Gas-fired wall-mounted condensing boiler 31 to 370 mbh / 9 to 105 kw multi-boiler installation 320 to 1480 mbh/ (64 pages)
Summary of Contents for Viessmann VITODENS 100
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VIESMANN Montage- und Serviceanleitung für die Fachkraft Vitodens 100 Typ WB1A Gas fired wall mounted condensing boiler Natural gas version Gültigkeitshinweise siehe letzte Seite VITODENS 100 Bitte aufbewahren! 5851 981 6/2006...
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Sicherheitshinweise Safety instructions Bitte befolgen Sie diese Sicherheitshinweise genau, um Gefahren und Schäden für Menschen und Sachwerte auszuschließen. Erläuterung der Sicherheits- If you notice the smell of gas hinweise Gefahr Gefahr Escaping gas can cause explo- Dieses Zeichen warnt vor Per- sions which may lead to sonenschäden.
Repairing components which For replacements, use only ori- fulfil a safety function can com- ginal spare parts from promise the safe operation of Viessmann or those which are your heating system. approved by Viessmann. Replace faulty components only with original Viessmann...
Set up for operation with natural gas. Montagevorbereitung General Information Appliance description The Vitodens 100 is a fully automatic, The appliance is designed for use wall hung, fan assisted balanced flue with sealed primary water systems condensing boiler for use with Natural (only) and incorporates a circulation Gas (G20).
Montagevorbereitung Montagevorbereitung (Fortsetzung) Technical Specification General Specifications and Performance Data Rated output range 50/30 °C 8 to 24 8 to 30 80/60 °C 7.3 to 21.8 7.3 to 27.3 Rated output range 7.4 to 22.3 7.4 to 28.0 Maximum gas rate 2.36 2.96 Combi boiler:...
Montagevorbereitung Montagevorbereitung (Fortsetzung) Overall Appliance Dimensions Combi boiler A Condensate drain: Plastic pipe D Gas connection: Rp ½ 722 mm E Cold water: 715 mm B Heating flow: 722 mm F Heating return: 722 mm C DHW: 715 mm G Safety valve drain: 715 mm...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) System boiler A Condensate drain: Plastic pipe D Gas connection: Rp ½ 722 mm E DHW return: 722 mm B Heating flow: 722 mm F Heating return: 722 mm C DHW cylinder flow: 722 mm G Safety valve drain: 715 mm...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Minimum installation clearances The following minimum clearances (mm) must be maintained for installing and servicing the appliance. A Front (behind removable panel) B Front (for service) Flue System Specifications Concentric Horizontal Flue System Standard horizontal flue kit: The appli- Extension ducts can be used to inc- ance can be supplied complete with a rease the straight flue length up to...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) An extra 87° elbow can be used but this reduces the maximum permis- sible length by 1 m . An extra 45° elbow can be used but this reduces the maximum permissible length by 0.5 m . A Combined length of flue outlet/ B Flue outlet/ventilation pipe (can ventilation pipe max 6m.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) An extra 87° elbow can be used but Before commencing the installation this reduces the maximum permis- refer to diagram below to determine sible length by 1 m. An extra 45° which optional extension kits are elbow can be used but this reduces required, if any.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Hydraulic circuit Combi boiler A Boiler E Plate heat exchanger B heat exchanger F DHW outlet C circulation pump G Cold water inlet D Three-way diverter valve H Heating circuit...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) System boiler A DHW cylinder D circulation pump B Boiler E Three-way diverter valve C heat exchanger F Heating circuit...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Sectional Diagram Combi boiler illustrated Installation Requirements Statutory Requirements Gas safety (installation and use) regulations (current issue) It is in your own interest and safety, to ensure that the law is complied with.
