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Vitodens 100-W, B1HA/B1KA 26 to 125 Combi Installation/Service

Table of Contents

Safety, Installation and Warranty Requirements

..............2

Important Regulatory and Installation Requirements

....... 5

About these Installation Instructions

.............................7

Applicability

..............................................................8

Product Information

....................................................8

Mechanical Room

......................................................9

Minimum Clearances

.................................................10

Boiler Dimensions

.....................................................11

Boiler Mounting

........................................................13

Boiler Connections

...................................................17

Vent

connections

..................................................17

Proper piping practice ............................................18

Gas connection and piping ......................................18

Gas

piping pressure test ........................................... 19

Heating water connections .....................................20

Condensate

connection

..........................................21

Fill siphon with water ............................................21

Safety Connections

..................................................22

Installing safety devices on the boiler .......................22

Low water cut-off .................................................22

Hot water temperature and system pressure .............23

Installation Examples

................................................24

General

................................................................24

Clearances

...........................................................24

Heating circuit pumps ............................................24

Waterside

flow

.....................................................25

Built-in

pump

........................................................26

B1HA with one heating circuit ...................................27

B1HA with one heating circuit, DHW tank and LLH ......28

B1HA with one heating circuit and DHW tank ..............29

B1KA with one heating circuit ....................................30

B1KA with one heating circuit and LLH .......................31

B1KA with one heating circuit without LLH .................32

Boiler in heating/cooling application .........................33

Boiler with low water cut-off (remote mounted,

field

supplied)

....................................................... 34

Venting

...................................................................34

Neutralization Unit

....................................................35

Accessing Electrical Connections

................................36

Accessing Electrical Connections

................................36

Removing the front cover ..................................... 36

Rotating the control unit and opening the

power/pump

module

............................................ 36

Power supply 120VAC, 60 Hz, 1PH ........................37

Location of terminal block and temperature sensor..

connections

..........................................................37

Connecting Viessmann DHW tank temperature

sensor on B1HA only .............................................38

Connecting a field supplied tank temperature controller

on B1HA only (e.g. Honeywell Aquastat or others) ....39

Room

thermostat

..................................................40

Connecting the outdoor temperature sensor ..............41

Connecting an OpenTherm (OT) device ....................41

Closing the control unit .........................................42

Reinstalling the front panel .....................................42

Safety

General Information

Dimensions

Connections

Control Connections

Page

Содержание B1HA

Страница 1: ...eating contractor Vitodens 100 W B1HA B1KA Models 26 to 125 Wall Mounted gas fired condensing boilers On demand domestic hot water with Combi boiler Read and save these instructions for future reference IMPORTANT Please file in Service Binder Heating input 21 to 125 MBH 6 2 to 36 6 kW H ...

Страница 2: ...ation Requirements Contaminated air Air contaminated by chemicals can cause by products in the combustion process which are poisonous to inhabitants and destructive to Viessmann equipment For a listing of chemicals which cannot be stored in or near the boiler room please see subsection entitled Combustion Air Supply Advice to owner Once the installation work is complete the heating contractor must...

Страница 3: ...uit 27 B1HA with one heating circuit DHW tank and LLH 28 B1HA with one heating circuit and DHW tank 29 B1KA with one heating circuit 30 B1KA with one heating circuit and LLH 31 B1KA with one heating circuit without LLH 32 Boiler in heating cooling application 33 Boiler with low water cut off remote mounted field supplied 34 Venting 34 Neutralization Unit 35 Accessing Electrical Connections 36 Acce...

Страница 4: ...ting System for Leaks 52 Removing the front Panel 52 Removing the Burner 53 Reinstall the Burner Assembly 53 Check Burner Gasket and Cylinder Assembly for Damage 53 Check and Adjust Ignition and Ionization Electrodes 54 Check Condensate Drain and Clean Siphon 54 Check Neutralization Unit 55 Clean Combustion Chamber Heat Exchanger Surfaces 55 Check Diaphragm Expansion Tank and System Pressure 56 Ch...

Страница 5: ...sting of High Limit Switches for Vitodens boilers where required by law VIESSMANN IS NOT RESPONSIBLE FOR ANY DAMAGES THAT THE FOLLOWING TEST PROCEDURE MAY RESULT IN BY OVERHEATING THE SYSTEM The Vitodens 100 200 boilers are equipped with flow switches that when activated disable or enable the burner to operate The fixed high limit when tripped produces a fault that will require manual reset of the...

Страница 6: ...ce or an attic the hard wired carbon monoxide detector with alarm and battery back up may be installed on the next adjacent floor level b In the event that the requirements of this subdivision can not be met at the time of completion of installation the owner shall have a period of thirty 30 days to comply with the above requirements provided however that during said thirty 30 day period a battery...

