Viessmann B1HF Installation And Service Instructions Manual Download Page 114

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114

Port 80........................................................................28
Port 8883....................................................................28

Range of WiFi connections........................................ 29
Reduced set room temperature................................. 94
Repairs.......................................................................82
Report...................................................................... 101
Requirements.............................................................28
Room temperature, set
– Setting..................................................................... 94

Trap...................................................................... 20, 50
Type plate.....................................................................9

Venting function..........................................................38
Venting program.........................................................93

WiFi connection..........................................................36
WiFi connection range............................................... 29
WiFi network.............................................................. 36
WiFi router..................................................................28
Wiring diagram........................................................... 98

Keyword index

Keyword index

(cont.)

6167586

Summary of Contents for B1HF

Page 1: ...1HF B1KF 3 2 to 32 kW Type B1HF M B1KF M for multiple connection 5 7 to 32 kW Wall mounted gas condensing boiler Natural gas and LPG version Gas Council No B1HF 41 819 51 41 819 48 41 819 49 41 819 50 B1KF 47 819 50 47 819 51 47 819 52 VITODENS 100 W 6167586 GB 3 2021 Please keep safe ...

Page 2: ... system installer or a qualified per son authorised by the installer Regulations to be observed National installation regulations Statutory regulations for the prevention of accidents Statutory regulations for environmental protection Codes of practice of the relevant trade associations Relevant country specific safety regu lations Safety instructions for working on the system Working on the syste...

Page 3: ...ase note Repairing components that fulfil a safety function can compromise the safe operation of the system Replace faulty components only with genuine Viessmann spare parts Auxiliary components spare and wearing parts Please note Spare and wearing parts that have not been tested together with the system can compromise its func tion Installing non authorised com ponents and making non approved mod...

Page 4: ...ater escapes from the appliance there is a risk of scalding Never touch hot heating water Condensate Danger Contact with condensate can be harmful to health Never let condensate touch your skin or eyes and do not swallow it Flue systems and combustion air Ensure that flue systems are clear and cannot be sealed for instance due to accumulation of condensate or other external causes Ensure an adequa...

Page 5: ...nces that exhausts air to the outside can result in life threatening poisoning due to a reverse flow of flue gas Fit an interlock circuit or take suita ble steps to ensure an adequate supply of combustion air Safety instructions Safety instructions cont 6167586 ...

Page 6: ...ing the cylinder temperature sensor 25 Connecting the DHW circulation pump only type B1HF 25 Floating switching contact connection 26 Power supply fÖ 27 Routing connecting cables leads 28 WiFi operational reliability and system requirements 28 Wireless signal range of WiFi connection 29 Angle of penetration 29 Closing the wiring chamber 30 Fitting the front panel 30 4 Commissioning inspec tion mai...

Page 7: ...ram 93 Heating curve 93 Screed drying 95 DHW heating 97 External heating circuit hook up if installed 97 9 Connection and wiring dia gram HBMU heat management unit 98 10 Commissioning service reports 101 11 Specification Specification 102 Gas condensing boiler 102 Gas condensing combi boiler 105 Electronic combustion control unit 110 12 Disposal Final decommissioning and disposal 111 13 Certificat...

Page 8: ...al losses and environ mental pollution Live electrical area Pay particular attention Component must audibly click into place or Acoustic signal Fit new component or In conjunction with a tool Clean the sur face Dispose of component correctly Dispose of component at a suitable collec tion point Do not dispose of component in domestic waste The steps in connection with commissioning inspec tion and ...

Page 9: ...integrated compo nents Modulating MatriX Plus burner for natural gas and LPG Hydraulics with 3 way diverter valve and variable speed high efficiency circulation pump Type B1KF Plate heat exchanger for DHW heating Weather compensated or constant temperature con trol unit Integral diaphragm expansion vessel 8 l capacity The selected gas category in the delivered condition and the associated nominal ...

Page 10: ...ntry in question System examples System examples with hydraulic and electrical connec tion diagrams and function descriptions are available to help setting up the heating system Detailed information on system examples can be found at www viessmann schemes com Spare parts lists Information about spare parts can be found at www viessmann com etapp or in the Viessmann spare part app Information Produ...

Page 11: ...sing combi boiler A Condensate drain B Heating flow C DHW gas condensing combi boiler Cylinder flow gas condensing system boiler D Gas connection E Cold water gas condensing combi boiler Cylinder return gas condensing system boiler F Heating return G Filling draining Preparing for installation Preparing for installation 6167586 Installation ...

Page 12: ...ansion plugs SX 10 x 80 For other construction materials use fixing materi als with sufficient load bearing capacity 2 Prepare the water connections to the valves fittings of the mounting bracket Thoroughly flush the heating system Please note To prevent appliance damage connect all pipework so that it is free of load and torque stress Note If an on site expansion vessel also has to be instal led ...

Page 13: ...sembly Safety assembly H is included in the standard delivery and requires installing Only use a non return valve or a combined shut off and non return valve in conjunction with a safety valve If the safety valve is used the cold water shut off valve on the boiler must not be shut off Remove the toggle on the cold water shut off valve if installed to prevent manual shut off Preparing for installat...

Page 14: ...14 1 4 5 3 2 Fig 4 Installation sequence Removing the boiler from the packaging 6167586 Installation ...