Montagevorbereitung Montagevorbereitung (Fortsetzung) In addition to the above regulations, CORGI will then issue either a Buil- this appliance must be installed in ding Compliance Certificate (for Eng- accordance with the current IEE land and Wales) or a Declaration of Wiring Regulations for electrical Safety (for Scotland, Northern Ireland, installation (BS 7671), local building Isle of Man or appliances out of the...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Due consideration should be given A compartment used to enclose the to the routing of the condensate appliance must be designed and drain from the chosen position. constructed specifically for this pur- If the boiler is to be fitted in a timber pose.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Flue terminal position Horizontal flue system Position Minimum spacing Directly below an window that can be opened, air vent or any other ventilation opening Below gutter drain or soil pipe Below eaves Below a balcony From vertical drain or soil pipes From internal and external corners Above adjacent ground or balcony level/roof From a surface facing the terminal...
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Vertical flue systems Position Minimum spacing From adjacent wall From adjacent opening window 1000 From another terminal Minimum height Flue Terminal Location Detailed recommendations for flue The boiler must be installed so that installation are given in BS 5440:1. the terminal is exposed to external The following notes are for general air.
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9 are maintained. Central Heating System (typical system designs) The Vitodens 100 is designed for connection to sealed central heating water systems. A sealed system must only be filled by a competent person. Filling the heating system see page 48.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Combination boiler Hinweis The boiler incorporates an internal bypass to ensure adequate water flow. Cer- tain thermostatic radiator valve manufacturers may require that a bypass valve is fitted in addition to the integral by pass. Specifications as to the individual requirements should be sought prior to installation.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) A Radiators F Drain cock at lowest point in the B Boiler system C Lockshield valve G Hot water taps D CH flow H Water main E CH return K BS stop valve...
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Connection see page 42 LS Connection of DHW cylinder con- S Connection box (not supplied) trol The following Viessmann control configurations are available: Constant temperature Timer with constant temperature Vitotrol 100 UTD The boiler requires a permanent live feed via plug 40.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) A Radiators F CH return B Boiler G Drain cock at lowest point in the C DHW-Cylinder system D Lockshield valve H Control unit E CH flow K Cylinder thermostat...
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The following Viessmann control The DHW cylinder must have an configurations are available: integrated temperature control con- Constant temperature nected to the Vitodens 100 Timer with constant temperature The DHW will always take priority Vitotrol 100 UTD over the central heating when timed The boiler requires a permanent live demand is selected.
Montagevorbereitung Montagevorbereitung (Fortsetzung) Expansion vessel Further details are available in the The table shows the maximum system current issues of BS 5449 and BS volume that the integral expansion 6798. vessel can sustain under different If the pressure gauge rises by 1.5 bar charge pressure conditions.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) Pressure relief valve A pressure relief valve set at 3 bar (43.5 psi) is supplied with the appli- ance. Domestic Hot Water System (Combi boiler only) Check that the mains water press- If the appliance is installed in an ure is sufficient to produce the area where the temporary hardness required DHW flow rate of 9.0 l/min...
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(and its external controls) may be used. External Controls To ensure optimum performance, Viessmann offer a range of external controls however the appliance may be used with any certificated room thermostat or time clock room ther- mostat.
Montagevorbereitung Montagevorbereitung (Fortsetzung) Preparations for boiler installation Unpacking the appliance The appliance is supplied in 2 sepa- rate packages plus any optional flue packages. Check the availability and contents of each package before commencing the installation. Boiler package Combi boiler System boiler Boiler (assembled) Boiler (assembled)
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Montagevorbereitung Montagevorbereitung (Fortsetzung) A Installation template B Observe the minimum slope of 3° (5mm/m) towards the boiler 1. Position the installation template 2. Mark wall plug holes and balanced on the wall. flue pipe opening.
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Montagevorbereitung Montagevorbereitung (Fortsetzung) 3. Drill 710 mm holes and insert the 5. Fit wall mounting frame with enclo- rawl plugs. sed screws. 4. Cut flue pipe opening to 100 mm Preparing the connections Hinweis For dimensions for on-site preparations of the gas and water side connections see Overall Appliance Dimensions on page 7.
