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SCHUSTER BWA R50 Installation And Servicing Manual

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BWA
R 50
R 50
INSTALLATION AND SERVICING MANUAL
R 70
R 70

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Summary of Contents for SCHUSTER BWA R50

  • Page 1 R 50 R 70 R 50 R 70 INSTALLATION AND SERVICING MANUAL...

  • Page 3: Table Of Contents

    Attention: this manual contains instructions for the exclusive use of the professionally qualified installer and/or maintenance technician in compliance with current legislation. The user is NOT qualified to intervene on the boiler. The manufacturer will not be held liable in case of damage to persons, animals or objects resulting from failure to comply with the instructions contained in the manuals supplied with the boiler.

  • Page 4: Igeneral Information

    Any repairs must be performed solely by personnel authorised by Schuster, using original spare parts only. Failure to comply product and must be kept by the user. with the above can compromise the safety of the appliance and void the warranty.

  • Page 5: Symbols Used In The Manual

    Any other use is considered improper. For any damage resulting from improper use schuster assumes no responsibility. Use according to the intended purposes also includes strict compliance with the instructions in this manual. 1.4 - INFORMATION PROvIDED TO THE UsER The user must be instructed concerning the use and operation of his heating system, in particular: •...

  • Page 6: Safety Warnings

    1.5 - sAFETY wARNINGs ATTENTION! The boiler cannot be used by children. The boiler can be used by adults and only after having carefully read the user’s manual Children should be supervised to ensure that they do not play or tamper with the device. ATTENTION! The appliance must be installed, adjusted and maintained by professionally qualified personnel, in compliance with the standards and provisions in force.

  • Page 7: Technical Data Plate

    1.6 - TECHNICAL DATA PLATE KEY: CE marking 1 = CE monitoring body The CE marking certifies that the boilers meet: The essential requirements of the gas appliance directive 2 = Type of boiler (directive 2009/142/EEC) 3 = Boiler model The essential requirements of the electromagnetic compat- 4 = Number of stars (directive 92/42 EEC) ibility directive (2004/108/EEC)

  • Page 8: Water Treatment

    1.7 - wATER TREATMENT ATTENTION! The treatment of the supply water allows to ANY DAMAGE TO THE BOILER CAUsED BY prevent inconveniences and maintain the THE FORMATION OF FOULING OR BY COR- functionality and efficiency of the generator ROsIvE wATER wILL NOT BE COvERED BY over time.

  • Page 9: Technical Features And Dimensions

    TECHNICAL FEATUREs AND DIMENsIONs 2.1 - TECHNICAL FEATUREs 2.2 - vIEw wITH THE INDICATION OF THE MAIN COMPONENTs BwA R 50 BwA R 70...

  • Page 10: Dimension

    2.3 - DIMENsIONs Front view side view view from above view from below The parts shown in gray are relative to the ACS kit.
  • Page 11 Detection electrode RIL. Description N° C.E. S.E. Ignition electrode Domestic hot water temperature ACC. sensor (N.U.) Flow switch with cold water filter Return shut-off valve (N.U.) (N.U.) Optional Sensor Flow General (N.U.) Gas valve Condensation drain trap (N.U.) Ignition/detection electrode Outlet flue inspection (N.U.) /RIL...

  • Page 12: Available Flow Rate / Pressure Diagram

    2.4 - DIAGRAM OF FLOw RATE/PREssURE AvAILABLE FOR INsTALLATION A) Head gain available net losses of boiler (for boilers with pump supplied by Schuster) B) Head losses between flow and return (For boilers supplied without pump) residual pressure head BWA R 70 (1)

  • Page 13: Operation Data

    2.5 - OPERATING DATA ACCORDING TO UNI 10348 and GENERAL FEATUREs For the adjustment data: NOZZLES - PRESSURE - DIAGRAMS - FLOW RATES - CONSUMPTION refer to the paragraph ADAP- TATION TO OTHER TYPES OF GAS. BWA R 50 c BWA R 70 Appliance category 2H3P...

