Viessmann Vitodens 200-W B2HB 45 Service Instructions Manual
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Viessmann Vitodens 200-W B2HB 45 Service Instructions Manual

Viessmann Vitodens 200-W B2HB 45 Service Instructions Manual

Wall-mounted, gas-fired condensing boiler, for operation with natural gas and liquid propane gas, heating input: 32 to 199 mbh 9 to 58 kw
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Service Instructions
for use by heating contractor
Vitodens 200-W, B2HB
Models 45, 57, 160, 199
Wall-mounted, gas-fired condensing boiler
For operation with natural gas and liquid propane gas
Heating input: 32 to 199 MBH
9 to 58 kW
VITODENS
5680 495 - 21
04/2025
200-W
r
H
Product may not be exactly as shown
IMPORTANT
Read and save these instructions
for future reference.
Please file in Service Binder

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Summary of Contents for Viessmann Vitodens 200-W B2HB 45

  • Page 1 Service Instructions for use by heating contractor Vitodens 200-W, B2HB Models 45, 57, 160, 199 Wall-mounted, gas-fired condensing boiler For operation with natural gas and liquid propane gas Heating input: 32 to 199 MBH 9 to 58 kW VITODENS 200-W Product may not be exactly as shown IMPORTANT Read and save these instructions...
  • Page 2 Safety Vitodens 200-W B2HB 45, 57, 160, 199 Service Safety, Installation and Warranty Requirements Please ensure that these instructions are read and understood before commencing installation. Failure to comply with the instructions listed below and details printed in this manual can cause product/property damage, severe personal injury, and/or loss of life.

  • Page 3: Safety, Installation And Warranty Requirements

    Safety Vitodens 200-W B2HB 45, 57, 160, 199 Service Safety, Installation and Warranty Requirements (continued) Fiberglass wool and ceramic fiber materials First aid measures - If eye contact occurs, flush eyes with water to WARNING remove dust. If symptoms persist, seek medical attention.

  • Page 4: Table Of Contents

    Vitodens 200-W B2HB 45, 57, 160, 199 Service Safety, Installation and Warranty Instructions....2 General Information About these Service Instructions........6 Necessary Tools............6 Important Regulatory and Installation Requirements..7 For installations on the Commonwealth of ............8 Massachusetts CSD-1 Field Testing of High Limit Switches....
  • Page 5 Vitodens 200-W B2HB 45, 57, 160, 199 Service Outdoor Reset Programming Unit Start-up and Shutdown..........31 Menu..............31 Functional Description..........33 Combustion Management Systems......33 Installation Examples..........34 Heating Curve Adjustments........39 Connecting the Boiler Control to a LON System....41 Coding 1 General..............43 Boiler..............45 DHW...............45 Solar...............46 Heating Circuit 1, 2 and 3..........47...

  • Page 6: General Information

    General Information Vitodens 200-W B2HB 45, 57, 160, 199 Service About these Service Instructions Take note of all symbols and notations intended to draw attention to potential hazards or important product information. These include “WARNING”, “CAUTION”, and “IMPORTANT”. See below.

  • Page 7: Important Regulatory And Installation Requirements

    General Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Important Regulatory and Installation Requirements Codes Working on the equipment The installation of this unit shall be in accordance with The installation, adjustment, service, and maintenance local codes or, in the absence of local codes, use CAN/ of this boiler must be done by a licensed professional CSA-B149.1 or .2 Installation Codes for Gas Burning...

  • Page 8: For Installations On The Commonwealth Of Massachusetts

    VIESSMANN IS NOT RESPONSIBLE FOR ANY DAMAGES THAT THE FOLLOWING TEST PROCEDURE MAY RESULT IN BY OVERHEATING THE SYSTEM.

  • Page 9: Applicability

    General Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Applicability CAUTION The boiler serial number must be provided when ordering replacement parts. Some replacement parts are not reverse compatible with previous versions of the Vitodens 200-W B2HB boiler. IMPORTANT...

