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VIESMANN
Installation and service instructions
for contractors
Vitodens 200-W
Type B2HA, 45 and 60 kW
Wall mounted gas condensing boiler
Natural gas and LPG version
For applicability, see the last page
VITODENS 200-W
Please keep safe.
5585 174 GB
1/2015

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Summary of Contents for Viessmann VITODENS 200-W

  • Page 1 VIESMANN Installation and service instructions for contractors Vitodens 200-W Type B2HA, 45 and 60 kW Wall mounted gas condensing boiler Natural gas and LPG version For applicability, see the last page VITODENS 200-W Please keep safe. 5585 174 GB 1/2015...
  • Page 2 ■ Statutory regulations for the protection of the envi- For replacements, use only original spare parts ronment supplied or approved by Viessmann. ■ Codes of Practice of the relevant trade associations All current safety regulations as defined by DIN, EN, Safety instructions for operating the system ■...
  • Page 3: Safety Instructions

    Safety instructions Safety instructions (cont.) If you smell flue gas Danger Flue gas can lead to life threatening poisoning. ■ Shut down the heating system. ■ Ventilate the installation site. ■ Close doors to living spaces to prevent flue gases from spreading. Flue systems and combustion air Ensure that flue systems are clear and cannot be sealed, for instance due to accumulation of conden-...
  • Page 4: Table Of Contents

    Index Index 1. Information Symbols ....................Intended use ..................Product information ................Vitodens 200-W, type B2HA ............... ■ 2. Preparing for installation ........................3. Installation sequence Mounting the boiler and making the connections ........10 Fitting the wall mounting bracket ............10 ■...
  • Page 5 External connections ................122 12. Commissioning/service ........................123 reports 13. Specification ........................124 14. Certificates Declaration of conformity ............... 125 Declaration of Conformity for the Vitodens 200-W ......125 ■ Manufacturer's certificate according to the 1st BImSchV [Germany] ..125 15. Keyword index ........................126...
  • Page 6: Symbols

    Information Symbols Symbol Meaning Reference to other document containing further information Step in a diagram: The numbers correspond to the order in which the steps are carried out. Warning of material losses and environ- mental pollution Live electrical area Pay particular attention. Component must audibly click into place.
  • Page 7: Product Information

    Preset for operation with natural gas E and natural gas For conversion to LPG P (without conversion kit), see the service instructions. In principle the Vitodens 200-W may only be delivered to countries listed on the type plate. For deliveries to alternative countries, approved contractors must arrange individual approval on their own initiative and in accordance with the law of the country in question.
  • Page 8 Preparing for installation Preparing for installation Please note To prevent appliance damage, connect all pipework free of load and torque stress. Fig.1 Expansion vessel G1 Cable entry area at the back Safety valve Accessories (connection sets) Heating flow G1 Without connection sets (accessories) ½...
  • Page 9 Preparing for installation Preparing for installation (cont.) 3. Prepare the electrical connections. ■ Power cable: NYM-J 3 x 1.5 mm , max. fuse rat- ing 16 A, 230 V~. ■ Accessory cables: NYM with the required number of cores for external connections. Allow all cables in area "...
  • Page 10: Mounting The Boiler And Making The Connections

    Installation sequence Mounting the boiler and making the connections Fitting the wall mounting bracket Note The enclosed screws and rawl plugs are only suitable for concrete. For other construction materials, use fix- ing materials that are suitable for 100 kg loads. Ø...
  • Page 11: Hooking The Boiler Onto The Wall Mounting Bracket And Levelling It

    Installation sequence Mounting the boiler and making the connections (cont.) Hooking the boiler onto the wall mounting bracket and levelling it Fig.3 Note on step 4 Place the supplied circular level on the boiler and align boiler vertically using the adjusting screws.
  • Page 12: Connection On The Heating Water Side

    Connect the balanced flue pipe. Only use the "System certificate" and "Skoberne GmbH flue system" labels in conjunction with the Flue system installation instructions Viessmann flue system made by Skoberne. Do not carry out commissioning until the following Danger conditions are met: Leaking or blocked flue systems or an insuffi- Free passage through the flue gas pipes.
  • Page 13: Condensate Connection

    Installation sequence Condensate connection 1. Pull the condensate hose far enough out so that no unnecessary bends are created inside the boiler. Check the tightness of the siphon connection. 2. Connect the condensate hose with a constant fall and a pipe vent to the public sewage system or to a neutralising system.
  • Page 14 Installation sequence Opening the control unit enclosure (cont.) Fig.7...
  • Page 15: Electrical Connections

    Installation sequence Electrical connections Fig.8 Radio clock receiver Heating circuit pump or boiler circuit pump Vitotrol 100, type UTDB (only for constant temper- ature control units) When making this connection, remove jumper between "1" and "L". Vitotrol 100, type UTA (only for constant tempera- ture control units) Vitotrol 100 wireless receiver, type UTDB-RF When making this connection, remove jumper...
  • Page 16: Circulation Pump At Plug Sö