Страница 7: ... by the heating contractor This includes low water cutoffs flow switches if used staging controls pumps motorized valves air vents thermostats etc Leave all literature at the installation site and advise the system operator ultimate owner where the literature can be found Contact Viessmann for additional copies This product comes with several safety instruction labels attached Do not remove Contac...

Страница 8: ...ndition the Vitodens 100 W is set up for operation with constant boiler water temperature By connecting an outdoor temperature sensor included with installation accessories the boiler can be operated in weather compensated mode The following are integrated closed loop hydraulic system with 2 connections for heating system supply and return and 2 connections for DHW tank heating B1HA or on demand D...

Страница 9: ...logenated hydrocarbons e g as contained in paint solvents or cleaning fluids and excessive dust e g through grinding or polishing work Combustion air for the heating process and ventilation of the boiler room must be free of corrosive contaminants To that end any boiler must be installed in an area that has no chemical exposure The list below indicates the main currently known sources Avoid contin...

Страница 10: ...r UL ULC listed CPVC gas vent material The zero inches vent clearance to combustibles for the Vitodens 100 W boiler supercedes the clearance to combustibles listing that appears on the special venting system label Top clearance 12 in 30 cm See the Vitodens Venting System Installation Instructions Clearance to combustibles AL Alcove CL Closet Top Front Rear Left Right Vent pipe 1 0 0AL CL 0 0 0 0 F...

Страница 11: ...ensate drain plastic hose Ø 1 in Ø 22 mm B Boiler water supply NPT in male thread C Gas connection NPT in male thread D Boiler water return NPT in male thread E Combustion air opening for double pipe system F Combustion air opening for coaxial system gas vent adaptor G For B1HA series DHW tank heating supply NPT in male thread For B1KA combi DHW NPT in male thread H For B1HA series DHW tank heatin...

Страница 12: ...emove caps For installations that do not require DHW tank connections leave caps installed Legend A DHW tank heating supply for B1HA boilers B DHW tank heating return for B1HA boilers C DHW for B1KA boiler D DCW for B1KA boiler BWR Boiler water return BWS Boiler water supply BD Boiler drain BF Boiler fill GC Gas connection PRV Pressure relief valve PG Pressure gauge VC Venting connection TG Temper...

Страница 13: ... to the installation instructions applicable to your installation requirements Installation of mounting bracket on brick concrete wall 1 Drill holes Ø e in 10 mm 2 Align wall mounting boiler bracket and attach to wall with the screws and plastic anchors supplied CAUTION Whichever mounting method is used ensure that the boiler bracket is tightly and securely fastened to wall Failure to secure the b...

Страница 14: ... wood stud Secure with bolts to wooden studs as shown Install mounting bracket on metal studs as per illustration Drill f in pilot holes to insert anchors Ensure that holes are located in the center of each metal stud Use appropriate fasteners to mount boiler mounting bracket to metal studs not supplied Secure with bolts to metal studs as shown Boiler mounting bracket installation on wood studs Bo...

Страница 15: ...ombi Installation Service Boiler Mounting continued Installation Mounting the boiler to the wall Note Prior to installing the boiler verify that the minimum mounting clearances are met 1 Mount boiler onto the mounting bracket ensure the boiler is level ...

Страница 16: ...be field calculated Boiler mounting bracket and frame 1 Attach the wall mounting bracket supplied with the boiler to the boiler mounting frame using the supplied hardware Ensure that the wall mounting bracket is level 2 Move the rack into position and secure to the floor and to the wall if needed Boiler Mounting continued CAUTION The boiler must be level both vertically and horizontally to ensure ...

Страница 17: ...ll roof or chimney taking the shortest possible route and at a rising angle min 3º Coaxial combustion air inlet cover shown installed For coaxial venting system remove the cover from the flue gas vent adaptor Refer to the Vitodens Venting System Installation Instructions When utilizing the combustion air inlet cover A for Vitodens 100 W series boilers remove the center section and leave the rubber...

Страница 18: ...DCW connection NPT in male thread for B1KA E Boiler water return connection NPT in male thread 1 Make gas connection in accordance with codes CAN CSA B149 1 or 2 in Canada In the United States use the National Fuel Gas Code ANSI Z223 1 NFPA 54 as well as local codes where applicable 2 Close gas shutoff valve on boiler 3 Perform leak test 4 Bleed air from gas supply pipe See following page for deta...

Страница 19: ...be leak tested before placing the boiler in operation CAUTION Ensure that gas piping is large enough for all appliances in the residence No noticeable gas pressure drop in the gas line must occur when any unit or combination of units lights or runs IMPORTANT IMPORTANT psig 14 w c 1 Isolate the boiler from the gas supply piping system using the individual manual shutoff valve during pressure tests ...