  • Page 10: Mechanical Room

    General Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Mechanical Room During the early stages of designing a new home, we recommend that proper consideration be given to constructing a separate mechanical room dedicated to the gas- or oil-fired heating equipment and domestic hot water storage tank(s).

  • Page 11: Start-Up

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Accessing the User Interface Programming Unit 1. Turn up both locks to unlock the user interface programming unit covers. 2. Slide open the user interface programming unit covers. Check Power Supply Connection...

  • Page 12: Start-Up Wizard

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Start-up Wizard Select Language At the commissioning stage, the display is in German. 1. “Sprache” (Language) Deutsch DE (German) 2. Select the required language with 3. Accept by pressing OK Set time and date 1.
  • Page 13 Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Start-up Wizard (continued) Select zone circuit type Each zone circuit can be operated either as a fixed setpoint or weather compensated (using the outdoor temperature sensor) thermostat, use to select and press OK.
  • Page 14 Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Start-up Wizard (continued) Confirm pump output Confirmation of selected pump output and press OK. Zone circuit temperature setting For the selected zone with fixed set point thermostat will display zone circuit temperature setting.

  • Page 15: Removing Front Enclosure Panel

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Removing Front Enclosure Panel Some of the following service steps require the removal of the front enclosure panel. To avoid personal injury and/or product damage of any kind please follow the instructions below carefully when removing the front enclosure panel.

  • Page 16: Fill Heating System With Water

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Fill Heating System with Water 3. To remove debris and/or sludge ensure that the system piping is flushed out. Failure to do so could cause settlement in the boiler causing overheating and damage not covered by warranty.

  • Page 17: Bleed (Vent) Air From Boiler Heat Exchanger

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Bleed (Vent) Air from Boiler Heat Exchanger 1. Connect hose to boiler filling tap and other end to a fresh water supply (or heating medium). 2. Open fresh water supply valve and then the boiler filling tap slowly (isolation valves must be closed during fill/bleed process).

  • Page 18: Designating Heating Circuits

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Designating Heating Circuits In the delivered condition, the heating circuits are designated "Heating circuit 1", "Heating circuit 2" and "Heating circuit 3" (if installed). If the system user prefers, the heating circuits can be designated differently to suit the specific system.

  • Page 19: Convert Fuel Type To Liquid Propane Gas

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Convert Fuel Type to Liquid Propane Gas 1. Set adjusting screw A at the gas valve to “2” (using a hex key, 2.5 mm). Note: The Vitodens 200-W, B2HB boiler comes factory adjusted for operation with natural gas.

  • Page 20: Measure Static Pressure And Running Pressure

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Measure Static Pressure and Running Pressure 1. To measure static and/or running pressure remove boiler enclosure panel as indicated page 15 in these instructions. 2. Close gas shutoff valve (field supplied).

  • Page 21: Sequence Of Operation And Potential Faults During Each Start-Up Cycle

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Sequence of Operation and Potential Faults During Each Start-up Cycle Display message Measures Increase set value and ensure Call for heat by control heat is drawn off Fan starts up Check the fan, fan connecting cables, After approx.

  • Page 22: Set Maximum Input

    Start-up Vitodens 200-W B2HB 45, 57, 160, 199 Service Set Maximum Input The maximum input (or output) for heating operation can be limited. The limit is set via the modulation range. The maximum adjustable heating input (or output) is limited upwards by the boiler coding card.

  • Page 23: Check Coaxial Venting System For Leaks

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check Coaxial Venting System for Leaks (circular air gap measurement) Viessmann strongly recommends that the heating contractor perform a simplified leak test during boiler start-up. For this purpose it is sufficient to measure...

  • Page 24: Checking The Flue Gas Flapper

    Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Checking the Flue Gas Flapper 1. Undo three screws and remove fan A. 2. Remove the flue gas flapper B. 3. Check the flapper and gasket for dirt and damage. Replace as necessary.