Page 15: ...panel forwards slightly and lift away upwards Mounting the boiler on the pre plumbing jig or mounting frame Note Various installation components can be found in a sep arate pack Keep the installation components safe as they will be required for later installation Installation sequence Mounting the boiler and making connections 6167586 Installation ...

Page 16: ...following accesso ries Pre plumbing jig Mounting frame Plumbing wall mounting frame 1 Replace gaskets Internal gasket diameter Gas connection Ø 18 5 mm Connections on the heating water side Ø 17 0 mm Note Gasket for gas connection is attached to the gas shut off valve Installation sequence Mounting the boiler and making connections cont 6167586 Installation ...

Page 17: ...ings if a torque wrench is avail able Check for gas tightness to BSI 6891 Torque settings Union nuts G 30 Nm Union nuts G 24 Nm When carrying out any work on gas connection fit tings hold with a suitable tool Never transfer any forces to the internal components 5 Tighten locking ring fittings so that they form a tight seal One turn beyond finger tight Fitting the boiler to the wall mounting bracke...

Page 18: ... side Ø 17 0 mm Note Gasket for gas connection is attached to the gas shut off valve 2 Suspend the Vitodens from the wall mounting bracket 3 Note Only remove the locking clip under the gas pipe union nut once the appliance has been installed Clip is no longer required Installation sequence Mounting the boiler and making connections cont 6167586 Installation ...

Page 19: ...ating flow R male thread B Cylinder flow G male thread C Gas connection R male thread D Cylinder return G male thread E Heating return R male thread F Filling draining Connection on the heating water side of the DHW cylinder The required intermediate pieces Rp female thread on the cylinder flow and return are part of the connection set for the DHW cylinder If no DHW cylinder is being connected sea...

Page 20: ... possible Please note The drain hose is used to route away any hot water discharged from the safety valve Lay and secure the drain hose in a way that prevents any risk of scalding Note Observe local waste water regulations Filling the trap with water Fig 11 Pour at least 0 3 l of water into the flue gas connection Please note During commissioning flue gas may escape from the condensate drain Alway...

Page 21: ...ownstream of the fan A further back draught safety device order separately must be installed in the flue system above the boiler flue connection Only carry out commissioning when the following conditions have been met Unrestricted flow in the flue gas routes Positive pressure flue system is gas tight Inspection port covers checked for secure and tight seating Apertures for supplying sufficient com...

Page 22: ...vices for the tightness test Leak detection agents with unsuitable constit uents e g nitrides sulphides can cause material damage Remove residues of the leak detection agent after testing Please note Excessive test pressure will damage the boiler and gas solenoid valve Max test pressure 150 mbar 15 kPa If a higher pressure is required for leak tests disconnect the boiler and the gas solenoid valve...

Page 23: ...rther if measured at its test point The pressure drop is relative to the heat input of the boiler kW Observe minimum gas pressure at the gas fitting in accordance with the table see page 41 Electrical connections Opening the wiring chamber 1 3 2x 2 Fig 13 Please note Electronic assemblies can be damaged by elec trostatic discharge Prior to commencing any work touch earthed objects such as heating ...

Page 24: ...ing input lH 230 V 230 V output 230 V room thermostat connection sÖ Heating circuit pump a Ö Fan motor dG Gas solenoid valve gF Ignition unit ionisation sA No function assigned C Cylinder temperature sensor system boiler D Remote control OpenTherm device E Outside temperature sensor XsÖ Equipotential bonding earth conductor Note on connecting accessories When connecting accessories observe the sep...

Page 25: ...Not above windows doors or vents Not immediately below balconies or gutters Never render over Outside temperature sensor connection See page 24 2 core lead length up to 35 m with a cross section of 1 5 mm2 Connecting the low loss header sensor The sensor of the low loss header is connected to the accessory extension EM P1 or EM M1 MX ADIO elec tronics module respectively See installation instructi...

Page 26: ...nt in Commissioning Notes on connecting PlusBus subscribers As a maximum the following PlusBus subscribers can be connected to the control unit terminal 1 One EM M1 or EM MX extension One Vitotrol 200 E One EM EA1 extension One EM S1 extension One EM P1 extension Note The number of PlusBus subscribers is limited Max one Vitotrol 200 E plus a maximum of 3 additional extensions e g EM M1 or EM EA1 E...

Page 27: ...re the terminals and bundle close to the corresponding terminals Secure cables leads with cable ties Power supply fÖ Danger Incorrectly executed electrical installations can result in injuries from electrical current and dam age to the appliance Connect the power supply and implement all safety measures e g RCD circuit in accord ance with the following regulations IEC 60364 4 41 IEEE Wiring Regula...

Page 28: ... they will be damaged When routing and securing cables leads on site ensure that the maximum permissible tempera tures for these cables leads are not exceeded WiFi operational reliability and system requirements WiFi router system requirement WiFi router with activated WiFi The WiFi router must be protected by a sufficiently secure WPA2 password The WiFi router must always have the latest firm war...

Page 29: ...from these devices Computers Audio and video systems Devices with active WiFi connection Electronic transformers Pre ballasts Install the heat generator as close as possible to the WiFi router to ensure a good WiFi connection The sig nal strength can be displayed on the heat generator see the operating instructions Note The WiFi signal strength can be increased with com mercially available WiFi re...

Page 30: ...30 1 3 2x 2 Fig 21 Fitting the front panel 1 2 Fig 22 Installation sequence Closing the wiring chamber 6167586 Installation ...