Страница 20: ...not used All plumbing must meet or exceed all local state and national plumbing codes WARNING The pressure gauge is a sensitive component and may be damaged if the boiler connections are not supported by using a second wrench when tightening fittings and or piping IMPORTANT Legend A DHW tank heating supply for B1HA boilers B DHW tank heating return for B1HA boilers C DHW for B1KA boiler D DCW for ...

Страница 21: ...elect a pump with an overflow switch The drain connection must terminate into an open or vented drain as close to the boiler as possible to prevent siphoning of the boiler drain Connections Boiler Connections continued Condensate connection Fill siphon with water Legend A Flexible discharge tubing B Discharge tubing 1 Install the condensate drain pipe with a suitable gradient 2 Discharge condensat...

Страница 22: ...essure relief valve Removal of air from the system must occur via use of air vent s in the system supply To ensure the boiler can be purged of all air ensure supply return water lines do not contain restrictive piping where air could be trapped Low water cut off A low water cut off may be required by local codes Do not install an isolation valve between boiler and low water cutoff see subsection e...

Страница 23: ...n Service Connections Safety Connections continued Hot water temperature and system pressure See page 44 for fill procedure The boiler water pressure reading is displayed on an analog gauge The boiler water temperature reading is constantly displayed during operation ...

Страница 24: ...ystem flow and pressure drop calculations including DHW sizing A low loss header must be used when the system flow rate exceeds the maximum or minimum flow rate of the Vitodens 100 W boiler An alternative method may be used such as primary secondary piping using closely spaced tees A low loss header offers additional benefits not provided by a pair of closely spaced tees Viessmann strongly recomme...

Страница 25: ... strongly recommends and prefers the use of a low loss header over closely spaced tees Refer to the Technical Data manual for low loss header information Model B1HA 26 94 1 boiler Output NG LPG MBH 88 t for NG LPG 20ºF 11ºC rise GPM L h 8 8 1999 25ºF 14ºC rise GPM L h 7 0 1599 30ºF 17ºC rise GPM L h 5 9 1332 35ºF 19 5ºC rise GPM L h 5 0 1142 40ºF 22ºC rise GPM L h 4 4 999 Boiler maximum flow rate ...

Страница 26: ... consumption W max 130 W min 80 Built in pump Grundfos UPS15 78 three speed heating circuit DHW production pump for Vitodens 100 W B1HA 26 35 94 125 and B1KA 35 125 boilers in the factory setting the pump speed is preset to speed three Built in pump Grundfos UPS15 78 residual head pressure Residual head of built in pump at speed 3 factory set Flow Supply Head Pressure Flow Speed One Speed Three Sp...

Страница 27: ... Outdoor temperature sensor OTS Note The use of a low loss header is recommended if the water flow rate is less than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss header is available as accessory part Maximum Flow Rates Ensure that a pressure activated by pass is installed if there are system component s in C that may isolate the flow to the pump IMPORTANT Model B1HA 26 94 35 125 Outp...

Страница 28: ... 1400 L h The low loss header is available as accessory part DHW supply and return piping between boiler DHW connections and the Viessmann DHW tank connections shall be a minimum of 1 in nominal pipe diameter irrespective of the in DHW connection outlet sizes provided on the boiler and the DHW tank This ensures that the head of the pump is fully utilized to overcome the resistance of the DHW heat ...

Страница 29: ...ecommended if the water flow rate is less than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss header is available as an accessory part DHW supply and return piping between boiler DHW connections and the Viessmann DHW tank connections shall be a minimum of 1 in nominal pipe diameter irrespective of the in DHW connection outlet sizes provided on the boiler and the DHW tank This ensures t...

Страница 30: ...dens 100 W B Room thermostat C Heating circuit D Outdoor temperature sensor OTS Note The use of a low loss header is recommended if the water flow rate is less than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss header is available as accessory part Built in pump residual head for the heating system side is 4 3 ft of water column at the boiler maximum flow rate of 6 2 GPM Model B1KA 35...

Страница 31: ...iler B External boiler system controller with room thermostat connection field supplied C Heating circuit D Heating circuit pump field supplied E Low loss header there is no LLH temperature sensor available for the B1KA F Outdoor temperature sensor OTS Note The use of a low loss header is recommended if the water flow rate is less than 1 7 GPM 400 L h or more than 6 2 GPM 1400 L h The low loss hea...

Страница 32: ...h room thermostat connection field supplied E Closely spaced tees 4x pipe Ø or 12 in 305 mm 1 F Outdoor temperature sensor OTS 1 A low loss header offers additional benefits not provided by a pair of closely spaced tees Viessmann strongly recommends and prefers the use of a low loss header over closely spaced tees See page 35 for details Note The use of a low loss header is recommended if the wate...

