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Viessmann Vitodens 100-W Installation And Service Instructions Manual

9.0 to 35.0 kw wall mounted gas fired condensing boiler natural gas and lpg version
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See also: Instructions for Installation and Servicing , Installation and Service Instructions Manual
VIESMANN
Installation and service
instructions
for contractors
Vitodens 100-W
Type WB1B, 9.0 to 35.0 kW
Wall mounted gas fired condensing boiler
Natural gas and LPG version
Gas Council no.
41-819-12; 41-819-13; 41-819-14 (gas fired condensing boilers)
47-819-18; 47-819-19; 47-819-20 (gas fired condensing combi boil-
ers)
VITODENS 100-W
Please keep safe.
5366 836 GB
9/2008

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  • Page 1 VIESMANN Installation and service instructions for contractors Vitodens 100-W Type WB1B, 9.0 to 35.0 kW Wall mounted gas fired condensing boiler Natural gas and LPG version Gas Council no. 41-819-12; 41-819-13; 41-819-14 (gas fired condensing boilers) 47-819-18; 47-819-19; 47-819-20 (gas fired condensing combi boil-...

  • Page 2: Safety Instructions

    Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained ■ all current safety regulations as defined by DIN, EN, DVGW, TRGI, Danger TRF, VDE and all locally applicable This symbol warns against the standards, risk of injury.
  • Page 3 Please note and may invalidate our warranty. Electronic modules can be dam- For replacements, use only orig- aged by electro-static dis- inal spare parts from Viessmann charges. or those which are approved by Touch earthed objects, such as Viessmann. heating or water pipes, to dis-...

  • Page 4: Table Of Contents

    Index Index Installation instructions Preparing for installation Product information....................Preparing for installation..................Installation sequence Installing the boiler and making all connections........... Opening the control unit..................13 Electrical connections................... 14 Service instructions Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance.......... 17 Further details regarding the individual steps............

  • Page 5: Preparing For Installation

    Preparing for installation Product information Vitodens 100-W, WB1B Set up for operation with natural gas. Preparing for installation Preparing the boiler installation Dimensions and connections ≥ 5 58 58 A Condensate drain: Plastic pipe 7 C Gas fired condensing boiler:...
  • Page 6 Preparing for installation Preparing for installation (cont.) E Gas fired condensing boiler: F Heating return Cylinder return G Drain safety valve Gas fired condensing combi boiler: Cold water Rated output range 9 - 26 11 - 30 11 - 35...
  • Page 7 Preparing for installation Preparing for installation (cont.) Fitting the wall retainer Ø10 A Installation template Vitodens B Opening for the balanced flue 1. Position the supplied installation tem- 2. Mark out the rawl plug holes. plate on the wall.
  • Page 8 Preparing for installation Preparing for installation (cont.) 3. Drill 710 mm holes and insert the 2. Prepare gas connection. supplied rawl plugs. 3. Prepare the electrical connections. 4. Fit wall retainer with screws sup- Observe valid IEEE standards. plied. ■ A 1.5 m long power cable is fitted as standard.

  • Page 9: Installation Sequence

    Installation sequence Installing the boiler and making all connections Removing the front panel and mounting the boiler 1. Release screws at the bottom of the 3. Hook the boiler into the wall boiler; do not remove completely. retainer. 2. Remove front panel. Installing connections on the water side For fittings on the heating water side and DHW side, see separate installation instructions.
  • Page 10 Installation sequence Installing the boiler and making all connections (cont.) ¨ A Heating flow D Gas fired condensing boiler: B Gas fired condensing boiler: Cylinder return Cylinder flow Gas fired condensing combi boiler: Gas fired condensing combi boiler: Cold water E Heating return C Gas connection Safety valve connection...

  • Page 11: Gas Connection

    Installation sequence Installing the boiler and making all connections (cont.) Gas connection 1. Connect gas shut-off valve to con- nection A. 2. Carry out a leak/tightness test. Please note Excessive test pressure may damage the boiler and the gas valve. Max.

  • Page 12: Condensate Connection

    Installation sequence Installing the boiler and making all connections (cont.) Condensate connection Connect condensate drain A with a slope and a pipe vent to the public sewer. Observe the local waste water regula- tions. Note Fill the siphon with water before start- Filling the siphon with water Fill a minimum of 0.3 l of water into the flue gas connection.

  • Page 13: Opening The Control Unit

    Installation sequence Installing the boiler and making all connections (cont.) Balanced flue connection Connect the balanced flue. During installation and positioning of the flue gas system, observe building regu- lations part L and BS 5440. Flue gas system installation instructions. Opening the control unit...