Montageablauf Installing the boiler and making all connections Remove front panel and mount boiler Hinweis The front panel must be removed before mounting the boiler. 1. Remove the screw at the top of the 3. Hook the boiler on to the wall boiler.
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Montageablauf Installing the boiler and making all connections (Fortsetzung) Gas connection 1. Connect the gas supply to the gas inlet connection on the gas cock A. Upon completion, tighten the union connection. 2. Carry out a gas soundness test. 3. Purge the gas supply pipe. A Gas connection: ½...
Montageablauf Installing the boiler and making all connections (Fortsetzung) A Heating flow: 722 mm (red tog- D Cold water: 715 mm gle) E Heating return: 722 mm (blue B DHW: 715 mm toggle) C Gas connection: ½ BSP System boiler Hinweis For operation without a DHW cylinder, shut-off connections C Gas connection: ½...
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Montageablauf Installing the boiler and making all connections (Fortsetzung) Connect safety valve drain Connect a suitable discharge pipe to the pressure relief valve outlet. The pipe discharging to a safe place must be a minimum of 15 mm copper and run continually downwards.
Montageablauf Installing the boiler and making all connections (Fortsetzung) Condensate connection Vitodens 100 has within a syphonic condensate trap. A 722 mm plastic condensate pipe Routing The condensate pipe can terminate into any one of the following areas. It is always the best practice to terminate the condensate pipe via an internal waste system.
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Montageablauf Installing the boiler and making all connections (Fortsetzung) Terminating into an external waste system Terminating into an internal waste system A 722 mm plastic condensate pipe B External length of pipe 3 m max. A 722 mm plastic condensate pipe C Open end direct into gully, below B External length of pipe 3 m max.
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Montageablauf Installing the boiler and making all connections (Fortsetzung) Terminating into the rainwater system Terminating into an external purpose A 722 mm plastic condensate pipe made soakaway B Internal soil and vent stack A 722 mm plastic condensate pipe B External length of pipe 3 m max. C Open end direct into gully, below ground but above water level Filling the siphon with water...
Montageablauf Flue outlet External wall terminal C 1. Insert pipe bend into the boiler flue 4. Connect external flue terminal to outlet. pipe bend. Install flue and supply pipes accor- 2. Insert external flue terminal into the dingly, wall outlet. with a minimum of 3°...
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Montageablauf Flue outlet (Fortsetzung) Vertical roof terminal C 1. Install the universal roof tile. 3. Push roof terminal through roof and insert into flue/supply pipe. 2. Install flue and supply pipes accor- dingly. 4. Seal roof terminal.
Montageablauf Electrical connections (Fortsetzung) Making connections Notes regarding the connection of accessories For details of accessories, also observe the separate installation instru- ctions provided. Notes regarding the connection of room temperature and DHW cylinder temperature control For more information about the connection of on site temperature controls see page 20.
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Montageablauf Electrical connections (Fortsetzung) fÖ Mains power connection 230 V ~ gH Mains connection accessories/ 50 Hz (green plug) room temperature control/DHW Do not interchange the supply cylinder control (black plug) conductors L1 and the neutral A If making the connection between, conductor N.
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Montageablauf Electrical connections (Fortsetzung) Connect DHW cylinder temperature control Connect Vitotrol 100 A Vitotrol 100 UTD C Vitotrol 100 RT B Vitotrol 100 UTA D When connecting, remove jumper Routing connecting cables Achtung Connecting cables can be damaged if they touch hot components. When routing and securing connecting cables on site, ensure that the maximum permissible cable temperatures are not exceeded.
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Montageablauf Electrical connections (Fortsetzung) A Low voltage connections B 230 V connections 1. Connect strain relief to the external 2. Fit cover. cable and clip into the mounting plate aperture. 3. Pivot the control unit upwards.
