Viessmann Vitopend 100-W Installation And Service Instructions Manual
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Viessmann Vitopend 100-W Installation And Service Instructions Manual

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VIESMANN
Installation and service
instructions
for contractors
Vitopend 100-W
Type A1HE/A1JE, A1GF, A1HF/A1JF
5.4 to 18 kW, 5.5 to 22 kW, 6.0 to 24.8 kW, 7.5 to 30 kW and
9.0 to 36 kW
Gas system and combi boilers
For room sealed operation
Natural gas version
For applicability, see the last page
VITOPEND 100-W
Please keep safe.
5837146 HK
11/2018

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  • Page 1 VIESMANN Installation and service instructions for contractors Vitopend 100-W Type A1HE/A1JE, A1GF, A1HF/A1JF 5.4 to 18 kW, 5.5 to 22 kW, 6.0 to 24.8 kW, 7.5 to 30 kW and 9.0 to 36 kW Gas system and combi boilers For room sealed operation...
  • Page 2 Safety instructions Safety instructions Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained Danger Note This symbol warns against the Details identified by the word "Note" risk of injury. contain additional information. Please note This symbol warns against the risk of material losses and envi- ronmental pollution.
  • Page 3 ■ Isolate the system from the power system. supply, e.g. by removing the separate Replace faulty components only fuse or by means of a mains isolator, with genuine Viessmann spare and check that it is no longer live. parts. ■ Safeguard the system against recon- nection.
  • Page 4 Safety instructions Safety instructions (cont.) Safety instructions for operating the system If you smell gas What to do if water escapes from the appliance Danger Escaping gas can lead to explo- Danger sions which may result in seri- If water escapes from the appli- ous injury.
  • Page 5 Safety instructions Safety instructions (cont.) Danger Danger Leaking or blocked flue sys- The simultaneous operation of tems, or an inadequate supply the boiler and appliances that of combustion air can cause life extract air to the outside can threatening poisoning from car- result in life threatening poison- bon monoxide in the flue gas.
  • Page 6 Index Index Service instructions Warning notices Warning notices according to GB25034-2010............Frost protection....................Intended use......................Notes on siting, installation and operation............10 Information Symbols........................ 11 Installation instructions Preparing for installation................... 12 Installation sequence Mounting the boiler and making the connections..........17 Opening the control unit enclosure...............
  • Page 7 Rated heating output 18 kW................. 118 Rated heating output 22 kW................. 120 Rated heating output 24 kW................. 122 Rated heating output 30 kW................. 125 Rated heating output 36 kW................. 127 Certificates Manufacturer's declaration for Vitopend 100-W........... 130 Keyword index....................131...
  • Page 8 Warning notices Warning notices according to GB25034-2010 Warning against incorrect use: ■ Do not use caustic cleaning agents to ■ A faulty installation can lead to injury clean the appliance. and material losses. ■ The appliance must not be installed ■...
  • Page 9 Warning notices Frost protection (cont.) Following installation or repairs, switch ON the power supply (MCB/fuse, mains isolator) and the control unit ON/OFF switch. Open the gas shut-off valve to ensure frost protection. Intended use The appliance is intended solely for Any usage beyond this must be installation and operation in sealed approved by the manufacturer in each...
  • Page 10 Warning notices Notes on siting, installation and operation ■ Installation, maintenance and service ■ After installation, the heating contrac- must be carried out by an authorised tor should mark the position of the contractor. flue system and instruct the system ■...
  • Page 11 Information Symbols Sym- Meaning The sequences of steps for commis- sioning, inspection and maintenance are summarised in the section "Com- Reference to another docu- missioning, inspection and mainte- ment containing further infor- nance" and are identified as follows: mation Sym- Meaning Step in a diagram: The numbers correspond to...
  • Page 12 Product description ■ Attic rooms (pitched attics and long panes) where the balanced flue pipe The Vitopend 100-W is supplied as a can be routed directly through the gas system boiler (heat only) for heat- roof...
  • Page 13 Preparing for installation Preparing for installation (cont.) Preparing for installation Dimensions and connections A B C D E 58 58 A Heating flow G ¾ D Cold water G ½ (gas combi boiler) B DHW G ½ (gas combi boiler) E Heating return G ¾...
  • Page 14 Preparing for installation Preparing for installation (cont.) Rated heating out- Dimensions mm put in kW 18 and 22 30 and 36...
  • Page 15 Preparing for installation Preparing for installation (cont.) Fitting the wall mounting bracket Note Prepare the gas, water and power con- nections using the installation template supplied. Ø 10 A Installation template...