  • Page 14: Installation Instructions

    INsTALLATION INsTRUCTIONs 3.1 - GENERAL wARNINGs ATTENTION! ATTENTION! If there is dust and/or if there are aggressive/ his boiler is intended solely for the use for corrosive vapours present in the installation which it was expressly designed. Any other room, the appliance must be protected use is to be considered improper and there- suitably and must be able to operate fore dangerous.

  • Page 15: Packaging

    Condensate evacuation siphon schuster will not be held liable for damage to per- sons, animals or objects due to failure to comply Aluminum pipe Ø 80 mm for smoke evacuation with the instruction above.

  • Page 16: Positioning The Boiler

    3.5 - POsITIONING IN BOILER ROOM Particular importance should be given to local regulations and laws in terms of boiler room and especially the minimum distance that must be kept clear around the boiler. The installation must conform to the requirements contained in the most recent regulations and laws in terms of boiler room, installations of heating and production of hot water, ventilation, chimneys suitable to discharge the products of combustion of...

  • Page 17: Flue Gas Exhaust Pipe Connection

    3.6 - FLUE GAs EXHAUsT PIPE CONNECTION FOR BOILERs wITH FORCED DRAUGHT To connect the flue gas exhaust pipe, local and na- place the flue gas pipe as well. tional standards must be observed The boiler is type approved for the exhaust configu- In the event the boiler is replaced, ALwAYs re- rations listed below: C13x...
  • Page 18 Air / flue gas through concentric pipes in the boiler Please note: room and single pipes in the chimney (combustion These values relate to exhausts/ air with counterlow in the chimney) made by means of rigid pipes and smooth original Schuster...
  • Page 19 GENERAL INFORMATION ON THE FLUE GAs EXHAUsT sYsTEM COAXIAL DUCT Ø 80/125 00361255 (+) Adapter for double systems 80/125 It is recommended to only use original schuster exhaust pipes. The supplier will have no contractual or ex- tra-contractual liability for damage caused due...
  • Page 20 DOUBLE Ø 80...

  • Page 21: Connections

    3.7 - CONNECTION Condensation drain G ¾’’ The boiler, during the combustion process, produces conden- sation that, through pipe “A”, flows into the trap. Danger! The condensation that forms inside the boiler flows into a suitable The gas connection must be carried out only by drain via pipe “B”.

  • Page 22: Filling The System

    This could damage the gaskets and cause noise during operation. schuster will not be held liable for damage to persons, animals or objects due to failure to comply with the above instruction. Pressure in the mains supply must be between 0.5...

  • Page 23: Electrical Connections

    3 mm between contacts, easy to access, making maintenance quick and safe. The power cable must be replaced by schuster authorised technical staff, using original spare parts only. Failure to comply with the above can jeopardise the safety of the appliance.
  • Page 24 Danger! connect electrical power and make sure that it cannot be Only a qualified technician may perform the reconnected accidentally. electrical installation. Before performing connections or any type of operation on electrical parts, always dis- safety connection (*) safety Conection - Remove the jumper and connect the wires between terminals as indicated...

  • Page 25: Commissioning

    3.10 - COMMIssIONING Commissioning must be done by professionally Before commissioning the boiler, check that: qualified personnel. Schuster will not be held liable for damage to persons, animals or objects due to failure to comply with the above instruction. does the installation meet the specific standards and regulations in force, both relating to the...

  • Page 26: Measurement Of Combustion Efficiency During Installation

    3.11 - MEAsUREMENT OF COMBUsTION 3.11.2 - POsITIONING THE PROBEs EFFICIENCY DURING INsTALLATION 3.11.1- ACTIvATION OF THE CALIBRATION FUNCTION To determine the combustion efficiency one must make the following measurements: ATTENTION! Function reserved for Authorised Assistance - measurement of the combustion air temperature Centres only.

  • Page 27: Burner Adjustment

    3.12 - ADJUsTING THE BURNER The following instructions are intended exclusively All boilers leave the factory already calibrated and for authorised service personnel. tested, however in the event the gas valve recali- bration are required: Remove the cap and insert the CO2 analysis probe in the flue gas sample point of the intake/exhaust terminal, see chap.
  • Page 28 3) Conclusion of the basic calibrations - once the CO values at minimum and maximum output - close the flue gas inspection sample points of the intake and have been checked and any adjustments have been made exhaust terminal (sections 1-2): - check that there are no gas leaks.