Montageablauf Electrical connections (Fortsetzung) Front panel installation 1. Hang the front panel to the wall 3. Insert the screw at the top of the mounting frame by the appropriate boiler. hook. Hinweis 2. Press down the front panel at the The outer case forms a seal with bottom.
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Montageablauf Commissioning and testing (Fortsetzung) Gefahr Open all doors and windows; extinguish naked lights and do not smoke whilst purging the gas line. Before commencing the commissioning procedure, ensure that the gas service cock is turned on, the electricity supply is isolated and that the DHW and CH pipework is complete.
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Montageablauf Commissioning and testing (Fortsetzung) Hinweis Additive combinations are permitted only if approved additive suppliers recom- mend it and always according to supplier´s dosage recommendation. It is essential that the procedure below is followed to ensure that all the air in the boiler heat exchanger and the system is completely vented prior to firing the appliance.
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Montageablauf Commissioning and testing (Fortsetzung) 4. Close the shut off valves A and C to prevent water leaving the boi- ler (toggle at 90° to the pipe). Con- nect a hose pipe to outlet D ready to vent the boiler later. 5.
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Montageablauf Commissioning and testing (Fortsetzung) Venting the boiler by flushing out (after venting system) 1. Leaving the hose connections from filling the system continue to fill the boiler from the external filling loop and draining the water to a drain from connection D.
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Montageablauf Commissioning and testing (Fortsetzung) 6. Ensure both isolation valves A and B to operating position (toggle to the rear), seal with the caps pro- vided. 7. Turn temperature gauge controls to the desired operating position. Hinweis Be aware that the boiler may still need to be vented as air pockets are drawn into the heat exchanger.
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Montageablauf Commissioning and testing (Fortsetzung) Checking static and supply pressure Gefahr CO formation, as a result of incorrect burner adjustment,can lead to severe health problems. Carry out a CO test prior to, and after, work on gas equipment. 1. Close the gas shut-off valve. 2.
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Montageablauf Commissioning and testing (Fortsetzung) 7. Shut down the boiler, close the gas shut-off valve, remove the pressure gauge, and close test nipple A with the screw. 8. Open the gas shut-off valve and start the boiler. Gefahr Gas escaping from the test nipple leads to a risk of explosion.
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Montageablauf Commissioning and testing (Fortsetzung) Enabling the comfort function Turn the rotary selector tw briefly and fully clockwise (shorter than 3 s), and then turn it anti-clockwise. The Display will then show COMFORT . Disabling the comfort function Turn the rotary selector tw briefly and fully anti-clockwise (shorter than 3 s), and then turn it clockwise.
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Montageablauf Commissioning and testing (Fortsetzung) Final checks 1. If a time switch has been built into 2. Fill in the relevant details for the the control unit: installation in the benchmark log- Set required activation periods as book supplied in the instructions per the time switch operating pack and affix the self adhesive bar instructions.
Service Instructions Routine Servicing Instructions To ensure continued efficient operation of the appliance, it is recommended that it is checked and serviced as necessary at regular intervals. The frequency of servicing will depend upon the particular installation conditions and usage but in general once a year should be adequate.
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Service Instructions Routine Servicing Instructions (Fortsetzung) 1. Remove the screw at the top of the 3. Lift the front panel from the wall boiler. mounting frame. 2. Press down the springs on the underside of the boiler and remove the front panel. Burner removal 1.
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Service Instructions Routine Servicing Instructions (Fortsetzung) 5. Release gas connection pipe E. 6. Release four screws F and remove the burner. Achtung To prevent damage, never rest the burner on the gauze assembly. Check the burner gasket and burner gauze assembly for damage.
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Service Instructions Routine Servicing Instructions (Fortsetzung) 1. Remove electrode B. 4. Insert and secure a new burner gauze assembly D with a new 2. Release the three Torx screws, and gasket E. remove thermal insulating ring C. Torque: 3.5 Nm.approx. 3.