Page 31: ... burner gauze assembly 47 18 Checking and adjusting the ignition and ionisation electrodes 48 19 Checking the back draught safety devices 48 20 Cleaning the heating surfaces 49 21 Checking the condensate drain and cleaning the trap 50 22 Installing the burner 51 23 Checking the neutralising system if installed 24 Checking the flow limiter only for gas condensing combi boiler 52 25 Checking the exp...

Page 32: ... 2 Use to select b 5 and confirm with OK Note AP and appear on the display Confirm with OK to start the connection with the software tool see chapter Commissioning via software tool 3 press for 4 s to start the commissioning assistant 3 For further steps see commissioning assistant in the following overview Commissioning via software tool Note Apps for commissioning and service are available for i...

Page 33: ...o press and hold for 3 s C 3 Gas type 2 Natural gas 3 Liquid gas LPG C 5 Flue system 1 Open flue 60 mm 2 Room sealed 60 100 mm 3 Open flue 80 125 mm 4 Room sealed 80 125 mm C 6 Flue length Given in full metres round up if necessary Note An additional length of 1 m must be factored in for every flue bend C 7 Operating mode 1 Constant operation with time program 4 Weather compensated 13 Constant ope...

Page 34: ...em schemes 11 18 and the DHW circulation pump can be set via the software tool 11 1 heating circuit with mixer without low loss header 12 1 heating circuit with mixer with low loss header 13 1 heating circuit with mixer without low loss header DHW cylinder 14 1 direct heating circuit 1 heating circuit with mixer without low loss header DHW cylinder 15 1 heating circuit with mixer with low loss hea...

Page 35: ...00 E with subscriber number 1 installed all installed heating circuits can be controlled via the Vitotrol 200 E After the final setting C 15 has been completed End appears on the dis play Confirm with OK The commissioning is started the flue temperature sensor test is launched and Fst appears on the display Maintenance Interval in burner hours run until next maintenance Can be adjusted via the sof...

Page 36: ...n Operating instructions Affix a further credentials label here so it can be found for subsequent use Fig 23 Affix a label in the operating instructions Note If the communication module is to be switched on or off press simultaneously for 4 s Filling the heating system According to EN 1717 as a heat transfer medium for DHW heating the heating water must meet fluid cate gory 3 This requirement is m...

Page 37: ...ctivating the filling function If the filling function is to be activated after commis sioning Tap the following buttons 1 and OK simultaneously for approx 4 s then release 2 Use to select b 5 for the commissioning assistant 3 OK 4 The display shows AP Press for 4 s 5 Use to select C 1 for the filling function 6 OK 7 to select ON for filling 8 OK The filling function is activated The display shows...

Page 38: ...ith the prevailing gas quality For operation with natural gas no adjustment is therefore required across the entire Wobbe index range The boiler can be operated within the Wobbe index range 9 5 to 15 2 kWh m3 34 2 to 54 7 MJ m3 For operation with LPG the gas type needs to be changed on the control unit see following chapter 1 Determine the gas type and Wobbe index by ask ing your local gas supply ...

Page 39: ...trol unit and power supply connections When working on the appliance isolate the system from the power supply e g at a sepa rate MCB fuse or a mains isolator Check the system is no longer live and safeguard against reconnection Prior to working on the appliance wait at least 4 min until the voltage has completely dropped out 3 2 1 2x Fig 25 Commissioning inspection maintenance Removing the front p...

Page 40: ...dance with the table see page 41 Operation with LPG Purge the LPG tank twice on commissioning replace ment Vent the tank and gas connection line thoroughly after purging A Fig 26 01 Turn off the ON OFF switch 02 Close the gas shut off valve 03 Undo screw A inside test connector on the gas solenoid valve but do not remove it Connect the pressure gauge 04 Open the gas shut off valve 05 Measure the s...

Page 41: ...e to 20 mbar 2 0 kPa for natural gas and 50 mbar 5 0 kPa for LPG Notify the gas supply utility or LPG supplier Function sequence and possible faults Display Measure Control unit issues a heat demand No Increase set value Ensure heat transfer Yes Fan starts No Fault 59 457 Check the fan connecting ca bles Check the fan power supply Yes Ignition No Fault 359 Check ignition module con trol voltage 23...

Page 42: ...ructions For further details regarding faults see Troubleshoot ing Setting the maximum heating output A limit can be set on the maximum heating output for heating mode The limit is set via the modulation range B1HF 11 The max heating output is not adjustable Tap the following buttons 1 and OK simultaneously for approx 4 s then release 2 Use to select b 2 for system configura tion 3 OK 4 Use to sel...

Page 43: ... the following values Rated heating output in kW Speed settings in the de livered condition in Min pump rate Max pump rate 11 40 60 19 40 65 25 40 75 32 40 100 In the following system conditions the internal circu lation pump is operated at a constant speed Low loss header or heating water buffer cylinder and heating circuits with mixer Constant operation Residual head of integral circulation pump...

Page 44: ...ue systems tested together with the heat generator there is no requirement for a tightness test overpressure test during commissioning by the flue gas inspector In this case we recommend that a simple tightness test is carried out during system commissioning For this check the CO2 or O2 concentration in the combus tion air at the annular gap of the balanced flue pipe If the CO2 concentration is le...

