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Viessmann Vitodens 050-W BP JD, Installation And Service Instructions Manual

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Viessmann Vitodens 050-W BP JD Installation And Service Instructions Manual Download Page 47

47

   

 

 

 

Display

 

Measures

 

  Control unit issues

a heat demand

 

No

 

Increase set value
and ensure heat is
drawn off

 

 

 

 

 

 

 

 

   

Yes

 

 

 

 

 

  Fan starts

No

After approx. 1 min
fault F9

 

Check the fan, fan
connecting cables,
power at the fan
and fan control

 

 

 

 

 

 

 

   

Yes

 

 

 

 

 

  Ignition

No

Fault F4

 

Check the ignition
module connec-
tion 

 

 

 

 

 

 

 

   

Yes

 

 

 

 

 

  Gas train opens

No

Fault F4

 

Check the gas
train (control volt-
age 230 V) and
gas supply pres-
sure

 

 

 

   

Yes

 

 

 

 

 

  Ionisation current

builds (higher than
2 µA)
Symbol 

A

No

Fault F4

 

Check the ionisa-
tion current and
electrode adjust-
ment, check the
condensate drain
and the gas line for
airlocks.

 

 

 

Troubleshooting

Function sequence and possible faults

5675 991 GB

Service

Summary of Contents for Vitodens 050-W BP JD

Page 1: ...ntractors VIESMANN Vitodens 050 W Type BPJD 6 5 to 35 0 kW Wall mounted gas condensing boiler For natural gas and LPG Gas Council Number 47 819 31 47 819 32 For applicability see the last page VITODEN...

Page 2: ...gulations for the preven tion of accidents Statutory regulations for environmen tal protection Codes of practice of the relevant trade associations All current safety regulations as defined by DIN EN...

Page 3: ...alidate our warranty For replacements use only orig inal spare parts supplied or approved by Viessmann Safety instructions for operating the system If you smell gas Danger Escaping gas can lead to exp...

Page 4: ...blocked flue systems or an inadequate supply of com bustion air can cause life threat ening poisoning from carbon monoxide in the flue gas Ensure the flue system is in good working order Apertures fo...

Page 5: ...tion and maintenance 24 Further details regarding the individual steps 25 Troubleshooting Function sequence and possible faults 47 Fault display 48 Repairs 53 Gas type conversion Converting from LPG t...

Page 6: ...6 Miscellaneous assembly 85 Specification 86 Certificates Declaration of conformity 87 Keyword index 88 Index Index cont 5675 991 GB...

Page 7: ...al losses and environmental 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...

Page 8: ...d from their intended use e g if the flue gas and ventilation air paths are sealed Product information Vitodens 050 W type BP JD Preset for operation with natural gas Conversion to LPG P requires a ga...

Page 9: ...combustible materials Attic rooms pitched attics and long panes where the balanced flue pipe can be routed directly through the roof Since the flue pipe connection for room sealed operation is surrou...

Page 10: ...revented Electrical equipment in rooms containing a bathtub or a shower must be installed in such a way that users cannot be exposed to dangerous body currents VDE 0100 specifies that cables supply in...

Page 11: ...56 350 125 867 68 707 150 642 F 700 Shown without fittings A Heating flow 7 22 mm B DHW 7 15 mm C Gas connection 7 22 mm D Cold water 7 15 mm E Heating return 7 22 mm F Condensate drain safety valve d...

Page 12: ...ain a clearance of 700 mm in front of the Vitodens for maintenance purpo ses Maintenance clearances to the l h or r h side of the Vitodens are not required Preparing for installation Preparing for ins...

Page 13: ...bracket 250 A 10 145 A Vitodens installation template 1 Position the supplied installation tem plate on the wall 2 Mark out the rawl plug holes Preparing for installation Preparing for installation c...

Page 14: ...he electrical connections The appliance is delivered fitted with a 1 5 m long power cable NYM J 3 x 1 5 mm2 Accessory cables NYM O 2 core min 0 5 mm2 or 2 core cable for LV Installation in a cupboard...