  • Page 16 Preparing for installation Preparing for installation (cont.) 1. Position the supplied installation 1. Prepare the water connections. template on the wall. Flush the heating system. 2. Mark out the rawl plug holes. 2. Prepare the gas connection. 3. Drill 7 10 mm holes for rawl plugs. 3.
  • Page 17 Installation sequence Mounting the boiler and making the connections Mounting the boiler...
  • Page 18 Installation sequence Mounting the boiler and making the connections (cont.) Removing the front panel and pivoting the control unit down- wards Fitting the water connections For installation of fittings on the heating water side and DHW side, see separate installation instructions.
  • Page 19 Installation sequence Mounting the boiler and making the connections (cont.) D Safety valve E Non-return valve F Shut-off valve G Cold water H Safety assembly Safety assembly H to DIN 1988 and EN 806 is required if the mains water supply pressure exceeds 10 bar (1.0 MPa), and no DHW pressure reducing valve is installed (to DIN 4753).
  • Page 20 Installation sequence Mounting the boiler and making the connections (cont.) Gas connection 3. Purge the gas line. 1. Fit gas shut-off valve A. 2. Carry out a tightness test. Please note Excessive test pressure may damage the boiler and the gas train.
  • Page 21 Installation sequence Mounting the boiler and making the connections (cont.) Using a flue restrictor Routing type external wall connec- tion Type (model) C Rated heating output Balanced Length of bal- Flue restrictor flue system anced flue pipe 7 mm Internal 7 mm 60/100 ≤...
  • Page 22 Installation sequence Mounting the boiler and making the connections (cont.) A Boiler flue connection bend for the C Flue restrictor horizontal installation of a balanced D Boiler flue connection bend for the flue system 80/125 horizontal installation of a balanced B Adaptor to balanced flue system flue system 60/100 80/125...
  • Page 23 Installation sequence Opening the control unit enclosure Electrical connections Information on connecting accessories When connecting accessories observe the separate installation instructions provided with them.
  • Page 24 Installation sequence Electrical connections (cont.) X111 CN3 Ext. extension AUX 900101 A X11 WLAN module (internet inside) X13 Power supply WLAN module (accessories) (internet inside) Cylinder temperature sensor E (only for gas system boilers) Power supply F (230 V, 50 Hz) A power cable with plug is con- nected in the delivered condition.
  • Page 25 Installation sequence Electrical connections (cont.) Outside temperature sensor or room temperature sensor (accessories) 1. Fit the temperature sensor. 2. Plug the connecting cable supplied into slot "X7". Outside temperature sensor instal- lation location: 3. Connect the temperature sensor to ■ North or north-westerly wall, 2 to terminals 3 and 4 (see page 24).
  • Page 26 Installation sequence Electrical connections (cont.) Connection Vitotrol 100, type UTDB Note Observe parameter "P07", see page 66. Recommended connecting cable ■ 2-core cable for low voltage A Vitotrol 100, type UTDB B Terminals on the control unit...
  • Page 27 Installation sequence Electrical connections (cont.) Connection Vitotrol 100, type UTDB-RF Note Observe parameter "P08", see page 66. Recommended connecting cable ■ 2-core cable for low voltage 220 V∼ A Vitotrol 100, type UTDB-RF B Terminals on the control unit...
  • Page 28 Installation sequence Electrical connections (cont.) Connection OpenTherm accessories Note Observe parameter "P07", see page 66. Recommended connecting cable ■ 2-core cable for low voltage A OpenTherm accessories B Terminals on the control unit Connecting system to equipotential bonding of the building Danger The appliance and pipework The absence of system compo-...
  • Page 29 Installation sequence Electrical connections (cont.) A Boiler D Earthing clip B Domestic distribution box E Equipotential bonding bar C Gas line F Metal pipes Cross-section of earth cables and earth conductors: 2.5 mm to 6 mm...
  • Page 30 Installation sequence Electrical connections (cont.) Power supply Regulations and directives Power supply to boiler: ■ Protect with a fuse/MCB of up to Danger 16 A. Incorrectly executed electrical ■ Install residual current device (RCD). installations can result in injuries ■ Fit a secure earth connection. from electrical current and dam- ■...
  • Page 31 Installation sequence Electrical connections (cont.) 2. Relieve strain on the power cable 3. Close and pivot up the control unit. and route through a diaphragm grommet to the outside. 4. Hook in and secure the front panel.

  • Page 32: Table Of Contents

    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 and venting the heating system......34 • 2. Setting the time and date..........37 •...

  • Page 33: Commissioning Steps

    Commissioning, inspection, maintenance Steps - commissioning, inspection and… (cont.) Commissioning steps Inspection steps Maintenance steps Page • • • 23. Checking all connections on the heating water and DHW sides for leaks • • • 24. Checking the flue system for unrestricted flow and leaks •...