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Service Instructions Routine Servicing Instructions (Fortsetzung) 3. Check all clearances. If the gaps are not as specified or the elect- rode is damaged, replace and align the electrode together with new gaskets. Tighten the electrode fixing screws. (2.5 Nm approx.). Cleaning the heating surfaces If required, clean heating surfaces A with a brush or flush with water.
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Service Instructions Routine Servicing Instructions (Fortsetzung) Checking the condensate drain and cleaning the siphon 1. Check at the siphon, that the con- densate can freely drain. 2. Place an appropriate container under the siphon A. 3. Remove the locking cap B and drain the siphon content.
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Service Instructions Routine Servicing Instructions (Fortsetzung) Burner installation 1. Install the burner and torque 4. Replace electrical cables from fan screws A diagonally. (4 Nm. motor D, gas valve E, and igni- approx.) tion unit E. 2. Insert new gasket and tighten the 5.
Service Instructions Routine Servicing Instructions (Fortsetzung) 6. Check the gas connections for soundness. Gefahr Escaping gas leads to a risk of explosion. Check all fittings for sound- ness. Check primary and secondary connections for leaks Checking diaphragm expansion vessel and system pressure Hinweis 1.
Service Instructions Routine Servicing Instructions (Fortsetzung) 2. Check the inlet pressure of the 4. Top up your heating system with diaphragm expansion vessel at the water and vent until the filling test nipple A. pressure of a cool system is 0.2 bar higher than the inlet pressure of the 3.
Service Instructions Routine Servicing Instructions (Fortsetzung) Front panel installation 1. Hang the front panel to the wall 3. Insert the screw at the top of the mounting frame by the appropriate boiler. hook. Hinweis 2. Press down the front panel at the The outer case forms a seal with bottom.
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Service Instructions Routine Servicing Instructions (Fortsetzung) Checking all gas equipment for soundness at operating pressure Gefahr Escaping gas leads to a risk of explosion. Check gas equipment for soundness. Final checks 1. Check that the flue terminal in is 2. Return all appliance and external good condition and clear of any controls (if fitted) to their original obstructions.
Störungsbehebung Fault finding General Hinweis The gas service cock is open. It is the law that any service work The DHW (Combi only) and CH iso- must be carried out by a competent lation cocks are open. CORGI registered engineer. The system is at design pressure.
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Störungsbehebung Fault finding (Fortsetzung) Gas combina- Fault Check the gas tion valve opens train (control vol- tage 230 V) and gas supply press- Fault Ionisation cur- Check the ionisa- rent builds (hig- tion current, check her than 2 µA) the electrode ad- justment and the Symbol A gas pipe for air-...
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Störungsbehebung Fault finding (Fortsetzung) Display Verhalten der An- Störungsursa- Maßnahme fault code lage Burner blocked Boiler temperatu- Check the boiler tempe- re sensor lead rature sensor (see break page 73). No DHW heating Draw off tempera- Check sensors (see ture sensor short page 75).
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Störungsbehebung Fault finding (Fortsetzung) Display Verhalten der An- Störungsursa- Maßnahme fault code lage Burner blocked Air pressure Check the air pressure switch faulty switch and the intercon- necting cable. Burner blocked Faulty water Check the water press- pressure sensor ure sensor and the inter- connecting cable.
Störungsbehebung Repairs Removing front panel 1. Remove the screw at the top of the 3. Lift the front panel from the wall boiler. mounting frame. 2. Press down the springs on the underside of the boiler and remove the front panel. Drain boiler on the primary side Hinweis For certain repairs the boiler must be...
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Störungsbehebung Repairs (Fortsetzung) 1. Connect the drain hose to valve A and connect with a drain outlet. 2. Turn toggle on the shut-off valve B to the front. 3. Turn toggle on the shut-off valve C to the front. 4. Turn toggle on the valve A to the front and drain the boiler if neces- sary.