  • Page 25: Check And Adjust Ignition And Ionization Electrodes

    Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check and Adjust Ignition and Ionization Electrodes 1. Check the ignition electrodes A and ionization electrode B for wear and contamination. 2. Clean electrodes with small brush (not a wire brush) or emery paper.

  • Page 26: Check Condensate Drain

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check Condensate Drain Cleaning condensate trap (during regular maintenance) 1. Remove retaining clip A from condensate trap B and set aside. 2. Disconnect the flexible discharge tubing C from the condensate trap B.

  • Page 27: Check Neutralization Unit (If Applicable)

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check Neutralization Unit (if applicable) 1. Check the pH value of the condensate with pH measuring strip. If the pH value is less than 6.5, replace granulate. 2. If contaminated: Rinse neutralization unit with tap water.

  • Page 28: Check Functioning Of Safety Valves

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check Functioning of Safety Valves Ensure proper operation of low water cut-off(s) (if applicable), pressure relief valve, and pump(s). Check pressure gage, air vent and pressure relief valve. Ensure that pressure relief valve does not leak and that it operates in accordance with information provided by the manufacturer.

  • Page 29: Clock Natural Gas Meter

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Clock Natural Gas Meter Clock natural gas meter to verify input. Ensure all other gas equipment served by the meter is turned off during timing of gas input to the Vitodens 200-W, B2HB boiler.

  • Page 30: Check Co 2 Setting

    Start-up and Service Vitodens 200-W B2HB 45, 57, 160, 199 Service Check CO Setting The Vitodens 200-W, B2HB boiler is equipped with the 1. Connect a flue gas analyzer to test port A at boiler Combustion Management System developed by vent pipe adaptor.

  • Page 31: Outdoor Reset Programming Unit

    Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Start-up and Shutdown Starting the heating system 1. Check the heating system pressure at the pressure gauge. The heating system pressure is too low if the indicator points to the area below 15 psi (1.0 bar).
  • Page 32 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Menu (continued) Note: For any other connected heating circuits, use the settings in the extended menu. Call up the standard menu as follows: - If the screen saver is active...

  • Page 33: Functional Description

    Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Functional Description Space heating mode Domestic hot water supply with gas-fired space heating The control unit calculates a boiler water setpoint boiler temperature based on the outdoor or room temperature...

  • Page 34: Installation Examples

    Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Installation Examples System type 1 Matching the control unit to the heating system System Examples for codes 00:1 and 00:2 The control unit must be matched to the equipment Heating system with one heating circuit without mixing level of the system.
  • Page 35 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Installation Examples (continued) System type 2 System Examples for codes 00:3 and 00:4 Heating system with one heating circuit with mixing valve M2 with system separation, with/without DHW heating, with/without low loss header.
  • Page 36 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Installation Examples (continued) System type 3 System Examples for code 00:5 and 00:6 Heating system with one heating circuit without mixing valve, one heating circuit with mixing valve, one heating...
  • Page 37 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Installation Examples (continued) System type 4 System Example for code 00:7 and 00:8 Heating system with one heating circuit with mixing valve, one heating circuit with mixing valve M2 (with...
  • Page 38 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Installation Examples (continued) System type 6 Heating system with three zone circuits (thermostat Function/system components Code operated). Adjust Group Zone circuit 1 A1 (AM1) 33:5 General/2 Zone circuit 2 A2 (AM1)

  • Page 39: Heating Curve Adjustments

    Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Curve Adjustment The heating curves represent the relationship between the outdoor temperature and the boiler water or supply temperature. Put simply: The lower the outdoor temperature, the higher the boiler water or supply temperature.
  • Page 40 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Curve Adjustment (continued) Changing the slope and level Extended menu: 2. Select “Heating” - OK 3. Heating circuit selection 4. Accept with OK 5. Heating curve - OK 6.