    Installation sequence Electrical connections (cont.) Cylinder temperature sensor (part of the DHW Information on connecting accessories cylinder connection set) When connecting accessories observe the sep- KM BUS subscriber (accessories) arate installation instructions provided with ■ Vitotrol 200A or 300A remote control them.
  • Page 17 Installation sequence Electrical connections (cont.) Hydraulic connection/ connection require- Control unit setting Circulation pump setting ments Coding address/group Ext. In Multi boiler system 30:0/Boiler/2 Recommended for t = 15 K Δ ≙ 45 kW: 2.58 m ■ ≙ 60 kW: 3.44 m ■...
  • Page 18: Circulation Pump At Plug Sa

    Installation sequence Electrical connections (cont.) Circulation pump at plug Rated current 2(1) A~ Rated voltage 230 V~ Set function of connected component in coding address "39" Function Code DHW circulation pump 39:0 Heating circuit pump for heating circuit 39:1 without mixer A1 Circulation pump for cylinder heating 39:2 Fig.11...
  • Page 19: External Demand Via 0

    Installation sequence Electrical connections (cont.) External demand via 0 10 V input – ≙ Connection at 0 10 V input to extension EA1. No default set boiler water temperature – – ≙ Ensure DC separation between the earth conductor Set value 10 °C ≙...
  • Page 20: Outside Temperature Sensor

    Installation sequence Electrical connections (cont.) Codes Extension EA1 Plug "4b:2" in group "General"/"1" Set "3A" (DE1), "3b" (DE2) or "3C" (DE3) in group "General"/"1" to 3 or 4. Select effect of the function on the heating circuit pump in coding address "d6" in group "Heating circuit"/"5". ■...
  • Page 21: Power Supply Fö

    Installation sequence Electrical connections (cont.) Power supply and KM BUS connection of accessories Power supply to all accessories via heat source control unit Fig.13 Some accessories with direct power supply Fig.14 Heat source control unit AM1 extension, EA1 extension and/or solar control Extension kit for heating circuit with mixer M2 module, type SM1 Extension kit for heating circuit with mixer M3...
  • Page 22 Installation sequence Electrical connections (cont.) Remove any existing individual cores. ■ Danger Incorrect core allocation can result in serious injury and damage to the appliance. Take care not to interchange wires "L1" and "N". Install an isolator in the power cable to provide ■...
  • Page 23: Routing The Connecting Cables

    Installation sequence Electrical connections (cont.) Routing the connecting cables Please note If connecting cables touch hot components they will be damaged. Route and attach the power cables on site in such a way that the maximum permissible tem- peratures of the cables are not exceeded. Fig.15 LV terminals Communication module...
  • Page 24: Closing The Control Unit Enclosure And Inserting The Programming Unit

    Installation sequence Closing the control unit enclosure and inserting the programming unit Fig.16 Insert programming unit (packed separately) into the control unit support. Note The programming unit can also be inserted into a wall mounting base (accessory) near the boiler. Wall mounting base installation instructions...
  • Page 25: Steps - Commissioning, Inspection And Maintenance

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance Commissioning steps Inspection steps Maintenance steps Page • • 1. Opening the boiler......................26 • 2. Filling the heating system....................26 • 3. Venting the boiler by flushing................... 27 • 4. Selecting the language (if required) - only for weather-compensated control units... 27 •...
  • Page 26: Opening The Boiler

    Commissioning, inspection, maintenance Opening the boiler Fig.17 Filling the heating system Fill water Please note Unsuitable fill water increases the level of deposits and corrosion and may lead to boiler damage. ■ Flush the heating system thoroughly before filling. ■ Only use fill water of potable quality.
  • Page 27: Venting The Boiler By Flushing

    Commissioning, inspection, maintenance Filling the heating system (cont.) Total permissible hardness of the fill and top-up water Total heating output Specific system volume < 20 l/kW 20 l/kW to < 50 l/kW 50 l/kW ≥ ≥ ≤ 3.0 mol/m (16.8 °dH) 2.0 mol/m (11.2 °dH) <...
  • Page 28: Setting The Time And Date (If Required) - Only For Weather-Compensated Control Units

    Commissioning, inspection, maintenance Selecting the language (if required) - only for… (cont.) Extended menu: Sprache å 2. "Einstellungen" Deutsch ê ç 3. "Sprache" Bulgarski ê 4. Select the required language with Cesky ê Dansk ê Wählen mit Fig.20 Setting the time and date (if required) - only for weather-compensated control units The time and date need to be reset during commis- 3.
  • Page 29: Filling The Siphon With Water

    Commissioning, inspection, maintenance Venting the heating system (cont.) Activating the venting function Weather-compensated control unit Constant temperature control unit Service menu Service menu 1. Press OK and simultaneously for approx. 4 s. 1. Press OK and simultaneously for approx. 4 s. å...
  • Page 30: Checking The Gas Type

    Commissioning, inspection, maintenance Checking the gas type The boiler is equipped with an electronic combustion 1. Determine the gas type and Wobbe index by asking controller that adjusts the burner for optimum combus- your local gas supply utility or LPG supplier. tion in accordance with the prevailing gas quality.
  • Page 31: Checking The Static And Supply Pressure