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Störungsbehebung Repairs (Fortsetzung) Boiler temperature sensor 1. Pull the leads from boiler tempera- ture sensor A and measure the resistance. 2. Check the sensor resistance and compare actual values with the curve. 3. In case of severe deviation, drain boiler on the primary side (see page 71) and replace the sensor.
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Störungsbehebung Repairs (Fortsetzung) Check the temperature limiter If the burner control unit cannot be reset after a fault shutdown, although the boiler water temperature is below approx. 75 °C, check the temperature limiter. 1. Pull the leads from temperature limiter A. 2.
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Störungsbehebung Repairs (Fortsetzung) Check the DHW temperature sensor (only for gas combina- tion devices) 1. Pull the leads from outlet tempera- ture sensor A 2. Check the sensor resistance and compare actual values with the curve. 3. Replace the sensor in case of severe deviation.
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Störungsbehebung Repairs (Fortsetzung) Replacing flow limiter 1. Switch OFF the mains power. 2. Close the gas shut-off valve and safeguard against reopening. 3. Drain the boiler from the secondary side. 4. Pivot the control unit downwards. 5. Release the ties A and screwsB. 6.
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Störungsbehebung Repairs (Fortsetzung) Checking plate heat exchanger C DHW E Heating water return D Cold water F Heating water flow 1. Switch OFF the mains power. 5. Remove two screws A at the plate heat exchanger and B remove. 2. Close the gas shut-off valve and safeguard against reopening.
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Störungsbehebung Repairs (Fortsetzung) 7. Check the primary side for contami- 8. Install in reverse order using new nation and, if necessary, clean or gaskets. replace the plate heat exchanger. Hinweis Ensure that fixing holes and seals are aligned. Install the heat plate exchanger the correct way round.
Schemen Connection and wiring diagrams combi boiler Main PCB Programming unit...
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Schemen Connection and wiring diagrams combi boiler (Fortsetzung) Time switch fÖ Mains input 230V~/50Hz Alternativ (bei Anschluss Brü- Temperature limiter cke entfernen) Mains connection accessories/ § Boiler temperature sensor room temperature control DHW outlet sensor a-ÖA Fan sÖ Circulation pump 230V~ Air pressure switch dÖ...
Schemen Connection and wiring diagram - system boiler Main PCB Time switch Programming unit...
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Schemen Connection and wiring diagram - system boiler (Fortsetzung) Alternativ (bei Anschluss Brü- Temperature limiter cke entfernen) Mains connection accessories/ § Boiler temperature sensor room temperature control/DHW sÖ Circulation pump 230V~ cylinder control dÖ Step motor diverter valve a-ÖA Fan Gas solenoid valve Air pressure switch fÖ...
Einzelteillisten Einzelteillisten Spare parts information 032 Bypass with overflow valve Quote the type and serial no. (see 033 Grommets data plate) and the item no. of the 034 Gaskets (set) required part (as per this parts list). 035 Spring clips (set) Obtain standard parts from your local 036 Flow limiter supplier.
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Einzelteillisten Einzelteillisten (Fortsetzung) 095 Gas valve connecting cable 35 300 Touch-up spray paint, Vitowhite 096 Ignition transformer/ionisation 301 Touch-up paint stick, Vitowhite connecting cable A Data plate...
Bescheinigungen Konformitätserklärung Declaration of conformity for Vitodens 100 We, Viessmann Werke GmbH & Co KG, D-35107 Allendorf, declare as sole res- ponsible body, that the product Vitodens 100 conforms to the following stan- This product is designated in accor- dards:...
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8 to 24 kW from serial no. from serial no. 7246 794 6 00001 7179 918 5 00001 8 to 30 kW from serial no. 7246 793 6 00001 Viessmann Werke GmbH&Co KG D-35107 Allendorf Telefon:06452 70-0 Telefax:06452 70-2780 www.viessmann.de...
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