  • Page 14: Electrical Connections

    Installation sequence Opening the control unit (cont.) Please note Electronic modules can be dam- aged by electrostatic dis- charges. Touch earthed objects, such as heating or water pipes, to dis- charge static loads. Electrical connections Information regarding the connection of accessories For details of accessories, also observe their separate installation instructions provided.
  • Page 15 Installation sequence Electrical connections (cont.) % Gas fired condensing boilers only: E Power supply (230 V, 50 Hz). Cylinder temperature sensor (plug on the cable harness outside the Danger control unit) or connect the control Incorrect core termination box (supplied with the system boiler) can cause severe injuries if a 230V 2-port valve and cylinder and damage to the equip-...
  • Page 16 Installation sequence Electrical connections (cont.) Routing connecting cables and closing control unit Please note Power cables will be damaged if they contact hot parts. When routing and securing power cables on site, ensure that the maximum permissible temperatures for these cables are not exceeded.

  • Page 17: Commissioning, Inspection, Maintenance

    Commissioning, inspection, maintenance Steps - commissioning, inspection and maintenance For further information regarding the individual steps, see the page indicated Commissioning steps Inspection steps Maintenance steps Page • • • 1. Filling the heating system..........18 • • • 2. Venting the boiler by flushing out (after venting system)................

  • Page 18: Further Details Regarding The Individual Steps

    Commissioning, inspection, maintenance Further details regarding the individual steps Filling the heating system Please note Unsuitable fill water increases the level of deposits and corrosion and may lead to boiler damage. ■ Thoroughly flush the entire heating system prior to filling it with water. ■...
  • Page 19 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Open shut-off valves A and (if instal- led) B. 5. Fill the heating system via an external filling facility. (Minimum system pres- sure > 0.8 bar). Note The external filling facility must meet the requirements of the Water Fit- tings Regulations 1999 Section G 24.1 and G 24.2.

  • Page 20: Venting The Boiler By Flushing Out (After Venting System)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Venting the boiler by flushing out (after venting system) 1. Connect the drain hose on shut-off valve A to a drain. 2. Close shut-off valve B. 3. Open valves A and C and flush at mains pressure, until no sound of escaping air can be heard.

  • Page 21: Changing To Operation With Lpg

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. Simultaneously turn rotary selectors "tw" and "tr" to their central posi- tion. "SERV" appears on the display. 3. Within 2 s turn rotary selector "rt" to the top right area. "r"...

  • Page 22: Checking The Co 2 2 Content

    Further details regarding the individual steps (cont.) Checking the CO or O content Vitodens 100-W is factory-set for natural If the actual CO or O and CO values gas. During commissioning or mainta- deviate from the stated range, check the...
  • Page 23 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Adjust the upper output: Turn rotary selector "tr" to the con- trol range on the right. The display shows 5 bars for upper output. 5. Measure the CO content for upper output.

  • Page 24: Burner Removal

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Burner removal F 4x 1. Switch OFF the power. 5. Release gas supply pipe E fitting. 2. Shut off the gas supply. 6. Undo four screws F and remove the burner.

  • Page 25: Checking The Burner Gasket And The Burner Gauze Assembly

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the burner gasket and the burner gauze assembly Check burner gasket A for damage and replace if required. Replace the burner gauze assembly if it is damaged. 1. Remove electrode B. 3.

  • Page 26: Checking And Adjusting Electrodes

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 5. Refit thermal insulation ring C. 6. Refit the electrode B. Fixing screw torque: 3.5 Nm. Fixing screw torque: 3.5 Nm. Checking and adjusting electrodes 1. Check the electrode for wear and contamination.
  • Page 27 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Use a vacuum cleaner to remove res- idues from the heat exchanger A inside the combustion chamber. 2. If required, spray slightly acidic, chloride-free cleaning agents based on phosphoric acid onto heat exchanger A and let the solution soak in for approx.

  • Page 28: Checking The Condensate Drain And Cleaning The Siphon

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the condensate drain and cleaning the siphon 1. Check that the condensate can drain freely at the siphon. 2. Remove all hoses from siphon A. 3. Release locking tabs at opening B from underneath and remove siphon A upwards.

  • Page 29: Burner Installation

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Burner installation A 4x 1. Install the burner and torque screws 5. Reopen gas supply and switch on A diagonally with 4.0 Nm. power supply. 6. Check the gas connections for tight- 2.