Page 15: ...r 2x 1 2 3 1 Undo the screws at the bottom of the boiler do not remove completely 2 Remove the front panel 3 Hook the boiler onto the wall mount ing bracket Installation sequence Mounting the boiler a...

Page 16: ...g flow G B DHW G C Cold water G D Heating return G 1 Mount fittings with gaskets 2 Install filling equipment on site The filling equipment must meet the Fittings Directive G24 2a Installation sequence...

Page 17: ...Only use suitable and approved leak detection agents EN 14291 and devices for the tightness test Leak detection agents with unsuitable con stituents e g nitrides sulphides can cause material damage Re...

Page 18: ...the con densate pipe to the internal domestic waste water system either directly or via a tundish If the condensate pipe is routed out side the building use a pipe with at least 7 30 mm and protect th...

Page 19: ...ion instruc tions Connecting several Vitodens 050 W to a shared flue system Adjust the burner setting of each con nected boiler to match the flue system See page 31 Do not carry out commissioning unti...

Page 20: ...r supply must not be able to be closed off Opening the programming unit Only required if a wireless receiver or time switch accessories is to be con nected 1 3 2 2x Please note Electronic assemblies c...

Page 21: ...controller with LV switching contact and low transition resist ance Remove jumper when connecting Separate installation instruc tions Information on connecting accessories When connecting accessories...

Page 22: ...juries from electrical current and in appliance damage Connect the power supply and implement all safety measures e g RCD circuit in accordance with the following regulations IEC 60364 4 41 VDE regula...

Page 23: ...ed to the equi potential bonding of the building Routing the connecting cables Please note Connecting cables will be dam aged if they touch hot compo nents When routing and securing cables leads on si...

Page 24: ...emoval 38 9 Checking the burner gasket and burner gauze assembly 38 10 Checking and adjusting the electrode 40 11 Cleaning the heat exchanger 41 12 Checking the condensate drain and cleaning the sipho...

Page 25: ...heating systems can be added to the fill water 1 Close the gas shut off valve 2 Switch ON the power supply and ON OFF switch A 3 Activate the filling function 1 Press MODE and simultane ously and hol...

Page 26: ...26 B C A 4 Open shut off valves B and C Commissioning inspection maintenance Further details regarding the individual steps cont 5675 991 GB...

Page 27: ...S 5449 Converting to operation with LPG In the delivered condition the boiler is set up for operation with natural gas For operation with LPG change the gas noz zle and switch to the correct gas type...

Page 28: ...3 Open the gas shut off valve 4 Check the static pressure Set value max 57 5 mbar 5 75 kPa 5 Start the boiler Note During commissioning the boiler can enter a fault state because of airlocks in the g...

Page 29: ...commission the boiler Notify your gas supply utility or LPG supplier 17 4 to 25 mbar 1 74 to 2 5 kPa 25 to 47 mbar 2 5 to 4 7 kPa Start the boiler above 25 mbar 2 5 kPa above 47 mbar 4 7 kPa Install a...

Page 30: ...nce verification is required 1 Press MODE and simultaneously for 3 s SERV is displayed and I flashes 2 Use to select 3 and confirm with OK 0 flashes on the display 3 Look up the required correction fa...

Page 31: ...125 mm Minimum shaft cross section Square 175 x 175 mm Round 7 195 mm Height between floors min 2 5 m Max 4 boilers with the same rated heating output connected to the flue system 1 Press MODE and sim...

Page 32: ...25 13 17 4 17 21 5 6 Rated heating output 33 kW Number of boilers 2 3 4 Correction factor setting value Flue length a m 0 1 12 2 12 25 17 3 16 4 16 20 14 5 20 25 14 16 6 16 18 Note The correction fac...

Page 33: ...33 3 m a 2 5 m Commissioning inspection maintenance Further details regarding the individual steps cont 5675 991 GB Service...

Page 34: ...9 3 9 14 4 14 15 5 6 Rated heating output 33 kW Number of boilers 2 4 Correction factor setting value Flue length a m 0 1 9 2 9 15 6 3 6 8 4 8 10 5 10 13 6 13 15 Note The correction factor changes th...

