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Stainless Steel Condensing Boiler
Buderus SB625WS/Buderus SB745WS
Low temperature condensing boilers for gas/oil fired power burners
Operating Instructions
Read these instructions carefully before installation and operation of the heating system.
UPON COMPLETION OF THE INSTALLATION THE INSTALLER MUST
INSTRUCT THE OWNER AND OPERATOR ON THE FUNCTIONALITY AND
THE PROPER OPERATION OF THE BOILER AND THE HEATING SYSTEM
THIS MANUAL SHOULD BE HANDED TO THE OWNER AND OPERATOR OF
THE APPLIANCE.
INSTALLER MUST REVIEW ALL SAFETY INSTRUCTIONS WITH THE
OWNER AND OPERATOR.
DANGER!
The installation instructions included in this Manual are intended solely for
use by a trained and certified installer, service company or the gas supply
company. If the information in this manual is not followed, a fire or explosion
may result causing property damage, personal injury, or death.
Have installation and service performed by a trained and certified
installer or service company, or the gas supply company.
Bosch recommends signing a service and maintenance contract with a
trained and certified installer or service company that covers annual
servicing and condition-based maintenance. Proper maintenance is a
fundamental requirement for safe and efficient operation and long
service life.
The boiler must be serviced annually including the main burner, ignition
burner, the entire venting system, and the combustion air supply. All
parts that show any signs of damage or corrosion must be replaced.
The owner and operator is responsible for the operational safety and
regulatory compliance of the heating system.
Improper installation, adjustment, alteration, service, or maintenance
can cause property damage, personal injury, or death. Refer to this
manual and consult a trained and certified installer or service company,
or the gas supply company before installation, service or maintenance.
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Table of Contents
Related Manuals for Bosch Buderus SB625WS
Summary of Contents for Bosch Buderus SB625WS
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Page 1: Operating Instructions
Have installation and service performed by a trained and certified installer or service company, or the gas supply company. Bosch recommends signing a service and maintenance contract with a trained and certified installer or service company that covers annual servicing and condition-based maintenance. Proper maintenance is a fundamental requirement for safe and efficient operation and long service life. -
Page 2: Table Of Contents
2 | Contents Contents Key to symbols and safety instructions ....3 Explanation of symbols ......3 General safety instructions . -
Page 3: Key To Symbols And Safety Instructions
Key to symbols and safety instructions | 3 If you smell flue gas Key to symbols and safety instructions ▶ Switch off the heating system by shutting off the emergency shut-off switch. Explanation of symbols ▶ Open windows and doors. ▶... - Page 4 4 | Key to symbols and safety instructions DANGER: Risk of personal injury or death from explosion! ▶ Work on gas components may only be carried out by a trained and certified installer or service company. ▶ Appliance installation, the connection of gas and vent piping, initial commissioning, electrical connections, and service and maintenance must only be carried out by a trained and certified installer or service company.
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Page 5: Product Description
6 720 805 220-01.1T you regularly monitor the quality of the fill and make-up water and treat Fig. 1 Oil/gas fired boiler Buderus SB625WS/Buderus SB745WS it accordingly as and when necessary. Boiler shell (jacket) -
Page 6: The Correct Fuel
6 | Product description For the correct use and treatment of the fill and make-up water, the Use the following fuel: contents of the following table MUST be observed. Parameters Unit of measure Heating water 7.5- 9,5 Hardness < 50 Electrical conductivity s/cm <... -
Page 7: System Start-Up
System start-up | 7 System start-up This chapter explains how you prepare the system for operation and how to commission the control panel and the burner. WARNING: ▶ Do not attempt to start the burner when excess heat oil has accumulated, when the units is full of vapor, or when the combustion chamber is very hot. -
Page 8: Shutting Down The System
8 | Shutting down the system Shutting down the system This chapter explains how you shut down your boiler and switch off the control panel and the burner. Furthermore, it contains details on how to shut down your heating system in an emergency. NOTICE: Risk of system damage from freezing. -
Page 9: System Maintenance
System maintenance | 9 Type of system Hot water heating Notes System maintenance analysis and checks system This chapter explains, why regular maintenance is important for your Appearance 2A-3A system. It will also indicate to you, how you can check and regulate the water pressure. -
Page 10: Troubleshooting
10 | Troubleshooting Troubleshooting Heating system faults are shown on the control panel display. You will find detailed information regarding fault displays in the service instructions for the relevant control panel. The burner fault is also indicated by a fault lamp on the burner. NOTICE: Risk of system damage from freezing. - Page 11 | 11 Notes Stainless Steel Condensing Boiler - SB625WS / SB745WS 6 720 805 220 (2012/10)