  • Page 41: Connecting The Boiler Control To A Lon System

    Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Connecting the Boiler Control to a LON System Updating the LON participant list Scanning and resetting the “Service” display Only possible if all participants are connected and the After the limits specified in coding addresses “21”...
  • Page 42 Outdoor Reset Programming Unit Vitodens 200-W B2HB 45, 57, 160, 199 Service Connecting the Boiler Control to a LON System (continued) The LON communication module (accessory) must be connected. Note: The data transfer via the LON can take several minutes.

  • Page 43: General

    Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service General Calling up coding level 1 2. “Coding level 1” Note: Codes are displayed as plain text. 3. Select group of required coding address: - “General” Codes that have no function due to the heating - “Boiler”...
  • Page 44 Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory set mode Possible change Internal circulation pump function 51:0 System with low loss header: 51:1 System with low loss header: Internal circulation pump always...

  • Page 45: Boiler

    Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Boiler Select “Boiler” Coding in the factory setting Possible change Single/multi boiler system 01:1 Single boiler system 01:2 Multi boiler system with Vitotronic 300-K. Boiler number 07:1 Boiler number in multi boiler...

  • Page 46: Solar

    Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Solar Select “Solar” Note: The solar group is only displayed if a solar control module, type SM1, is connected. Coding Coding in the factory setting Possible change Speed control solar circuit pump...
  • Page 47 Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 Select “Heating circuit ...” Coding Coding in the factory setting Possible change Priority DHW heating A2:2 DHW tank priority applicable to A2:0 Without DHW tank priority...
  • Page 48 Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2, and 3 (continued) Coding in the factory setting Possible change Extended economy function mixing valve A7:0 Without mixing valve economy A7:1 With mixing valve economy function...

  • Page 49: Heating Circuit 1, 2 And 3

    Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change Minimum flow temperature heating circuit C5:20 Electronic minimum flow temp. C5:1 Minimum limit adjustable from limit 68°F (20°C) 34 to 260°F (1 to 127°C)
  • Page 50 Coding 1 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change Pump control in “Only DHW” F6:25 In the “Only DHW” operating F6:0 In the “Only DHW” operating...

  • Page 51: General

    Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General If the heating circuits were given individual designations, Calling up coding level 2 Note: At coding level 2, all codes are accessible, including the selected designation and “HC1”, “HC2” or “HC3”...
  • Page 52 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Value address System type Description 00: ... One heating circuit with mixing valve M2 (heating circuit 2) and one heating circuit with mixing valve M3 (heating circuit 3), without DHW heating.
  • Page 53 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 33:1 Function output A1 at 33:0 Function output A1: DHW extension AM1: Heating recirculation pump. circuit pump 33:2 Function output A1: Circulation pump for DHW tank heating.
  • Page 54 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 3A:0 Function input DE1 at 3A:1 Function input DE1: Heating extension program - changeover. EA1: Not assigned 3A:2 Function input DE1: External demand with set flow temperature.
  • Page 55 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 3C:0 Function input DE3 at extension 3C:1 Function input DE3: Heating EA1: Not assigned program - changeover. 3C:2 Function input DE3: External demand with set flow temperature.
  • Page 56 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 51:0 System with low loss header: 51:1 System with low loss header: Boiler circuit pump is always When there is heat demand, the...
  • Page 57 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 77:1 LON participant number 77:2 LON participant number, adjustable from 1 to 99: 77:99 1 - 8 = Boiler 9 = Cascade...
  • Page 58 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service General (continued) Coding in the factory setting Possible change 8A:175 Do not adjust. 8F:0 Operation in the standard 8F:1 Operation in the standard menu and extended menu and extended menu menu enabled blocked.