  • Page 34: Filling And Venting The Heating System

    ■ Softening systems for heating – Sentinel (www.sentinel-solu- water are available from tions.net) Viessmann. 1. Check the pre-charge pressure of 3. Turn ON the system ON/OFF the diaphragm expansion vessel switch on the control unit. (see page 53).
  • Page 35 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) If the system pressure is too low, 4. Display of current system pressure the pressure will be shown on the during the filling process: main display after a short time: ■...
  • Page 36 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Please note If the system pressure falls below 0.08 MPa, the circula- tion pump will suffer dam- age. In the event of a pressure drop immediately top up the water. Ensure a minimum system pressure of >...

  • Page 37: Setting The Time And Date

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Activating the filling and venting function 1. Hold down MODE and simulta- 7. Press MODE to exit the menu. neously for approx. 5 s. ■ "SEt" is displayed. Filling and venting function is ■...

  • Page 38: Flue System Correction Factor Setup

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 12. OK to confirm 15. Use to select the current year. 13. Use to select the current day. 16. OK to confirm 14. OK to confirm The default display appears. Flue system correction factor setup 1.

  • Page 39: Activating/Deactivating Wlan Module

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 02. Press MODE. 07. MODE to confirm 03. Use to select "P10". 08. Use to select "P14". 04. OK to confirm 09. OK to confirm 05. Use to select access code 2 10.

  • Page 40: Making The Settings For Operation With External Extension

    Connecting the heating system to WLAN and the Viessmann server Register the heating system on the Viessmann server via the relevant app. Making the settings for operation with external extension If an external extension has been con- 01. Hold down MODE and...

  • Page 41: Switching Off Dhw Heating

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 03. Use to select "P10". 12. MODE to exit the parameter level. 04. OK to confirm ■ If communication between the control unit and the extension is working, 05. Use to select access code 2 flash simultaneously.

  • Page 42: Limiting The Maximum Heating Output

    7. MODE to exit the parameter level. Checking the gas type In the delivered condition, the 2. Enter the measured value in the Vitopend 100-W is preset for natural enclosed "Guarantee card". gas (12T). The boiler can be operated in the Wobbe index range W Wobbe index range 12.0 to...

  • Page 43: Checking The Static Pressure And Supply Pressure

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the static pressure and supply pressure Danger 5. Start the boiler. CO formation as a result of incorrect burner adjustment can Note have serious health implications. During commissioning, the appli- Always carry out a CO test ance can enter a fault state before and after work on gas...

  • Page 44: Checking The Nozzle Pressure, 18 Kw

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 9. Open the gas shut-off valve and Danger start the appliance. Gas escaping from the test connector leads to a risk of explosion. Check the test connector for gas tightness. Supply pressure (flow Measures pressure)
  • Page 45 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 05. Set max. heating output for DHW 08. Select the lower heating output: heating 1. Hold down MODE and simul- Ensure heat is being drawn off by taneously for approx. 5 s. the heating system.
  • Page 46 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 11. Check (do not adjust) the upper 12. Check the setting values and heating output record them in the enclosed "Guar- Ensure heat is being drawn off by antee card". the heating system.
  • Page 47 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Gas system boiler (heat only) 05. Set the upper heating output Ensure heat is being drawn off by the heating system. 1. Hold down MODE and simul- taneously for approx. 5 s. ■...
  • Page 48 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 08. Select the lower heating output: 10. Fit cap B. to switch directly between the upper and lower heat- 11. Check the setting values and ing output. record them in the enclosed "Guar- For the lower heating output select antee card".

  • Page 49: Checking The Nozzle Pressure, 22 To 36 Kw

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the nozzle pressure, 22 to 36 kW 05. Set the upper heating output Ensure heat is being drawn off by the heating system. 1. Hold down MODE and simul- taneously for approx.
  • Page 50 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 08. Select the lower heating output: 10. Fit cap B. to switch directly between the upper and lower heat- 11. Check the setting values and ing output. record them in the enclosed "Guar- For the lower heating output select antee card".
  • Page 51 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 6.0 to 24.8 kW Rated heating output 24.8 Natural gas (12T) Nozzle ø 1.20 1.20 Nozzle pressure mbar 15.5 based on a supply pressure of 20 mbar 7.5 to 30 kW Rated heating output Natural gas (12T) Nozzle ø...

  • Page 52: Checking The Balanced Flue System For Tightness (Annular Gap Check)

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking the balanced flue system for tightness (annular gap check) The flue pipe is deemed to be suffi- ciently gas-tight if the CO concentra- tion in the combustion air is no higher than 0.2% or the O concentration is at least 20.6%.

  • Page 53: Checking And Cleaning The Burner

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. Open drain screw A on the circu- lation pump. Catch the water in a suitable container. Checking and cleaning the burner Turn off the ON/OFF switch on the con- Close the gas shut-off valve and safe- trol unit and the power supply.
  • Page 54 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 1. Switch the control unit on and close 5. Top up with water (see page 34) the gas shut-off valve. until the charge pressure of the cooled system is at least 0.08 MPa, 2.