Page 35: ...d 10 5 A CO level of up to 500 ppm during start up is acceptable We recommend measuring O2 as the value is unmistakable regarding lambda air gas The O2 content fluctuates between 7 5 and 2 2 The CO CO...

Page 36: ...k the CO2 content the burner output can be set manually 1 Press MODE 2 until SERV is displayed 3 OK to confirm OFF appears on the display 4 Use to select the burner output Value shown Display Burner o...

Page 37: ...value for the upper heating output 6 If the CO2 content is within the given range continue with point 8 If the CO2 content lies outside the given range check the flue gas ventilation air system for ti...

Page 38: ...Undo the fitting from gas supply pipe F 6 Undo 4 screws G and remove the burner Please note Prevent damage Never rest the burner on the burner gauze assembly Checking the burner gasket and burner gauz...

Page 39: ...ve burner gauze assembly D with gas ket E 4 Insert and secure new burner gauze assembly D with new gasket E Please note Tighten screws just enough to ensure the components do not suffer damage and wil...

Page 40: ...1 Check the electrode for wear and contamination 2 Clean the electrode with a small brush not with a wire brush or emery paper 3 Check the electrode gaps If the gaps are not as specified or the electr...

Page 41: ...ign of use It has no bearing on the function and service life of the heat exchanger The use of chemical cleaning agents is not required A 1 Use a vacuum cleaner to remove combustion residues from heat...

Page 42: ...siphon B 4 Clean siphon B 5 Refit supply hose C 6 Refit siphon B to the drain connec tion 7 Install burner control unit A Check plugs for correct seating 8 Fill siphon B with water For this pour appro...

Page 43: ...nd will function correctly 2 Insert new gasket and tighten the fit ting on gas supply pipe B 3 Plug venturi extension C into the fan 4 Install the power cables of fan motor D gas train E ignition unit...

Page 44: ...GB only Carry out this test on a cold system 1 Drain the system until the pressure gauge shows 0 Alternatively close the cap valve on the expansion vessel and reduce the pressure until the pressure g...

Page 45: ...l contacts or seal the diaphragm opening on the gas valve Fitting the front panel 1 2x 2 1 Hook the front panel into place 2 Tighten screws on the underside Commissioning inspection maintenance Furthe...

Page 46: ...er The system installer should hand the operating instructions to the system user and instruct the user in operating the system Commissioning inspection maintenance Further details regarding the indiv...

Page 47: ...l Yes Ignition No Fault F4 Check the ignition module connec tion Yes Gas train opens No Fault F4 Check the gas train control volt age 230 V and gas supply pres sure Yes Ionisation current builds highe...

Page 48: ...d fault code System characteris tics Cause Measures 10 Constant mode Short circuit out side temperature sensor Check the outside tem perature sensor and lead see page 54 18 Constant mode Lead break ou...

Page 49: ...page 58 b8 Burner blocked Lead break flue gas temperature sensor Check sensor see page 58 E3 Burner in a fault state Fault in safety chain Check the temperature limiter and connecting ca bles see page...

Page 50: ...ss Reset see page 51 F8 Burner in a fault state Fuel valve closes too late Check gas train Check both control paths Press Reset see page 51 F9 Burner in a fault state Fan speed too low during burner s...

Page 51: ...MC field exists near the appliance Press Reset see page 51 Replace control unit if fault persists Burner blocked Communication er ror between burner control unit and programming unit Check connecting...

Page 52: ...tion pumps Plate heat exchanger Components fitted in the heat ing water or DHW circuit Water ingress can result in dam age to other components Protect the following components against ingress of water...

Page 53: ...53 Removing the front panel 2x 1 2 1 Undo screws at the bottom of the boiler do not remove completely 2 Remove the front panel Troubleshooting Repairs 5675 991 GB Service...

Page 54: ...e tem perature sensor A 100 10 20 10 0 10 20 30 Temperature in C 6 8 20 40 60 80 200 Resistance in k Sensor type NTC 10 k 2 Check the sensor resistance and compare it with the curve 3 In the event of...