Page 45: ...haft 7 80 125 mm Minimum shaft cross section Square 175 x 175 mm Round 7 195 mm Height between floors min 2 5 m Max 6 boilers with the same rated heating output connected to the flue system Removing the burner Danger Contact with live components can lead to seri ous injury from electric current Some compo nents on PCBs remain live even after the power supply has been switched off Never touch the w...

Page 46: ...ng 3 Disconnect cables and leads from Fan motor A 2 plugs Ionisation electrode B Ignition unit C Earth D 4 Undo gas supply pipe fitting E 5 Undo 4 screws F and remove the burner Note Cover gas connection E so that no small parts can fall into it Commissioning inspection maintenance Removing the burner cont 6167586 ...

Page 47: ...ation ring F and burner gauze assembly D with gasket E Observe correct installation position Align the tab as per the dia gram 7 Align the hole in burner gauze assembly D with the burner door pin Secure burner gauze assembly D and gasket E with Torx screw C Tighten screws as tightly as necessary and ensure that the components are undamaged and are func tioning correctly throughout service life Obs...

Page 48: ...ighten screws as tightly as necessary and ensure that the components are undamaged and are func tioning correctly throughout service life Observe torque settings if a torque wrench is avail able Tighten the electrode fixing screws to a torque of 4 5 Nm Checking the back draught safety devices Only for multiple connections to a flue system or multi boiler systems with a flue gas cascade Back draugh...

Page 49: ...3 Refit the balanced flue system 4 Pour a small amount of water through the inspec tion port to ensure the back draught safety device is working Cleaning the heating surfaces Please note Scratches to the surfaces of the heat exchanger that come into contact with hot gas can result in corrosion damage Brushing can cause deposits to become lodged in the gaps between the coils Never use brushes to cl...

Page 50: ...t unit forwards 2 Cover electronic components with suitable water tight material 3 Remove the black supply hose 4 Pull trap upwards out of the drain hose 5 Hold trap as straight as possible and remove Ensure that no condensate runs out 6 Clean the trap 7 Fill the trap with water and refit it on the drain hose Please note If the trap is not filled with water flue gas can escape Only start the appli...

Page 51: ...ws as tightly as necessary and ensure that the components are undamaged and are func tioning correctly throughout service life Observe torque settings if a torque wrench is avail able Torque 6 5 Nm 2 Fit gas supply pipe E with a new gasket Tighten screws as tightly as necessary and ensure that the components are undamaged and are func tioning correctly throughout service life Observe torque settin...

Page 52: ...D Checking the neutralising system if installed Checking the flow limiter only for gas condensing combi boiler A 2 4 3 Fig 38 1 Drain the boiler on the DHW side 2 Remove the spring clip 3 Remove the DHW flow sensor 4 Check flow limiter A Replace in case of exces sive scaling or damage Reinsert 5 Mount DHW flow sensor with new gaskets Danger Risk of electric shock from escaping heating water or DHW...

Page 53: ... the home screen repeatedly until the pressure gauge symbol is displayed 2 If the pre charge pressure of the expansion vessel is lower than the static system pressure Top up with nitrogen at the valve of the diaphragm expan sion vessel until the pre charge pressure is 0 1 to 0 2 bar 10 to 20 kPa higher than the static system pressure 3 Top up with water until the charge pressure of the cooled syst...

Page 54: ...ck gas equipment including inside the appli ance for leaks Note Only use suitable and approved leak detection agents EN 14291 and devices for the tightness test Leak detection agents with unsuitable constituents e g nitrides sulphides can cause material damage Remove residues of the leak detection agent after test ing Fitting the front panel See page 30 Checking the combustion quality The electron...

Page 55: ...lue gas port A on the boiler flue connection 2 Open the gas shut off valve Start the boiler Cre ate a heat demand 3 Adjust the lower heating output See the following chapter 4 Check the CO2 content If the actual value deviates from the permissible ranges implement steps lis ted above 5 Enter the actual value into the report 6 Adjust the upper heating output See the following chapter 7 Check the CO...

Page 56: ... set the slope 7 OK 8 Use to set the level 9 OK to confirm 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 This includes all components installed as accessories e g remote control units In addition the system instal ler must make the user aware of the required mainte nance work DHW hygiene Fo...

Page 57: ...ues in bold are factory settings 1 Set flow temperature for external demand Setting Explanations Set flow temperature for external demand 70 Set flow temperature in the delivered condition 70 C 20 to 82 Set flow temperature adjustable from 20 to 82 C in 1 C increments 2 Primary circuit pump operating mode Setting Explanations 1 Automatic Switched on regardless of current temperature level 7 Switch...

Page 58: ... speed of the internal circulation pump in heating mode with standard room temperature Delivered condition specified by settings specific to the heat generator 0 to 100 Maximum speed adjustable from 0 to 100 5 Screed drying Setting Explanations Not active 0 Screed drying can be set in accordance with selecta ble temperature time profiles For individual profile curves see chapter Function descripti...

Page 59: ...he influence of the room temperature on the set flow temperature of the heating circuit heating curve Operation with room temperature hook up must be set for the heating cir cuit Only change the value for systems with one heat ing circuit For a sample calculation see chapter Heating curve under Function description 8 8 Maximum limit in the delivered condition 0 to 64 Setting range 11 Maximum flow ...