  • Page 55: Checking And Cleaning The Flue Gas Heat Exchanger

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking and cleaning the flue gas heat exchanger Rated heating output 18 kW Rated heating output 18 kW 1. Drain the boiler on the heating water side (see page 52).
  • Page 56 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 2. Remove 2 screws from each of the 6. Pull out heat exchanger E. left and right combustion chamber side panels A. Remove combus- 7. Clean heat exchanger E if tion chamber side panel A.
  • Page 57 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Rated heating output 22 to 36 kW 1. Drain the boiler on the heating 4. Pull out heat exchanger C. water side (see page 52). 5. If required, clean heat exchanger 2.

  • Page 58: Checking And Adjusting The Ignition And Ionisation Electrodes

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Checking and adjusting the ignition and ionisation electrodes 45,9 ±1 20,1 ±1 -0,3 A Ionisation electrode Clean ignition electrodes B with a small brush or sandpaper.

  • Page 59: Flow Limiter

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) Flow limiter If required, flush flow limiter A with clean water. Identification of flow limiter A Rated heating output Colour 18 kW White 22 kW White 24 kW Blue 30 kW 36 kW Pink Flue gas emissions test...

  • Page 60: Checking The Ionisation Current

    Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 4. Set the lower heating output (see The limits to GB25034-2010 must be page 49). maintained (CO content < 1000 ppm). Measure the CO or O and CO If the actual value falls outside the per- content.
  • Page 61 Commissioning, inspection, maintenance Further details regarding the individual steps (cont.) 3. Ionisation current when the flame is 5. Record the measured value in the first established: Min. 2 µA enclosed "Guarantee card". If ionisation current < 2 µA: Check the electrode gap (see page 58). 4.
  • Page 62 Parameter Main parameter level Calling up the main parameter level: Note The settings shown depend on the 1. Press MODE to select the required equipment level of the heating system. settings. 2. Use to select the required value. ■ Use OK to confirm and exit the menu.
  • Page 63 Parameter Main parameter level (cont.) Time program, switching central heating mode on/off Symbols Main display Additional display Flashing Constant "SEt" "On" "OFF" Time program, set heating water temperature Symbols Main display Additional display Flashing Constant Temperature in °C "L:1" and I for stage 1 "L:2"...
  • Page 64 Parameter Main parameter level (cont.) Standby mode Symbols Main display Additional display Flashing Constant "SEt" Parameter level 1 Calling up parameter level 1: 2. Press MODE. ■ "P01" is shown on the main dis- 1. Hold down MODE and simulta- play.
  • Page 65 Parameter Parameter level 1 (cont.) Limiting the maximum heating output Parameter Possible change Main display Additional display "P03" Max. heating output in % Heating output of the upper rated heating in % output. Setting range 40 to 100 % Length of flue system Parameter Possible change Main display Additional display...
  • Page 66 Parameter Parameter level 1 (cont.) Activate OpenTherm/WiFi access Parameter Possible change Main display Additional display "P07" 0 OpenTherm basic func- tion (delivered condi- tion). Adjustment recom- mended. Simple room thermostat activated (boiler on/off). Read only WiFi. 1 OpenTherm basic func- tion.
  • Page 67 Parameter Parameter level 2 1. Hold down MODE and simulta- 5. Use to select the access code neously for approx. 5 s. for parameter level 2. ■ "SEt" and flash 6. OK to confirm ■ "PL:1" is shown on the additional ■...
  • Page 68 Diagnostics Function sequence and possible faults Display Measure Control unit is- Increase set value sues a heat de- and ensure heat is mand drawn off Fan starts After approx. 51 s Check the air fault "F05" pressure switch, fan, fan connect- ing cables and fan power supply Ignition...
  • Page 69 Diagnostics Function sequence and possible faults (cont.) Burner in opera- Shuts down below Check the flue tion the set boiler water system for leaks temperature and (flue gas recircula- restarts immediate- tion); check the gas flow pressure Resetting the appliance Hold down MODE and OK simultane- ously until flashes (reset).
  • Page 70 Diagnostics Status checks Check Display Symbols Flashing Constant Current system pressure "IF00" Actual heating water temperature "IF01" °C Set heating water temperature "IF02" °C Set maximum heating output "IF03" Actual DHW temperature "IF04" °C Set DHW temperature "IF05" °C DHW flow rate "IF06"...