Page 55: ...r water tem perature sensor A and check the resistance 10 1 10 30 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in k Sensor type NTC 10 k 2 Check the sensor resistance and compare it...

Page 56: ...mperature limiter A If the burner control unit cannot be reset after a fault shutdown although the boiler water temperature is below approx 95 C check the temperature limiter 1 Pull the leads from tem...

Page 57: ...0 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in k Sensor type NTC 10 k 3 In the event of severe deviation replace the sensor Note Water may leak out when replacing the outlet temp...

Page 58: ...rature sensor A 2 Check the sensor resistance and compare it with the curve 10 1 10 30 50 70 90 110 Temperature in C 0 4 0 6 0 8 2 4 6 8 20 Resistance in k Sensor type NTC 10 k 3 In the event of sever...

Page 59: ...miter C 5 Check fitted strainer for dirt contami nation Clean strainer if required 6 Select a new flow limiter C from the following table Serial no type plate Flow rate l min Colour 7537906 10 light b...

Page 60: ...04 Remove enclosure C with flow sensor A 05 Pull off spring clip D and remove faulty flow sensor A 06 Select new flow limiter E from the table on page 59 07 Insert new flow limiter E 08 Fit new flow...

Page 61: ...Cold water 1 Shut off and drain the boiler on the heating water and the DHW side 2 Undo screw A on the plate heat exchanger and remove plate heat exchanger B with gaskets Note During and after removal...

Page 62: ...place the plate heat exchanger if required 5 Install in reverse order using new gaskets Note During installation ensure the fixing holes are aligned and the gaskets are seated correctly Mount the plat...

Page 63: ...A 5 Remove gas restrictor E from gas ket D 6 Insert gasket D in gas train A 7 Mount gas train A with new gas gas ket F Please note Tighten screws just enough to ensure the components do not suffer dam...

Page 64: ...witch ON the ON OFF switch 2 Press MODE and simultaneously for 3 s SERV is displayed and I flashes 3 Use to select 5 and confirm with OK 1 flashes on the display 4 Use to select 0 and confirm with OK...

Page 65: ...ve is set at the control unit as a code In the delivered condition the heating curve with code 20 is set Operating instructions Heating curve for weather compensated operation 20 30 40 50 60 70 80 90...

Page 66: ...ires an outside temperature sensor to be con nected The frost protection function becomes active at outside temperatures of 5 C The burner starts and the boiler water temperature is held at 20 C Contr...

Page 67: ...67 Overview A A Power supply A1 Main PCB in control unit enclosure on side panel A3 Programming unit S1 ON OFF switch X Electrical interface Designs Connection and wiring diagrams 5675 991 GB Service...

Page 68: ...68 Programming unit A D C B E F A Power supply Designs Connection and wiring diagrams cont 5675 991 GB...

Page 69: ...oom temperature controller accessories E Time switch or wireless receiver accessories F Jumper remove when connecting room temperature controller A1 Main PCB A3 Programming unit S1 ON OFF switch X Ele...

Page 70: ...70 Control unit A Programming unit connection B Flow sensor Designs Connection and wiring diagrams cont 5675 991 GB...

Page 71: ...n pump switching X Electrical interface Boiler water temperature sensor Outlet temperature sensor aG Flue gas temperature sensor s Circulation pump 230 V dG Gas solenoid valve f Power supply fJ Temper...

Page 72: ...uired Serial no see type plate A Assembly from this parts list Position number of the individual part within the assembly from this parts list Standard parts are available from your local supplier Par...

Page 73: ...73 A B C D E F A Type plate B Casing assembly C Heat cell assembly D Hydraulic assembly E Control unit assembly F Miscellaneous assembly Parts lists Overview of assemblies 5675 991 GB Service...

Page 74: ...74 Pos Part 0001 Front panel 0002 Profiled seal 0003 Viessmann logo 0004 Wall mounting bracket 0002 0003 0003 0001 0002 0004 Parts lists Casing assembly 5675 991 GB...