  • Page 59: Boiler

    Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Boiler Select “Boiler” Coding Coding in the factory setting Possible change 01:1 Single boiler system 01:2 Multi boiler system with Vitotronic 300-K. 04:1 Minimum burner pause subject to the 04:0...

  • Page 60: Dhw

    Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Select “DHW” Coding Coding in the factory setting Possible change 56:0 Set DHW temperature 56:1 Set DHW temperature adjustable adjustable from 50 to 140° F from 50 to over 140°F (10 to (10 to 60°...
  • Page 61 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service (continued) Coding in the factory setting Possible change 63:0 Without auxiliary function for 63:1 Auxiliary function: 1 x daily NOT USED DHW heating 63:2 Every 2 days to every 14 days.

  • Page 62: Solar

    Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Solar Select “Solar” Note: The solar group is only displayed if a solar control module, type SM1, is connected. Coding Coding in the factory setting Possible change 00:8 The solar circuit pump starts...
  • Page 63 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Solar (continued) Coding in the factory setting Possible change 0B:0 Collector frost protection 0B:1 Collector frost protection function function switched off switched on (not required with Viessmann heat transfer medium).
  • Page 64 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Solar (continued) Coding in the factory setting Possible change 20:0 No extended control functions 20:1 Auxiliary function for DHW heating. enabled. 20:2 Differential temperature control 2. 20:3 Differential temperature control 2 and auxiliary function.
  • Page 65 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 Select “Heating circuit ...” Coding Coding in the factory setting Possible change A0:0 Without remote control A0:1 With Vitotrol 200A (automatic recognition). A0:2 With Vitotrol 300A or Vitohome 300 (automatic recognition).
  • Page 66 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change A4:0 With frost protection A4:1 No frost protection; this setting is only possible if code “A3:-9” has been selected.

  • Page 67: Heating Circuit 1, 2 And 3

    Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change A8:1 Heating circuit with mixing valve A8:0 Heating circuit with mixing valve creates a demand for the boiler...
  • Page 68 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change C5:20 Electronic minimum flow C5:1 Minimum limit adjustable from 1 to temperature limit 68°F 260°F (-17 to 127°C) (limited by (20°C)
  • Page 69 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change E6:... Maximum speed of the variable E6:0 Maximum speed adjustable NOT USED speed heating circuit pump in from 0 to 100%.
  • Page 70 Coding 2 Vitodens 200-W B2HB 45, 57, 160, 199 Service Heating Circuit 1, 2 and 3 (continued) Coding in the factory setting Possible change F8:-5 Temperature limit for terminating F8:+10 Temperature limit adjustable from the reduced mode 23°F (-5°C); 50 to -76°F (10 to -60°C).

  • Page 71: Calling Up The Service Level

    Diagnosis and Service Scans Vitodens 200-W B2HB 45, 57, 160, 199 Service Calling up the Service Level Note: Do not adjust menu item “Multi-boiler system”. Press OK and simultaneously for approximately 4 The menu item turns a weather-compensated seconds control unit into a constant temperature control unit.

  • Page 72: Diagnosis

    Diagnosis and Service Scans Vitodens 200-W B2HB 45, 57, 160, 199 Service Diagnosis The following values can be scanned, depending on the system installed: Display screen Explanation Slope A1 - shift A1 Slope M2 - shift M2 Outdoor temperature adjustment...
  • Page 73 Diagnosis and Service Scans Vitodens 200-W B2HB 45, 57, 160, 199 Service Diagnosis (continued) For an explanation of the relevant values in the individual lines and fields, see the following table: Line Field (brief scan) Heating circuit A1 Heating circuit M2...

  • Page 74: Checking Outputs (Relay Test)

    Diagnosis and Service Scans Vitodens 200-W B2HB 45, 57, 160, 199 Service Checking Outputs (Relay Test) 1. Press OK and simultaneously for approximately 4 seconds 2. “Actuator test” The following relay outputs can be controlled subject to system design: Display...