  • Page 71 Diagnostics Status checks (cont.) Check Display Symbols Flashing Constant Position of 3-way diverter valve "IF19" ("DHW", "CH" or "MIDDLE") Correction factor for length of flue "IF20" system Rated heating output/type boiler "IF21" OpenTherm/WLAN access ("On" or "IF22" "OFF") Scan heating programs Scan the set heating programs and Operating instructions time phases for DHW heating:...
  • Page 72 Diagnostics Meter checks (cont.) Check Display Symbols Flashing Constant Ignition attempts (in thousands) "Ct06" Ignition attempts (in units) "Ct07" Heat demands, DHW heating (in mil- "Ct08" lions) Heat demands, DHW heating (in "Ct09" thousands) Heat demands, DHW heating (in "Ct10" units) Heat demands, heating mode (in mil- "Ct11"...
  • Page 73 Troubleshooting Fault display Faults are indicated by a flashing mes- sage code (e.g. "F30") and fault sym- Displayed System character- Cause Measures fault code istics Burner locked out System pressure Check the system pres- too low sure. If required, top up heating water (see page 34).
  • Page 74 Troubleshooting Fault display (cont.) Displayed System character- Cause Measures fault code istics Burner in a fault Flame signal is al- Check ionisation elec- state ready present at trode and connecting ca- burner start. ble. Turn the ON/OFF switch off and back on again (or reset, see F02).
  • Page 75 Troubleshooting Fault display (cont.) Displayed System character- Cause Measures fault code istics Continuous opera- Lead break, out- Check the sensor (see tion side temperature page 77). sensor or room temperature sen- Burner locked out Short circuit, boiler Check the boiler water water temperature temperature sensor (see sensor...
  • Page 76 Troubleshooting Fault display (cont.) Displayed System character- Cause Measures fault code istics Function at the ex- Short circuit, lower Check sensor. ternal extension faul- cylinder tempera- ture sensor S2 at Installation and the external exten- service instruc- sion tions for external extension Function at the ex- Lead break, lower...
  • Page 77 Troubleshooting Repairs Please note ■ Plate heat exchanger Residual water will escape when ■ Components fitted in the heat- the boiler or one of the following ing water or DHW circuit. components is fitted or Water ingress can result in dam- removed: age to other components.
  • Page 78 Troubleshooting Repairs (cont.) 3. Check the sensor resistance and compare it to the curve. 4. In the event of severe deviation replace the sensor. 10 20 30 Temperature in °C Checking and cleaning the plate heat exchanger Shut off and drain the boiler on the Note heating water and DHW sides.
  • Page 79 Troubleshooting Repairs (cont.) A Screws Check the connections on the DHW Note side for scale build-up and the connec- Use new gaskets when assembling. tions on the heating water side for con- tamination. Clean or replace the plate heat exchanger if required.
  • Page 80 Troubleshooting Repairs (cont.) Checking the sensors Rated heating output 18 kW A Temperature limiter % Cylinder temperature sensor (gas B Boiler water temperature sensor system boiler) C Outlet temperature sensor (gas combi boiler)
  • Page 81 Troubleshooting Repairs (cont.) Rated heating output 22 to 36 kW A Temperature limiter % Cylinder temperature sensor (gas B Boiler water temperature sensor system boiler) C Outlet temperature sensor (gas combi boiler)
  • Page 82 Troubleshooting Repairs (cont.) 2. Temperature limiter: Perform the check if the burner control unit cannot be reset after a fault shutdown, although the boiler water temperature is below approx. 90 °C. ■ Disconnect the leads from the sensor. ■ Check continuity of the tempera- ture limiter with a multimeter.
  • Page 83 Troubleshooting Repairs (cont.) 4. Cylinder temperature sensor (gas system boiler): ■ Disconnect plug % from the con- trol unit cable harness. ■ Check the sensor resistance and compare it to the curve. ■ In the event of severe deviation replace the sensor. Checking the fuse 1.
  • Page 84 Control unit Control and display elements  MODE A Display D OK key, to confirm the selection or B MODE key, to call up the menu. save the setting made E ON/OFF switch C Arrow keys to scroll through the menu or set values Function description Heating mode...