Page 60: ...ration 0 In standby mode permanently switched off 1 24 In standby mode started 1 to 24 times per day for 10 min each time 1668 0 Pump control heating circuit pump 2 in standby mode Setting Explanations Operating mode heating circuit pump 2 only when in constant operation 0 In standby mode permanently switched off 1 24 In standby mode started 1 to 24 times per day for 10 min each time 2426 1 Weathe...

Page 61: ...t on rotary switch S1 at each extension Observe maximum number of PlusBus subscribers see note in chapter Connection Fig 40 Rotary switch S1 settings EM S1 extension system with solar collectors 0 EM EA1 extension max 1 extensions in one sys tem Note On the EM EA1 extension select 1 if the External heating circuit hook up function is being set for more than one heating circuit EM P1 extension If n...

Page 62: ...ircula tion pump circulation pump downstream of low loss header ADIO EM P1 2 Function extensions e g Fault message input Fault message output Operating mode changeover External heating circuit hook up for more than one heating circuit DIO EM EA1 1 Note A maximum of one Vitotrol 200 E can be connected System configuration parameters Subscriber numbers of connected extensions cont 6167586 Parameter ...

Page 63: ...Primary circuit pump speed d 4 Flue gas temperature d 5 Burner hours run d 6 Burner output d 7 3 way valve position 0 Heating 1 Middle position if installed 2 DHW d 8 Serial number of heat generator d 9 Heating circuit 1 flow temperature d 10 Heating circuit 2 flow temperature d 11 DHW temperature b 4 Message history b 5 Commissioning assistant b 6 Start upper lower heating output for trade fair m...

Page 64: ...ents are installed in the system Note If a called up sensor is faulty appears on the display Calling up operating data Tap the following buttons 1 and OK simultaneously for approx 4 s then release 2 Use to select b 3 for diagnostics 3 OK 4 Use to select the required entry Note d 8 Use to view the heat generator serial number in sections 5 OK Diagnosis and service checks Diagnosis 6167586 Diagnosis...

Page 65: ...fault display Calling up acknowledged fault messages Tap the following buttons 1 2 to select Er 3 OK 4 to call up fault entry E 1 to E 5 5 OK 6 display fault code Calling up fault messages from the fault memory message history The 5 most recent faults including those remedied are saved and can be called up Faults are sorted by date Tap the following buttons 1 and OK simultaneously for approx 4 s t...

Page 66: ... HMI programming unit with TCU communication module Fault messages Note For diagnosis and troubleshooting see chapter Repairs Fault messages dependent on appliance equipment level Troubleshooting Overview of electronics modules 6167586 Diagnosis ...

Page 67: ...e ADIO Set value 3 3 V with sensor dis connected 13 Controls as if the outside temperature were 0 C Lead break outside tem perature sensor Check operating mode setting in commissioning assistant and remedy if required Check outside temperature sen sor and connection to sensor terminal 4 Measure voltage at sensor input on HBMU heat management unit Set value 3 3 V with sen sor disconnected Replace f...

Page 68: ...ithout room influence Lead break room temper ature sensor Check commissioning setting of remote control Check plug and cable of external room temperature sensor heat ing circuit If no external room temperature sensor installed replace Vitotrol programming unit 58 Control mode without room influence Short circuit room tem perature sensor Check plug and cable of external room temperature sensor heat...

Page 69: ...r start Close the gas shut off valve Re move connecting cable of the ioni sation electrode Reset the appli ance If the fault persists replace the HBMU heat management unit See chapter Replacing the HBMU heat management unit 69 Burner in a fault state Ionisation current lies out side the permissible range Check ionisation electrode for the following Check whether insulation block is touching electr...

Page 70: ...blocked Check circulation pump Replace if necessary 91 Function of affected exten sion in emergency mode DIO electronics module communication error Check connections to DIO elec tronics module and connection to HBMU heat management unit 92 Function of the relevant elec tronics module in emergency mode ADIO electronics module communication error Check setting in the commission ing assistant and cor...

Page 71: ... management unit data memory access fault Reset the appliance If the fault occurs repeatedly re place the HBMU heat management unit See chapter Replacing the HBMU heat management unit 163 Burner in a fault state Checksum error data memory access HBMU heat management unit Reset the appliance If the fault occurs repeatedly re place the HBMU heat management unit See chapter Replacing the HBMU heat ma...

Page 72: ...condensate blockage Reset the appliance 348 Burner in a fault state Gas modulation valve If several heat generators are con nected to a common flue system Check whether Multiple connec tions is set in the commissioning assistant Check the flue system for unre stricted flow If fault remains replace gas fan unit 349 Burner in a fault state Air mass rate flow not de tected correctly in fan unit Check...

Page 73: ...low pressure Check that on site gas line and gas flow switch are correctly sized Note If the building pressure regulator has a leak you may notice rising pressure when the burner is idle When the system is restarted the gas flow switch may trip If the static pressure doesn t drop check cable to the fan unit Check that the coil resistance at the fuel valve is approx 4 kΩ plug 35 Check the ignition ...

Page 74: ...edback implausible re lay contact is welded up Replace the HBMU heat manage ment unit 366 367 Burner in a fault state Gas valve electricity sup ply does not turn off Replace the HBMU heat manage ment unit See chapter Replacing the HBMU heat management unit 369 Burner in a fault state Flame is lost immediately after flame formation dur ing safety time Check gas supply gas pressure and gas flow swit...