  • Page 75: Troubleshooting

    Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Display Acknowledging a fault In the event of a fault, red fault indicator A flashes. “ “ flashes on the display and “Fault” is shown. Follow the instructions on the display.

  • Page 76: Troubleshooting Fault Codes

    Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 Burner blocked Short circuit on boiler Check the boiler water water temperature temperature sensor sensor (see page 84).
  • Page 77 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 No solar DHW heating Tank temperature Check temperature sensor % sensor % cable broken on solar control module.
  • Page 78 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 Control mode without remote Communication error, Check connections, cable, control remote control Vitotrol coding address “A0” in “Heating heating circuit 2 circuit”...
  • Page 79 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display Code*2 Control mode Input DE3 reports a Remove fault at appliance fault at extension EA1 concerned. Control mode without...
  • Page 80 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 Burner blocked Fault flame amplifier Replace control unit. Burner in a fault mode Ionization current too...
  • Page 81 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 Burner in a fault mode At burner start, flame Check gas supply (gas pressure signal is missing or too and gas regulator).
  • Page 82 Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Fault Codes (continued) Fault code Detailed fault System behavior*1 Cause Corrective action on display code*2 Burner in fault mode Fan speed too low Check the fan, the fan cables during burner start and power supply.

  • Page 83: Corrective Action

    Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Corrective Action Continuous boiler pump operation When the Vitodens 200 B2HB boiler is switched from a single boiler operation to a multi-boiler operation, coding address 30:0 may automatically reset to 30:3. This will result in the boiler pump operating continuously.

  • Page 84: Checking The Boiler Temperature Sensor And Fixed High Limit, Dhw Tank Temperature Sensor Or Flow Temperature Sensor For The Low Loss Header

    Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Corrective Action (continued) Checking the boiler temperature sensor and fixed high limit, DHW tank temperature sensor or flow temperature sensor for the low loss header 1. Boiler temperature sensor: Remove lead to boiler water temperature sensor §...

  • Page 85: Extension Kit For Heating Circuit With Mixing Valve

    Troubleshooting Vitodens 200-W B2HB 45, 57, 160, 199 Service Corrective Action (continued) Extension kit for heating circuit with mixing valve Heating circuit Rotary selector S1 setting Checking the setting of rotary selector S1: Heating circuit with mixing The rotary selector on the PCB of the extension kit valve M2 (heating circuit 2) 2 defines the assignment to the relevant heating circuit.

  • Page 86: External Extensions Am1 (Accessory)

    Function Description Vitodens 200-W B2HB 45, 57, 160, 199 Service External Extensions AM1 (accessory) Select the output functions by means of the codes on Functions One of the following circulation pumps can be connected the boiler control unit. to each of the connections A1 and A2:...

  • Page 87: Function Description

    Function Description Vitodens 200-W B2HB 45, 57, 160, 199 Service Internal Extensions EA1 Legend Refer to main wiring diagram on page 91. Fuse Digital input 1 Digital input 2 Digital input 3 0 – 10V 0 - 10V input fÖ...
  • Page 88 Function Description Vitodens 200-W B2HB 45, 57, 160, 199 Service Internal Extensions EA1 (continued) Digital data inputs DE1 to DE3 Effect of the external demand function on the pumps The following functions can be connected alternatively: The effect on the internal circulation pump is selected in coding address 3F in the “General”...

  • Page 89: Control Functions

    Function Description Vitodens 200-W B2HB 45, 57, 160, 199 Service Control Functions External heating program changeover External blocking The “External heating program changeover” function is The “External blocking” and “External blocking and fault connected via input “EA1” in the EACB.
  • Page 90 Function Description Vitodens 200-W B2HB 45, 57, 160, 199 Service Control Functions (continued) Air bleed program Raising the reduced room temperature During the air bleed program, the circulation pump will be During operation with reduced room temperature, the alternately switched ON and OFF for 30 seconds at a time...