  • Page 85 Control unit Function description (cont.) Weather-compensated operation In weather-compensated mode (with connected outside temperature sen- sor), the boiler water temperature is regulated according to the outside tem- perature. Heating curve for weather-compensated operation Outside temperature in °C A Do not adjust (heating curve "1") E Factory set heating curve "dEF"...
  • Page 86 Control unit Function description (cont.) Frost protection function The boiler must be switched on to If the boiler water temperature contin- ensure frost protection. ues to fall, the burner also starts below 5 °C, and continues to run until Boiler frost protection the boiler water temperature reaches 30 °C.
  • Page 87 Designs Connection and wiring diagram Hall +5VDC PCB inside the boiler C Room/outside tem- Power supply perature sensor ! External extension AUX (accessories) 900101 Gas pressure switch D Room temperature (accessories) controller (Open- Gas train Therm accessories) Internal circulation pump WLAN module...
  • Page 88 Designs Connection and wiring diagram (cont.) Power supply WLAN Circulation pump 230 V~ sÖ module (24 V) Motor, diverter valve dÖ T5/T8 Ionisation Gas solenoid valve TR1-1/TR1-2 Ignition Temperature limiter Boiler water temperature § Fan control a-ÖA sensor Air pressure switch Outlet temperature sen- Flow sensor sor (only gas combi boil-...
  • Page 89 Parts lists rated heating output 18 kW Overview of assemblies The following details are required when ordering parts: ■ Serial no. (see type plate A) ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list)
  • Page 90 Parts lists rated heating output 18 kW Overview of assemblies (cont.) A Type plate D Hydraulic assembly B Frame assembly with hydraulic block E Control unit assembly C Heat cell assembly with burner F Miscellaneous...
  • Page 91 Parts lists rated heating output 18 kW Frame assembly 0004 0006 0003 0003 0007 0005 0001 0011 0010 0001 0009 0001 0002 0002 0008 0006 Pos. Part 0001 Cable retainer 0002 Hinge 0003 Boiler flue connection flange 0004 Wall mounting bracket 0005 Control cable 0006...
  • Page 92 Parts lists rated heating output 18 kW Frame assembly (cont.) Pos. Part 0007 Pressure switch 0008 Grommets (set) 0009 Plastic adaptor 0010 Profiled gasket 8 x 6 (2 m long) 0011 Front panel...
  • Page 93 Parts lists rated heating output 18 kW Heat cell assembly 0001 0004 0004 0013 0002 0004 0001 0004 0005 0007 0009 0006 0008 0004 0004 0012 0010 0011 0004 0004 Pos. Part 0001 Venturi 0002 0004 Fixing parts (set) 0005 Flue gas heat exchanger...
  • Page 94 Parts lists rated heating output 18 kW Heat cell assembly (cont.) Pos. Part 0006 Fibre insulation, side 0007 Fibre insulation, back 0008 Fibre insulation, front 0009 Combustion chamber side panel, left 0010 Combustion chamber side panel, right 0011 Combustion chamber cover 0012 Burner See burner assembly...
  • Page 95 Parts lists rated heating output 18 kW Heat cell assembly (cont.) Pos. Part 0006 Ignition/ionisation electrode 0007 Screw 35 x 16 (5 pce) 0008 Air deflector, burner 0009 Gas supply pipe Hydraulic assembly, system boiler, 18 kW (heat only) 0004 0005 0004 0006...
  • Page 96 Parts lists rated heating output 18 kW Hydraulic assembly, system boiler, 18 kW (heat only) (cont.) Pos. Part 0001 Diaphragm expansion vessel 0002 Connection pipe, heating return 0003 Connection pipe, heating flow 0004 Gasket set 0005 Set of fuse elements 0006 Temperature sensor 0007...
  • Page 97 Parts lists rated heating output 18 kW Hydraulic assembly, system boiler, 18 kW (heat only) (cont.) Pos. Part 0003 Safety valve 0004 Set of fuse elements 0005 Quick-action air vent valve 0006 Gasket set 0012 Circulation pump GPD15-5S-Z108 0013 Pump motor GPD15-5S-Z108 0017 Adaptor safety valve...
  • Page 98 Parts lists rated heating output 18 kW Hydraulic assembly, combi boiler 0005 0004 0004 0005 0002 0006 0004 0001 0003 0005 0004 0005 0004 0007 0004 0008 0005 0004 0009 Pos. Part 0001 Diaphragm expansion vessel 0002 Connection pipe, heating return 0003 Connection pipe, heating flow 0004...
  • Page 99 Parts lists rated heating output 18 kW Hydraulic assembly, combi boiler (cont.) Pos. Part 0008 Pressure sensor 0009 Hydraulic block See Hydraulic block assembly, combi boiler Hydraulic block assembly, combi boiler 0001 0011 0002 0006 0007 0002 0008 0003 0020 0004 0005 0009...
  • Page 100 Parts lists rated heating output 18 kW Hydraulic assembly, combi boiler (cont.) Pos. Part 0004 Clips (set) 0005 Quick-action air vent valve 0006 Gaskets (set) 0007 GTC stepper motor 0008 Cartridge, stepper motor 0009 Flow unit, combi boiler 0010 Return unit, combi boiler 0011 Flow rate switch 0012...