  • Page 30: Check Gas Equipment For Tightness At Operating

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Check gas equipment for tightness at operating pressure Danger Escaping gas leads to a risk of explosion. Check gas equipment for tight- ness. Fitting the front panel 1. Push front panel into place on the 2.

  • Page 31: Instructing The System User

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Instructing the system user The system installer must hand the operating instructions to the system user and instruct him/her in the operation of the system.

  • Page 32: Troubleshooting

    Troubleshooting Function sequence and possible faults Display screen Measures Control unit issues Increase set value a heat demand and ensure heat is drawn off Fan starts after approx. 51 s Check the fan, fan fault F9 connecting cables, power at the fan and fan control Ignition Fault F4...

  • Page 33: Fault Messages On The Display

    Troubleshooting Function sequence and possible faults (cont.) Burner in opera- Stops below the set Check the flue gas tion boiler water tem- system for tight- perature and ness (flue gas restarts immedi- recirculation), ately check the gas flow pressure Fault messages on the display Faults are indicated by a flashing fault code with fault symbol "U"...
  • Page 34 Troubleshooting Fault messages on the display (cont.) Fault code System characteris- Cause Measures on the dis- tics play No DHW heating Outlet temperature Check the sensor (see sensor shorted out page 43). Burner blocked Short circuit, flow Check connections and sensor lead;...
  • Page 35 Troubleshooting Fault messages on the display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Burner in a fault The temperature Check the heating system state limiter has respon- fill level. Check the circu- lation pump. Vent the sys- tem.
  • Page 36 Troubleshooting Fault messages on the display (cont.) Fault code System characteris- Cause Measures on the dis- tics play Burner blocked Burner control unit Check ignition electrodes fault and connecting cables. Check whether a strong interference (EMC) field exists near the equip- ment.

  • Page 37: Repairs

    Troubleshooting Repairs Removing front panel 1. Release screws at the bottom of the 2. Remove front panel. boiler; do not remove completely. Outside temperature sensor 1. Open the control unit casing. See page 13.
  • Page 38 Troubleshooting Repairs (cont.) 2. Disconnect cables from outside tem- perature sensor. 4 3 2 1 3. Check the sensor resistance and compare it with the curve. 4. Replace the sensor in case of severe deviation. 10 20 30 Temperature in °C...

  • Page 39: Boiler Water Temperature Sensor

    Troubleshooting Repairs (cont.) Boiler water temperature sensor 1. Pull the leads from boiler water tem- perature sensor A and check the resistance.
  • Page 40 Troubleshooting Repairs (cont.) 2. Check the sensor resistance and compare it with the curve. 3. In case of severe deviation, drain boiler on the heating water side and replace the sensor. Danger The boiler water temperature sensor is immersed in the heating water (risk of scald- ing).
  • Page 41 Troubleshooting Repairs (cont.) 2. Compare the sensor resistance with the curve. 3. Replace the sensor in case of severe deviation. 10 30 50 70 90 110 Temperature in °C Checking the temperature limiter If the burner control unit cannot be reset after a fault shutdown, although the boiler water temperature is below approx.
  • Page 42 Troubleshooting Repairs (cont.) 1. Pull the leads from temperature lim- iter A. 2. Check the continuity of the tempera- ture limiter with a multimeter. 3. Remove the faulty temperature lim- iter. 4. Install a new temperature limiter. 5. Press "Reset" at the control unit (see page 36).
  • Page 43 Troubleshooting Repairs (cont.) Checking the outlet temperature sensor (gas fired condensing combi boiler) 1. Pull the leads from outlet temperature sensor A 2. Check the sensor resistance and compare it with the curve. 3. Replace the sensor in case of severe deviation.
  • Page 44 Troubleshooting Repairs (cont.) Checking the flue gas temperature sensor 1. Pull the leads from flue gas tempera- ture sensor A. 2. Check the sensor resistance and compare it with the curve.
  • Page 45 Troubleshooting Repairs (cont.) 3. Replace the sensor in case of severe deviation. 10 30 50 70 90 110 Temperature in °C Replacing flow limiter (gas fired condensing combi boiler) 1. Drain the boiler from the DHW side. 2. Pivot the control unit downwards. 3.
  • Page 46 Troubleshooting Repairs (cont.) Serial number Flow rate Colour (Type plate) l/min 7373 061 black 7373 063 7373 065 brown Checking or replacing the plate-type heat exchanger (gas fired condensing combi boiler) E Heating water flow G Cold water F Heating water return H DHW 1.
  • Page 47 Troubleshooting Repairs (cont.) 3. Push the three-way valve drive A 6. Check the DHW side for scaling and, slightly upwards. if required, clean or replace the plate- type heat exchanger. 4. Turn the three-way valve B with drive A 1/8 anticlockwise and 7.
  • Page 48 Troubleshooting Repairs (cont.) 3. Check fuse F4.