    Commissioning, inspection, maintenance Function sequence and possible faults (cont.) Gas train opens Fault EE Check the gas train (control voltage 230 V) and gas sup- ply pressure. Ionisation current builds Fault EE Check setting of ionisation Symbol electrode. Purge the gas line. Burner in operation Shuts down below the set Check the flue system for...
  • Page 32 Commissioning, inspection, maintenance Checking the static and supply pressure (cont.) 1. Close the gas shut-off valve. 2. Release screw inside test connector "PE" on the gas train, but do not remove it. Connect the pres- sure gauge. 3. Open the gas shut-off valve. 4.
  • Page 33: Setting Max. Heating Output

    Commissioning, inspection, maintenance Setting max. heating output The maximum output for heating operation can be limited. The limit is set via the modulation range. The max. adjustable heating output is limited upwards by the boiler coding card. Weather-compensated control unit Constant temperature control unit Service menu Service menu...
  • Page 34: Removing The Burner And Checking The Burner Gasket

    Commissioning, inspection, maintenance Removing the burner and checking the burner gasket Fig.25 1. Turn off the ON/OFF switch on the control unit and 6. Undo gas supply pipe fitting the power supply. 7. Undo 6 screws and remove the burner. 2.
  • Page 35: Checking The Burner Gauze Assembly And Replacing It If Required

    Commissioning, inspection, maintenance Checking the burner gauze assembly and replacing it if required D 4x B 3x Fig.26 1. Remove electrodes 5. Insert a new burner gauze assembly with a new gasket and secure with 4 Torx screws. 2. Undo 3 retaining clips on thermal insulation ring and remove thermal insulation ring Note...
  • Page 36: Checking The Flue Gas Non-Return Device

    Commissioning, inspection, maintenance Checking the flue gas non-return device Fig.27 1. Undo 3 screws and remove fan 4. Refit flue gas non-return device 2. Remove flue gas non-return device 5. Refit fan and secure with 3 screws. Torque: 3.0 Nm 3.
  • Page 37: Cleaning The Heating Surfaces

    Commissioning, inspection, maintenance Cleaning the heating surfaces Please note Note Do not damage the surfaces of the heat Discolouration on the heat exchanger surface is a nor- exchanger that come into contact with hot gas. mal sign of use. It has no bearing on the function and This can lead to corrosion damage.
  • Page 38: Checking The Neutralising System (If Installed) 26. Checking The Diaphragm Expansion Vessel And System Pressure

    Commissioning, inspection, maintenance Checking the neutralising system (if installed) Checking the diaphragm expansion vessel and system pressure Note 3. Top up with water until the charge pressure of the Check the diaphragm expansion vessel when the sys- cooled system is 0.1 to 0.2 bar (10 to 20 kPa) tem is cold.
  • Page 39: Checking The Flue System For Unrestricted Flow And Tightness

    Commissioning, inspection, maintenance Checking combustion quality (cont.) 3. Set the lower heating output (see page 39). 4. Check the CO content. Should the actual value deviate from the aforementioned ranges by more than 1 %, implement steps on page 38. 5.
  • Page 40 System version 1 One heating circuit without mixer A1, with or without DHW heating, with low loss header Fig. 32 ID: 4605521_1404_03 Vitodens 200-W Circulation pump for cylinder heating Outside temperature sensor (only for weather- DHW cylinder compensated control units)
  • Page 41 System version 2 One heating circuit with mixer M2, with or without DHW heating, with low loss header Fig. 33 ID: 4605522_1404_03 Vitodens 200-W Temperature limiter to restrict the maximum tem- Outside temperature sensor perature of underfloor heating systems Boiler circuit pump...
  • Page 42 System version 3 One heating circuit with mixer M2, with system separation, with or without DHW heating Fig. 34 ID: 4605523_1404_03 Vitodens 200-W Temperature limiter to restrict the maximum tem- Outside temperature sensor perature of underfloor heating systems Flow temperature sensor M2...
  • Page 43 One heating circuit without mixer, one heating circuit with mixer M2 (with extension kit), one heating circuit with mixer M3 (with extension kit) and low loss header (with or without DHW heating) Fig. 35 ID: 4605524_1404_03 Vitodens 200-W Heating circuit pump M2 Outside temperature sensor Extension kit, mixer M2...
  • Page 44: Adjusting The Heating Curves (Only For Weather-Compensated Control Units)

    System version 5 Multi boiler system with several heating circuits with mixer and low loss header (with or without DHW heating) Fig. 36 ID: 4605525_1404_02 Vitodens 200-W Extension kit, mixer M2 Vitotronic 300-K Heating circuit with mixer M3 (heating circuit 3)
  • Page 45 Commissioning, inspection, maintenance Adjusting the heating curves (only for… (cont.) Slope -5 -10 -15 -20 Outside temperature in °C Fig.37 Slope setting ranges: Reduced set room temperature ■ Underfloor heating systems: 0.2 to 0.8 ■ Low temperature heating systems: 0.8 to 1.6 Selecting the set room temperature Individually adjustable for each heating circuit.
  • Page 46: Connecting The Control Unit To The Lon