Page 75: ...in a fault state Heat transfer too low dur ing calibration Temperature limiter has shut down Ensure adequate heat transfer Check circulation pump for faults scale or blockages Check function of 3 way diverter valve Vent the system Check function of flow sensor Reset the appliance 377 Burner in a fault state Post processing ionisation current calibration Stabili sation conditions for post calibrati...

Page 76: ...re Replace gas fan if required Reset the appliance 385 Burner in a fault state Short circuit signal 1 ioni sation current HBMU heat management unit faulty Check IO electrode for earth fault If the fault persists replace the HBMU heat management unit Reset the appliance 386 Burner in a fault state HBMU heat management unit faulty Replace the HBMU heat manage ment unit See chapter Replacing the HBMU...

Page 77: ...403 Burner in a fault state Ionisation electrode earth fault HBMU heat man agement unit faulty Check IO electrode for earth fault If the fault persists replace the HBMU heat management unit See chapter Replacing the HBMU heat management unit Reset the appliance 404 Burner in a fault state HBMU heat management unit faulty Replace the HBMU heat manage ment unit See chapter Replacing the HBMU heat ma...

Page 78: ... See chap ter Replacing the HBMU heat management unit 454 Burner in a fault state Incorrect HBMU heat management unit parame ter set Flash correct HBMU heat manage ment unit parameter set 455 456 Burner in a fault state Error in program run moni toring Reset the appliance If the fault oc curs repeatedly replace the HBMU heat management unit See chap ter Replacing the HBMU heat management unit 457 ...

Page 79: ...posits on the electrodes indicate foreign bodies in the combustion air Check the installation room and flue system for causes of the de posits For example Laundry de tergents cleaning agents toilet ries deposits in the ventilation air supply chimney If burner gauze assembly and ioni sation electrode have been re placed also clean fan unit gas air channel and Venturi extension 467 Burner in a fault...

Page 80: ... pressure sensor not available lead break or short circuit Check system pressure sensor plug aND Check lead and plug in connec tion Measure to see if supply voltage to sensor is 5 V 474 Burner in a fault state Error in scheduled pro gram run monitoring Reset the appliance If the fault occurs repeatedly re place the HBMU heat management unit See chapter Replacing the HBMU heat management unit 517 C...

Page 81: ...e Set value 3 3 V with sensor disconnected Check setting in the commission ing assistant and correct if re quired Checking setting of ADIO rotary switch 545 Emergency function operat ing mode is activated for heating circuit 2 Mixer closes Heating circuit pump is operational Short circuit flow temper ature sensor for heating circuit 2 with mixer Check flow temperature sensor mixer 2 Measure voltag...

Page 82: ... especially in the service position Electrical components Plug in connections Cables and leads Shutting down the boiler 1 Turn off the power supply at the ON OFF switch 2 Shut off the gas supply 3 If the boiler needs to be removed Isolate the system from the power supply e g by removing the separate fuse or by means of a mains isolator and check that it is no longer live Safeguard the system again...

Page 83: ...ing connections are available as spare parts if required Note When carrying out any work on gas connection fittings counterhold with a suitable tool Never transfer any forces to the internal components Danger Escaping gas leads to a risk of explosion Check all connections on the gas side also inside the appliance for tightness Status checking diagnosing the internal circulation pump The internal c...

Page 84: ...een LED Pump is running with external control from the boiler controller Constant red LED Pump failure Note The pump is controlled by a PWM signal A lead break in the data line will not generate a fault message The pump is operating at 100 of its maximum out put Troubleshooting Repairs cont 6167586 Diagnosis ...

Page 85: ...nsor 1 Connections 1 and 3 Sensor 2 Connections 2 and 4 Compare the resistances with the value for the cur rent temperature from the following diagram In the event of severe deviation 10 replace the dual sensor Danger The dual sensor is directly immersed in the heating water risk of scalding Drain the boiler on the heating water side before replacing the sensor Danger Risk of electric shock from e...

Page 86: ...g diagram If the results are very different from the curve 10 disconnect the wires from the sensor Repeat the test directly on the sensor Check the on site lead 2 core lead length up to 35 m with a cross section of 1 5 mm2 Depending on the test result replace the lead or the outside temperature sensor Flue gas temperature sensor 1 Check the lead and plug of flue gas temperature sensor C 2 Disconne...

Page 87: ...ng See previous diagram 2 If required correct the position of the flue gas tem perature sensor 3 Check the flue gas temperature sensor resistance See previous chapter Replace faulty flue gas tem perature sensor if required 4 Turn off the ON OFF switch 5 Turn the ON OFF switch back on Restart the commissioning assistant 6 Check for leaks on the flue gas side Note If fault message 416 continues to b...

Page 88: ...sensor resistance to the curve 3 In the event of severe deviation 10 replace the sensor Check collector temperature sensor 0 1 1 10 100 0 20 40 60 80 100 120 140 Temperature in C Resistance in kΩ 25 Fig 47 Sensor type NTC 20 kΩ 1 Disconnect plug TS2 from the electronics mod ule Measure the resistance 2 Compare the sensor resistance to the curve 3 In the event of severe deviation 10 replace the sen...

Page 89: ...Incorrect routing of the cable can lead to heat damage and impairment of the EMC properties For positioning and securing of the cable fixing point of the cable tie see connecting cable installation instructions Checking the plate heat exchanger 8 3 2 8 4 D A B C Fig 48 A Heating water flow B Heating water return C Cold water D DHW 1 Shut off and drain the boiler on the heating water and DHW sides ...

