Buderus Logano plus SB745 Operating Instructions Manual Download | Manualshive

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For users

Read carefully before use

Operating instructions

Floor standing
condensing boiler

Logano plus SB745

6 720 648 053-00.2T

Output range 800 – 1200 kW

6 72

0 800

395

(

201

2/

03) GB

1
2
3
...
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Summary of Contents for Logano plus SB745

Page 1: ...For users Read carefully before use Operating instructions Floor standing condensing boiler Logano plus SB745 6 720 648 053 00 2T Output range 800 1200 kW 6 720 800 395 2012 03 GB ...

Page 2: ... in accordance with the state of the art and ensure that our products are efficiently matched to each other In this endeavour efficiency and environmental compatibility are our priorities Thank you for choosing a Buderus product a choice that will give you not only efficient energy utilisation but also high levels of comfort and convenience To ensure that you retain this level of excellence please...

Page 3: ...ring the heating system for operation 8 4 2 Commissioning the control unit and burner 8 5 Shutting down 9 5 1 Shutting down the heating system 9 5 2 Shutting down the heating system in an emergency 9 6 Correcting a burner fault 9 7 Inspection and maintenance 10 7 1 General notes 10 7 2 Why is regular maintenance important 10 7 3 Checking and correcting the water pressure 10 7 3 1 When should you c...

Page 4: ...R indicates possible risk to life Important information Additional symbols Warnings in this document are framed and identified by a warning triangle which is printed on a grey background Electrical hazards are identified by a lightning symbol surrounded by a warning triangle Important information in cases where there is no risk of personal injury or material losses is identified by the symbol show...

Page 5: ...y a competent person B Never change any parts in contact with flue gas B Never cover or reduce the size of air vents in doors windows or walls If draught proof windows are fitted ensure there is an adequate supply of ventilation and combustion air B Ensure that the boiler installation room remains free from the risk of frost B The heating system must be installed and operated in accordance with th...

Page 6: ...ler must only be operated with the specified fuels Only burners that are suitable for the specified fuels may be used Observe the manufacturer s burner selection list and the burner manufacturer s instructions 2 4 Data plate The data plate is fitted to the back of the boiler casing There you will find information such as the serial number output and approval details 2 5 Product description The Log...

Page 7: ...omponents Fig 1 Boiler overview 1 Boiler body 2 Combustion chamber door 3 Safety lug to secure the load during transportation not for lifting 4 Flue gas collector 5 Condensate drain siphon 6 Drain 7 Base frame rail 8 Control unit accessory 9 Cable conduit 10 Flue gas connection 11 Inspection opening reversing chamber 12 Return 1 RK1 low temperature return main return 13 Return 2 RK2 high temperatu...

Page 8: ...the stainless steel heat exchanger surfaces will rise and the thermal stresses loads on the boiler body will increase This is why the quality of the fill or top up water must meet the conditions stipulated in the operator s log provided and be recorded in this log The conditions for boilers 600 kW require general water treatment independent of the water hardness and the volume of fill and top up w...

Page 9: ...eating system can freeze up if it is not operational e g because of a fault shutdown B When there is a risk of frost protect your heating system against freezing up B If your heating system has been shut down for several days due to a fault shutdown and there is a risk of frost drain the heating water at the drain fill valve Also leave the air vent valve at the highest point in the system open NOT...

Page 10: ...gradually longer intervals Once the heating system is hardly losing any volume check the heating water pressure monthly A distinction is generally made between open vented and sealed unvented systems In practice open vented systems are rarely installed nowadays We will therefore be using a sealed unvented heating system to demonstrate how you can check the water pressure All settings will have alr...

Page 11: ...ons with automatic pressurisation units For installations with an automatic pressurisation unit observe the manufacturer s instructions The water quality requirements also apply here Æ chapter 7 3 1 page 10 NOTICE System damage through frequent topping up Subject to the water quality your heating system can be damaged through corrosion or scaling B Ensure that the heating system is vented correctl...

Page 12: ...roller to the maximum design temperature of the heating system Heating systems with room temperature dependent control The room where the room temperature controller is installed reference room determines the temperature in other rooms Thermostatic valves should not be installed in the reference room Set the appliance temperature controller to the maximum design temperature of the heating system I...

Page 13: ...y observed To protect the environment we use the best possible technology and materials subject to economics Packaging We are dedicated to adhering to country specific disposal standards for packaging in order to ensure optimum recycling All packaging materials are environmentally compatible and can be recycled Old appliance Old appliances contain materials that should be recycled The relevant ass...

Page 14: ...el Æ installation and maintenance instructions Gas boiler e g Logano SB615 Serial number Date commissioned Correct fuel This heating system requires the correct fuel to ensure perfect operation During commissioning your heating contractor will enter the correct fuel type for your heating system in the table below NOTICE Risk of system damage through use of incorrect fuel B Only use the fuel intend...

Page 15: ...control unit 8 Correct use 6 D Data plate 6 Disposal 13 E Energy saving information 12 Environmental protection 13 F Fuels 6 I Inspection 10 Inspection and maintenance Checking and correcting the water pressure 10 General information 10 K Key to symbols 4 M Maintenance 10 O Old appliance 13 Overview of Logano plus SB745 7 P Packaging 13 Preparing the heating system for operation 8 Product descript...

Page 16: ...Buderus Cotswold Way Warndon Worcester WR4 9SW All Enquiries 0844 892 3004 www buderus co uk In the UK and IE Buderus is a brand name of Bosch Thermotechnology Ltd ...

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