    Commissioning, inspection, maintenance Adjusting the heating curves (only for… (cont.) Extended menu: å 2. "Heating" 3. Select heating circuit. 4. "Heating curve" 5. "Slope" or "Level" 6. Select heating curve according to the system requirements. Outside temperature in °C Fig.40 Changing the slope Changing the level (vertical parallel offset of the heating curve)
  • Page 47: Scanning And Resetting The "Service" Display

    Commissioning, inspection, maintenance Connecting the control unit to the LON (cont.) Boiler control unit Vitotronic 200-H Vitotronic 200-H Vitocom Viessmann system number. Viessmann system number. Viessmann system number. — Code "98:1" Code "98:1" Code "98:1" LON subscriber fault monitor- LON subscriber fault moni- LON subscriber fault moni- —...
  • Page 48: Fitting The Front Panel

    Commissioning, inspection, maintenance Fitting the front panel Fig.41 Note Ensure the locking screws are fitted before operating. Instructing the system user The system installer should hand the operating instruc- tions to the system user and instruct the user in oper- ating the system.
  • Page 49: Calling Up Coding Level 1

    Code 1 Calling up coding level 1 On weather-compensated control units, codes are ■ displayed as plain text. ■ Codes that are not assigned due to the heating sys- tem equipment level or the setting of other codes are not displayed. Heating systems with one heating circuit without ■...
  • Page 50 Code 1 General/group "1" (cont.) Coding Coding in the delivered condition Possible change System design 00:1 System version 1: 00:2 For system schemes, see the follow- One heating circuit without mixer ing table: A1 (heating circuit 1), without DHW 00:10 heating Value ad- System ver-...
  • Page 51: Boiler/Group "2

    Code 1 General/group "1" (cont.) Coding in the delivered condition Possible change Subscriber no. 77:1 LON subscriber number (only for 77:2 LON subscriber number adjustable weather-compensated control from 1 to 99: units) 77:99 1 - 4 = Boiler 5 = Cascade 10 - 97 = Vitotronic 200-H 98 = Vitogate 99 = Vitocom...
  • Page 52: Dhw/Group "3

    Code 1 Boiler/group "2" (cont.) Coding in the delivered condition Possible change Service interval in months 23:0 No interval for burner service 23:1 Interval adjustable from 1 to 24 months 23:24 Service status 24:0 No "Service" indication on the dis- 24:1 "Service"...
  • Page 53: Heating Circuit 1, Heating Circuit 2, Heating Circuit 3/Group "5

    Code 1 Solar/group "4" (cont.) Coding Coding in the delivered condition Possible change Speed control solar circuit pump 02:0 Solar circuit pump is not speed- 02:1 Solar circuit pump is speed-control- controlled. led with wave packet control. 02:2 Solar circuit pump is speed-control- led with PWM control.
  • Page 54 Code 1 Heating circuit 1, heating circuit 2, heating… (cont.) Coding Coding in the delivered condition Possible change Priority DHW heating A2:2 Cylinder priority applicable to heat- A2:0 Without cylinder priority for heating ing circuit pump and mixer circuit pump and mixer A2:1 Cylinder priority only for mixers A2:3...
  • Page 55 Code 1 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change Extended economy function mixer A7:0 Without mixer economy function. A7:1 With mixer economy function (exten- Only for a weather-compensated ded heating circuit pump logic): control unit and heating circuit with Heating circuit pump also "OFF": mixer.
  • Page 56 Code 1 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change Min. flow temperature heating circuit C5:20 Electronic minimum flow tempera- C5:1 Minimum limit adjustable from 1 to ture limit 20 °C (only for weather- 127 °C (limited by boiler-specific pa- compensated control units) C5:127...
  • Page 57 Code 1 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change Pump control in "Only DHW" F6:25 In the "Only DHW" operating F6:0 In the "Only DHW" operating mode, mode, the circulation pump in the the circulation pump in the heating heating circuit connection set is circuit connection set is constantly...
  • Page 58: Calling Up Coding Level 2

    Code 2 Calling up coding level 2 All codes are accessible in coding level 2. ■ ■ Codes that are not assigned due to the heating sys- tem equipment level or the setting of other codes are not displayed. ■ The heating circuit without mixer is designated "Heating circuit 1"...
  • Page 59 Code 2 General/group "1" (cont.) Value ad- System ver- Description dress 00: ... sion One heating circuit without mixer A1 (heating circuit 1), with DHW heating (code is set automatically) One heating circuit with mixer M2 (heating circuit 2), without DHW heating One heating circuit with mixer (heating circuit 2), with DHW heating One heating circuit without mixer A1 (heating circuit 1) and one heating circuit with mixer M2 (heating circuit 2), without DHW heating (code is set automatically)
  • Page 60 Code 2 General/group "1" (cont.) Coding in the delivered condition Possible change 36:2 Function output : DHW circula- tion pump 39:2 Function output : Circulation 39:0 Function output : DHW circulation pump for cylinder heating pump 39:1 Function output : Heating circuit pump 3A:0 Function input DE1 at EA1 exten-...
  • Page 61 Code 2 General/group "1" (cont.) Coding in the delivered condition Possible change 3C:2 Function input DE3: External de- mand with set flow temperature Flow temperature setting: Coding address 9b Internal circulation pump function: Coding address 3F 3C:3 Function input DE3: External block- Internal circulation pump function: Coding address 3E 3C:4...
  • Page 62 Code 2 General/group "1" (cont.) Coding in the delivered condition Possible change 54:0 Without solar thermal system 54:1 With Vitosolic 100 (automatic recog- nition) 54:2 With Vitosolic 200 (automatic recog- nition) 54:4 With solar control module SM1 with auxiliary function, e.g. central heat- ing backup (automatic recognition) 6E:50 No measured outside temperature...
  • Page 63: Boiler/Group "2

