay test) (cont.) Display screen Explanation Mixer OPEN Mixer extension Mixer CLOSE Mixer extension Output int. ON Output sK internal extension Heating circuit pump External extension H1 A1 ON Cylinder pump ON External extension H1 DHW circ. pump ON External extension H1 Central fault ON External extension H1...
  • Page 67 Service scans Scanning operating conditions and sensors (cont.) The following operating conditions can be scanned, subject to the actual system equipment level for heating circuit A1 and heating circuit with mixer M2: Display screen Explanation Participant no. Programmed subscriber no. in the LON system Holiday program If a holiday program has been entered Departure date...
  • Page 68 Service scans Scanning operating conditions and sensors (cont.) Constant temperature control unit Press the following keys: 2. a/b for the required operating 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 69: 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 a fault, the fault code and fault symbol is displayed at the pro- gramming unit...

  • Page 70: Troubleshooting Fault Display

    Troubleshooting Fault display (cont.) Collector sensor Remote control Solar DHW sensor 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 71: 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. The faults are ordered by date, thus 1. G + d simultaneously for the most recent fault is fault number 1.
  • Page 72 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 83). sensor (low broken loss header) Burner Boiler water Check the boiler...
  • Page 73 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Control mode Collector Check the sensor temperature at the Vitosolic. sensor shorted out; connects to the Vitosolic at S1 Control mode Cylinder Check the sensor temperature at the Vitosolic.
  • Page 74 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Control mode Temperature Check the sensor sensor lead at the Vitosolic. broken; con- nects to the Vitosolic at Control mode Solar control Check the solar unit fault;...
  • Page 75 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Control mode Communica- Check connec- as per deliv- tion fault; tions and replace ered condition program- the programming ming unit (in- unit, if necessary. ternal) Regulates as Internal fault...
  • Page 76 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Control mode Incorrect Replace the LON LON com- communication munication module. module Control mode Communica- Check connec- tion fault, tions and coding solar control address "54".
  • Page 77 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Control mode Communica- Replace the LON tion fault, communication LON com- module. munication module Control mode Room tem- Check the room without room perature temperature sen- influence...
  • Page 78 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Burner Internal fault Check the ionisa- blocked tion electrode and cable. Check the flue gas system for soundness. Press "E RESET". Burner System Top up with water.
  • Page 79 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 80 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Burner in a No flame sig- Check the ionisa- fault state nal. tion electrode and cable, measure the ionisation cur- rent, check the gas pressure, check the gas train, ignition,...
  • Page 81 Troubleshooting Fault codes (cont.) Fault Const. Weath.- System char- Cause Measures code comp. acteristics on the display Burner in a Gas train Check the gas fault state faulty or train. Check the faulty modu- flue gas system. lation valve Press "E control;...

  • Page 82: Repairs

    Troubleshooting Repairs Checking the outside temperature sensor (weather-compen- sated control unit) 1. Pull plug "X3" from the control unit. 2. Test the resistance of the outside temperature sensor across term- inals "X3.1" and "X3.2" on the dis- connected plug and compare it with the curve.
  • Page 83 Troubleshooting Repairs (cont.) Checking the water temperature sensor, the cylinder tem- perature sensor or the flow temperature sensor for a low loss header...
  • Page 84 Troubleshooting Repairs (cont.) Boiler water temperature sensor: Pull the leads from boiler water temperature sensor A and check the resistance. Cylinder temperature sensor: Pull plug % from the cable harness at the control unit and check the resistance. Flow temperature sensor: Pull plug "X3"...
  • Page 85 Troubleshooting Repairs (cont.) 1. Pull the leads from temperature 4. Install a new temperature limiter. limiter A. 5. After commissioning, press reset 2. Check the continuity of the tem- button "E RESET" at the control perature limiter with a multimeter. unit.
  • Page 86 Troubleshooting Repairs (cont.) Checking the fuse 1. Switch OFF the power. 3. Remove cover A. 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 87 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 88 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.
  • Page 89 Troubleshooting Repairs (cont.) 3. Adjust value "9" with a or b; 5. To exit, set the value of coding confirm with d. The green ON address 11 9; then press L and indicator flashes. G simultaneously for approx. 1 s. Access to the coding addresses of Coding has been terminated.
  • Page 90 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 91: 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 only in conjunction with the diag- G ON/OFF switch nostic adaptor (accessory) and Vitosoft (accessory) Keys at the user interface: Set boiler water tempera-...

  • Page 92: Weather-Compensated Control Unit

    Function description Constant temperature control unit (cont.) DHW heating The burner and the cylinder primary In the delivered condition, the set boil- pump are started if the cylinder tem- er water temperature is 20 K higher perature lies 2.5 K below the set cylin- than the set DHW temperature (adjus- der temperature.

  • Page 93: Dhw Heating

    Function description Weather-compensated control unit (cont.) Keys at the user interface: Central heating time pro- O+F Emissions test function gram Standby mode DHW heating and DHW cir- DHW only culation pump time pro- Heating and DHW grams (if connected to the Party mode control unit) Economy mode...