  • Page 101 Parts lists rated heating output 18 kW Control unit assembly 0002 0001 0003 0004 0011 0005 0006 0007 0008 0009 0010 Pos. Part 0001 Control unit front 0002 Cover, wiring chamber 0003 Cable fixing...
  • Page 102 Parts lists rated heating output 18 kW Control unit assembly (cont.) Pos. Part 0004 Fuse, 2.5 A (slow), 250 V (10 pce) 0005 Screw Ejot M4 x 11 (5 pce) 0006 Connecting cable X100 0007 Connecting cable Vitopend X6 0008 Connecting cable X101/X14/X10 0009 Connecting cable X2...
  • Page 103 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Overview of assemblies The following details are required when ordering parts: ■ Serial no. (see type plate A) ■ Assembly (from this parts list) ■ Position number of the individual part within the assembly (from this parts list)
  • Page 104 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Overview of assemblies (cont.) A Type plate...
  • Page 105 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Overview of assemblies (cont.) B Frame assembly E Control unit assembly C Heat cell assembly F Miscellaneous with burner D Hydraulic assembly with hydraulic block...
  • Page 106 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Frame assembly 0004 0006 0003 0003 0007 0005 0001 0011 0010 0008 0001 0009 0002 0002 0006 Pos. Part 0001 Cable retainer 0002 Hinge 0003 Boiler flue connection flange...
  • Page 107 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Frame assembly (cont.) Pos. Part 0004 Wall mounting bracket 0005 Control cable 0006 Screw Ejot M 4 x 11 (5 pce) 0007 Pressure switch 0008 Grommets (set) 0009 Plastic adaptor 0010...
  • Page 108 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Heat cell assembly 0001 0004 0004 0013 0002 0004 0001 0004 0005 0007 0009 0006 0008 0004 0004 0012 0010 0011 0004 0004 Pos. Part 0001 Venturi 0002 0004...
  • Page 109 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Heat cell assembly (cont.) Pos. Part 0006 Fibre insulation, side 0007 Fibre insulation, back 0008 Fibre insulation, front 0009 Combustion chamber side panel, left 0010 Combustion chamber side panel, right 0011 Combustion chamber cover 0012...
  • Page 110 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Heat cell assembly (cont.) Pos. Part 0006 Ignition/ionisation electrode 0007 Screw 35 x 16 (5 pce) 0008 Air deflector, burner 0009 Gas supply pipe Hydraulic assembly, system boiler 0004 0005 0004...
  • Page 111 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Hydraulic assembly, system boiler (cont.) Pos. Part 0001 Diaphragm expansion vessel 0002 Connection pipe, heating return 0003 Connection pipe, heating flow 0004 Gaskets (set) 0005 Clips (set) 0006 Temperature sensor 0007...
  • Page 112 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Hydraulic assembly, system boiler (cont.) Pos. Part 0003 Safety valve 3 bar 0004 Clips (set) 0005 Quick-action air vent valve 0006 Gaskets (set) 0007 GTC stepper motor 0008 Cartridge, stepper motor 0009...
  • Page 113 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Hydraulic assembly, combi boiler 0004 0005 0004 0005 0010 0005 0002 0006 0001 0005 0003 0004 0004 0004 0005 0007 0004 0008 0005 0004 0009 Pos. Part 0001 Diaphragm expansion vessel...
  • Page 114 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Hydraulic assembly, combi boiler (cont.) Pos. Part 0008 Pressure sensor 0009 Hydraulic block See Hydraulic block assembly, combi boiler 0010 Thermal circuit breaker Hydraulic block assembly, combi boiler 0001 0011 0002...
  • Page 115 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Hydraulic assembly, combi boiler (cont.) Pos. Part 0003 Safety valve 3 bar 0004 Clips (set) 0005 Quick-action air vent valve 0006 Gaskets (set) 0007 GTC stepper motor 0008 Cartridge, stepper motor 0009...
  • Page 116 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Control unit assembly 0002 0001 0003 0004 0001 0011 0012 0006 0007 0010 0008 0009 0013 0014 Pos. Part 0001 Control unit front 0002...
  • Page 117 Parts lists rated heating output 22 kW, 24 kW, 30 kW and 36 kW Control unit assembly (cont.) Pos. Part 0003 Cable fixing 0004 Fuse, 2.5 A (slow), 250 V (10 pce) 0006 Cable harness X100/X4 0007 Connecting cable Vitopend X6 0008 Connecting cable Vitopend stepper motor 0009...
  • Page 118 Specification Rated heating output 18 kW Specification Note The supply values are only for refer- ence (e.g. in the gas contract applica- tion) or for a supplementary, rough esti- mate to check the volumetric settings. Due to factory settings, the gas pres- sure must not be altered from these values.