    97:2 Control unit transmits outside tem- lised internally (only for weather- perature to Vitotronic 200-H compensated control units) 98:1 Viessmann system number 98:1 System number adjustable from 1 to In conjunction with monitoring sev- eral systems via Vitocom 300 98:5...
  • Page 64 Code 2 Boiler/group "2" (cont.) Coding Coding in the delivered condition Possible change 01:1 Single boiler system (only for con- 01:2 Multi boiler system with Vitotronic stant temperature control units) 300-K 04:1 Minimum burner pause time sub- 04:0 Minimum burner pause time set per- ject to the boiler load (specified by manently (specified by coding card) coding card)
  • Page 65: Dhw/Group "3

    Code 2 Boiler/group "2" (cont.) Coding in the delivered condition Possible change 31:... Set speed in % of the internal cir- 31:0 Set speed adjustable from 0 to culation pump when operated as 100 % boiler circuit pump, specified by 31:100 the coding card 38:0...
  • Page 66: Solar/Group "4

    Code 2 DHW/group "3" (cont.) Coding in the delivered condition Possible change 63:14 63:15 2 x daily 65:0 Do not adjust 67:40 For solar DHW heating: set DHW 67:0 Set DHW temperature adjustable temperature 40 °C. Reheating is from 0 to 95 °C (limited by boiler- suppressed above the selected set 67:95 specific parameters)
  • Page 67 Frost protection function for solar 0b:1 Frost protection function for solar cir- circuit switched off cuit switched on (not required with Viessmann heat transfer medium). 0C:1 Delta T monitoring enabled 0C:0 Delta T monitoring disabled No flow rate captured in the solar circuit, or flow rate too low.
  • Page 68 Code 2 Solar/group "4" (cont.) Coding in the delivered condition Possible change 12:10 Minimum collector temperature 12:0 No minimum limit enabled (minimum solar circuit pump start 12:1 Minimum collector temperature ad- temperature) 10 °C. justable from 1 to 90 °C 12:90 20:0 No extended control function ena-...
  • Page 69: Heating Circuit 1, Heating Circuit 2, Heating Circuit 3/Group "5

    Code 2 Heating circuit 1, heating circuit 2, heating circuit 3/group "5" Select "Heating circuit ..." for weather-compensated Select "5" for constant temperature control unit (see control unit (see page 58). page 58). Coding Coding in the delivered condition Possible change A0:0 Without remote control A0:1...
  • Page 70 Code 2 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change Note "Important" observe for code "A3". A5:5 With heating circuit pump logic A5:0 Without heating circuit pump logic function (economy control): Heat- function ing circuit pump "OFF"...
  • Page 71 Code 2 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change A9:7 With pump idle time: Heating cir- A9:0 Without pump idle time cuit pump "OFF" if the set value is A9:1 With pump idle time, adjustable from altered through a change in oper- 1 to 15.
  • Page 72 Code 2 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change d4:0 Heating curve level = 0 d4:–13 Heating curve level adjustable from 13 to 40 (see page 44) – d4:40 d5:0 The external operating program d5:1 The external operating program changeover switches the operating...
  • Page 73 Code 2 Heating circuit 1, heating circuit 2, heating… (cont.) Coding in the delivered condition Possible change F2:8 Time limit for party mode or exter- F2:0 No time limit for party mode nal operating program changeover F2:1 Time limit adjustable from 1 to 12 h via key: 8 h (only for weather-com- pensated control units) F2:12...
  • Page 74: Service Level

    Diagnosis and service scans Service level Weather-compensated control unit Constant temperature control unit Calling up the service level Service menu: Service menu: 1. Press OK and simultaneously for approx. 4 s. 1. Press OK and simultaneously for approx. 4 s. å...
  • Page 75: Diagnosis

    Diagnosis and service scans Diagnosis Operating data Weather-compensated control unit Constant temperature control unit Calling up operating data Operating data can be scanned in six areas. See "Di- Operating data can be called up in the "i" menu. ■ ■ agnosis"...
  • Page 76 Diagnosis and service scans Diagnosis (cont.) For an explanation of the relevant values in the individual lines and fields, see the following table: Line (brief Field scan) System scheme 01 to 10 Software version Software version Control unit Programming unit Appliance version Appliance ID CU-ID Number of KM BUS subscrib-...
  • Page 77 Diagnosis and service scans Diagnosis (cont.) For explanations of individual scans, see the following table: Brief scan Display System scheme 1 Software version Software version to 2 Control unit Programming unit Adjusted outside temperature Set boiler water temperature Common demand temperature Set cylinder temperature Number of KM BUS subscribers Number of LON subscribers...
  • Page 78: Checking Outputs (Relay Test)