Страница 33: ... piped in parallel to the boiler with appropriate valves to prevent the chilled medium from entering the boiler The boiler piping system of a hot water heating boiler connected to heating coils located in air handling units where they may be exposed to refrigerated air circulation must be equipped with flow control valves or other automatic means to prevent gravity circulation of the boiler water ...

Страница 34: ...odes in lieu of a low water cut off Boiler below radiation Boiler above radiation LWCO LWCO Air Vent Air Vent Venting For detailed installation information and specific venting requirements reference the Vitodens Venting System Installation Instructions supplied with the boiler CAUTION Under certain climatic conditions some building materials may be affected by flue products expelled in close prox...

Страница 35: ...imary Heat supplied by boiler Qsecondary Heat consumed by system Vprimary Vsecondary T1 T3 T2 T4 Qprimary Qsecondary T1 176 F 80 C Vsecondary Vprimary Vbypass When installing a low loss header system mixed supply temperature T3 must be calculated as follows For maximum boiler flow rates see the table on page 25 in this manual Viessmann strongly recommends the use of a low loss header in cases wher...

Страница 36: ...down 3 Release the 4 boiler cover retaining clips and pull cover off 4 Terminal block for OpenTherm or room thermostat s and outdoor temperature sensor Connectors for DHW tank temperature sensor or tank temperature controller e g Honeywell aquastat and connections see the following pages for details Note this terminal block may be removed for ease of connection Removing the front cover 1 Loosen re...

Страница 37: ...d B Connection for Viessmann supplied DHW tank temperature sensor or field supplied aquastat to a factory installed connection Location of terminal block and temperature sensor connections A B B1HA models only for Viessmann DHW tanks and tank temperature sensor the two red connectors B labelled 5 are on the cable harness outside the control located left of the 3 way diverting valve in a wire bundl...

Страница 38: ... continued Control Connections Legend Viessmann DHW tank temperature sensor supplied Note see wiring diagram on page 76 Legend A Viessmann DHW tank temperature sensor supplied B Viessmann DHW tank temperature sensor connections factory installed Connecting Viessmann DHW tank temperature sensor on B1HA only A B ...

Страница 39: ...ler on B1HA only e g Honeywell Aquastat or others A Legend A Tank temperature controller field supplied Note see wiring diagram on page 76 1 Cut off and discard the 2 red connectors labelled 5 See page 37 for location 2 Strip b in insulation from the 2 wires 3 Connect the tank temperature controller wires using wire connectors Note To set up the boiler operation with the tank temperature controlle...

Страница 40: ...oom thermostat 24VAC field supplied B Switching relay field supplied Note When using the operating methods operation without room temperature thermostat or weather compensated operation without room temperature thermostat a jumper must be installed on terminals 1 2 A Legend A Jumper field supplied Without room temperature thermostat A Boiler control base Factory installed terminal block Connecting...

Страница 41: ...o the boiler The boiler will adjust the heat input accordingly low high modulation Follow the installation instructions of the field supplied operating controls Refer to the OpenTherm accessory manual and page 69 of this manual for additional information Connecting the outdoor temperature sensor Legend A Outdoor temperature sensor supplied Legend A OpenTherm OT or OT input module 0 10VDC accessory...

Страница 42: ...structions of all labels and stickers attached to boiler surfaces Do not remove any of these instructions Contact Viessmann if any replacement labels are required 1 Connect the electrical accessories as per project design 2 Secure all cables with strain reliefs 3 Flip control upward and lock into position CAUTION Electrical cables may become damaged if in contact with hot components When running a...

Страница 43: ...isplay unit C Power switch ON OFF Overview of Controls and Indicators Legend A Display value or F fault B Temperature in F C in conjunction with the display value C Heating mode D DHW heating E Display value or fault code F Fault indicator G Burner fault reset H Temperature in F C in conjunction with the display value I On screen buttons J Commissioning setting active contractors only K DHW comfor...

Страница 44: ...99 100 High fire 100 3 Altitude setting see page 49 0 or 5000 ft 1500 m Adjusts the boiler for high altitude operation 0 1 5 Do Not Adjust 6 5000 ft 1500 m 4 Do not adjust 0 5 Fuel Type 0 Natural Gas The gas type can be converted from natural gas to LPG The supplied conversion kit is required 0 1 LPG 6 Do not adjust 0 7 Parameter reset 1 Vitodens 100 W B1KA 35 The parameter is fixed based on the b...

Страница 45: ...y the antifreeze manufacturer Do not use automotive silicate based antifreeze Please observe that an antifreeze water mixture may require a backflow preventer within the automatic water feed and influence components such as diaphragm expansion tanks radiation etc A 30 antifreeze content will provide freeze up protection to 10 F 23 C Do not use antifreeze other than specifically made for hot water ...