  • Page 29: Adaptation Of The Power To The Heating System

    3.12.1 - ADAPTATION OF THE POwER TO THE HEATING sYsTEM ATTENTION! Function reserved for Authorised Assistance Centres only. The user is NOT authorised to activate the function described below. It is possible to adjust the maximum thermal capacity in heating Act on parameter HP (par.

  • Page 30: Maintenance Instructions

    4.1 - INsPECTION AND MAINTENANCE INsTRUCTIONs To assure long-term functioning of your appliance and to avoid Once all maintenance operations are complete altering its approved status, only original Schuster spare parts resume boiler operation. must be used. • Open the heating flow and return pipes, as well as the cold water inlet valve (if closed previously).
  • Page 31 1) Measure the Thermal Capacity using a me- It is recommended to use the products ter and compare the value with that contained purposely created by Schuster (see system protection ACCESSORIES in table 3.12. The data measured indicates if sect. in the domestic price list), being the exchanger needs cleaning.

  • Page 32: Adaptation To The Use Of Other Gas

    4.3 - ADAPTATION TO THE UsE OF OTHER GAs The boilers are produced for the type of gas specifically requested Gas Conversion upon ordering. For the conversion of the boiler from a gas to an other one it is necessary to proceed as follows: DANGER! 1.

  • Page 33: Operation Parameters Programming

    4.4 - PROGRAMMING THE OPERATING PARAMETERs ATTENTION! Function reserved for Authorised Assistance Centres only. The user is NOT authorised to activate the function described below. sERvICE PARAMETER Operazion CHANGE PARAMETER Press key + (PLUs) / - (MINUs) to modify Press the BUTTON simultaneously to enter in the service mode SE and change value.
  • Page 34 PUMP OvERRUN sETTING OF THE MAXIMUM HEATING TEMPERATURE Continue with the modification of parameters by pressing Continue with the modification of parameters by pressing the - (MINUs) the - (MINUs) Repeat the operations A-B-C to change value Repeat the operations A-B-C to change value VALUE VALUE FROM...

  • Page 35: Wiring Diagram

    4.5 - wIRING DIAGRAM BwA R 50 CAUTION THE KIT ACs / BOILER MUsT BE CONNECTED wITH A MODULATION PUMP Optional KIT P(F) Pump (BWA 50 - NOT AVAIBLE) Predisposition Modulating Pump A1..A13 Services connectors Flow heating sensor Modulating pump control Return heating sensor Water deficiency safety pressure switch Domestic hot water probe...
  • Page 36 BwA R 70 Optional KIT MDV kit ACS Diverter valve motor DHW kit Predisposition Modulating Pump A1..A13 Services connectors Flow heating sensor Modulating pump control Return heating sensor Water deficiency safety pressure switch Domestic hot water probe e-BUS Connection terminals Limit thermostat HSCP / E8 Smoke Thermostat (Predisposition)

  • Page 37: Error Codes

    4.6 - ERROR CODEs DIsplay Controller E8 (Optional) For error codes relating to the heating system, refer to the section “Faults Finding” in Instructions for use supplied with Control panel the contoller E8. When indicator fault light, press the BUTTON to view the error code on the display. ( Num ) = see legenda Par.
  • Page 38 FREEZING Remove power supply, close the gas EXCHANGER (24) valve, defrost the heat exchanger Is detected, the freezing of the heat carefully. exchanger. If the heating sensor detects a temperature below 2 ° C, the burner ignition is inhibited until the sensor detects a temperature higher than 5 °...
  • Page 40 The manufacturer declines every responsibility for the possible inaccuracies if owed to errors of transcript or press. Also reserves the right to bring those changes that it will hold necessary to it own products or profits, without jeopardizing its essential characteristics. Schuster - via Padana Inferiore 52/C - 29012 Caorso (PC) - Italy - e-mail: info@schusterboilers.com - www.schusterboilers.com...

This manual is also suitable for:

Bwa r70

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