Page 75: ...e hose 0008 Splash siphon 0009 Tee connector 7 19 0010 Gas connection 0011 Gasket A 17 x 24 x 2 5 pce 0012 Burner 0013 Thermal insulation block 0014 Heat exchanger mounting set 0015 O ring 20 63 x 2 6...

Page 76: ...76 0008 0007 0018 0004 0013 0014 0015 0006 0001 0003 0011 0017 0016 0009 0013 0012 0010 0011 0015 0004 0003 0014 0014 0014 0002 0001 0005 Parts lists Heat cell assembly cont 5675 991 GB...

Page 77: ...ze assembly gasket 0005 Burner door 0006 Gasket ionisation electrode 5 pce 0007 Ignition ionisation electrode 0008 Burner door flange gasket 0009 Radial fan NRG 118 0010 Gas valve GB ND 055 E01 0011 V...

Page 78: ...78 0004 0003 0002 0001 0004 0006 0001 0004 0006 0008 0008 0012 0012 0012 0010 0013 0011 0011 0009 0008 0007 0006 0005 0012 Parts lists Burner assembly cont 5675 991 GB...

Page 79: ...w HR brass 0006 Profile hose HR 0007 Spring clip DN 25 5 pce 0008 Clip 7 10 5 pce 0009 Clip 7 8 0010 O ring 20 63 x 2 62 5 pce 0011 Temperature sensor 0012 Circular seal washer 8 x 2 5 pce 0013 Profil...

Page 80: ...0004 0011 0018 0017 0014 0008 0018 0006 0007 0005 0010 0009 0015 0012 0010 0009 0007 0007 0018 0007 0018 0008 0003 0009 0016 0007 0009 0010 0013 0003 0009 0012 0007 0010 Parts lists Hydraulic assembly...

Page 81: ...Plate heat exchanger 0009 Circulation pump motor 0010 Return casing 0011 Flow limiter 0012 Stepper motor 0015 Air vent valve 0018 Flow sensor 0019 Clip 7 8 0020 Clip 7 16 0022 Connection elbow 0023 Ai...

Page 82: ...18 0011 0004 0005 0015 0015 0020 0012 0022 0022 0022 0022 0004 0010 0023 0025 0009 0028 0010 0010 0004 0005 0009 0011 0012 0015 0018 0020 0028 0011 0028 0006 0019 0010 0010 0010 0002 0003 0004 0005 00...

Page 83: ...or 0004 Cable harness 100 35 54 ion 0005 Cable harness connecting cable X21 GFA programming unit 0006 Outside temperature sensor lead 0007 Connecting cable heating circuit pump 20 0008 PWM BUS cable 0...

Page 84: ...84 0001 0010 0002 0009 0008 0007 0006 0005 0004 0003 Parts lists Control unit assembly cont 5675 991 GB...

Page 85: ...aint Vitowhite 150 ml can 0002 Touch up paint stick Vitowhite 0003 Special grease 0004 Operating instructions 0005 Installation and service instructions 0004 0005 0003 0002 0001 Parts lists Miscellane...

Page 86: ...4 8 2 30 9 Connection values 1 Relative to the max load with Natural gas H m3 h 2 37 3 28 LPG P kg h 1 71 2 36 Power consumption max W 118 142 DHW heating Permiss operating pressure bar 10 10 MPa 1 0...

Page 87: ...2 102 EN 677 EN 61 000 3 2 EN 806 EN 61 000 3 3 EN 12 897 EN 62 233 EN 55 014 1 In accordance with the following Directives this product is designated _ 0085 92 42 EEC 2006 95 EC 2004 108 EC 2009 142...

Page 88: ...ion 17 Gas supply pressure 29 Gas train 28 Gas type conversion 63 LPG 27 Natural gas 63 H Heat exchanger cleaning 41 Heating curve 65 Heating output reduction 29 I Ignition 40 Ignition electrode 40 Io...

Page 89: ...89 V Ventilation air pipe 19 W Wall mounting 13 Water side connections 16 Weather compensated mode 65 Keyword index Keyword index cont 5675 991 GB...

Page 90: ...90 5675 991 GB...

Page 91: ...91 5675 991 GB...

Page 92: ...plate 7202938 7202939 Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendor...

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