Страница 46: ...ve burner cover panel as per the removal instructions on page 42 2 Close gas shutoff valve 3 Loosen screw in test nipple A on the gas combination valve do not remove completely Connect calibrated manometer 4 Open the gas shutoff valve 5 Measure static pressure Values must be 14 w c max for NG 14 w c max for LPG 6 Enter measured value into Maintenance Record on page 90 in this manual 7 Start up boi...

Страница 47: ...imum resolution of 0 04 w c for measuring the running pressure 9 Enter gas type into Maintenance Record on page 90 in this manual 10 Switch off the heating system ON OFF service switch boiler is shut down close the gas shut off valve remove the manometer and re tighten the screw in the test nipple A 11 Open gas shutoff valve and check that the test nipple A and all gas connections are gas tight Ru...

Страница 48: ...tural gas and 10 to 12 for liquid propane gas The CO2 value measured must be compared with the above CO2 value Checking the CO2 Content Relay Tests 1 Connect a flue gas analyzer at flue gas port A on the boiler flue connection 2 Start the boiler and check for leaks 3 To check the CO2 content the burner output can be adjusted manually 1 Tap MODE 2 Press until SERV is displayed 3 OK to confirm OFF a...

Страница 49: ...elected value is adopted The maximum heating output can be reduced according to the system requirements 1 Tap MODE 2 until CONFI flashes 3 OK to confirm P appears in the left hand display area The right hand display area flashes 4 Use to select 12 5 OK to confirm 1 flashes in the left hand display area 6 Use to select 2 7 OK to confirm The value of the selected maximum heating output in of the upp...

Страница 50: ... 4 1 appears in the left hand display area and flashes Select 13 using and confirm with OK 5 The right hand display area flashes Here the unit of measurement temperature unit can be adjusted 0 C 1 F Taping change the temperature unit The factory setting in F Finally tap OK Settings have been applied Setting the DHW Comfort Function Only possible for B1KA boiler The comfort function makes DHW avail...

Страница 51: ... utility you find the heating value is e g 1000 Btu per cu ft Therefore 3600 x 10 288 x 1000 125 000 Btu h input Therefore the boiler input is correct Burner input formulas up to 4500 ft INPUT 3600 t x 1000 where t TIME sec for 1 ft 3 INPUT 3600 x 01 x 1000 x 35 31 T where T TIME sec for 01 m3 natural gas CAUTION Always contact your gas utility to obtain the correct heating value before clocking t...

Страница 52: ... gas measurement port To ensure continued efficient operation of the boiler it is recommended that it is checked and serviced as necessary at regular intervals The frequency of servicing will depend on the particular installation conditions and usage but in general once a year should be adequate Any service work must be carried out by a licensed professional heating contractor The boiler incorpora...

Страница 53: ...nder assembly D for damage and replace if necessary Replace the cylinder burner assembly if damaged 1 Remove electrode block B 2 Loosen the three Torx screws and remove the thermal insulation ring C 3 Loosen the four Torx screws and remove burner cylinder assembly D and assembly gasket E 4 Fit and secure new burner cylinder assembly D and new assembly gasket E Tighten to a torque of 31 lb in 3 5 N...

Страница 54: ...ove all hoses from siphon A 3 Release locking tabs at opening B from underneath and remove siphon A upwards 4 Clean siphon A and reinstall 5 Refit all hoses Secure drain hose with cable ties 6 Fill the siphon A with water by pouring 10 fl oz 0 3L of water into the combustion chamber If the condensate does not drain freely condensate will accumulate in bottom part of boiler resulting in a burner sh...

Страница 55: ...tion chamber A by vacuuming loose debris out 3 Remove embedded sediment from the stainless steel heat exchanger surface B by thoroughly rinsing with water or solvent free cleaning agents such as citric acid based cleaners Consult a cleaning agent manufacturer for a suitable product Avoid getting the refractory wet during cleaning Note Discoloration of the heat exchanger surface B is the normal res...

Страница 56: ...essure relief valve 30 psig 4 When starting up the system for the first time mark this value as the minimum filling pressure on the manometer Note A lower manometer reading usually indicates loss of water due to leakage All leaks must be repaired Ensure proper operation of low water cut off s if applicable pressure relief valve and pump s Check pressure gauge air vent and pressure relief valve Ens...

Страница 57: ...he fitting B on the gas connection pipe to a torque of 132 lb in 15 Nm 3 Plug the Venturi extension C into the radial fan D 4 Replace electrical cables from gas valve E and electrode block F 5 Open gas shutoff valve and switch on power supply 6 Check the gas connection for tightness 7 Reinstall front panel as shown below Reinstall Burner Reinstall Front Panel 1 Install the front panel 2 Tighten th...

Страница 58: ... Changing Room Temperature In case a separate external room temperature controller thermostat is installed the desired room temperature will be adjusted using this device Make adjustments using the appropriate operating instructions only Note lf thermostatic radiator valves are installed in the room where the control is installed they must be fully open In case the room temperature setting on the ...