  • Page 49: Gas Type Conversion

    Gas type conversion Converting from LPG to natural gas Removing gas restrictor 1. Pull power cable from gas train A. 3. Undo three screws C and remove gas train A. 2. Remove union nut B.
  • Page 50 Gas type conversion Converting from LPG to natural gas (cont.) 4. Remove gas restrictor D from gas 6. Remove or void gas type sticker on train. the top of the boiler (next to the type plate). 5. Fit gas train A with new gaskets E and F.

  • Page 51: Checking The Co 2 Content

    Gas type conversion Converting from LPG to natural gas (cont.) 4. Adjust the control unit to natural gas or LPG by turning the rotary selector "tw". The display shows: ■ "0" for operation with natural gas ■ "1" for operation with LPG. 5.

  • Page 52: Control Unit

    Control unit Functions and operating conditions in weather-compensated mode In weather-compensated mode, the boiler water temperature is regulated subject to the outside temperature. Heating curve of weather-compensated control unit -5 -10 -15 -20 Outside temperature in °C A Rotary selector "tr" setting: 6 C Rotary selector "tr"...

  • Page 53: Designs

    Designs Connection and wiring diagram Stepper motor diverter valve Vitotrol 100, type UTA or on-site Ignition/Ionisation room temperature controller...
  • Page 54 Designs Connection and wiring diagram (cont.) Vitotrol 100, type RT or on-site § Boiler water temperature sensor room temperature controller Outlet temperature sensor (gas Vitotrol 100, type UTD or on-site fired condensing combi boiler) room temperature controller Cylinder temperature sensor Mains input 230V/50Hz (gas fired condensing boiler) Remote control (accessory)

  • Page 55: Parts Lists

    Parts lists Parts lists When ordering spare parts: 040 Clip 7 10 Quote the part and serial no. (see type 041 Clip 7 13.5 plate) and the item number of the 042 Clip 7 16 required part (as per this parts list). 043 Clip 7 18 Obtain standard parts from your local 044 Clip SIV (5 pce.)
  • Page 56 Parts lists Parts lists (cont.) 082 Cable fixing 110 Installation and service instructions 102 Spray paint, Vitowhite 111 Operating instructions 103 Touch-up paint stick, Vitowhite A Type plate 104 Special grease...
  • Page 57 Parts lists Parts lists (cont.)
  • Page 58 Parts lists Parts lists (cont.)
  • Page 59 Parts lists Parts lists (cont.)
  • Page 60 Parts lists Parts lists (cont.)

  • Page 61: Specification

    Specification Specification Rated voltage: 230 V~ Temperature limiter Rated frequency: 50 Hz setting: 100 °C (fixed) Rated current: 2.0 A~ Line fuse (mains): max. 16 A Safety class: Protection: IP X4 to EN 60529 Permissible ambient temperature ■ during operation: 0 to +40 °C during storage and ■...
  • Page 62 Specification Specification (cont.) Gas fired condensing combi boiler, class II 2H3P Rated output range in heating mode 50/30 °C 9 to 26 11 to 26 11 to 26 8.2 to 23.7 10.0 to 10.0 to 80/60 °C 23.7 23.7 Rated output range for DHW heat- 10.0 to 8.2 to 26.0 10.0 to 35.0...

  • Page 63: Certificates

    Declaration of conformity Declaration of conformity for the Vitodens 100-W We, Viessmann Werke GmbH&Co KG, D-35107 Allendorf, confirm as sole respon- sible body that the product Vitodens 100-W complies with the following standards: DIN 4702-6 EN 55 014 EN 483...

  • Page 64: Keyword Index

    Keyword index Keyword index Boiler water temperature sensor ..39 Ignition..........26 Burner gasket........25 Ignition electrodes......26 Burner gauze assembly.....25 Ionisation electrode......26 Burner installation......29 Burner removal........24 LPG............20 Cleaning the combustion chamber..26 Cleaning the heat exchanger.....26 Opening the control unit.....13 Commissioning........18 Outlet temperature sensor...43, 44 Condensate connection.....12 Outside temperature sensor .....37 Condensate drain.......28...
  • Page 68 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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Vitodens 100-w wb1b

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