Page 90: ... and are func tioning correctly throughout service life Observe torque settings if a torque wrench is avail able Screw torque 3 2 Nm 0 2 Note During installation ensure the connections are positioned and the gaskets seated correctly Danger Risk of electric shock from escaping heating water or DHW Check all water side connections for tight ness Removing the hydraulic unit If components of the hydra...

Page 91: ...91 1 2 4 3 7 5 6 Fig 49 Troubleshooting Repairs cont 6167586 Diagnosis ...

Page 92: ...wn 4 Remove cover A 5 Check fuse F1 see connection and wiring dia gram Danger Incorrect or improperly fitted fuses can lead to an increased risk of fire Insert fuses without using any force Posi tion fuses correctly Only use structurally identical types with the specified response characteristics Troubleshooting Repairs cont 6167586 Diagnosis ...

Page 93: ...s over a period of 20 min The 3 way diverter valve alternates between central heating and DHW heating for a certain period of time The burner is switched off during the venting program Activate venting program See Commissioning inspection and maintenance Filling program In the delivered condition the 3 way diverter valve is set to its central position so the system can be filled completely After t...

Page 94: ...Heating limit outside tem perature heating circuit setting 90 20 26 20 A C D E B Fig 52 Example 1 Changing the set room tempera ture from 20 to 26 C A Flow temperature in C B Outside temperature in C C Set room temperature in C D Heating circuit pump OFF E Heating circuit pump ON Changing the set room temperature Operating instructions Reduced room temperature 20 14 5 90 20 D E A C B Fig 53 Exampl...

Page 95: ... 0 OFF 2 Temperature profile A 3 Temperature profile B 7 Temperature profile F Note During screed drying DHW heating is not available Observe EN 1264 The report to be provided by the heating contractor must contain the following details regarding heat up Heat up data with the relevant set flow temperatures Max flow temperature achieved Operating state and outside temperature at handover Note Tempe...

Page 96: ...0 20 10 1 5 10 15 20 25 30 Fig 57 Temperature profile D Flow temperature C Days 50 40 30 20 10 1 5 10 15 20 25 30 Fig 58 Temperature profile E Flow temperature C 1 5 10 15 20 25 30 Days 50 40 30 20 10 Fig 59 Temperature profile F Flow temperature C 1 5 10 15 20 25 30 Days 50 40 30 20 10 60 Fig 60 Ends after 21 days Function description Appliance functions cont 6167586 Functions ...

Page 97: ...n or several appliance calibration processes External heating circuit hook up if installed Note Only in conjunction with weather compensated opera tion Function If the external demand is active plug 96 or digital input on EM EA1 DIO electronics module closed the heating circuit is supplied with heat If the external demand is inactive contact open heat supply to the heating circuit ends regardless ...

Page 98: ...totrol 100 type UTA C Vitotrol 100 type UTDB D Ignition unit ionisation gF F Outlet temperature sensor combi boiler only dG Gas solenoid valve a Ö Fan motor E Fan motor control lH 230 V connection accessories sÖ Heating circuit pump sA No function Connection and wiring diagram HBMU heat management unit 6167586 Appendix ...

Page 99: ...Programming unit with communication module X Electrical interfaces G Flow sensor combi boiler only H Water pressure sensor K Flue gas temperature sensor L Boiler water temperature sensor M Circulation pump PWM Connection and wiring diagram cont 6167586 Appendix ...

Page 100: ...100 N Diverter valve stepper motor O Outside temperature sensor P Remote control OpenTherm device R Cylinder temperature sensor system boiler only Connection and wiring diagram cont 6167586 Appendix ...

Page 101: ...rbon dioxide content CO2 For natural gas At lower heating output by vol See Check ing the com bustion qual ity Com mission ing At upper heating output by vol For LPG At lower heating output by vol At upper heating output by vol Oxygen content O2 At lower heating output by vol At upper heating output by vol Carbon monoxide content CO At lower heating output ppm 1000 At upper heating output ppm 1000...

Page 102: ... 3 17 8 3 0 5 3 17 8 3 0 5 3 23 4 3 0 5 3 29 9 LPG kW 3 0 17 8 3 0 17 8 3 0 23 4 3 0 29 9 Product ID CE 0085DL0217 IP rating to EN 60529 IPX4 gemäß EN 60529 NOx 6 6 6 6 Gas supply pressure Natural gas mbar kPa 20 2 20 2 20 2 20 2 LPG mbar kPa 50 5 50 5 50 5 50 5 Max permiss gas supply pres sure 2 Natural gas mbar kPa 13 25 0 1 3 2 5 13 25 0 1 3 2 5 13 25 0 1 3 2 5 13 25 0 1 3 2 5 LPG mbar kPa 25 5...

Page 103: ...r dBm 10 Supply voltage V 24 Power consumption W 4 Electronic temperature limiter setting TN C 91 Electronic temperature cut out setting C 110 Permissible ambient tempera ture During operation C 5 bis 40 During storage and transport C 5 bis 60 Weight Excl heating water and packag ing kg 32 32 32 32 Incl heating water kg 37 6 37 6 37 6 37 6 Water capacity excl diaphragm expansion vessel l 3 0 3 0 3...