    Diagnosis and service scans Diagnosis (cont.) Brief scan Display Night circulation, solar thermal system (number) Differential temperature monitoring Solar central Output 22 switch- heating backup ing state 0: disabled 0: OFF 1: enabled 1: ON OpenTherm extension (if installed) Software ver- DHW heating sta- External hook-up 0 - 10 V sion...
  • Page 79 Diagnosis and service scans Checking outputs (relay test) (cont.) 3. Select required actuator (output) with (see fol- 4. Confirm selected actuator with OK. lowing table): The display shows the number for the activated actuator and "ON". The following actuators (relay outputs) can be controlled subject to system design: Display Explanation All actuators are off...
  • Page 80: Fault Display

    Troubleshooting Fault display Weather-compensated control unit In the event of a fault, red fault indicator flashes. Calling up acknowledged faults " " flashes on the display and "Fault" is shown. Select "Fault" in the standard menu. The current faults will be displayed in a list. Calling up fault codes from the fault memory (fault history) The 10 most recent faults (including resolved ones)
  • Page 81: Fault Codes

    Troubleshooting Fault display (cont.) Calling up acknowledged faults 1. Press OK and simultaneously for approx. 4 s. å Press OK for approx. 4 s. 2. Select " " and activate fault history with OK. ã The 10 most recent faults (including resolved ones) are saved and can be called up.
  • Page 82 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Burner blocked Lead break, boiler Check boiler water tem- water temperature perature sensors (see sensor page 91) Mixer closes Short circuit, flow Check flow temperature temperature sen- sensor (see page 93) sor, heating circuit...
  • Page 83 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics No solar DHW heat- Lead break, cylin- Check temperature sen- der temperature on solar control sensor module or sensor on the Vitosolic. Control mode No flow rate in so- Check solar circuit pump lar circuit or flow and solar circuit.
  • Page 84 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Control mode without Communication er- Check connections, ca- remote control ror, Vitotrol remote ble, coding address "A0" control, heating cir- in "Heating circuit" cuit 1 (without mix- group and remote control settings (see page 119).
  • Page 85 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Control mode Communication er- Check connections, ror, Vitocom 100, Vitocom 100 and coding type GSM address "95" in group "General"/1 Control mode Communication er- Replace LON communi- ror, LON communi- cation module cation module...
  • Page 86 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Burner in a fault state Heating water flow Ensure adequate circula- rate too low during tion volume. calibration. Flow Check flow switch. switch has shut Remove scaling and down.
  • Page 87 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Burner in a fault state Ionisation current Check flue system; reme- outside permissible dy flue gas recirculation if range during cali- required. bration (excessive In open flue operation, deviation from pre- prevent high incidence of vious level)
  • Page 88 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Burner in a fault state Flame is lost imme- Check gas supply (gas diately after it has pressure and gas flow built (during the switch). safety time).
  • Page 89 Troubleshooting Fault codes (cont.) Displayed Const. Weather- System characteris- Cause Measures fault code comp. tics Burner in a fault state Coding card miss- Insert coding card. and additional fault Press reset button R. b7 is displayed Replace control unit if fault persists.
  • Page 90: Maintenance

    Troubleshooting Maintenance Checking the outside temperature sensor (weather-compensated control unit) Fig.47 1. Pull plug "X3" from the control unit. 2. Test the resistance of the outside temperature sen- sor across terminals "X3.1" and "X3.2" on the dis- connected plug and compare it with the curve. 3.
  • Page 91: Checking The Boiler Water Temperature Sensors, Cylinder Tempera- Ture Sensor Or Flow Temperature Sensor For The Low Loss Header

    Troubleshooting Maintenance (cont.) Checking the boiler water temperature sensors, cylinder temperature sensor or flow tempera- ture sensor for the low loss header ■ Boiler water temperature sensor 1 2. Check the sensor resistance and compare it with Pull the leads from boiler water temperature sen- the curve.
  • Page 92: Checking The Fuse

    Troubleshooting Maintenance (cont.) 3. Press reset button R and repeat commissioning. The check is repeated until it is completed success- fully. Checking the fuse Fig.53 1. Switch off the power. 3. Remove cover 2. Release the side closures and pivot the control unit 4.
  • Page 93: Check Vitotronic 200-H (Accessory)

    Troubleshooting Maintenance (cont.) Changing the rotational direction of the mixer motor (if required) 1. Remove the upper casing cover of the extension kit. Danger An electric shock can be life-threatening. Before opening the boiler, disconnect from the mains voltage, e.g. at the fuse or the mains isolator.
  • Page 94 Troubleshooting Maintenance (cont.)
  • Page 95: Parts Lists Overview Of Assemblies

    Parts lists Overview of assemblies The following details are required when ordering parts: ■ Serial no. (see type plate ■ Assembly (from this parts list) Position number of the individual part within the ■ assembly (from this parts list) Fig.56 Type plate Control unit assembly Casing assembly...
  • Page 96: Casing Assembly