  • Page 119 Specification Rated heating output 18 kW (cont.) Model Combi boiler System boiler (heat only) Type L1P20 - A1JF N1P20 - A1GF Rated heat input (heating mode) 5.7 - 20.4 5.7 - 20.4 Rated heat input (DHW heating) 5.7 - 22.8 –...
  • Page 120 Specification Rated heating output 18 kW (cont.) Residual head of the circulation pump 800 1000 1200 Flow rate in l/h A Stage 1 B Stage 2 C Stage 3 Rated heating output 22 kW Note The supply values are only for refer- ence (e.g.
  • Page 121 Specification Rated heating output 22 kW (cont.) Model Combi boiler System boiler Type L1P24 - A1JF N1P24 - A1HF Rated heat input (heating mode) 6.1 - 24.4 6.1 - 24.4 Rated heat input (DHW heating) 6.1 - 24.4 6.1 - 24.4 Nozzle pressure at max.
  • Page 122 Specification Rated heating output 22 kW (cont.) Model Combi boiler System boiler Type L1P24 - A1JF N1P24 - A1HF Rated heat input (heating mode) 6.1 - 24.4 6.1 - 24.4 Rated heat input (DHW heating) 6.1 - 24.4 6.1 - 24.4 Electronic temperature limiter setting °C Temperature limiter setting...
  • Page 123 Specification Rated heating output 24 kW (cont.) Model Combi boiler System boiler Type L1P27 - A1JE N1P27 - A1HE Rated heat input (heating mode) 6.7 - 27.2 6.7 - 27.2 Rated heat input (DHW heating) 6.7 - 27.2 6.7 - 27.2 Rated heating output (heating mode) 6.0 - 24.8 6.0 - 24.8...
  • Page 124 Specification Rated heating output 24 kW (cont.) Model Combi boiler System boiler Type L1P27 - A1JE N1P27 - A1HE Rated heat input (heating mode) 6.7 - 27.2 6.7 - 27.2 Rated heat input (DHW heating) 6.7 - 27.2 6.7 - 27.2 IP rating IPX4D IPX4D...
  • Page 125 Specification Rated heating output 30 kW Note The supply values are only for refer- ence (e.g. in the gas contract applica- tion) or for a supplementary, rough esti- mate to check the volumetric settings. Due to factory settings, the gas pres- sure must not be altered from these values.
  • Page 126 Specification Rated heating output 30 kW (cont.) Model Combi boiler System boiler Type L1P33 - A1JE N1P33 - A1HE Rated heat input (heating mode) 8.5 - 33.3 8.5 - 33.3 Rated heat input (DHW heating) 8.5 - 33.3 8.5 - 33.3 Operating pressure (on the DHW side) Min.
  • Page 127 Specification Rated heating output 30 kW (cont.) Residual head of the circulation pump 1200 1600 2000 2400 2800 3200 3600 Flow rate in l/h A Stage 1 B Stage 2 C Stage 3 Rated heating output 36 kW Note The supply values are only for refer- ence (e.g.
  • Page 128 Specification Rated heating output 36 kW (cont.) Model Combi boiler System boiler Type L1P40 - A1JE N1P40 - A1HE Rated heat input (heating mode) 10.0 - 40 10.0 - 40 Rated heat input (DHW heating) 10.0 - 40 10.0 - 40 Nozzle pressure at max.
  • Page 129 Specification Rated heating output 36 kW (cont.) Model Combi boiler System boiler Type L1P40 - A1JE N1P40 - A1HE Rated heat input (heating mode) 10.0 - 40 10.0 - 40 Rated heat input (DHW heating) 10.0 - 40 10.0 - 40 Electronic temperature limiter setting °C Temperature limiter setting...
  • Page 130 Certificates Manufacturer's declaration for Vitopend 100-W We, Viessmann Heating Technology Dachang Co., Ltd., declare as sole responsi- ble body that the product Vitopend 100-W complies with the following standards: GB25034-2010 CECS215:2006 This product meets the requirements of the efficiency standard GB20665-2015 and is classified as an energy saving product.
  • Page 131 Keyword index Keyword index Flow limiter.........59 Annular gap check......52 Flue gas connection......20 Flue gas emissions test..... 59 Flue gas heat exchanger....55 Boiler mounting........17 Frost limit........... 86 Boiler water temperature sensor..80 Frost protection........86 Burner..........53 Function sequence......68 Fuse...........
  • Page 132 Keyword index Keyword index (cont.) Supply pressure......... 43 ON/OFF switch........84 Switching off DHW......41 OpenTherm – Connection........28 Outlet temperature sensor....80 Temperature limiter......80 Outside temperature sensor..25, 77 Test pressure........20 – Setting..........38 Tightness test........52 Time, setting........37 Parameters –...
  • Page 136 7639517 7639518 7639519 7639520 7639521 7639523 7639529 Viessmann Werke GmbH & Co. KG Viessmann China Ltd. D-35107 Allendorf Unit 16,17/F., Millennium City 2 Telephone: +49 6452 70-0 378 Kwun Tong Road Fax: +49 6452 70-2780 Kwun Tong, Kowloon, Hong Kong www.viessmann.com...

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