Page 104: ...m3 h 1 88 1 88 2 48 3 16 Natural gas LL m3 h 2 19 2 19 2 88 3 68 LPG kg h 1 38 1 38 1 82 2 32 Flue gas parameters Temperature at a return temper ature of 30 C At rated heating output C 39 41 46 59 At partial load C 38 38 38 38 Temperature at a return temper ature of 60 C for DHW heating C 64 65 67 72 Mass flow rate for DHW heating Natural gas At rated heating output kg h 31 7 31 7 41 6 54 9 At par...

Page 105: ...timate to check the volumetric settings Due to fac tory settings the gas pressure must not be altered from these values Reference 15 C 1013 mbar 101 3 kPa Gas condensing combi boiler Gas boiler type B and C category II2N3P Type B1KF 26 B1KF 30 B1KF 35 Rated heating output range details to EN 15502 TF TR 50 30 C Natural gas kW 3 2 5 7 4 25 0 3 2 5 7 1 4 25 0 3 2 5 7 1 4 32 0 LPG kW 3 2 25 0 3 2 25 ...

Page 106: ...0 2 LPG mb ar kPa 50 5 50 5 50 5 Max permiss gas supply pressure 5 Natural gas mb ar kPa 25 0 2 5 25 0 2 5 25 0 2 5 LPG mb ar kPa 57 5 5 75 57 5 5 75 57 5 5 75 Sound power level to EN ISO 15036 1 At partial load dB A 31 9 31 9 31 9 At rated heating output DHW heating dB A 49 1 50 50 4 Power consumption in the delivered condition W 45 64 110 Rated voltage V 230 Rated frequency Hz 50 Appliance fuse ...

Page 107: ...nd transport C 5 to 60 Weight Excl heating water and packaging kg 35 35 35 Incl heating water kg 41 41 41 Water capacity excl diaphragm expansion vessel l 3 0 3 0 3 0 Max flow temperature C 82 82 82 Max flow rate Limit for the use of hydraulic separation l h See residual head graphs Nominal circulating water volume At TF TR 80 60 C l h 752 988 1259 Diaphragm expansion vessel Capacity l 8 8 8 Pre c...

Page 108: ...operating pressure DHW side bar MP a 10 1 10 1 10 1 Minimum pressure cold water connection bar MP a 1 0 0 1 1 0 0 1 1 0 0 1 Outlet temperature adjustable C 30 60 30 60 30 60 Continuous DHW output kW 30 3 31 5 35 4 Spec water flow rate D At ΔT 30 K to EN 13203 1 l mi n 14 45 15 59 17 04 Supply values Relative to the max load and 1013 mbar 15 C Natural gas E m3 h 2 8 3 24 3 69 Natural gas LL m3 h 3 ...

Page 109: ...ating output kg h 31 7 41 6 54 9 At partial load kg h 5 6 9 8 1 4 5 6 9 8 1 4 5 6 9 8 1 4 LPG At rated heating output kg h 30 1 41 53 9 At partial load kg h 3 9 3 9 3 9 Available draught 6 Pa 250 250 250 mb ar 2 2 2 Max amount of condensate To DWA A 251 l h 3 7 4 3 4 9 Condensate connection hose nozzle Ø mm 20 24 20 24 20 24 Flue gas connection Ø mm 60 60 60 Ventilation air connection Ø mm 100 100...

Page 110: ...on with a hydrogen admixture of up to 20 by volume Electronic combustion control unit The electronic combustion controller utilises the physi cal correlation between the level of the ionisation cur rent and the air ratio λ The maximum ionisation cur rent is achieved at an air ratio of 1 for all gas qualities The ionisation signal is evaluated by the combustion controller The air ratio is regulated...

Page 111: ... the system are not part of ordi nary domestic waste For decommissioning isolate the system from the power supply and allow components to cool down where appropriate All components must be disposed of correctly Disposal Final decommissioning and disposal 6167586 Appendix ...

Page 112: ...nce with Directive 2014 53 EU Using the serial number the full Declaration of Con formity can be found on the following website www viessmann co uk eu conformity Manufacturer s certificate according to the 1st BImSchV Germany We Viessmann Climate Solutions SE D 35108 Allendorf confirm that the product Vitodens 100 W complies with the NOx limits specified by the 1st BImSchV paragraph 6 Germany Alle...

Page 113: ...ssure 40 Gas type 38 Gas type conversion 38 H Heating curve 56 93 Heating curve level 94 Heating curve slope 94 Heating output setting 42 Heating surface cleaning 49 Heating system venting 37 I Ignition 48 Ignition electrodes 48 Intended use 9 Internet connecting 36 Ionisation electrode 48 IP addressing 28 L Language selection 32 Leak test balanced flue system 44 M Mains isolator 39 45 54 Manufact...

Page 114: ...3 Exiting 63 Static pressure 40 Subscriber number Extensions 61 Setting 61 Subscriber number of connected component 65 Supply pressure 40 41 Switch S1 61 System configuration 32 57 System filling 37 System pressure 37 System requirements 28 System schemes 56 T Trap 20 50 Type plate 9 V Venting function 38 Venting program 93 W WiFi connection 36 WiFi connection range 29 WiFi network 36 WiFi router ...

Page 115: ...115 6167586 ...

Page 116: ...Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Climate Solutions SE 35108 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 6167586 Subject to technical modifications ...

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