    Parts lists Casing assembly 0003 0008 0001 0008 0004 0008 0008 0008 0008 0009 0006 0007 0005 0002 0001 0002 Fig.57...
  • Page 97 Parts lists Casing assembly (cont.) Pos. Part 0001 Fixing clip (2 pce) 0002 Logo 0003 Wall mounting bracket 0004 Cover panel 0005 Front panel 0006 Control unit support 0007 Contact guard 0008 Grommet set 0009 Adjustable foot M 8 x 80...
  • Page 98: Heat Cell Assembly

    Parts lists Heat cell assembly 0003 0002 0010 0002 0004 0003 0004 0009 0005 0006 0009 0011 0013 0011 0015 0007 0012 0014 0012 0008 0013 0012 0001 0013 0013 Fig.58...
  • Page 99 Parts lists Heat cell assembly (cont.) Pos. Part 0001 Condensate hose 0002 Lip seal, system D 80 0003 Ventilation air gasket DN 125, condensing 0004 Boiler flue connection plug 0005 Flue gas temperature sensor 0006 Heat exchanger 0007 Condensate hose 0008 Gas pipe 0009...
  • Page 100: Burner Assembly

    Parts lists Burner assembly 0009 0002 0003 0013 0016 0003 0002 0003 0005 0006 0010 0004 0005 0011 0005 0006 0015 0006 0007 0010 0008 0001 0014 0012 Fig.59...
  • Page 101 Parts lists Burner assembly (cont.) Pos. Part 0001 Gas train CES 0002 Burner gasket 0003 Burner gauze assembly gasket 0004 Burner door 0005 Gasket, ignition electrode (5 pce) 0006 Gasket, ionisation electrode (5 pce) 0007 Ignition unit 0008 Venturi extension 0009 Thermal insulation ring 0010...
  • Page 102: Hydraulic Assembly

    Parts lists Hydraulic assembly 0001 0004 0008 0008 0004 0006 0008 0004 0010 0004 0005 0002 0006 0006 0008 0009 0012 0010 0007 0012 0010 0011 0008 0007 0012 Fig.60...
  • Page 103 Parts lists Hydraulic assembly (cont.) Pos. Part 0001 Temperature sensor (2 pce) 0002 Quick-action air vent valve G 3/8 0004 O-ring gasket set 34.59 x 2.62 0005 Flow control switch 0006 Connection pipe HR 0007 Connection pipe HR 0008 Clip 8 (5 pce) 0009 Air vent container...
  • Page 104: Control Unit Assembly

    Parts lists Control unit assembly 0002 0008 0009 0004 0009 0005 0015 0001 0003 0020 0015 0014 0005 0004 0017 0015 0006 0018 0007 0013 0010 0011 Fig.61...
  • Page 105 Parts lists Control unit assembly (cont.) Pos. Part 0001 Control unit VBC135-A10.001 0002 Casing back panel 0003 Coding card 2567:0201 0003 Coding card 2568:0201 0004 Fuse, 6.3 A (slow), 250 V (10 pce) 0005 Fuse holder, 6.3 A (slow) 0006 Vitotronic 200 HO1B 0007 Vitotronic 100 HC1B programming unit...
  • Page 106: Miscellaneous

    Parts lists Miscellaneous 0001 0002 0004 0003 0005 Fig.62...
  • Page 107 Parts lists Miscellaneous (cont.) Pos. Part 0001 Touch-up spray paint, white, 150 ml 0002 Touch-up paint stick, white 0003 Installation and service instructions 0004 Vitotronic 100 HC1B operating instructions 0005 Vitotronic 200 HO1B operating instructions...
  • Page 108: Function Description Constant Temperature Control Unit

    Function description Constant temperature control unit °C Fig.63 Heating mode The selected set boiler water temperature will be main- The electronic temperature limiter inside the burner tained when a demand is being raised by the room control unit limits the boiler water temperature. thermostat and the heating program is set to DHW and Flow temperature setting range: 20 to 74 °C.
  • Page 109: Heating Mode

    Function description Weather-compensated control unit (cont.) Heating mode The control unit determines a set boiler water tempera- The electronic temperature limiter inside the burner ture subject to outside temperature or room tempera- control unit limits the boiler water temperature. ture (if a room temperature-dependent remote control is connected) and to the slope level of the heating curve.
  • Page 110: Internal Extensions (Accessories)

    Function description Internal extensions (accessories) Internal extension H1 Fig.65 The internal extension is integrated into the control unit ■ Heating circuit pump for heating circuit without mixer casing. The following alternative functions can be con- (code "53:2") nected to relay output .
  • Page 111: Internal Extension H2

    Function description Internal extensions (accessories) (cont.) Internal extension H2 Fig.66 The internal extension is integrated into the control unit ■ Heating circuit pump for heating circuit without mixer casing. The following alternative functions can be con- (code "53:2") nected to relay output .
  • Page 112: External Extensions (Accessories)

    Function description External extensions (accessories) Extension AM1 Fig.67 Circulation pump A Power supply for additional accessories fÖ Circulation pump KM BUS Power supply fÖ Functions Select the output functions by means of the codes on the boiler control unit. One of the following circulation pumps can be connec- ted to each of the connections A1 and A2: Heating circuit pump for the heating circuit without ■...
  • Page 113: Ea1 Extension