  • Page 91: Additional Information

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Wiring Diagram CAUTION WARNING DISCONNECT POWER BEFORE Label all wires prior to disconnection SERVICING BOILER. when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation If any of the original wires as after servicing.
  • Page 92 Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Wiring Diagram (continued) Legend IMPORTANT Outdoor Temperature Sensor Supply Temperature Sensor/Low Loss Header Electrical installations must comply with the latest edition of: Boiler Temperature Sensor/High Limit Sensor Boiler Temperature Sensor/High Limit Sensor In the U.S.A., the National Electrical Code (NEC),...

  • Page 93: Burner Program Sequence Of Operation

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Burner Program Sequence of Operation Phase 0: Stand-by Phase 6: Burner modulation operation or calibration Complete shutdown until the next call for heat. In this At the end of the flame stabilization period (4.5 seconds.),...

  • Page 94: Parts List

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Parts Lists Model No. Serial No. B2HB 45, 160 Boiler 7554703£££££££££ B2HB 57, 199 Boiler 7554704£££££££££ Ordering Replacement Parts: Please provide model no. from rating plate A and serial no. when ordering replacement parts. Order replacement components from your Viessmann distributor.
  • Page 95 Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Parts Lists (continued) Model No. Serial No. B2HB 45, 160 Boiler 7554703£££££££££ B2HB 57, 199 Boiler 7554704£££££££££ Ordering Replacement Parts: Please provide model no. from rating plate and serial no. when ordering replacement parts.
  • Page 96 Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Parts Lists (continued) Model No. Serial No. B2HB 45, 160 Boiler 7554703£££££££££ B2HB 57, 199 Boiler 7554704£££££££££ Ordering Replacement Parts: Please provide model no. from rating plate and serial no.
  • Page 97 Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Parts Lists (continued) Model No. Serial No. B2HB 45, 160 Boiler 7554703£££££££££ B2HB 57, 199 Boiler 7554704£££££££££ Ordering Replacement Parts: Please provide model no. from rating plate and serial no.
  • Page 98 Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Parts Lists (continued) Model No. Serial No. B2HB 45, 160 Boiler 7554703£££££££££ B2HB 57, 199 Boiler 7554704£££££££££ Ordering Replacement Parts: Please provide model no. from rating plate and serial no.

  • Page 99: Technical Data

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Technical Data Boiler Model No. 200-W B2HB 45, 160 57, 199 32-160 32-199 CSA input Natural Gas (NG) (9-47) (9-58) (kW) 60-160 60-199 CSA input Liquid Propane Gas (LPG) (17.5-47) (17.5-58)
  • Page 100 The Vitodens 200-W can only be common vented with other Vitodens 200-W boilers of the same size and series. For details refer to the Common Venting Manual. Optional low NOx certified by SCAQMD Natural Gas models available. For information regarding other Viessmann System Technology componentry, please reference documentation of the respective product.

  • Page 101: Maintenance Record

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Maintenance Record...

  • Page 102: Lighting And Operating Instructions

    Additional Information Vitodens 200-W B2HB 45, 57, 160, 199 Service Lighting and Operating Instructions FOR YOUR SAFETY READ BEFORE OPERATING W A R N I N G: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
  • Page 103 Vitodens 200-W B2HB 45, 57, 160, 199 Service...
  • Page 104 Vitodens 200-W B2HB 45, 57, 160, 199 Service Viessmann Manufacturing Company (U.S.) Inc. Viessmann Manufacturing Company ULC 45 Access Road 750 McMurray Road Warwick, Rhode Island · 02886 · USA Waterloo, Ontario · N2V 2G5 · Canada TechInfo Line 1-888-484-8643 TechInfo Line 1-888-484-8643 1-800-288-0667 ·...

This manual is also suitable for:

Vitodens 200-w b2hb 57Vitodens 200-w b2hb 160Vitodens 200-w b2hb 199

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