Страница 59: ...ol unit issues a heat demand Fan starts Ignition Gas valve opens Ionization current builds higher than 2 A Symbol A Burner in operation After approx 1 min fault 9 Fault F4 Fault F4 Fault F4 Stops below the set boiler water temperature and restarts immediately Increase set value and ensure heat is drawn off Check the fan fan connecting cables power at the fan and fan control Check the ignition modu...

Страница 60: ... water temperature sensor wire broken Check the boiler water temperature sensor see page 62 50 No DHW heating Tank temperature sensor shorted out Check sensor see page 67 51 No DHW heating Outlet temperature sensor shorted out Check sensor see page 67 52 Burner blocked Flow sensor shorted out Check connections and wire replace sensor if required 58 No DHW heating Tank temperature sensor wire broke...

Страница 61: ... valve ignition ignition module and condensate drain Reset control Check ignition cable resistance 4 5K to 5K ohms f8 Burner in fault mode The combination gas valve closes too late Check the gas valve Check both air and gas flow paths Reset control f9 Burner in fault mode Blower speed too low at burner start Check the blower check the blower cables and supply check the blower control Reset control...

Страница 62: ... 2 Remove the front panel Resistance in K Boiler water temperature 1 Disconnect cables from boiler temperature sensor A 2 Measure resistance of the boiler temperature sensor and compare with resistance boiler water temperature curve shown 3 If the value measured differs significantly replace the sensor WARNING The boiler temperature sensor is immersed in the heating water risk of scalding Drain th...

Страница 63: ...ptional the boiler water temperature is regulated subject to the outdoor temperature Frost protection function Built in automatic frost protection allows the boiler to be shut off for an extended period of time while protecting it against freeze up Frost protection is continually active The burner is switched ON when the boiler water temperature reaches 41ºF 5ºC and is switched OFF again when the ...

Страница 64: ...value is adopted Setting the heating curve Heating curves illustrate the relationship between the out door temperature the set room temperature and the boiler water temperature or supply temperature The lower the outdoor temperature the higher the boiler water temperature or supply temperature In order to guarantee sufficient heat and minimum fuel consumption at any outdoor temperature the conditi...

Страница 65: ...ect the parameter 3 OK to confirm Note When adjusting this setting bear in mind that your heating system requires some time to heat the home to the required temperature Legend A Boiler water temperature B Outdoor temperature C Set point Increasing set point temperature Reduced set point temperature Adjustment of the increase set point temperature from 68 to 79 F 20 to 26 C Adjustment of the reduce...

Страница 66: ... from fixed high limit A 2 Check the continuity of the fixed high limit with a multimeter 3 Remove faulty fixed high limit 4 Coat the replacement fixed high limit with heat conducting paste and install 5 To reset refer to page 61 1 Pull the leads from flue gas temperature sensor A 2 Check the sensor resistance and compare it with the curve 3 Replace the sensor in case of severe deviation Resistanc...

Страница 67: ... sensor B1KA only 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 Note Water can leak when replacing the outlet temperature sensor Shut off the cold water supply Drain the DHW line and the plate type heat exchanger DHW side Resistance in K Temperature Check DHW tank temperature sensor B1H...

Страница 68: ...wnwards 3 Remove two screws A from the plate type heat exchanger and remove the plate type heat exchanger B with gaskets Note During removal small amounts of water may trickle out and escape from the removed plate type heat exchanger 4 Check the DHW side for scaling and if required clean or replace the plate type heat exchanger 5 Check the heating water side for contamination and if required clean...

Страница 69: ...l connections refer to information starting on page 36 Electrical Connections to the Terminal Strip for Accessories Additional Information Follow the installation instructions of field supplied operating controls What is OpenTherm OT The OpenTherm OT protocol is a point to point communication system which connects a boiler with a room controller or other devices The room unit calculates a heating ...

Страница 70: ...gnal room thermostat On 20 seconds 3 Combi B1KA only DHW flow sensor temp sensor On none 4 DHW B1HA only DHW temperature sensor reading drops below set point Close DHW contact in control aquastat boiler set point temp 176ºF 80ºC non adjustable On 20 seconds The Vitodens 100 W B1HA B1KA boilers has several operating control options The following table provides the priority levels of each of the dif...

Страница 71: ...r content USG L 1 02 3 88 1 02 3 88 1 02 3 88 Boiler max flow rate 4 GPM L h 6 2 1400 6 2 1400 6 2 1400 Max operating pressure max allowable working pressure at 210ºF 99ºC psig bar 45 3 45 3 45 3 Boiler water temperature Adjustable high limit AHL range space heating steady state Fixed high limit FHL ºF ºC ºF ºC 86 to 176 30 to 80 210 99 Boiler connections Boiler heating supply and return Pressure ...