    Function description External extensions (accessories) (cont.) EA1 extension Fig.68 MCB/fuse Power supply fÖ Digital input 1 Power supply for additional accessories fÖ Digital input 2 Central fault message/feed pump/DHW circu- Digital input 3 lation pump (potential-free) 10 V 0 10 V input KM BUS –...
  • Page 114: Control Functions

    Function description External extensions (accessories) (cont.) Assigning the operating program changeover DHW circulation pump runtime for brief operation function to the heating circuits The DHW circulation pump is started by closing the Select the operating program changeover function for contact at DE1, DE2 or DE3 by means of a pushbut- the respective heating circuit via coding address d8 in ton.
  • Page 115: External Blocking

    Function description Control functions (cont.) Heating program - changeover Code Changeover via input DE1 d8:1 Changeover via input DE2 d8:2 Changeover via input DE3 d8:3 You can select which direction the heating program changeover takes in coding address "d5" in the "Heat- ing circuit"...
  • Page 116: Venting Program

    Function description Control functions (cont.) External demand Code Input DE1 3A:2 Input DE2 3b:2 Input DE3 3C:2 The effect on the internal circulation pump is selected The minimum set boiler water temperature in case of in coding address "3F" in the "General" group. external demand is selected in coding address "9b"...
  • Page 117 Function description Control functions (cont.) Temperature profile 3: Code "F1:3" Days Fig.71 Temperature profile 4: Code "F1:4" Days Fig.72 Temperature profile 5: Code "F1:5" Days Fig.73 Temperature profile 6: Code "F1:6" Days Fig.74 Temperature profile 7: Code "F1:15" Days Fig.75...
  • Page 118: Raising The Reduced Room Temperature

    Function description Control functions (cont.) Raising the reduced room temperature During operation with reduced room temperature, the The outside temperature limits for the start and end of reduced set room temperature can be automatically temperature raising can be set in coding addresses raised subject to the outside temperature.
  • Page 119: Assigning Heating Circuits To The Remote Control

    Function description Control functions (cont.) Example using the settings in the delivered condition Time in h Fig.77 Start of operation with standard room temperature Set boiler water or flow temperature in accordance with the selected heating curve Set boiler water or flow temperature in accordance with coding address "FA": C + 20 % = 60 °...
  • Page 120: Electronic Combustion Control Unit

    Function description Assigning heating circuits to the remote control (cont.) Note One heating circuit can be assigned to the Vitotrol 200A and 200 RF. Up to three heating circuits can be assigned to the Vitotrol 300A and 300 RF. A maximum of 2 hardwired remote control units or 3 wireless remote controls may be connected to the con- trol unit.
  • Page 121: Connection And Wiring Dia-Internal Connections

    Connection and wiring diagram Internal connections Fig.78 Main PCB Flow switch X... Electrical interfaces Ignition unit Boiler water temperature sensor Fan motor § a-Ö Boiler water temperature sensor A Fan motor control § a-Ö Ionisation electrode Modulation coil a:Ö Flue gas temperature sensor...
  • Page 122: Gram External Connections

    Connection and wiring diagram External connections Fig.79 A1 Main PCB Flow temperature sensor, low loss header A2 Power supply unit Cylinder temperature sensor A3 Optolink (plug on the cable harness) A4 Burner control unit Heating circuit pump or boiler circuit pump sÖ...
  • Page 123: Commissioning/Service

    Commissioning/service reports Settings and actual values Set value Commissioning Maintenance/ Service Date Signature Static pressure mbar 57.5 ≤ 5.75 ≤ Supply pressure (flow pressure) for natural gas E mbar 17.4-25 1.74-2.5 for natural gas LL mbar 17.4-25 1.74-2.5 for LPG mbar 42.5-57.5 4.25-5.75...
  • Page 124: Specification

    Specification Specification Gas boiler, category II 2N3P 12 (17) - 45 12 (17) - 60 Rated heating output range 50/30 °C Rated heating input range 11.2 (16.1) - 42.2 11.2 (16.1) - 56.2 Rated voltage Rated frequency Rated current Backup fuse (power supply) Power consumption in the delivered condition Electronic temperature limiter setting (fixed) °C...
  • Page 125: Certificates Declaration Of Conformity

    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 297 EN 60 335-1...
  • Page 126: Keyword Index

    Keyword index Keyword index Gas type..............30 Acknowledging a fault display........80 Gas type conversion..........30 Boiler, opening............26 Heating circuit assignment........119 Boiler water temperature sensor ....... 91 Heating curve............. 44 Boosting DHW heating..........109 Heating curve level.............45 Brief scans..............75 Heating curve slope...........
  • Page 127 Keyword index Keyword index (cont.) System pressure............26 System schemes..........39, 49 Wiring diagram............121 Tightness test, balanced flue system......33 Time, setting...............28 Venting............... 27 Venting program............116 Vitotronic 200-H............93...
  • Page 128 Applicability Serial No.: 7538256 7538257 Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telephone: +49 6452 70-0 Shropshire, TF1 7YP, GB Fax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.com Fax: +44 1952 675040 E-mail: info-uk@viessmann.com...

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