  • Page 94: Extensions For External Connections (Accessories)

    Function description Weather-compensated control unit (cont.) Boosting DHW heating The booster heating function is acti- The set temperature value for the vated if a switching period is selected heating boost is adjustable in coding for the fourth time phase. address "58". Extensions for external connections (accessories) Internal extension H1...

  • Page 95: Internal Extension H2

    Function description Extensions for external connections . . . (cont.) The internal extension is integrated Heating circuit pump for a heating into the control unit housing. The fol- circuit without mixer (coding lowing alternative functions can be address "53:2") connected to relay output sK. The Cylinder primary pump (coding function is allocated via coding address "53:3")

  • Page 96: External Extension H

    Function description Extensions for external connections . . . (cont.) The internal extension is integrated Heating circuit pump for heating cir- into the control unit housing. The fol- cuit without mixer (coding address lowing alternative functions can be "53:2") connected to relay output sK. The Cylinder primary pump (coding function is allocated via coding address "53:3")
  • Page 97 Function description Extensions for external connections . . . (cont.) fÖ Power supply aVF External set value 0 to 10 V gÖ Central fault message aVG KM BUS External blocking (terminals 2 - 3) External demand (terminals 1 - 2) External heating program changeover (terminals 1 - 2) (only for weather-compen-...

  • Page 98: Control Functions

    Function description Extensions for external connections . . . (cont.) 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: External heating program...
  • Page 99 Function description Control functions (cont.) 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 heating program changeover 1 to 12 hours F2:1 to F2:12 The operating mode changeover remains active for as long as the con-...
  • Page 100 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, code "2F:2" is enabled via coding address "2F". starts the pump.
  • Page 101 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 102 Function description Control functions (cont.) Temperature profile 6 (delivered condition): Code "F1:6" 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 103 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 104: 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 105: 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 106 Function description Electronic combustion control unit (cont.) Air factor content Air factor 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 10.0 1.37 1.40 1.44...

  • Page 107: Designs

    Designs Connection and wiring diagram internal connections Main PCB Ignition unit X... Electrical interfaces a-Ö Fan motor § Boiler water temperature sen- a-ÖA Fan motor control Water pressure sensor Ionisation electrode a:Ö Modulation coil Temperature limiter...

  • Page 108: Connection And Wiring Diagram External Connections

    Designs Connection and wiring diagram external connections Main PCB Power supply unit...
  • Page 109 Designs Connection and wiring diagram external . . . (cont.) Optolink Cylinder temperature sensor Burner control unit (plug on the cable harness) Programming unit sÖ Heating circuit pump or boiler Coding card circuit pump Connection adaptor Flow switch LON communication module or Gas solenoid valve cascade communication module fÖ...

  • Page 110: Parts Lists

    Parts lists Parts lists Spare parts information 063 Ignition unit Quote the part and serial no. (see 070 Ionisation electrode gasket type plate) and the item number of the 071 Ignition electrode gasket required part (as per this parts list). 072 Gasket A 17x24x2 Obtain standard parts from your local 073 Gas nozzle...
  • Page 111 Parts lists Parts lists (cont.) 202 Spray paint, Vitowhite 302 Operating instructions for con- 203 Touch-up paint stick, Vitowhite stant temperature mode 300 Installation instructions 303 Operating instructions for 301 Service instructions weather-compensated mode A Type plate...
  • Page 112 Parts lists Parts lists (cont.)
  • Page 113 Parts lists Parts lists (cont.)
  • Page 114 Parts lists Parts lists (cont.)

  • Page 115: 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 15-25 mbar = for natural gas LL mbar 15-25 mbar = for LPG mbar 42.5-57.5 mbar Tick gas type...

  • Page 116: Specification

    Specification Specification Rated voltage: 230 V~ Permissible ambient temperature Rated frequency: 50 Hz during operation: 0 to +40 °C Rated current: 6.0 A during storage Safety class: and transport: -20 to +65 °C IP X 4 D to Protection: EN 60529 Electronic tempera- ture limiter setting: 82 °C (fixed)
  • Page 117 Specification Specification (cont.) Product characteristics (to EnEV [Germany]) Rated output range 17 - 45 17 - 60 Efficiency 100 % of rated output 96.3 96.6 30 % of rated output 107.3 107.4 Standby loss q (max. limit ac- B,70 cording to EnEV [Germany]) Power consumption (max.

  • Page 118: Certificates

    Certificates Declaration of conformity Declaration of conformity for the Vitodens 200-W We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm as sole responsible body that the product Vitodens 200-W complies with the following standards: EN 483 EN 60 335 EN 677...

  • Page 119: 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 200-W complies with the NO limits specified by the 1st BImSchV paragraph 7 (2) [Germany]. Allendorf, 1. December 2006 Viessmann Werke GmbH&Co KG...

  • Page 120: Keyword Index

    Keyword index Keyword index Acknowledging a fault display Electronic combustion control unit 105 ..Extension kit for heating circuit with mixer ......... . Boiler water temperature sensor Extension .
  • Page 121 Keyword index Keyword index (cont.) Ignition Scanning .........
  • Page 124 Applicability Vitodens 200-W, type WB2B 13 to 45 kW 17 to 60 kW from serial no. from serial no. 7194 486 7 00001 7194 487 7 00001 Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0...

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