Страница 72: ...2e 60 2e 60 Combustion air supply coaxial connection 8 single outer Ø in mm 4 100 2e 60 4 100 2e 60 4 100 2e 60 Noise level at 1 meter at full load at partial load dB dB 46 9 41 1 51 6 41 1 51 6 41 1 High altitude factory set 9 ft m 0 5 000 0 1 500 Standard heating boiler continued 5 Measured flue gas temperature with a combustion air temperature of 68 F 20 C 6 Based on typical boiler cycles inclu...

Страница 73: ...mum allowable working pressure potable water psi 150 Test pressure psi 300 Integrated pump flow rate DHW production 23 ft 9 8 m Head pressure Heating system operation with system side additional drop in pressure of max 6 ft of water 1 8 m USG min L h USG min L h 5 63 1278 6 2 1408 Expansion tank 2 for heating system side Precharge pressure Capacity psig USG L 12 2 1 8 1 DCW and DHW temperature ris...

Страница 74: ...ipped 15 minute forced fan operation 9 Post purge Continue to next phase 10 Combination gas valve proof of closure test Continue to next phase 0 Boiler shutdown stand by Waiting for next call for heat Start up and Maintenance 1500 rpm 1500 rpm Transition Modulation range Call for heat Fan control Fan required signal Ignition Combination gas valve Flame signal Sequence time O S t a n d b y 1 S t a ...

Страница 75: ...trials the burner will lock out and will require a manual reset Phase 6 Flame stabilization Controller required time for flame stabilization Phase 7 Forced low fire The controller will go into low fire until required modulation signal high low is processed e g boiler actual water temperature Phase 8 Burner operation At the end of the flame stabilization period 5 sec a release for modulation occurs...

Страница 76: ...k Temperature Sensor or tank temperature controller 15 Flue Gas temperature Sensor 20 Boiler Pump internal 33 Flow Switch 35 Gas Valve 47 Fixed High Limit 100 Fan Motor 100A Fan Motor Control WARNING DISCONNECT POWER BEFORE SERVICING BOILER CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify proper operation after s...

Страница 77: ...erature Sensor 4 DHW Supply Temperature Sensor 15 Flue Gas temperature Sensor 20 Boiler Pump internal 33 Flow Switch 35 Gas Valve 47 Fixed High Limit 100 Fan Motor 100A Fan Motor Control 149 Flow Sensor DHW WARNING DISCONNECT POWER BEFORE SERVICING BOILER CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify proper op...

Страница 78: ...ssembly D Control Assembly E Hydraulic and Combi Block Assembly F Other Parts 1 Serial number is located inside main enclosure assembly behind boiler cover panel on left hand side Other Parts not illustrated 0100 Installation Set 2 0125 Technical literature set 0128 Installation Service Instructions 0130 Operating Instructions 0132 Installation Instructions Venting System 0133 Parts List Vitodens ...

Страница 79: ...not illustrated 0100 Installation Set 2 0125 Technical literature set 0128 Installation Service Instructions 0130 Operating Instructions 0132 Installation Instructions Venting System 0133 Parts List Vitodens 100 W 0134 Parts List Installation Set 0135 Wiring Diagram 0137 Warranty Sheet 0138 Technical Data Manual 0150 Conversion Kit NG LP 0151 Conversion Kit LP NG 2 For Installation Set please see ...

Страница 80: ...A 26 94 Boiler 7560853 B1HA 35 125 Boiler 7560854 B1KA 35 125 Boiler 7560855 Parts for Main Enclosure Assembly 0001 Cover panel boiler 0002 Profile gasket for cover panel 0003 Nameplate Viessmann 0004 Strain relief top 0005 Base panel air box 0006 Sealing grommet set 0007 Wall mount bracket 0008 Nameplate Vitodens 100 0009 Sealing grommet each ...

Страница 81: ...0004 Sealing grommet DN60 0005 Sensor for flue gas 0006 Heat exchanger assembly ASME 0007 Condensate pipe 0008 Condensate P trap 0009 Extension P trap 0010 Fuel connection pipe NG LP 0011 Gasket set A17x24x2 set of 5 0013 Combustion chamber refractory 0014 Flue baffle 0015 Support bracket set for heat exchanger 0016 O Ring set 21x3 mm for heat exchanger 0017 Gasket for flue elbow 0018 Condensate p...

Страница 82: ...854 B1KA 35 125 Boiler 7560855 Parts for Burner Assembly 0001 Burner gasket 187x5 5 mm 0002 Insulating ring 0003 Burner tube 0004 Gasket for burner tube 0005 Burner mounting flange assembly 0006 Gasket for electrode block 0007 Ignition ionization electrode block 0008 Gasket for radial fan 0009 Radial fan NRG118 0010 Gas valve GB ND 055 E01 0011 Bracket set of 2 0012 Venturi extension 0013 Gaskets ...

Страница 83: ...turn 0002 Clip d 10 set of 5 0003 Clip d 8 set of 5 0004 O ring set for heat exchanger 21x3 mm 0005 Air bleed valve G3 8 0006 Sensor 3 boiler 0007 O ring 8x2 mm set of 5 0008 Connection pipe for heating supply 0009 Clip d 18 set of 5 0010 O ring 17x4 mm set of 5 0011 Pressure gauge psi 0012 Fixed high limit 210ºF 99ºC 0013 Bleeding hose 10x1 5x1500 mm 0014 O ring 17 86x2 62 mm 5 pieces 0020 Flow s...

Страница 84: ...changer 21x3 mm 0005 Air bleed valve G3 8 0006 Sensor 3 boiler 0007 O ring 8x2 mm set of 5 0008 Connection pipe for heating supply 0009 Clip d 18 set of 5 0010 O ring 17x4 mm set of 5 0011 Pressure gauge psi 0012 Fixed high limit 210ºF 99ºC 0013 Bleeding hose 10x1 5x1500 mm 0014 O ring 17 86x2 62 mm 5 pieces 0016 Expansion tank CRI 8 0017 Hose clamp d 220 240x9 mm 0018 Gasket A10x15x1 5 set of 5 0...

Страница 85: ...r vent 0002 O ring 34 x 3 mm 5 pieces 0003 Circulation pump head Grundfos UPS15 78 0004 Bypass cartridge 0005 Clip D 16 set of 5 0006 Adaptor for step motor 0007 Step motor linear 0008 Hydraulic pumping block 0009 O Ring 19 8 x 3 6 mm 5 pieces 0010 O Ring 16 x 3 mm 5 pieces 0011 Flow check valve DN15 0012 Clip D 18 5 pieces 0013 O Ring 24 7 x 3 6 mm 5 pieces 0014 Connection nipple set Additional I...

Страница 86: ...ng 19 8 x 3 6 mm 5 pieces 0009 O ring 16 x 3 mm 5 pieces 0010 Clip d 18 set of 5 0011 Clip d 10 set of 5 0012 Clip plate D8 slim 5 pieces 0013 Flow regulator WHT BRN Type A 14L 0014 Gasket oval 5 pieces 0015 Gasket set for plate heat exchanger 0016 Expansion pipe 0017 Circulation pump head Grundfos UPS15 78 0018 Plate heat exchanger 20 plates 0019 Hydraulic Combi block 0020 Clip d 8 set of 5 0021 ...

Страница 87: ...or Control Assembly 0001 Control console cover 0002 Clip hinge 2 pieces 0003 Profile gasket 0004 Control console VBC115 F50 0005 Harness X20 X7 0006 Ignition cable 5kOhm 0007 Harness 35 for expanded functions 0008 Harness 100 for fan 0009 Harness for step motor 0010 Fuse 2 5A 250V set of 10 0011 Sensor 1 outdoor NTC 0012 Harness X21 0013 Harness 20 for pump 0014 Harness for power Additional Inform...

Страница 88: ...allation Service Parts List continued Model No Serial No B1HA 26 94 Boiler 7560853 B1HA 35 125 Boiler 7560854 B1KA 35 125 Boiler 7560855 Other Parts 0001 Touch up spray paint Vitowhite 0002 Touch up paint stick Vitowhite 0003 Lubricant 6g Additional Information ...

Страница 89: ...ptor for pressure relief valve 0103 Sediment faucet in 0104 Extension in x 3 in 0105 Tee in 0106 Gas ball valve in 0107 Thermometer 1 0108 DHW pressure relief valve 150 psi 2 Other Parts not illustrated 0109 Outdoor temperature sensor NTC 10K 0110 Accessory pack metal stud mount kit 0133 Parts List Installation Set 1 Install anywhere in supply piping near boiler 2 These components only ship with V...

Страница 90: ...re Natural gas w c 4 14 w c Liquid Propane gas w c 10 14 w c Carbon dioxide content CO 2 at lower end of rated input range low fire vol at upper end of rated input range high fire vol Oxygen content O 2 at lower end of rated input range low fire vol at upper end of rated input range high fire vol Carbon monoxide content CO at lower end of rated input range ppm Never exceed 50 ppm air free at upper...

Страница 91: ...s appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water OPERATING INSTRUCTIONS 1 STOP Read the safety information above on this label 2 Set thermostat or other operating control to lowest setting 3 Turn off all electric power to the appliance 4 ...

Страница 92: ...dens 100 W B1HA B1KA 26 to 125 Combi Installation Service Technical information subject to change without notice Printed on environmentally friendly recycled and recyclable paper Scan for digital copy of this document ...

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